codeandtheory.com - dns.ninja

`codeandtheory.com`

DNSSEC	⚠️ Not signed
A	3.167.37.44^{🇺🇸 Amazon3.167.32.0/21}
		PTR	`server-3-167-37-44.iad61.r.cloudfront.net`
A	3.167.37.52^{🇺🇸 Amazon3.167.32.0/21}
A	3.167.37.84^{🇺🇸 Amazon3.167.32.0/21}
A	3.167.37.106^{🇺🇸 Amazon3.167.32.0/21}
NS	`ns-352.awsdns-44.com` ⭐
		A	2600:9000:5301:6000::1^{🇺🇸 Amazon2600:9000:5301::/48 - CloudFront}
			PTR	`ns-352.awsdns-44.com`
		A	205.251.193.96^{🇺🇸 Amazon205.251.193.0/24 prefix}
			PTR	`ns-352.awsdns-44.com`
NS	`ns-1317.awsdns-36.org`
		A	2600:9000:5305:2500::1^{🇺🇸 Amazon2600:9000:5305::/48 - CloudFront}
			PTR	`ns-1317.awsdns-36.org`
		A	205.251.197.37^{🇺🇸 Amazon205.251.197.0/24 prefix}
			PTR	`ns-1317.awsdns-36.org`
NS	`ns-1573.awsdns-04.co.uk`
		A	2600:9000:5306:2500::1^{🇺🇸 Amazon2600:9000:5306::/48 - CloudFront}
			PTR	`ns-1573.awsdns-04.co.uk`
		A	205.251.198.37^{🇺🇸 Amazon205.251.198.0/24 prefix}
			PTR	`ns-1573.awsdns-04.co.uk`
NS	`ns-967.awsdns-56.net`
		A	2600:9000:5303:c700::1^{🇺🇸 Amazon2600:9000:5303::/48 - CloudFront}
			PTR	`ns-967.awsdns-56.net`
		A	205.251.195.199^{🇺🇸 Amazon205.251.195.0/24 prefix}
			PTR	`ns-967.awsdns-56.net`
MX	`mxa-00852301.gslb.pphosted.com` ⭐
		A	67.231.148.157^{🇺🇸 Proofpoint67.231.148.0/24 Inc.}
			PTR	`mx0a-00852301.pphosted.com`
MX	`mxb-00852301.gslb.pphosted.com` ⭐
		A	67.231.156.166^{🇺🇸 Proofpoint67.231.156.0/24 Inc.}
			PTR	`mx0b-00852301.pphosted.com`
TXT	`0ed1fe018a07e3b26d361945b68a88a24ad65b3b6c`
TXT	`0ed1fe018ae73c09ca177843eb84bc24d6e578ed91`
TXT	`MS=ms79136136`
TXT	`MS=ms86915045`
TXT	`ZOOM_verify_fOkV0tLdNeepBsUPKAMOoL`
TXT	`adobe-idp-site-verification=517e4a98f7a4aa731b87b9d35a044946bc0782c5fdd2ce536...`
TXT	`anthropic-domain-verification-xcnt4m=sWpJHvZnk3m6YmmDoT9R3uAap`
TXT	`apple-domain-verification=6vqQZGuHWz7bzpei`
TXT	`atlassian-domain-verification=FRPuNP4Qml7UnpOVtmAAhkaWhV25/d77M/L6Ds1pWjARMT6...`
TXT	`cursor-domain-verification-6xeprj=0UbenWMWor4ItZAiJjSDYTAI9`
TXT	`google-site-verification=d3vTmEOCXpUQzjwDANYaHe7LL-6t60Z2cOJTnUyeq5M`
TXT	`google-site-verification=y_HS8cZCgVDOy3g7QjZBW4b2RiwtpzPmxcF87Jq2SkQ`
TXT	`knowbe4-site-verification=0209999c286c0ca60c160f1b0e0f90bc`
TXT	`miro-verification=43b0bbfd9d8bf6b7bd8856b625ff9f44c9dda6c4`
TXT	`tollbit-domain-verification=b52c5c038829b32f35ac2d7e7acb7bfe8eadb2adbbcddca70...`
TXT	`v=spf1 include:spf-00852301.pphosted.com include:spf.protection.outlook.com i...`
SOA	`ns-352.awsdns-44.com`awsdns-hostmaster@amazon.com serial=1

`com`

	DNSSEC	🔒 Signed (DS record present)
	NS	`a.gtld-servers.net` ⭐
	NS	`b.gtld-servers.net`
	NS	`c.gtld-servers.net`
	NS	`d.gtld-servers.net`
	NS	`e.gtld-servers.net`
	NS	`f.gtld-servers.net`
	NS	`g.gtld-servers.net`
	NS	`h.gtld-servers.net`
	NS	`i.gtld-servers.net`
	NS	`j.gtld-servers.net`
	NS	`k.gtld-servers.net`
	NS	`l.gtld-servers.net`
	NS	`m.gtld-servers.net`
	SOA	`a.gtld-servers.net`nstld@verisign-grs.com serial=1781533020

rank #321021 globally
rank #136088 in the tld
WOT: SAFE (72/100)

Subdomains

www.codeandtheory.com

helpdesk.codeandtheory.com

Same first word

codeandtheory.com

codeandtheory.tv

codeandtheory.nyc

codeandtheory.org

codeandtheory.net

DNS History

77 records (10 active, 67 former)

●NSns-1317.awsdns-36.org2026-02-15 → 2026-06-15 · 3 obs

○ 2017-12-06 13:17:58
● 2026-02-15 12:20:56
● 2026-06-15 14:27:54

●NSns-1573.awsdns-04.co.uk2026-02-15 → 2026-06-15 · 3 obs

○ 2017-12-06 13:17:58
● 2026-02-15 12:20:56
● 2026-06-15 14:27:54

●NSns-352.awsdns-44.com2026-02-15 → 2026-06-15 · 3 obs

○ 2017-12-06 13:17:58
● 2026-02-15 12:20:56
● 2026-06-15 14:27:54

●NSns-967.awsdns-56.net2026-02-15 → 2026-06-15 · 3 obs

○ 2017-12-06 13:17:58
● 2026-02-15 12:20:56
● 2026-06-15 14:27:54

○NSvandam.datagram.com2015-07-08 → 2017-12-06 · 4 obs

● 2015-07-08 09:44:02
● 2017-12-06 13:17:58
○ 2026-02-15 12:20:56
○ 2026-06-15 14:27:54

○NSvarick.datagram.com2015-07-08 → 2017-12-06 · 4 obs

● 2015-07-08 09:44:02
● 2017-12-06 13:17:58
○ 2026-02-15 12:20:56
○ 2026-06-15 14:27:54

○NSvenice.datagram.com2015-07-08 → 2017-12-06 · 4 obs

● 2015-07-08 09:44:02
● 2017-12-06 13:17:58
○ 2026-02-15 12:20:56
○ 2026-06-15 14:27:54

○NSvesey.datagram.com2015-07-08 → 2017-12-06 · 4 obs

● 2015-07-08 09:44:02
● 2017-12-06 13:17:58
○ 2026-02-15 12:20:56
○ 2026-06-15 14:27:54

○NSvestry.datagram.com2015-07-08 → 2017-12-06 · 4 obs

● 2015-07-08 09:44:02
● 2017-12-06 13:17:58
○ 2026-02-15 12:20:56
○ 2026-06-15 14:27:54

○MXalt1.aspmx.l.google.com2015-07-08 → 2017-12-06 · 4 obs

● 2015-07-08 09:44:02
● 2017-12-06 13:17:58
○ 2026-02-15 12:20:56
○ 2026-06-15 14:27:54

○MXalt2.aspmx.l.google.com2015-07-08 → 2017-12-06 · 4 obs

● 2015-07-08 09:44:02
● 2017-12-06 13:17:58
○ 2026-02-15 12:20:56
○ 2026-06-15 14:27:54

○MXalt3.aspmx.l.google.com2015-07-08 → 2017-12-06 · 4 obs

● 2015-07-08 09:44:02
● 2017-12-06 13:17:58
○ 2026-02-15 12:20:56
○ 2026-06-15 14:27:54

○MXalt4.aspmx.l.google.com2015-07-08 → 2017-12-06 · 4 obs

● 2015-07-08 09:44:02
● 2017-12-06 13:17:58
○ 2026-02-15 12:20:56
○ 2026-06-15 14:27:54

○MXaspmx.l.google.com2015-07-08 → 2017-12-06 · 4 obs

● 2015-07-08 09:44:02
● 2017-12-06 13:17:58
○ 2026-02-15 12:20:56
○ 2026-06-15 14:27:54

●MXmxa-00852301.gslb.pphosted.com2026-02-15 → 2026-06-15 · 3 obs

○ 2017-12-06 13:17:58
● 2026-02-15 12:20:56
● 2026-06-15 14:27:54

●MXmxb-00852301.gslb.pphosted.com2026-02-15 → 2026-06-15 · 3 obs

○ 2017-12-06 13:17:58
● 2026-02-15 12:20:56
● 2026-06-15 14:27:54

○A13.32.230.1072026-02-15 → 2026-03-14 · 33 obs

○ 2017-12-06 13:17:58
● 2026-02-15 12:20:56
○ 2026-02-16 01:59:36
○ 2026-02-16 10:02:52
● 2026-02-16 11:55:12
○ 2026-02-16 14:38:38
○ 2026-02-22 19:03:36
● 2026-02-23 04:18:38
○ 2026-02-23 19:15:22
● 2026-02-23 23:00:24
● 2026-02-24 00:12:14
○ 2026-02-24 07:44:50
○ 2026-02-25 04:30:44
● 2026-02-25 05:17:54
○ 2026-02-25 06:50:02
○ 2026-02-27 08:33:14
● 2026-02-27 10:51:20
● 2026-02-27 15:12:02
○ 2026-02-27 15:57:28
○ 2026-03-03 10:54:04
● 2026-03-05 08:34:32
○ 2026-03-05 10:57:08
○ 2026-03-07 15:43:24
● 2026-03-08 07:45:52
○ 2026-03-08 08:45:20
○ 2026-03-11 07:46:40
● 2026-03-11 11:25:44
● 2026-03-11 23:57:28
○ 2026-03-12 01:36:16
○ 2026-03-13 01:50:38
● 2026-03-14 13:24:48
○ 2026-03-14 16:08:44
○ 2026-06-15 14:27:54

○A13.32.230.1172026-02-15 → 2026-03-14 · 33 obs

○A13.32.230.352026-02-15 → 2026-03-14 · 33 obs

○A13.32.230.892026-02-15 → 2026-03-14 · 33 obs

○A18.154.227.262026-02-22 → 2026-02-22 · 4 obs

○ 2026-02-18 09:53:00
● 2026-02-22 15:02:54
○ 2026-02-22 19:03:36
○ 2026-06-15 14:27:54

○A18.154.227.362026-02-22 → 2026-02-22 · 4 obs

○ 2026-02-18 09:53:00
● 2026-02-22 15:02:54
○ 2026-02-22 19:03:36
○ 2026-06-15 14:27:54

○A18.154.227.712026-02-22 → 2026-02-22 · 4 obs

○ 2026-02-18 09:53:00
● 2026-02-22 15:02:54
○ 2026-02-22 19:03:36
○ 2026-06-15 14:27:54

○A18.154.227.92026-02-22 → 2026-02-22 · 4 obs

○ 2026-02-18 09:53:00
● 2026-02-22 15:02:54
○ 2026-02-22 19:03:36
○ 2026-06-15 14:27:54

○A18.155.68.292026-05-27 → 2026-05-27 · 4 obs

○ 2026-05-27 15:36:42
● 2026-05-27 22:44:44
○ 2026-05-28 04:33:38
○ 2026-06-15 14:27:54

○A18.155.68.432026-05-27 → 2026-05-27 · 4 obs

○ 2026-05-27 15:36:42
● 2026-05-27 22:44:44
○ 2026-05-28 04:33:38
○ 2026-06-15 14:27:54

○A18.155.68.492026-05-27 → 2026-05-27 · 4 obs

○ 2026-05-27 15:36:42
● 2026-05-27 22:44:44
○ 2026-05-28 04:33:38
○ 2026-06-15 14:27:54

○A18.155.68.852026-05-27 → 2026-05-27 · 4 obs

○ 2026-05-27 15:36:42
● 2026-05-27 22:44:44
○ 2026-05-28 04:33:38
○ 2026-06-15 14:27:54

○A18.160.46.1192026-02-18 → 2026-06-14 · 21 obs

○ 2026-02-17 08:09:12
● 2026-02-18 09:53:00
○ 2026-02-22 15:02:54
○ 2026-02-25 20:50:30
● 2026-02-26 11:33:32
○ 2026-02-26 19:13:56
○ 2026-05-23 15:23:38
● 2026-05-23 21:16:54
○ 2026-05-23 22:08:04
● 2026-05-23 23:20:16
○ 2026-05-24 05:26:10
○ 2026-05-26 03:46:18
● 2026-05-26 05:29:24
○ 2026-05-26 11:49:32
○ 2026-06-11 20:36:26
● 2026-06-12 15:05:32
○ 2026-06-12 15:58:08
○ 2026-06-13 13:53:10
● 2026-06-14 04:26:40
○ 2026-06-14 08:37:02
○ 2026-06-15 14:27:54

○A18.160.46.362026-02-18 → 2026-06-14 · 21 obs

○A18.160.46.862026-02-18 → 2026-06-14 · 21 obs

○A18.160.46.982026-02-18 → 2026-06-14 · 21 obs

○A18.161.34.1012026-04-21 → 2026-05-26 · 62 obs

○ 2026-04-18 21:45:44
● 2026-04-21 11:32:42
○ 2026-04-22 10:53:16
○ 2026-04-24 01:30:56
● 2026-04-24 07:15:40
○ 2026-04-24 09:24:50
○ 2026-04-26 08:02:46
● 2026-04-26 10:01:54
● 2026-04-26 13:46:10
○ 2026-04-26 21:42:18
● 2026-04-27 00:29:52
○ 2026-04-27 05:55:48
● 2026-04-27 09:16:24
● 2026-04-27 15:32:28
○ 2026-04-28 08:06:28
○ 2026-05-01 01:37:24
● 2026-05-01 02:16:52
○ 2026-05-01 04:22:26
○ 2026-05-02 02:25:04
● 2026-05-02 22:51:46
○ 2026-05-03 01:35:30
○ 2026-05-04 10:20:16
● 2026-05-04 11:22:26
○ 2026-05-05 10:37:32
○ 2026-05-08 01:39:48
● 2026-05-08 07:33:26
○ 2026-05-08 11:27:10
○ 2026-05-09 06:46:42
● 2026-05-09 11:33:32
○ 2026-05-09 21:43:48
● 2026-05-10 04:32:46
○ 2026-05-10 10:12:52
○ 2026-05-10 17:48:08
● 2026-05-10 18:58:44
● 2026-05-10 21:12:06
○ 2026-05-10 21:42:12
○ 2026-05-12 01:13:04
● 2026-05-12 12:40:30
○ 2026-05-12 14:18:56
● 2026-05-12 17:58:20
○ 2026-05-12 19:06:34
○ 2026-05-14 14:45:00
● 2026-05-14 15:38:06
○ 2026-05-15 04:35:20
○ 2026-05-16 14:27:50
● 2026-05-16 15:07:44
● 2026-05-16 15:50:34
○ 2026-05-16 17:40:38
○ 2026-05-16 19:07:40
● 2026-05-17 01:24:16
○ 2026-05-17 11:41:18
○ 2026-05-19 22:10:54
● 2026-05-20 00:49:32
○ 2026-05-20 04:37:06
○ 2026-05-20 08:08:34
● 2026-05-20 11:15:38
● 2026-05-20 16:59:26
○ 2026-05-20 22:53:40
○ 2026-05-26 05:29:24
● 2026-05-26 11:49:32
○ 2026-05-26 16:11:02
○ 2026-06-15 14:27:54

○A18.161.34.1192026-04-21 → 2026-05-26 · 62 obs

○A18.161.34.442026-04-21 → 2026-05-26 · 62 obs

○A18.161.34.572026-04-21 → 2026-05-26 · 62 obs

○A18.238.4.1202026-05-08 → 2026-05-08 · 5 obs

○ 2026-05-08 07:33:26
● 2026-05-08 11:27:10
● 2026-05-08 17:36:38
○ 2026-05-09 06:46:42
○ 2026-06-15 14:27:54

○A18.238.4.212026-05-08 → 2026-05-08 · 5 obs

○ 2026-05-08 07:33:26
● 2026-05-08 11:27:10
● 2026-05-08 17:36:38
○ 2026-05-09 06:46:42
○ 2026-06-15 14:27:54

○A18.238.4.252026-05-08 → 2026-05-08 · 5 obs

○ 2026-05-08 07:33:26
● 2026-05-08 11:27:10
● 2026-05-08 17:36:38
○ 2026-05-09 06:46:42
○ 2026-06-15 14:27:54

○A18.238.4.632026-05-08 → 2026-05-08 · 5 obs

○ 2026-05-08 07:33:26
● 2026-05-08 11:27:10
● 2026-05-08 17:36:38
○ 2026-05-09 06:46:42
○ 2026-06-15 14:27:54

○A18.64.183.1002026-05-19 → 2026-06-08 · 77 obs

○ 2026-05-19 04:35:22
● 2026-05-19 18:35:16
● 2026-05-19 22:10:54
○ 2026-05-20 00:49:32
● 2026-05-20 04:37:06
● 2026-05-20 08:08:34
○ 2026-05-20 11:15:38
○ 2026-05-20 16:59:26
● 2026-05-20 22:53:40
○ 2026-05-21 00:42:42
● 2026-05-21 04:19:58
● 2026-05-23 08:12:40
○ 2026-05-23 12:38:28
● 2026-05-23 13:42:42
● 2026-05-23 15:23:38
○ 2026-05-23 21:16:54
○ 2026-05-24 07:00:00
● 2026-05-24 09:06:06
○ 2026-05-24 12:43:34
● 2026-05-24 19:10:52
● 2026-05-24 20:46:20
○ 2026-05-25 00:37:28
● 2026-05-25 04:01:30
○ 2026-05-26 03:46:18
○ 2026-05-26 11:49:32
● 2026-05-26 16:11:02
○ 2026-05-26 19:46:28
● 2026-05-26 21:56:28
● 2026-05-27 03:06:40
○ 2026-05-27 05:30:54
● 2026-05-27 10:17:10
○ 2026-05-27 13:37:58
● 2026-05-27 14:25:22
● 2026-05-27 15:36:42
○ 2026-05-27 22:44:44
● 2026-05-28 04:33:38
● 2026-05-28 16:53:06
○ 2026-05-29 00:02:18
○ 2026-05-29 01:14:08
● 2026-05-29 02:09:28
○ 2026-05-29 13:37:00
○ 2026-05-30 03:06:42
● 2026-05-30 07:29:34
○ 2026-05-30 11:33:58
● 2026-05-30 14:25:06
● 2026-05-31 06:31:26
○ 2026-05-31 12:41:24
○ 2026-06-01 13:56:08
● 2026-06-01 16:29:02
● 2026-06-01 17:06:26
○ 2026-06-01 23:28:46
○ 2026-06-02 15:52:42
● 2026-06-02 16:57:54
● 2026-06-03 09:26:32
○ 2026-06-03 17:57:52
● 2026-06-03 20:34:58
● 2026-06-03 22:37:34
○ 2026-06-04 01:51:18
○ 2026-06-04 15:51:22
● 2026-06-04 17:04:16
● 2026-06-05 11:24:00
○ 2026-06-05 18:20:34
○ 2026-06-05 20:14:40
● 2026-06-06 00:48:48
● 2026-06-06 04:46:04
○ 2026-06-06 06:32:48
○ 2026-06-06 08:49:46
● 2026-06-06 16:07:10
● 2026-06-06 23:58:16
○ 2026-06-07 02:20:04
○ 2026-06-07 17:49:58
● 2026-06-07 20:28:36
● 2026-06-07 22:07:12
○ 2026-06-07 22:57:52
● 2026-06-08 01:41:50
○ 2026-06-08 02:29:16
○ 2026-06-15 14:27:54

○A18.64.183.142026-05-19 → 2026-06-08 · 77 obs

○A18.64.183.202026-05-19 → 2026-06-08 · 77 obs

○A18.64.183.362026-05-19 → 2026-06-08 · 77 obs

○A216.137.44.1042026-02-16 → 2026-06-15 · 160 obs

○ 2026-02-15 12:20:56
● 2026-02-16 01:59:36
● 2026-02-16 10:02:52
○ 2026-02-16 11:55:12
● 2026-02-16 14:38:38
● 2026-02-17 08:09:12
○ 2026-02-18 09:53:00
○ 2026-02-22 15:02:54
● 2026-02-22 19:03:36
○ 2026-02-23 04:18:38
● 2026-02-23 19:15:22
○ 2026-02-23 23:00:24
○ 2026-02-24 00:12:14
● 2026-02-24 07:44:50
○ 2026-02-25 04:30:44
○ 2026-02-25 17:51:04
● 2026-02-25 20:50:30
○ 2026-02-26 11:33:32
● 2026-02-26 19:13:56
● 2026-02-27 08:33:14
○ 2026-02-27 10:51:20
○ 2026-02-28 17:59:24
● 2026-03-01 01:55:40
○ 2026-03-01 05:31:36
○ 2026-03-02 12:44:42
● 2026-03-02 17:46:44
○ 2026-03-03 01:50:46
● 2026-03-03 10:54:04
○ 2026-03-05 08:34:32
● 2026-03-05 10:57:08
● 2026-03-06 10:34:18
○ 2026-03-07 01:32:44
● 2026-03-07 03:30:28
● 2026-03-07 15:43:24
○ 2026-03-08 07:45:52
● 2026-03-08 08:45:20
● 2026-03-11 07:46:40
○ 2026-03-11 11:25:44
○ 2026-03-12 01:36:16
● 2026-03-12 06:25:10
● 2026-03-13 01:50:38
○ 2026-03-14 13:24:48
○ 2026-03-15 15:53:22
● 2026-03-16 02:14:12
● 2026-03-18 13:10:44
○ 2026-03-20 10:22:52
● 2026-03-21 02:49:28
● 2026-03-23 02:10:42
○ 2026-03-25 20:09:36
● 2026-03-27 01:36:38
● 2026-03-28 12:11:40
○ 2026-03-28 13:23:34
● 2026-03-28 15:46:38
● 2026-03-29 03:06:54
○ 2026-03-31 11:14:44
○ 2026-04-01 15:52:50
● 2026-04-01 22:14:34
○ 2026-04-02 02:22:16
● 2026-04-02 04:18:00
○ 2026-04-03 05:51:20
● 2026-04-03 16:16:04
○ 2026-04-04 04:13:50
● 2026-04-04 06:41:32
● 2026-04-07 04:43:32
○ 2026-04-07 14:39:24
● 2026-04-07 19:25:16
○ 2026-04-07 20:15:12
○ 2026-04-10 08:46:18
● 2026-04-10 22:13:16
● 2026-04-12 03:26:12
○ 2026-04-13 05:12:22
○ 2026-04-13 19:42:02
● 2026-04-14 22:32:42
○ 2026-04-15 12:43:28
○ 2026-04-16 08:29:42
● 2026-04-17 07:58:06
○ 2026-04-18 06:14:48
● 2026-04-18 21:45:44
○ 2026-04-21 11:32:42
● 2026-04-22 10:53:16
● 2026-04-24 01:30:56
○ 2026-04-24 07:15:40
○ 2026-04-26 13:46:10
● 2026-04-26 21:42:18
○ 2026-04-27 00:29:52
● 2026-04-27 05:55:48
○ 2026-04-27 09:16:24
○ 2026-04-27 15:32:28
● 2026-04-28 08:06:28
● 2026-04-29 02:47:34
○ 2026-04-29 13:00:14
● 2026-04-29 16:04:02
○ 2026-05-01 01:37:24
○ 2026-05-01 02:16:52
● 2026-05-01 04:22:26
● 2026-05-02 02:25:04
○ 2026-05-02 22:51:46
● 2026-05-03 01:35:30
○ 2026-05-04 01:39:54
● 2026-05-04 10:20:16
○ 2026-05-04 11:22:26
○ 2026-05-05 10:37:32
● 2026-05-05 22:18:00
○ 2026-05-06 21:44:26
○ 2026-05-08 17:36:38
● 2026-05-09 06:46:42
○ 2026-05-09 11:33:32
● 2026-05-09 21:43:48
○ 2026-05-10 04:32:46
● 2026-05-10 10:12:52
● 2026-05-10 17:48:08
○ 2026-05-10 18:58:44
○ 2026-05-10 21:42:12
● 2026-05-11 01:02:42
● 2026-05-11 06:42:24
○ 2026-05-11 10:11:12
○ 2026-05-11 15:43:34
● 2026-05-11 18:04:14
○ 2026-05-11 20:35:20
● 2026-05-12 01:13:04
○ 2026-05-12 12:40:30
● 2026-05-12 14:18:56
○ 2026-05-12 17:58:20
○ 2026-05-12 19:06:34
● 2026-05-12 21:46:04
● 2026-05-13 18:20:22
○ 2026-05-13 19:39:14
○ 2026-05-13 23:07:02
● 2026-05-14 00:18:32
● 2026-05-14 11:53:00
○ 2026-05-14 14:45:00
○ 2026-05-15 07:50:38
● 2026-05-15 14:50:46
● 2026-05-16 13:20:26
○ 2026-05-16 14:27:50
○ 2026-05-16 15:50:34
● 2026-05-16 17:40:38
● 2026-05-16 19:07:40
○ 2026-05-17 01:24:16
● 2026-05-17 11:41:18
● 2026-05-17 21:57:54
○ 2026-05-18 09:33:06
● 2026-05-18 17:00:18
● 2026-05-19 04:35:22
○ 2026-05-19 18:35:16
○ 2026-06-08 16:26:32
● 2026-06-09 20:28:04
● 2026-06-10 20:34:08
○ 2026-06-11 03:03:54
○ 2026-06-11 15:28:04
● 2026-06-11 19:07:24
○ 2026-06-11 20:36:26
○ 2026-06-12 15:58:08
● 2026-06-13 02:53:00
● 2026-06-13 13:53:10
○ 2026-06-14 04:26:40
● 2026-06-14 08:37:02
● 2026-06-15 02:28:38
○ 2026-06-15 12:18:10
○ 2026-06-15 14:27:54

○A216.137.44.1102026-02-16 → 2026-06-15 · 160 obs

○A216.137.44.1202026-02-16 → 2026-06-15 · 160 obs

○A216.137.44.182026-02-16 → 2026-06-15 · 160 obs

○A3.164.182.1002026-06-06 → 2026-06-06 · 4 obs

○ 2026-06-06 06:32:48
● 2026-06-06 08:49:46
○ 2026-06-06 16:07:10
○ 2026-06-15 14:27:54

○A3.164.182.1112026-06-06 → 2026-06-06 · 4 obs

○ 2026-06-06 06:32:48
● 2026-06-06 08:49:46
○ 2026-06-06 16:07:10
○ 2026-06-15 14:27:54

○A3.164.182.152026-06-06 → 2026-06-06 · 4 obs

○ 2026-06-06 06:32:48
● 2026-06-06 08:49:46
○ 2026-06-06 16:07:10
○ 2026-06-15 14:27:54

○A3.164.182.792026-06-06 → 2026-06-06 · 4 obs

○ 2026-06-06 06:32:48
● 2026-06-06 08:49:46
○ 2026-06-06 16:07:10
○ 2026-06-15 14:27:54

○A3.166.181.122026-03-31 → 2026-06-15 · 116 obs

○ 2026-03-29 03:06:54
● 2026-03-31 11:14:44
● 2026-03-31 17:02:10
○ 2026-04-01 15:52:50
○ 2026-04-07 20:15:12
● 2026-04-08 04:52:44
○ 2026-04-10 08:01:58
○ 2026-04-12 03:26:12
● 2026-04-13 05:12:22
● 2026-04-13 19:42:02
○ 2026-04-14 22:32:42
● 2026-04-15 12:43:28
○ 2026-04-16 07:48:36
○ 2026-04-24 07:15:40
● 2026-04-24 09:24:50
● 2026-04-26 08:02:46
○ 2026-04-26 10:01:54
○ 2026-04-29 02:47:34
● 2026-04-29 13:00:14
○ 2026-04-29 16:04:02
● 2026-05-01 01:37:24
○ 2026-05-01 02:16:52
○ 2026-05-06 21:44:26
● 2026-05-07 22:56:34
○ 2026-05-08 01:39:48
○ 2026-05-10 21:12:06
● 2026-05-10 21:42:12
○ 2026-05-11 01:02:42
○ 2026-05-11 10:11:12
● 2026-05-11 15:43:34
○ 2026-05-11 18:04:14
● 2026-05-11 20:35:20
○ 2026-05-12 01:13:04
○ 2026-05-12 17:58:20
● 2026-05-12 19:06:34
○ 2026-05-12 21:46:04
○ 2026-05-13 18:20:22
● 2026-05-13 19:39:14
● 2026-05-13 23:07:02
○ 2026-05-14 00:18:32
○ 2026-05-14 11:53:00
● 2026-05-14 14:45:00
○ 2026-05-14 15:38:06
● 2026-05-15 04:35:20
● 2026-05-15 07:50:38
○ 2026-05-15 14:50:46
○ 2026-05-16 13:20:26
● 2026-05-16 14:27:50
○ 2026-05-16 15:07:44
○ 2026-05-17 21:57:54
● 2026-05-18 09:33:06
○ 2026-05-18 17:00:18
○ 2026-05-23 23:20:16
● 2026-05-24 05:26:10
● 2026-05-24 07:00:00
○ 2026-05-24 09:06:06
○ 2026-05-25 04:01:30
● 2026-05-26 03:46:18
○ 2026-05-26 05:29:24
○ 2026-05-27 03:06:40
● 2026-05-27 05:30:54
○ 2026-05-27 10:17:10
○ 2026-05-28 16:53:06
● 2026-05-29 00:02:18
● 2026-05-29 01:14:08
○ 2026-05-29 02:09:28
● 2026-05-29 13:37:00
● 2026-05-30 03:06:42
○ 2026-05-30 07:29:34
● 2026-05-30 11:33:58
○ 2026-05-30 14:25:06
○ 2026-05-31 06:31:26
● 2026-05-31 12:41:24
○ 2026-06-01 12:09:26
○ 2026-06-01 17:06:26
● 2026-06-01 23:28:46
● 2026-06-02 05:29:12
○ 2026-06-02 12:19:48
● 2026-06-02 15:52:42
○ 2026-06-02 16:57:54
○ 2026-06-03 09:26:32
● 2026-06-03 17:57:52
○ 2026-06-03 20:34:58
○ 2026-06-03 22:37:34
● 2026-06-04 01:51:18
● 2026-06-04 10:05:06
○ 2026-06-04 13:18:26
○ 2026-06-05 11:24:00
● 2026-06-05 18:20:34
● 2026-06-05 20:14:40
○ 2026-06-06 00:48:48
○ 2026-06-06 04:46:04
● 2026-06-06 06:32:48
○ 2026-06-06 08:49:46
○ 2026-06-06 23:58:16
● 2026-06-07 02:20:04
● 2026-06-07 17:49:58
○ 2026-06-07 20:28:36
○ 2026-06-07 22:07:12
● 2026-06-07 22:57:52
○ 2026-06-08 01:41:50
● 2026-06-08 02:29:16
● 2026-06-08 16:26:32
○ 2026-06-09 20:28:04
○ 2026-06-10 20:34:08
● 2026-06-11 03:03:54
● 2026-06-11 15:28:04
○ 2026-06-11 19:07:24
● 2026-06-11 20:36:26
○ 2026-06-12 15:05:32
● 2026-06-12 15:58:08
○ 2026-06-13 02:53:00
○ 2026-06-15 02:28:38
● 2026-06-15 12:18:10
○ 2026-06-15 13:35:56
○ 2026-06-15 14:27:54

○A3.166.181.442026-03-31 → 2026-06-15 · 116 obs

○A3.166.181.702026-03-31 → 2026-06-15 · 116 obs

○A3.166.181.942026-03-31 → 2026-06-15 · 116 obs

●A3.167.37.1062026-02-25 → 2026-06-15 · 54 obs

○ 2026-02-24 07:44:50
● 2026-02-25 04:30:44
○ 2026-02-25 05:17:54
● 2026-02-25 06:50:02
● 2026-02-25 17:51:04
○ 2026-02-25 20:50:30
○ 2026-02-27 15:12:02
● 2026-02-27 15:57:28
● 2026-02-28 17:59:24
○ 2026-03-01 01:55:40
● 2026-03-01 05:31:36
● 2026-03-02 12:44:42
○ 2026-03-02 17:46:44
● 2026-03-03 01:50:46
○ 2026-03-03 10:54:04
○ 2026-03-06 10:34:18
● 2026-03-07 01:32:44
○ 2026-03-07 03:30:28
○ 2026-03-11 23:57:28
● 2026-03-12 01:36:16
○ 2026-03-12 06:25:10
○ 2026-03-14 16:08:44
● 2026-03-14 18:20:22
● 2026-03-15 15:53:22
○ 2026-03-16 02:14:12
○ 2026-03-18 13:10:44
● 2026-03-20 10:22:52
○ 2026-03-21 02:49:28
○ 2026-03-23 02:10:42
● 2026-03-25 20:09:36
○ 2026-03-27 01:36:38
○ 2026-03-28 12:11:40
● 2026-03-28 13:23:34
○ 2026-03-28 15:46:38
○ 2026-04-07 19:25:16
● 2026-04-07 20:15:12
○ 2026-04-08 04:52:44
○ 2026-04-16 07:48:36
● 2026-04-16 08:29:42
○ 2026-04-17 07:58:06
● 2026-04-18 06:14:48
○ 2026-04-18 21:45:44
○ 2026-05-23 08:12:40
● 2026-05-23 12:38:28
○ 2026-05-23 13:42:42
○ 2026-05-23 21:16:54
● 2026-05-23 22:08:04
○ 2026-05-23 23:20:16
○ 2026-05-24 09:06:06
● 2026-05-24 12:43:34
○ 2026-05-24 19:10:52
○ 2026-06-15 12:18:10
● 2026-06-15 13:35:56
● 2026-06-15 14:27:54

●A3.167.37.442026-02-25 → 2026-06-15 · 54 obs

●A3.167.37.522026-02-25 → 2026-06-15 · 54 obs

●A3.167.37.842026-02-25 → 2026-06-15 · 54 obs

○A50.57.126.242015-07-08 → 2017-12-06 · 4 obs

● 2015-07-08 09:44:02
● 2017-12-06 13:17:58
○ 2026-02-15 12:20:56
○ 2026-06-15 14:27:54

○A52.84.118.1192026-05-08 → 2026-05-08 · 4 obs

○ 2026-05-07 22:56:34
● 2026-05-08 01:39:48
○ 2026-05-08 07:33:26
○ 2026-06-15 14:27:54

○A52.84.118.622026-05-08 → 2026-05-08 · 4 obs

○ 2026-05-07 22:56:34
● 2026-05-08 01:39:48
○ 2026-05-08 07:33:26
○ 2026-06-15 14:27:54

○A52.84.118.642026-05-08 → 2026-05-08 · 4 obs

○ 2026-05-07 22:56:34
● 2026-05-08 01:39:48
○ 2026-05-08 07:33:26
○ 2026-06-15 14:27:54

○A52.84.118.852026-05-08 → 2026-05-08 · 4 obs

○ 2026-05-07 22:56:34
● 2026-05-08 01:39:48
○ 2026-05-08 07:33:26
○ 2026-06-15 14:27:54

○A54.192.151.162026-05-27 → 2026-06-04 · 15 obs

○ 2026-05-27 10:17:10
● 2026-05-27 13:37:58
○ 2026-05-27 14:25:22
○ 2026-05-31 12:41:24
● 2026-06-01 12:09:26
● 2026-06-01 13:56:08
○ 2026-06-01 16:29:02
○ 2026-06-02 05:29:12
● 2026-06-02 12:19:48
○ 2026-06-02 15:52:42
○ 2026-06-04 10:05:06
● 2026-06-04 13:18:26
● 2026-06-04 15:51:22
○ 2026-06-04 17:04:16
○ 2026-06-15 14:27:54

○A54.192.151.292026-05-27 → 2026-06-04 · 15 obs

○A54.192.151.812026-05-27 → 2026-06-04 · 15 obs

○A54.192.151.942026-05-27 → 2026-06-04 · 15 obs

○A54.230.253.1132026-04-01 → 2026-05-25 · 30 obs

○ 2026-03-31 17:02:10
● 2026-04-01 15:52:50
○ 2026-04-01 22:14:34
● 2026-04-02 02:22:16
○ 2026-04-02 04:18:00
● 2026-04-03 05:51:20
○ 2026-04-03 16:16:04
● 2026-04-04 04:13:50
○ 2026-04-04 06:41:32
○ 2026-04-07 04:43:32
● 2026-04-07 14:39:24
○ 2026-04-07 19:25:16
○ 2026-04-15 12:43:28
● 2026-04-16 07:48:36
○ 2026-04-16 08:29:42
○ 2026-05-03 01:35:30
● 2026-05-04 01:39:54
○ 2026-05-04 10:20:16
○ 2026-05-04 11:22:26
● 2026-05-05 10:37:32
○ 2026-05-05 22:18:00
● 2026-05-06 21:44:26
○ 2026-05-07 22:56:34
○ 2026-05-20 22:53:40
● 2026-05-21 00:42:42
○ 2026-05-21 04:19:58
○ 2026-05-24 20:46:20
● 2026-05-25 00:37:28
○ 2026-05-25 04:01:30
○ 2026-06-15 14:27:54

○A54.230.253.22026-04-01 → 2026-05-25 · 30 obs

○A54.230.253.582026-04-01 → 2026-05-25 · 30 obs

○A54.230.253.672026-04-01 → 2026-05-25 · 30 obs

○A99.84.160.1272026-03-14 → 2026-05-26 · 14 obs

○ 2026-03-14 13:24:48
● 2026-03-14 16:08:44
○ 2026-03-14 18:20:22
○ 2026-04-08 04:52:44
● 2026-04-10 08:01:58
● 2026-04-10 08:46:18
○ 2026-04-10 22:13:16
○ 2026-05-11 06:42:24
● 2026-05-11 10:11:12
○ 2026-05-11 15:43:34
○ 2026-05-26 16:11:02
● 2026-05-26 19:46:28
○ 2026-05-26 21:56:28
○ 2026-06-15 14:27:54

○A99.84.160.252026-03-14 → 2026-05-26 · 14 obs

○A99.84.160.532026-03-14 → 2026-05-26 · 14 obs

○A99.84.160.712026-03-14 → 2026-05-26 · 14 obs

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	l.gtld-servers.net, j.gtld-servers.net, h.gtld-servers.net, d.gtld-servers.net...	-
codeandtheory.com	ns-352.awsdns-44.com, ns-967.awsdns-56.net, ns-1573.awsdns-04.co.uk, ns-1317.awsdns-36.org	2 records

✅ Authoritative Response

Server:205.251.197.37

NS records: ns-352.awsdns-44.com, ns-967.awsdns-56.net, ns-1573.awsdns-04.co.uk, ns-1317.awsdns-36.org

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for codeandtheory.com (unsigned zone)

⏱️ Timing

Total: 406ms | Queries: -

📄 Records

Type	Count	Sample Data
A	4	`18.160.46.86, 18.160.46.36...`
NS	4	`ns-1317.awsdns-36.org, ns-1573.awsdns-04.co.uk...`
MX	2	`mxa-00852301.gslb.pphosted.com (pri: 10), mxb-00852301.gslb.pphosted.com (pri: 10)`
TXT	16	`0ed1fe018a07e3b26d361945b68a88a24ad65b3b, 0ed1fe018ae73c09ca177843eb84bc24d6e578ed...`
SOA	1	`ns-352.awsdns-44.com awsdns-hostmaster.a`

📌 Glue Records Collected

Total: 2

Out-of-bailiwick: 2 (ns-352.awsdns-44.com, ns-352.awsdns-44.com)

Analysis

Hierarchy

codeandtheory.com serves as the parent of www.codeandtheory.com and helpdesk.codeandtheory.com.

IP Addresses

codeandtheory.com resolves to four IP addresses: 3.167.37.44, 3.167.37.52, 3.167.37.84 and 3.167.37.106.

d1av856udzjaks.cloudfront.net, orangewecan.com, 789496.com plus two other host names have IP numbers in common with codeandtheory.com.

Name Servers

Four name servers handle the delegation for codeandtheory.com: ns-352.awsdns-44.com, ns-967.awsdns-56.net, ns-1317.awsdns-36.org and ns-1573.awsdns-04.co.uk.

codeandtheory.com shares at least some of its name servers with other domains, including carnivalcloud.com, bishalwagle.com, csaida.eu and two others.

These name servers are frequently paired with the name servers ns-1670.awsdns-16.co.uk, ns-27.awsdns-03.com and ns-1321.awsdns-37.org.

The host names ns-352.awsdns-44.com, ns-967.awsdns-56.net, ns-1317.awsdns-36.org and ns-1573.awsdns-04.co.uk each resolve to two IP addresses: ns-352.awsdns-44.com resolves to 205.251.193.96 and 2600:9000:5301:6000::1; ns-967.awsdns-56.net resolves to 205.251.195.199 and 2600:9000:5303:c700::1; ns-1317.awsdns-36.org resolves to 205.251.197.37 and 2600:9000:5305:2500::1; ns-1573.awsdns-04.co.uk resolves to 205.251.198.37 and 2600:9000:5306:2500::1.

Mail Servers

codeandtheory.com uses two mail servers, mxa-00852301.gslb.pphosted.com and mxb-00852301.gslb.pphosted.com.

The mail server setup of codeandtheory.com matches that of other domains such as businesstraveller.com, sloanepr.com, cpbgroup.com and two others.

codeandtheory.com shares at least some of its mail servers with other domains, such as nationalresearchgrp.com.

mxa-00852301.gslb.pphosted.com and mxb-00852301.gslb.pphosted.com each resolve to one IP number: mxa-00852301.gslb.pphosted.com points to 67.231.148.157 and mxb-00852301.gslb.pphosted.com points to 67.231.156.166.