1000math.com - dns.ninja

`1000math.com`

DNSSEC	⚠️ Not signed
A	13.226.238.9^{🇺🇸 Amazon13.226.232.0/21 - Cloudfront}
		PTR	`server-13-226-238-9.iad61.r.cloudfront.net`
A	13.226.238.51^{🇺🇸 Amazon13.226.232.0/21 - Cloudfront}
A	13.226.238.88^{🇺🇸 Amazon13.226.232.0/21 - Cloudfront}
A	13.226.238.119^{🇺🇸 Amazon13.226.232.0/21 - Cloudfront}
NS	`cns1.hostcocoa.com` ⭐
		A	205.251.196.138^{🇺🇸 Amazon205.251.196.0/24 prefix}
			PTR	`ns-1162.awsdns-17.org`
NS	`cns2.hostcocoa.com`
		A	205.251.194.81^{🇺🇸 Amazon205.251.194.0/24 prefix}
			PTR	`ns-593.awsdns-10.net`
NS	`cns3.hostcocoa.com`
		A	205.251.193.7^{🇺🇸 Amazon205.251.193.0/24 prefix}
			PTR	`ns-263.awsdns-32.com`
NS	`cns4.hostcocoa.com`
		A	205.251.199.181^{🇺🇸 Amazon205.251.199.0/24 prefix}
			PTR	`ns-1973.awsdns-54.co.uk`
MX	`aspmx.daum.net` ⭐
		A	121.53.85.23^{🇰🇷 KAKAO-AY1121.53.80.0/21 Kakao}
MX	`alt.aspmx.daum.net`⁽²⁰⁾
		A	121.53.85.23^{🇰🇷 KAKAO-AY1121.53.80.0/21 Kakao}
TXT	`v=spf1 include:_spf.daum.net ~all`
SOA	`cns1.hostcocoa.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=1782086495

Same first word

1000math.com

DNS History

64 records (10 active, 54 former)

○NSa.ns36.de2015-08-23 → 2015-08-23 · 3 obs

● 2015-08-23 00:35:08
○ 2015-12-09 04:27:42
○ 2026-06-22 00:17:14

○NSb.ns36.de2015-08-23 → 2015-08-23 · 3 obs

● 2015-08-23 00:35:08
○ 2015-12-09 04:27:42
○ 2026-06-22 00:17:14

●NScns1.hostcocoa.com2026-02-16 → 2026-06-22 · 3 obs

○ 2020-03-28 04:30:14
● 2026-02-16 02:36:40
● 2026-06-22 00:17:14

●NScns2.hostcocoa.com2026-02-16 → 2026-06-22 · 3 obs

○ 2020-03-28 04:30:14
● 2026-02-16 02:36:40
● 2026-06-22 00:17:14

●NScns3.hostcocoa.com2026-02-16 → 2026-06-22 · 3 obs

○ 2020-03-28 04:30:14
● 2026-02-16 02:36:40
● 2026-06-22 00:17:14

●NScns4.hostcocoa.com2026-02-16 → 2026-06-22 · 3 obs

○ 2020-03-28 04:30:14
● 2026-02-16 02:36:40
● 2026-06-22 00:17:14

○NSns.unidev.co.kr2020-03-28 → 2020-03-28 · 4 obs

○ 2015-12-09 04:27:42
● 2020-03-28 04:30:14
○ 2026-02-16 02:36:40
○ 2026-06-22 00:17:14

●MXalt.aspmx.daum.net2020-03-28 → 2026-06-22 · 3 obs

○ 2015-12-09 04:27:42
● 2020-03-28 04:30:14
● 2026-06-22 00:17:14

●MXaspmx.daum.net2020-03-28 → 2026-06-22 · 3 obs

○ 2015-12-09 04:27:42
● 2020-03-28 04:30:14
● 2026-06-22 00:17:14

○MXmailgw.ns36.de2015-08-23 → 2015-08-23 · 3 obs

● 2015-08-23 00:35:08
○ 2015-12-09 04:27:42
○ 2026-06-22 00:17:14

○A108.138.85.102026-04-07 → 2026-04-07 · 4 obs

○ 2026-04-07 06:05:24
● 2026-04-07 16:03:50
○ 2026-04-08 08:29:54
○ 2026-06-22 00:17:14

○A108.138.85.1162026-04-07 → 2026-04-07 · 4 obs

○ 2026-04-07 06:05:24
● 2026-04-07 16:03:50
○ 2026-04-08 08:29:54
○ 2026-06-22 00:17:14

○A108.138.85.602026-04-07 → 2026-04-07 · 4 obs

○ 2026-04-07 06:05:24
● 2026-04-07 16:03:50
○ 2026-04-08 08:29:54
○ 2026-06-22 00:17:14

○A108.138.85.652026-04-07 → 2026-04-07 · 4 obs

○ 2026-04-07 06:05:24
● 2026-04-07 16:03:50
○ 2026-04-08 08:29:54
○ 2026-06-22 00:17:14

○A13.225.143.1182026-05-25 → 2026-06-18 · 11 obs

○ 2026-05-25 01:32:40
● 2026-05-25 02:03:36
● 2026-05-25 07:24:10
○ 2026-05-25 09:59:36
○ 2026-06-05 23:33:32
● 2026-06-06 01:49:14
○ 2026-06-06 06:03:46
○ 2026-06-17 15:17:10
● 2026-06-18 04:30:26
○ 2026-06-18 14:24:48
○ 2026-06-22 00:17:14

○A13.225.143.342026-05-25 → 2026-06-18 · 11 obs

○A13.225.143.702026-05-25 → 2026-06-18 · 11 obs

○A13.225.143.962026-05-25 → 2026-06-18 · 11 obs

○A13.225.205.1052026-05-05 → 2026-05-05 · 4 obs

○ 2026-05-02 20:47:32
● 2026-05-05 07:03:34
○ 2026-05-05 09:25:26
○ 2026-06-22 00:17:14

○A13.225.205.1192026-05-05 → 2026-05-05 · 4 obs

○ 2026-05-02 20:47:32
● 2026-05-05 07:03:34
○ 2026-05-05 09:25:26
○ 2026-06-22 00:17:14

○A13.225.205.452026-05-05 → 2026-05-05 · 4 obs

○ 2026-05-02 20:47:32
● 2026-05-05 07:03:34
○ 2026-05-05 09:25:26
○ 2026-06-22 00:17:14

○A13.225.205.462026-05-05 → 2026-05-05 · 4 obs

○ 2026-05-02 20:47:32
● 2026-05-05 07:03:34
○ 2026-05-05 09:25:26
○ 2026-06-22 00:17:14

●A13.226.238.1192026-02-19 → 2026-06-22 · 76 obs

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

●A13.226.238.512026-02-19 → 2026-06-22 · 76 obs

●A13.226.238.882026-02-19 → 2026-06-22 · 76 obs

●A13.226.238.92026-02-19 → 2026-06-22 · 76 obs

○A13.32.205.1122026-05-19 → 2026-06-07 · 50 obs

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

○A13.32.205.1212026-05-19 → 2026-06-07 · 50 obs

○A13.32.205.42026-05-19 → 2026-06-07 · 50 obs

○A13.32.205.722026-05-19 → 2026-06-07 · 50 obs

○A13.33.153.1192026-02-16 → 2026-06-20 · 145 obs

○ 2020-03-28 04:30:14
● 2026-02-16 02:36:40
● 2026-02-16 03:54:46
○ 2026-02-17 08:46:10
○ 2026-02-17 12:31:40
● 2026-02-18 00:11:30
● 2026-02-18 23:20:06
○ 2026-02-19 06:39:24
● 2026-02-20 01:19:10
○ 2026-02-20 03:43:34
○ 2026-02-20 11:49:32
● 2026-02-21 09:31:32
○ 2026-02-21 14:06:50
○ 2026-02-21 14:39:10
● 2026-02-22 07:45:38
○ 2026-02-22 15:53:00
○ 2026-02-26 08:02:48
● 2026-02-26 22:18:14
● 2026-02-27 23:52:34
○ 2026-02-28 04:33:28
○ 2026-03-01 05:02:06
● 2026-03-01 12:26:58
○ 2026-03-02 18:59:28
○ 2026-03-03 01:38:00
● 2026-03-04 10:28:08
○ 2026-03-07 01:13:10
● 2026-03-07 03:04:54
○ 2026-03-07 15:48:16
● 2026-03-07 18:36:38
○ 2026-03-07 23:06:54
○ 2026-03-09 19:50:20
● 2026-03-09 20:55:02
○ 2026-03-10 03:46:02
● 2026-03-10 06:33:06
● 2026-03-12 03:57:22
○ 2026-03-12 14:25:34
○ 2026-03-12 20:58:26
● 2026-03-13 01:41:50
○ 2026-03-14 05:50:50
○ 2026-03-14 12:36:02
● 2026-03-14 15:49:46
● 2026-03-15 02:15:14
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● 2026-03-15 21:23:44
● 2026-03-16 01:04:30
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● 2026-03-17 05:19:54
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● 2026-03-17 23:33:10
○ 2026-03-18 07:24:26
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● 2026-03-19 01:15:32
● 2026-03-19 01:48:32
○ 2026-03-20 11:19:30
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● 2026-03-20 22:57:54
○ 2026-03-21 20:26:36
● 2026-03-21 21:13:02
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● 2026-03-22 09:18:44
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● 2026-03-23 03:22:26
● 2026-03-27 22:21:04
○ 2026-03-28 16:15:38
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● 2026-03-30 14:48:28
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● 2026-03-31 09:56:50
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● 2026-04-01 06:23:16
● 2026-04-07 06:05:24
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● 2026-05-02 04:46:20
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● 2026-05-08 16:54:54
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● 2026-05-13 23:28:32
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● 2026-06-16 08:43:20
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● 2026-06-16 23:10:14
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● 2026-06-18 14:24:48
○ 2026-06-20 05:37:30
● 2026-06-20 10:20:08
○ 2026-06-22 00:17:10
○ 2026-06-22 00:17:14

○A13.33.153.332026-02-16 → 2026-06-20 · 145 obs

○A13.33.153.402026-02-16 → 2026-06-20 · 145 obs

○A13.33.153.532026-02-16 → 2026-06-20 · 145 obs

○A13.35.107.1102026-03-31 → 2026-04-14 · 8 obs

○ 2026-03-30 17:34:02
● 2026-03-31 02:27:26
○ 2026-03-31 09:56:50
○ 2026-04-14 07:31:42
● 2026-04-14 10:49:40
● 2026-04-14 12:01:56
○ 2026-04-15 02:39:22
○ 2026-06-22 00:17:14

○A13.35.107.162026-03-31 → 2026-04-14 · 8 obs

○ 2026-03-30 17:34:02
● 2026-03-31 02:27:26
○ 2026-03-31 09:56:50
○ 2026-04-14 07:31:42
● 2026-04-14 10:49:40
● 2026-04-14 12:01:56
○ 2026-04-15 02:39:22
○ 2026-06-22 00:17:14

○A13.35.107.192026-03-31 → 2026-04-14 · 8 obs

○ 2026-03-30 17:34:02
● 2026-03-31 02:27:26
○ 2026-03-31 09:56:50
○ 2026-04-14 07:31:42
● 2026-04-14 10:49:40
● 2026-04-14 12:01:56
○ 2026-04-15 02:39:22
○ 2026-06-22 00:17:14

○A13.35.107.852026-03-31 → 2026-04-14 · 8 obs

○ 2026-03-30 17:34:02
● 2026-03-31 02:27:26
○ 2026-03-31 09:56:50
○ 2026-04-14 07:31:42
● 2026-04-14 10:49:40
● 2026-04-14 12:01:56
○ 2026-04-15 02:39:22
○ 2026-06-22 00:17:14

○A13.35.20.1082026-05-30 → 2026-05-30 · 4 obs

○ 2026-05-30 04:28:42
● 2026-05-30 15:41:44
○ 2026-05-30 17:04:50
○ 2026-06-22 00:17:14

○A13.35.20.122026-05-30 → 2026-05-30 · 4 obs

○ 2026-05-30 04:28:42
● 2026-05-30 15:41:44
○ 2026-05-30 17:04:50
○ 2026-06-22 00:17:14

○A13.35.20.32026-05-30 → 2026-05-30 · 4 obs

○ 2026-05-30 04:28:42
● 2026-05-30 15:41:44
○ 2026-05-30 17:04:50
○ 2026-06-22 00:17:14

○A13.35.20.322026-05-30 → 2026-05-30 · 4 obs

○ 2026-05-30 04:28:42
● 2026-05-30 15:41:44
○ 2026-05-30 17:04:50
○ 2026-06-22 00:17:14

○A18.239.168.1082026-04-27 → 2026-05-25 · 28 obs

○ 2026-04-27 12:02:48
● 2026-04-27 22:31:32
○ 2026-04-28 04:52:50
○ 2026-04-29 12:03:20
● 2026-04-29 15:11:44
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● 2026-05-02 06:54:24
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● 2026-05-19 16:10:56
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○A18.239.168.222026-04-27 → 2026-05-25 · 28 obs

○A18.239.168.472026-04-27 → 2026-05-25 · 28 obs

○A18.239.168.622026-04-27 → 2026-05-25 · 28 obs

○A18.66.255.1022026-04-11 → 2026-06-14 · 54 obs

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○A18.66.255.1152026-04-11 → 2026-06-14 · 54 obs

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○A18.66.255.562026-04-11 → 2026-06-14 · 54 obs

○A18.67.0.1262026-03-28 → 2026-05-08 · 15 obs

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○A18.67.0.32026-03-28 → 2026-05-08 · 15 obs

○A18.67.0.532026-03-28 → 2026-05-08 · 15 obs

○A18.67.0.762026-03-28 → 2026-05-08 · 15 obs

○A211.115.73.1002020-03-28 → 2020-03-28 · 4 obs

○ 2015-12-09 04:27:42
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○A3.171.139.472026-03-07 → 2026-05-26 · 11 obs

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○A3.171.139.482026-03-07 → 2026-05-26 · 11 obs

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○A3.171.139.92026-03-07 → 2026-05-26 · 11 obs

○A72.52.4.902015-08-23 → 2015-08-23 · 3 obs

● 2015-08-23 00:35:08
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○A99.84.41.332026-02-17 → 2026-03-22 · 48 obs

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○A99.84.41.52026-02-17 → 2026-03-22 · 48 obs

○A99.84.41.502026-02-17 → 2026-03-22 · 48 obs

○A99.84.41.572026-02-17 → 2026-03-22 · 48 obs

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	a.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net...	-
1000math.com	cns1.hostcocoa.com, cns2.hostcocoa.com, cns3.hostcocoa.com, cns4.hostcocoa.com	4 records

✅ Authoritative Response

Server:205.251.199.181

NS records: cns1.hostcocoa.com, cns2.hostcocoa.com, cns3.hostcocoa.com, cns4.hostcocoa.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for 1000math.com (unsigned zone)

⏱️ Timing

Total: 376ms | Queries: -

📄 Records

Type	Count	Sample Data
A	4	`13.226.238.9, 13.226.238.119...`
NS	4	`cns1.hostcocoa.com, cns2.hostcocoa.com...`
MX	2	`aspmx.daum.net (pri: 10), alt.aspmx.daum.net (pri: 20)`
TXT	1	`v=spf1 include:_spf.daum.net ~all`
SOA	1	`cns1.hostcocoa.com awsdns-hostmaster.ama`

📌 Glue Records Collected

Total: 4

Out-of-bailiwick: 4 (cns1.hostcocoa.com, cns2.hostcocoa.com, cns3.hostcocoa.com...)

Analysis

IP Addresses

1000math.com directs to four IP numbers, which are 13.226.238.9, 13.226.238.51, 13.226.238.88 and 13.226.238.119.

schemas.fusionos.io, d1f32wdhzag59b.cloudfront.net, alias-easybill.digiturk.com.tr plus two other host names have IP numbers in common with 1000math.com.

Name Servers

Four name servers handle the delegation for 1000math.com: cns1.hostcocoa.com, cns2.hostcocoa.com, cns3.hostcocoa.com and cns4.hostcocoa.com.

The name servers of 1000math.com overlap at least partially with those of other domains — among them happyjalip.com, kssecom.com, daekwang.or.kr and two more.

Four host names, each with one IP address: cns1.hostcocoa.com has 205.251.196.138, cns2.hostcocoa.com has 205.251.194.81, cns3.hostcocoa.com has 205.251.193.7 and cns4.hostcocoa.com has 205.251.199.181.

Mail Servers

1000math.com uses two mail servers, aspmx.daum.net and alt.aspmx.daum.net.

The mail server setup of 1000math.com matches that of other domains such as rocketvs.com, j-news.co.kr, jcind.co.kr and two others.

At least some of the mail servers used by 1000math.com are shared with other domains: techm.kr, the-eom.com, mayn.kr and two others among them.

aspmx.daum.net and alt.aspmx.daum.net both resolve to the same single IP address: 121.53.85.23.

aspmx.daum.net and alt.aspmx.daum.net are host names that each point to 121.53.85.23 IP addresses.