benchmath.com - dns.ninja

`benchmath.com`

DNSSEC	⚠️ Not signed
NS	`ns-1901.awsdns-45.co.uk` ⭐
		A	2600:9000:5307:6d00::1^{🇺🇸 Amazon2600:9000:5307::/48 - CloudFront}
			PTR	`ns-1901.awsdns-45.co.uk`
		A	205.251.199.109^{🇺🇸 Amazon205.251.199.0/24 prefix}
			PTR	`ns-1901.awsdns-45.co.uk`
NS	`ns-1124.awsdns-12.org`
		A	2600:9000:5304:6400::1^{🇺🇸 Amazon2600:9000:5304::/48 - CloudFront}
			PTR	`ns-1124.awsdns-12.org`
		A	205.251.196.100^{🇺🇸 Amazon205.251.196.0/24 prefix}
			PTR	`ns-1124.awsdns-12.org`
NS	`ns-51.awsdns-06.com`
		A	2600:9000:5300:3300::1^{🇺🇸 Amazon2600:9000:5300::/48 - CloudFront}
			PTR	`ns-51.awsdns-06.com`
		A	205.251.192.51^{🇺🇸 Amazon205.251.192.0/24 prefix}
			PTR	`ns-51.awsdns-06.com`
NS	`ns-771.awsdns-32.net`
		A	2600:9000:5303:300::1^{🇺🇸 Amazon2600:9000:5303::/48 - CloudFront}
			PTR	`ns-771.awsdns-32.net`
		A	205.251.195.3^{🇺🇸 Amazon205.251.195.0/24 prefix}
			PTR	`ns-771.awsdns-32.net`
SOA	`ns-1901.awsdns-45.co.uk`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=1782935991

Same first word

benchmath.com

DNS History

47 records (4 active, 43 former)

●NSns-1124.awsdns-12.org2026-03-10 → 2026-07-01 · 3 obs

○ 2015-10-24 01:14:36
● 2026-03-10 06:48:52
● 2026-07-01 20:16:04

●NSns-1901.awsdns-45.co.uk2026-03-10 → 2026-07-01 · 3 obs

○ 2015-10-24 01:14:36
● 2026-03-10 06:48:52
● 2026-07-01 20:16:04

●NSns-51.awsdns-06.com2026-03-10 → 2026-07-01 · 3 obs

○ 2015-10-24 01:14:36
● 2026-03-10 06:48:52
● 2026-07-01 20:16:04

●NSns-771.awsdns-32.net2026-03-10 → 2026-07-01 · 3 obs

○ 2015-10-24 01:14:36
● 2026-03-10 06:48:52
● 2026-07-01 20:16:04

○NSns45.worldnic.com2008-03-20 → 2008-03-20 · 3 obs

● 2008-03-20 03:22:58
○ 2015-10-24 01:14:36
○ 2026-07-01 20:16:04

○NSns46.worldnic.com2008-03-20 → 2008-03-20 · 3 obs

● 2008-03-20 03:22:58
○ 2015-10-24 01:14:36
○ 2026-07-01 20:16:04

○A13.225.143.152026-04-05 → 2026-04-05 · 6 obs

○ 2026-04-03 19:02:06
● 2026-04-05 04:42:22
○ 2026-04-05 06:37:36
● 2026-04-05 18:32:12
○ 2026-04-05 20:07:40
○ 2026-07-01 20:16:04

○A13.225.143.172026-04-05 → 2026-04-05 · 6 obs

○ 2026-04-03 19:02:06
● 2026-04-05 04:42:22
○ 2026-04-05 06:37:36
● 2026-04-05 18:32:12
○ 2026-04-05 20:07:40
○ 2026-07-01 20:16:04

○A13.225.143.572026-04-05 → 2026-04-05 · 6 obs

○ 2026-04-03 19:02:06
● 2026-04-05 04:42:22
○ 2026-04-05 06:37:36
● 2026-04-05 18:32:12
○ 2026-04-05 20:07:40
○ 2026-07-01 20:16:04

○A13.225.143.712026-04-05 → 2026-04-05 · 6 obs

○ 2026-04-03 19:02:06
● 2026-04-05 04:42:22
○ 2026-04-05 06:37:36
● 2026-04-05 18:32:12
○ 2026-04-05 20:07:40
○ 2026-07-01 20:16:04

○A13.33.82.1162026-04-23 → 2026-05-03 · 11 obs

○ 2026-04-20 10:02:02
● 2026-04-23 19:28:02
● 2026-04-23 20:26:30
○ 2026-04-23 22:50:30
○ 2026-04-29 11:07:30
● 2026-04-29 13:23:46
○ 2026-04-29 14:42:44
● 2026-05-03 00:29:36
● 2026-05-03 07:53:32
○ 2026-05-03 10:50:58
○ 2026-07-01 20:16:04

○A13.33.82.462026-04-23 → 2026-05-03 · 11 obs

○A13.33.82.912026-04-23 → 2026-05-03 · 11 obs

○A13.33.82.932026-04-23 → 2026-05-03 · 11 obs

○A18.161.205.1052026-04-11 → 2026-04-11 · 4 obs

○ 2026-04-10 18:13:42
● 2026-04-11 08:27:36
○ 2026-04-11 16:56:18
○ 2026-07-01 20:16:04

○A18.161.205.1102026-04-11 → 2026-04-11 · 4 obs

○ 2026-04-10 18:13:42
● 2026-04-11 08:27:36
○ 2026-04-11 16:56:18
○ 2026-07-01 20:16:04

○A18.161.205.1222026-04-11 → 2026-04-11 · 4 obs

○ 2026-04-10 18:13:42
● 2026-04-11 08:27:36
○ 2026-04-11 16:56:18
○ 2026-07-01 20:16:04

○A18.161.205.762026-04-11 → 2026-04-11 · 4 obs

○ 2026-04-10 18:13:42
● 2026-04-11 08:27:36
○ 2026-04-11 16:56:18
○ 2026-07-01 20:16:04

○A18.245.143.1142026-03-30 → 2026-05-13 · 40 obs

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

○A18.245.143.212026-03-30 → 2026-05-13 · 40 obs

○A18.245.143.512026-03-30 → 2026-05-13 · 40 obs

○A18.245.143.642026-03-30 → 2026-05-13 · 40 obs

○A209.62.20.1842008-03-20 → 2008-03-20 · 3 obs

● 2008-03-20 03:22:58
○ 2015-10-24 01:14:36
○ 2026-07-01 20:16:04

○A216.137.53.1022026-04-05 → 2026-04-05 · 4 obs

○ 2026-04-05 04:42:22
● 2026-04-05 06:37:36
○ 2026-04-05 18:32:12
○ 2026-07-01 20:16:04

○A216.137.53.502026-04-05 → 2026-04-05 · 4 obs

○ 2026-04-05 04:42:22
● 2026-04-05 06:37:36
○ 2026-04-05 18:32:12
○ 2026-07-01 20:16:04

○A216.137.53.782026-04-05 → 2026-04-05 · 4 obs

○ 2026-04-05 04:42:22
● 2026-04-05 06:37:36
○ 2026-04-05 18:32:12
○ 2026-07-01 20:16:04

○A216.137.53.912026-04-05 → 2026-04-05 · 4 obs

○ 2026-04-05 04:42:22
● 2026-04-05 06:37:36
○ 2026-04-05 18:32:12
○ 2026-07-01 20:16:04

○A3.163.10.382026-03-28 → 2026-04-29 · 24 obs

○ 2026-03-28 04:03:20
● 2026-03-28 19:16:22
● 2026-03-30 10:52:46
○ 2026-03-30 16:04:12
○ 2026-04-05 18:32:12
● 2026-04-05 20:07:40
○ 2026-04-05 22:17:42
○ 2026-04-10 07:25:48
● 2026-04-10 16:11:10
○ 2026-04-10 18:13:42
○ 2026-04-12 01:35:40
● 2026-04-12 03:25:10
○ 2026-04-12 22:15:02
○ 2026-04-23 22:50:30
● 2026-04-24 15:47:30
● 2026-04-24 18:38:16
○ 2026-04-25 00:19:18
● 2026-04-25 02:23:06
○ 2026-04-25 03:24:12
○ 2026-04-28 13:06:38
● 2026-04-29 10:09:00
● 2026-04-29 11:07:30
○ 2026-04-29 13:23:46
○ 2026-07-01 20:16:04

○A3.163.10.602026-03-28 → 2026-04-29 · 24 obs

○A3.163.10.622026-03-28 → 2026-04-29 · 24 obs

○A3.163.10.82026-03-28 → 2026-04-29 · 24 obs

○A3.166.49.1032026-03-12 → 2026-03-23 · 9 obs

○ 2026-03-11 15:57:40
● 2026-03-12 19:58:42
● 2026-03-14 20:33:10
○ 2026-03-19 07:27:24
○ 2026-03-21 19:25:34
● 2026-03-22 01:06:04
● 2026-03-23 22:23:44
○ 2026-03-26 19:50:42
○ 2026-07-01 20:16:04

○A3.166.49.182026-03-12 → 2026-03-23 · 9 obs

○A3.166.49.372026-03-12 → 2026-03-23 · 9 obs

○A3.166.49.642026-03-12 → 2026-03-23 · 9 obs

○A3.169.231.322026-03-10 → 2026-03-21 · 9 obs

○ 2015-10-24 01:14:36
● 2026-03-10 06:48:52
● 2026-03-11 15:57:40
○ 2026-03-12 19:58:42
○ 2026-03-19 11:03:30
● 2026-03-20 02:52:02
● 2026-03-21 19:25:34
○ 2026-03-22 01:06:04
○ 2026-07-01 20:16:04

○A3.169.231.402026-03-10 → 2026-03-21 · 9 obs

○A3.169.231.52026-03-10 → 2026-03-21 · 9 obs

○A3.169.231.702026-03-10 → 2026-03-21 · 9 obs

○A3.171.38.262026-03-19 → 2026-04-19 · 12 obs

○ 2026-03-14 20:33:10
● 2026-03-19 07:27:24
● 2026-03-19 11:03:30
○ 2026-03-20 02:52:02
○ 2026-03-23 22:23:44
● 2026-03-26 19:50:42
● 2026-03-28 04:03:20
○ 2026-03-28 19:16:22
○ 2026-04-16 16:28:42
● 2026-04-19 09:09:56
○ 2026-04-20 03:02:36
○ 2026-07-01 20:16:04

○A3.171.38.442026-03-19 → 2026-04-19 · 12 obs

○A3.171.38.762026-03-19 → 2026-04-19 · 12 obs

○A3.171.38.912026-03-19 → 2026-04-19 · 12 obs

○A3.174.29.1022026-04-09 → 2026-04-20 · 11 obs

○ 2026-04-06 13:06:54
● 2026-04-09 05:40:58
○ 2026-04-09 10:34:56
○ 2026-04-11 08:27:36
● 2026-04-11 16:56:18
● 2026-04-11 18:15:34
○ 2026-04-12 01:35:40
○ 2026-04-20 03:02:36
● 2026-04-20 03:45:56
○ 2026-04-20 10:02:02
○ 2026-07-01 20:16:04

○A3.174.29.1112026-04-09 → 2026-04-20 · 11 obs

○A3.174.29.182026-04-09 → 2026-04-20 · 11 obs

○A3.174.29.282026-04-09 → 2026-04-20 · 11 obs

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	d.gtld-servers.net, e.gtld-servers.net, i.gtld-servers.net, h.gtld-servers.net...	-
benchmath.com	ns-51.awsdns-06.com, ns-771.awsdns-32.net, ns-1124.awsdns-12.org, ns-1901.awsdns-45.co.uk	2 records

✅ Authoritative Response

Server:205.251.199.109

NS records: ns-51.awsdns-06.com, ns-771.awsdns-32.net, ns-1124.awsdns-12.org, ns-1901.awsdns-45.co.uk

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for benchmath.com (unsigned zone)

⏱️ Timing

Total: 550ms | Queries: -

📄 Records

Type	Count	Sample Data
NS	4	`ns-1124.awsdns-12.org, ns-1901.awsdns-45.co.uk...`
SOA	1	`ns-1901.awsdns-45.co.uk awsdns-hostmaste`

📌 Glue Records Collected

Total: 2

Out-of-bailiwick: 2 (ns-51.awsdns-06.com, ns-51.awsdns-06.com)

Analysis

Name Servers

Four name servers handle the delegation for benchmath.com: ns-51.awsdns-06.com, ns-771.awsdns-32.net, ns-1124.awsdns-12.org and ns-1901.awsdns-45.co.uk.

benchmath.com has at least partial name server overlap with other domains, such as balfour-services.com, s3.dualstack.ap-south-1.amazonaws.com, jonas.family and two others.

ns-51.awsdns-06.com, ns-771.awsdns-32.net, ns-1124.awsdns-12.org and ns-1901.awsdns-45.co.uk all point to exactly two IP numbers each: ns-51.awsdns-06.com → 205.251.192.51 and 2600:9000:5300:3300::1; ns-771.awsdns-32.net → 205.251.195.3 and 2600:9000:5303:300::1; ns-1124.awsdns-12.org → 205.251.196.100 and 2600:9000:5304:6400::1; ns-1901.awsdns-45.co.uk → 205.251.199.109 and 2600:9000:5307:6d00::1.