checkback-tool.com - dns.ninja

`checkback-tool.com`

DNSSEC	⚠️ Not signed
A	3.166.192.15^{🇺🇸 Amazon3.166.192.0/21}
		PTR	`server-3-166-192-15.phl51.r.cloudfront.net`
A	3.166.192.33^{🇺🇸 Amazon3.166.192.0/21}
A	3.166.192.77^{🇺🇸 Amazon3.166.192.0/21}
A	3.166.192.85^{🇺🇸 Amazon3.166.192.0/21}
NS	`ns-1277.awsdns-31.org` ⭐
		A	2600:9000:5304:fd00::1^{🇺🇸 Amazon2600:9000:5304::/48 - CloudFront}
			PTR	`ns-1277.awsdns-31.org`
		A	205.251.196.253^{🇺🇸 Amazon205.251.196.0/24 prefix}
			PTR	`ns-1277.awsdns-31.org`
NS	`ns-126.awsdns-15.com`
		A	2600:9000:5300:7e00::1^{🇺🇸 Amazon2600:9000:5300::/48 - CloudFront}
			PTR	`ns-126.awsdns-15.com`
		A	205.251.192.126^{🇺🇸 Amazon205.251.192.0/24 prefix}
			PTR	`ns-126.awsdns-15.com`
NS	`ns-1552.awsdns-02.co.uk`
		A	2600:9000:5306:1000::1^{🇺🇸 Amazon2600:9000:5306::/48 - CloudFront}
			PTR	`ns-1552.awsdns-02.co.uk`
		A	205.251.198.16^{🇺🇸 Amazon205.251.198.0/24 prefix}
			PTR	`ns-1552.awsdns-02.co.uk`
NS	`ns-704.awsdns-24.net`
		A	2600:9000:5302:c000::1^{🇺🇸 Amazon2600:9000:5302::/48 - CloudFront}
			PTR	`ns-704.awsdns-24.net`
		A	205.251.194.192^{🇺🇸 Amazon205.251.194.0/24 prefix}
			PTR	`ns-704.awsdns-24.net`
MX	`inbound-smtp.us-east-1.amazonaws.com` ⭐
		A	3.211.210.226^{🇺🇸 Amazon3.208.0.0/12 EC2 IAD prefix}
			PTR	`ec2-3-211-210-226.compute-1.amazonaws.com`
		A	44.206.9.87^{🇺🇸 Amazon44.192.0.0/11 EC2 IAD prefix}
			PTR	`ec2-44-206-9-87.compute-1.amazonaws.com`
		A	44.210.166.32^{🇺🇸 Amazon44.192.0.0/11 EC2 IAD prefix}
			PTR	`ec2-44-210-166-32.compute-1.amazonaws.com`
		A	54.164.173.191^{🇺🇸 Amazon54.164.0.0/15 EC2 IAD prefix}
			PTR	`ec2-54-164-173-191.compute-1.amazonaws.com`
		A	54.197.5.236^{🇺🇸 Amazon54.196.0.0/15 EC2 IAD 54.196.0.0/15}
			PTR	`ec2-54-197-5-236.compute-1.amazonaws.com`
TXT	`google-site-verification=MR051Re3cpDyL-N4I6vKga54h5gPzDb881BP9MR-2`
TXT	`google-site-verification=iE1cPh8j_d0TpOx8kq7_xvYSY02TTfIfu8miWQfQt8M`
TXT	`v=spf1 include:amazonses.com ~all`
SOA	`ns-1277.awsdns-31.org`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=1784711917

Same first word

checkback-tool.com

DNS History

101 records (9 active, 92 former)

●NSns-126.awsdns-15.com2026-02-17 → 2026-07-22 · 2 obs

● 2026-02-17 01:56:42
● 2026-07-22 09:38:44

●NSns-1277.awsdns-31.org2026-02-17 → 2026-07-22 · 2 obs

● 2026-02-17 01:56:42
● 2026-07-22 09:38:44

●NSns-1552.awsdns-02.co.uk2026-02-17 → 2026-07-22 · 2 obs

● 2026-02-17 01:56:42
● 2026-07-22 09:38:44

●NSns-704.awsdns-24.net2026-02-17 → 2026-07-22 · 2 obs

● 2026-02-17 01:56:42
● 2026-07-22 09:38:44

●MXinbound-smtp.us-east-1.amazonaws.com2026-02-17 → 2026-07-22 · 2 obs

● 2026-02-17 01:56:42
● 2026-07-22 09:38:44

○A108.139.134.1152026-04-12 → 2026-04-23 · 18 obs

○ 2026-04-11 02:44:10
● 2026-04-12 13:01:58
● 2026-04-13 08:12:42
○ 2026-04-13 11:57:50
● 2026-04-13 13:52:26
● 2026-04-13 17:26:10
○ 2026-04-14 00:56:44
○ 2026-04-17 12:20:56
● 2026-04-17 13:19:54
● 2026-04-17 15:30:38
○ 2026-04-18 00:14:26
○ 2026-04-19 23:31:28
● 2026-04-20 01:43:16
○ 2026-04-20 06:26:30
○ 2026-04-23 00:35:04
● 2026-04-23 01:39:10
○ 2026-04-23 03:06:24
○ 2026-07-22 09:38:44

○A108.139.134.582026-04-12 → 2026-04-23 · 18 obs

○A108.139.134.672026-04-12 → 2026-04-23 · 18 obs

○A108.139.134.842026-04-12 → 2026-04-23 · 18 obs

○A108.139.29.1042026-03-08 → 2026-03-08 · 8 obs

○ 2026-03-06 23:17:46
● 2026-03-08 00:12:10
● 2026-03-08 00:42:32
○ 2026-03-08 04:12:26
○ 2026-03-08 16:20:48
● 2026-03-08 18:27:54
○ 2026-03-09 00:15:10
○ 2026-07-22 09:38:44

○A108.139.29.1102026-03-08 → 2026-03-08 · 8 obs

○ 2026-03-06 23:17:46
● 2026-03-08 00:12:10
● 2026-03-08 00:42:32
○ 2026-03-08 04:12:26
○ 2026-03-08 16:20:48
● 2026-03-08 18:27:54
○ 2026-03-09 00:15:10
○ 2026-07-22 09:38:44

○A108.139.29.142026-03-08 → 2026-03-08 · 8 obs

○ 2026-03-06 23:17:46
● 2026-03-08 00:12:10
● 2026-03-08 00:42:32
○ 2026-03-08 04:12:26
○ 2026-03-08 16:20:48
● 2026-03-08 18:27:54
○ 2026-03-09 00:15:10
○ 2026-07-22 09:38:44

○A108.139.29.242026-03-08 → 2026-03-08 · 8 obs

○ 2026-03-06 23:17:46
● 2026-03-08 00:12:10
● 2026-03-08 00:42:32
○ 2026-03-08 04:12:26
○ 2026-03-08 16:20:48
● 2026-03-08 18:27:54
○ 2026-03-09 00:15:10
○ 2026-07-22 09:38:44

○A13.224.125.1012026-06-17 → 2026-06-17 · 4 obs

○ 2026-06-16 13:06:08
● 2026-06-17 12:36:20
○ 2026-06-17 15:44:42
○ 2026-07-22 09:38:44

○A13.224.125.632026-06-17 → 2026-06-17 · 4 obs

○ 2026-06-16 13:06:08
● 2026-06-17 12:36:20
○ 2026-06-17 15:44:42
○ 2026-07-22 09:38:44

○A13.224.125.762026-06-17 → 2026-06-17 · 4 obs

○ 2026-06-16 13:06:08
● 2026-06-17 12:36:20
○ 2026-06-17 15:44:42
○ 2026-07-22 09:38:44

○A13.224.125.852026-06-17 → 2026-06-17 · 4 obs

○ 2026-06-16 13:06:08
● 2026-06-17 12:36:20
○ 2026-06-17 15:44:42
○ 2026-07-22 09:38:44

○A13.227.107.132026-04-07 → 2026-04-29 · 17 obs

○ 2026-04-06 06:32:10
● 2026-04-07 00:05:44
○ 2026-04-07 00:53:42
○ 2026-04-07 14:22:26
● 2026-04-07 16:03:56
○ 2026-04-08 01:20:34
○ 2026-04-08 21:49:00
● 2026-04-09 19:06:24
● 2026-04-10 10:14:34
○ 2026-04-11 02:44:10
○ 2026-04-14 00:56:44
● 2026-04-15 01:31:22
○ 2026-04-15 22:03:30
○ 2026-04-29 10:16:00
● 2026-04-29 12:04:34
○ 2026-04-29 12:49:44
○ 2026-07-22 09:38:44

○A13.227.107.52026-04-07 → 2026-04-29 · 17 obs

○A13.227.107.562026-04-07 → 2026-04-29 · 17 obs

○A13.227.107.862026-04-07 → 2026-04-29 · 17 obs

○A13.227.110.112026-05-01 → 2026-06-10 · 17 obs

○ 2026-04-29 12:49:44
● 2026-05-01 09:26:36
○ 2026-05-01 09:58:26
○ 2026-05-01 22:08:46
● 2026-05-01 23:17:56
○ 2026-05-01 23:59:18
○ 2026-05-30 14:15:52
● 2026-05-30 19:44:58
● 2026-06-01 11:41:28
○ 2026-06-01 16:17:34
○ 2026-06-06 21:13:24
● 2026-06-08 07:13:32
● 2026-06-08 16:27:48
○ 2026-06-09 18:16:34
● 2026-06-10 03:26:30
○ 2026-06-10 20:03:58
○ 2026-07-22 09:38:44

○A13.227.110.1172026-05-01 → 2026-06-10 · 17 obs

○A13.227.110.1262026-05-01 → 2026-06-10 · 17 obs

○A13.227.110.372026-05-01 → 2026-06-10 · 17 obs

○A13.227.207.312026-03-28 → 2026-06-01 · 18 obs

○ 2026-03-26 04:27:10
● 2026-03-28 11:25:06
● 2026-03-28 14:28:54
○ 2026-03-29 19:41:10
○ 2026-03-30 05:29:34
● 2026-04-01 00:13:48
○ 2026-04-01 16:53:58
○ 2026-04-16 18:28:02
● 2026-04-18 00:14:26
○ 2026-04-19 04:19:04
○ 2026-05-03 14:02:48
● 2026-05-05 04:27:44
○ 2026-05-06 02:18:24
○ 2026-06-01 07:22:20
● 2026-06-01 08:24:46
● 2026-06-01 10:20:24
○ 2026-06-01 11:41:28
○ 2026-07-22 09:38:44

○A13.227.207.652026-03-28 → 2026-06-01 · 18 obs

○A13.227.207.762026-03-28 → 2026-06-01 · 18 obs

○A13.227.207.972026-03-28 → 2026-06-01 · 18 obs

○A13.32.164.1092026-06-04 → 2026-06-04 · 5 obs

○ 2026-06-04 01:10:52
● 2026-06-04 08:08:38
● 2026-06-04 11:43:16
○ 2026-06-04 22:26:42
○ 2026-07-22 09:38:44

○A13.32.164.382026-06-04 → 2026-06-04 · 5 obs

○ 2026-06-04 01:10:52
● 2026-06-04 08:08:38
● 2026-06-04 11:43:16
○ 2026-06-04 22:26:42
○ 2026-07-22 09:38:44

○A13.32.164.612026-06-04 → 2026-06-04 · 5 obs

○ 2026-06-04 01:10:52
● 2026-06-04 08:08:38
● 2026-06-04 11:43:16
○ 2026-06-04 22:26:42
○ 2026-07-22 09:38:44

○A13.32.164.82026-06-04 → 2026-06-04 · 5 obs

○ 2026-06-04 01:10:52
● 2026-06-04 08:08:38
● 2026-06-04 11:43:16
○ 2026-06-04 22:26:42
○ 2026-07-22 09:38:44

○A13.33.109.1212026-03-09 → 2026-05-20 · 16 obs

○ 2026-03-08 18:27:54
● 2026-03-09 00:15:10
○ 2026-03-09 04:59:46
○ 2026-04-20 16:02:30
● 2026-04-21 04:24:26
○ 2026-04-21 20:38:24
○ 2026-05-11 00:45:38
● 2026-05-11 14:12:04
○ 2026-05-12 22:41:20
○ 2026-05-14 08:24:32
● 2026-05-15 20:31:40
○ 2026-05-16 14:26:10
○ 2026-05-19 22:13:00
● 2026-05-20 02:21:00
○ 2026-05-21 07:33:28
○ 2026-07-22 09:38:44

○A13.33.109.132026-03-09 → 2026-05-20 · 16 obs

○A13.33.109.322026-03-09 → 2026-05-20 · 16 obs

○A13.33.109.612026-03-09 → 2026-05-20 · 16 obs

○A13.33.129.1092026-04-22 → 2026-06-02 · 17 obs

○ 2026-04-21 20:38:24
● 2026-04-22 22:35:04
○ 2026-04-23 00:35:04
○ 2026-04-23 03:06:24
● 2026-04-23 04:14:46
○ 2026-04-23 05:29:36
○ 2026-05-05 11:29:24
● 2026-05-06 02:18:24
● 2026-05-06 15:32:50
○ 2026-05-06 23:42:10
○ 2026-05-17 11:04:28
● 2026-05-18 01:35:00
○ 2026-05-18 09:38:34
○ 2026-06-01 19:50:08
● 2026-06-02 00:36:40
○ 2026-06-02 02:48:48
○ 2026-07-22 09:38:44

○A13.33.129.1112026-04-22 → 2026-06-02 · 17 obs

○A13.33.129.1262026-04-22 → 2026-06-02 · 17 obs

○A13.33.129.322026-04-22 → 2026-06-02 · 17 obs

○A13.33.131.1172026-07-01 → 2026-07-14 · 14 obs

○ 2026-07-01 00:19:22
● 2026-07-01 23:17:58
○ 2026-07-02 00:04:46
● 2026-07-03 02:13:58
○ 2026-07-03 15:03:38
● 2026-07-13 21:29:36
○ 2026-07-13 23:17:22
● 2026-07-14 00:06:30
○ 2026-07-14 01:39:10
● 2026-07-14 07:43:06
○ 2026-07-14 10:36:54
● 2026-07-14 11:43:24
○ 2026-07-14 12:38:40
○ 2026-07-22 09:38:44

○A13.33.131.362026-07-01 → 2026-07-14 · 14 obs

○A13.33.131.702026-07-01 → 2026-07-14 · 14 obs

○A13.33.131.952026-07-01 → 2026-07-14 · 14 obs

○A13.33.153.322026-02-17 → 2026-06-30 · 15 obs

● 2026-02-17 01:56:42
○ 2026-02-18 05:45:22
● 2026-02-18 11:11:42
● 2026-03-17 05:18:08
○ 2026-03-17 19:23:20
○ 2026-06-08 16:27:48
● 2026-06-09 18:16:34
● 2026-06-17 15:44:42
○ 2026-06-19 13:23:44
○ 2026-06-29 15:10:08
● 2026-06-30 07:51:52
○ 2026-06-30 16:08:24
● 2026-06-30 21:45:52
○ 2026-06-30 22:27:52
○ 2026-07-22 09:38:44

○A13.33.153.362026-02-17 → 2026-06-30 · 15 obs

○A13.33.153.502026-02-17 → 2026-06-30 · 15 obs

○A13.33.153.972026-02-17 → 2026-06-30 · 15 obs

○A13.35.20.1012026-05-27 → 2026-06-05 · 16 obs

○ 2026-05-25 22:15:36
● 2026-05-27 17:22:44
○ 2026-05-27 20:56:12
○ 2026-05-28 12:34:34
● 2026-05-28 16:03:04
○ 2026-05-28 18:13:06
○ 2026-05-29 07:11:44
● 2026-05-29 14:21:26
○ 2026-05-29 18:53:20
○ 2026-06-04 22:26:42
● 2026-06-05 05:39:20
○ 2026-06-05 08:24:42
○ 2026-06-05 18:39:10
● 2026-06-05 20:36:38
○ 2026-06-05 22:24:06
○ 2026-07-22 09:38:44

○A13.35.20.1212026-05-27 → 2026-06-05 · 16 obs

○A13.35.20.312026-05-27 → 2026-06-05 · 16 obs

○A13.35.20.942026-05-27 → 2026-06-05 · 16 obs

○A18.154.185.1182026-05-19 → 2026-07-02 · 18 obs

○ 2026-05-18 09:38:34
● 2026-05-19 22:13:00
○ 2026-05-20 02:21:00
○ 2026-05-21 20:46:36
● 2026-05-21 22:01:54
● 2026-05-25 02:36:36
○ 2026-05-25 22:15:36
○ 2026-06-02 00:36:40
● 2026-06-02 06:16:40
● 2026-06-04 01:10:52
○ 2026-06-04 11:43:16
○ 2026-06-08 07:13:32
● 2026-06-30 05:23:56
● 2026-06-30 23:04:20
○ 2026-07-01 00:19:22
● 2026-07-02 00:04:46
○ 2026-07-02 05:05:16
○ 2026-07-22 09:38:44

○A18.154.185.142026-05-19 → 2026-07-02 · 18 obs

○A18.154.185.392026-05-19 → 2026-07-02 · 18 obs

○A18.154.185.992026-05-19 → 2026-07-02 · 18 obs

○A18.160.18.1012026-04-19 → 2026-07-17 · 6 obs

○ 2026-04-18 00:14:26
● 2026-04-19 04:19:04
○ 2026-04-19 05:57:42
● 2026-07-17 20:02:34
○ 2026-07-17 21:29:42
○ 2026-07-22 09:38:44

○A18.160.18.1102026-04-19 → 2026-07-17 · 6 obs

○ 2026-04-18 00:14:26
● 2026-04-19 04:19:04
○ 2026-04-19 05:57:42
● 2026-07-17 20:02:34
○ 2026-07-17 21:29:42
○ 2026-07-22 09:38:44

○A18.160.18.1122026-04-19 → 2026-07-17 · 6 obs

○ 2026-04-18 00:14:26
● 2026-04-19 04:19:04
○ 2026-04-19 05:57:42
● 2026-07-17 20:02:34
○ 2026-07-17 21:29:42
○ 2026-07-22 09:38:44

○A18.160.18.902026-04-19 → 2026-07-17 · 6 obs

○ 2026-04-18 00:14:26
● 2026-04-19 04:19:04
○ 2026-04-19 05:57:42
● 2026-07-17 20:02:34
○ 2026-07-17 21:29:42
○ 2026-07-22 09:38:44

○A18.161.205.102026-04-10 → 2026-04-10 · 4 obs

○ 2026-04-10 10:14:34
● 2026-04-10 23:07:48
○ 2026-04-10 23:49:06
○ 2026-07-22 09:38:44

○A18.161.205.1042026-04-10 → 2026-04-10 · 4 obs

○ 2026-04-10 10:14:34
● 2026-04-10 23:07:48
○ 2026-04-10 23:49:06
○ 2026-07-22 09:38:44

○A18.161.205.1232026-04-10 → 2026-04-10 · 4 obs

○ 2026-04-10 10:14:34
● 2026-04-10 23:07:48
○ 2026-04-10 23:49:06
○ 2026-07-22 09:38:44

○A18.161.205.632026-04-10 → 2026-04-10 · 4 obs

○ 2026-04-10 10:14:34
● 2026-04-10 23:07:48
○ 2026-04-10 23:49:06
○ 2026-07-22 09:38:44

○A18.165.122.1102026-03-24 → 2026-07-16 · 18 obs

○ 2026-03-24 08:32:18
● 2026-03-24 16:19:08
○ 2026-03-25 00:12:12
● 2026-07-11 09:21:20
○ 2026-07-11 10:31:12
● 2026-07-11 23:52:48
● 2026-07-12 11:54:20
○ 2026-07-12 13:42:08
● 2026-07-14 01:39:10
○ 2026-07-14 07:43:06
○ 2026-07-14 21:08:28
● 2026-07-15 12:48:50
○ 2026-07-15 14:15:24
● 2026-07-16 13:09:46
○ 2026-07-16 16:11:20
● 2026-07-16 18:17:28
○ 2026-07-16 19:08:48
○ 2026-07-22 09:38:44

○A18.165.122.172026-03-24 → 2026-07-16 · 18 obs

○A18.165.122.322026-03-24 → 2026-07-16 · 18 obs

○A18.165.122.422026-03-24 → 2026-07-16 · 18 obs

○A18.172.88.1102026-06-29 → 2026-06-29 · 4 obs

○ 2026-06-28 06:29:34
● 2026-06-29 07:53:10
○ 2026-06-29 12:24:14
○ 2026-07-22 09:38:44

○A18.172.88.192026-06-29 → 2026-06-29 · 4 obs

○ 2026-06-28 06:29:34
● 2026-06-29 07:53:10
○ 2026-06-29 12:24:14
○ 2026-07-22 09:38:44

○A18.172.88.292026-06-29 → 2026-06-29 · 4 obs

○ 2026-06-28 06:29:34
● 2026-06-29 07:53:10
○ 2026-06-29 12:24:14
○ 2026-07-22 09:38:44

○A18.172.88.892026-06-29 → 2026-06-29 · 4 obs

○ 2026-06-28 06:29:34
● 2026-06-29 07:53:10
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○A18.239.183.132026-05-07 → 2026-05-07 · 4 obs

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○A18.239.183.202026-05-07 → 2026-05-07 · 4 obs

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○A18.239.183.282026-05-07 → 2026-05-07 · 4 obs

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○A18.239.183.992026-05-07 → 2026-05-07 · 4 obs

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○A18.67.162.262026-06-14 → 2026-07-22 · 28 obs

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○A18.67.162.652026-06-14 → 2026-07-22 · 28 obs

○A18.67.162.742026-06-14 → 2026-07-22 · 28 obs

○A18.67.162.962026-06-14 → 2026-07-22 · 28 obs

○A3.161.193.1002026-04-01 → 2026-06-29 · 18 obs

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○A3.161.193.1192026-04-01 → 2026-06-29 · 18 obs

○A3.161.193.162026-04-01 → 2026-06-29 · 18 obs

○A3.161.193.532026-04-01 → 2026-06-29 · 18 obs

●A3.166.192.152026-07-12 → 2026-07-22 · 28 obs

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●A3.166.192.332026-07-12 → 2026-07-22 · 28 obs

●A3.166.192.772026-07-12 → 2026-07-22 · 28 obs

●A3.166.192.852026-07-12 → 2026-07-22 · 28 obs

○A52.84.20.1292026-02-18 → 2026-05-06 · 18 obs

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○A52.84.20.172026-02-18 → 2026-05-06 · 18 obs

○A52.84.20.692026-02-18 → 2026-05-06 · 18 obs

○A52.84.20.892026-02-18 → 2026-05-06 · 18 obs

○A52.85.193.1002026-02-21 → 2026-07-11 · 18 obs

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○A52.85.193.1032026-02-21 → 2026-07-11 · 18 obs

○A52.85.193.1272026-02-21 → 2026-07-11 · 18 obs

○A52.85.193.152026-02-21 → 2026-07-11 · 18 obs

○A99.84.215.102026-07-04 → 2026-07-21 · 20 obs

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○A99.84.215.1292026-07-04 → 2026-07-21 · 20 obs

○A99.84.215.72026-07-04 → 2026-07-21 · 20 obs

○A99.84.215.772026-07-04 → 2026-07-21 · 20 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...	-
checkback-tool.com	ns-126.awsdns-15.com, ns-704.awsdns-24.net, ns-1552.awsdns-02.co.uk, ns-1277.awsdns-31.org	2 records

✅ Authoritative Response

Server:205.251.198.16

NS records: ns-126.awsdns-15.com, ns-704.awsdns-24.net, ns-1552.awsdns-02.co.uk, ns-1277.awsdns-31.org

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for checkback-tool.com (unsigned zone)

⏱️ Timing

Total: 440ms | Queries: -

📄 Records

Type	Count	Sample Data
A	4	`3.166.192.77, 3.166.192.15...`
NS	4	`ns-126.awsdns-15.com, ns-1277.awsdns-31.org...`
MX	1	`inbound-smtp.us-east-1.amazonaws.com (pr`
TXT	3	`google-site-verification=MR051Re3cpDyL-N, google-site-verification=iE1cPh8j_d0TpOx...`
SOA	1	`ns-1277.awsdns-31.org awsdns-hostmaster.`

📌 Glue Records Collected

Total: 2

Out-of-bailiwick: 2 (ns-126.awsdns-15.com, ns-126.awsdns-15.com)

Analysis

IP Addresses

checkback-tool.com resolves to four IP addresses: 3.166.192.15, 3.166.192.33, 3.166.192.77 and 3.166.192.85.

tributodevido.com.br, lpcomputers.co.il, uninettuno.tv and two other host names share IP numbers with checkback-tool.com.

Name Servers

The authoritative name servers for checkback-tool.com are ns-126.awsdns-15.com, ns-704.awsdns-24.net, ns-1277.awsdns-31.org and ns-1552.awsdns-02.co.uk.

checkback-tool.com partially shares its NS delegation with several other domains, including paycapszoftver.com, umcommunities.org, okokdd4.com and two others.

ns-126.awsdns-15.com, ns-704.awsdns-24.net, ns-1277.awsdns-31.org and ns-1552.awsdns-02.co.uk each carry two IP addresses. ns-126.awsdns-15.com has 205.251.192.126 and 2600:9000:5300:7e00::1; ns-704.awsdns-24.net has 205.251.194.192 and 2600:9000:5302:c000::1; ns-1277.awsdns-31.org has 205.251.196.253 and 2600:9000:5304:fd00::1; ns-1552.awsdns-02.co.uk has 205.251.198.16 and 2600:9000:5306:1000::1.

Mail Servers

Mail for checkback-tool.com is handled by a single mail server, inbound-smtp.us-east-1.amazonaws.com.

checkback-tool.com uses an identical mail server configuration to several other domains — among them strategicexitedge.com, groupize.ai, cmayl.com and two more.

checkback-tool.com has at least partial mail server overlap with other domains such as simetrical.atlassian.net, realnetworks.atlassian.net, cremeofnature.com and two more.

This set of mail servers commonly appears together with the mail servers inbound-smtp.us-west-2.amazonaws.com.

inbound-smtp.us-east-1.amazonaws.com resolves to five IP numbers: 3.211.210.226, 44.206.9.87, 44.210.166.32 and two others.