math51.com - dns.ninja

`math51.com`

DNSSEC	⚠️ Not signed
A	2600:1f18:4ae:c605:dd5d:b838:5816:d7fb^{🇺🇸 Amazon2600:1f18::/35 AMAZON EC2 IAD prefix}
A	2600:1f18:4ae:c606:78d4:4260:db4e:aeee^{🇺🇸 Amazon2600:1f18::/35 AMAZON EC2 IAD prefix}
A	13.223.25.84^{🇺🇸 Amazon13.216.0.0/13 EC2 IAD prefix}
A	54.243.117.197^{🇺🇸 Amazon54.242.0.0/15 EC2 IAD prefix}
NS	`ns1.namebrightdns.com` ⭐
		A	2600:1f18:683a:ae1a:c41d:b4cf:322b:2aa6^{🇺🇸 Amazon2600:1f18:6000::/35 AMAZON EC2 IAD prefix}
		A	3.89.42.183^{🇺🇸 Amazon3.80.0.0/12 EC2 IAD prefix}
			PTR	`ec2-3-89-42-183.compute-1.amazonaws.com`
		A	100.58.124.42^{🇺🇸 Amazon100.48.0.0/12 EC2 IAD prefix}
			PTR	`ec2-100-58-124-42.compute-1.amazonaws.com`
NS	`nsg1.namebrightdns.com`
		A	2600:1f18:683a:ae1a:4f4e:999e:923d:5c17^{🇺🇸 Amazon2600:1f18:6000::/35 AMAZON EC2 IAD prefix}
		A	2600:1f18:683a:ae1a:9b5a:7d38:2d23:6714^{🇺🇸 Amazon2600:1f18:6000::/35 AMAZON EC2 IAD prefix}
		A	2600:1f18:683a:ae1b:53a5:7e50:1f55:7b6f^{🇺🇸 Amazon2600:1f18:6000::/35 AMAZON EC2 IAD prefix}
		A	2600:1f18:683a:ae1b:c77b:8621:67b5:65^{🇺🇸 Amazon2600:1f18:6000::/35 AMAZON EC2 IAD prefix}
		A	13.217.98.222^{🇺🇸 Amazon13.216.0.0/13 EC2 IAD prefix}
			PTR	`ec2-13-217-98-222.compute-1.amazonaws.com`
		A	54.152.124.255^{🇺🇸 Amazon54.152.0.0/16 EC2 IAD prefix}
			PTR	`ec2-54-152-124-255.compute-1.amazonaws.com`
		A	54.211.183.184^{🇺🇸 Amazon54.211.0.0/16 EC2 IAD prefix}
			PTR	`ec2-54-211-183-184.compute-1.amazonaws.com`
		A	100.27.188.59^{🇺🇸 Amazon100.24.0.0/13 EC2 IAD prefix}
			PTR	`ec2-100-27-188-59.compute-1.amazonaws.com`
NS	`nsg2.namebrightdns.com`
		A	2600:1f18:683a:ae1a:1ff8:84b4:19de:5ca6^{🇺🇸 Amazon2600:1f18:6000::/35 AMAZON EC2 IAD prefix}
		A	2600:1f18:683a:ae1b:3e5a:c8a4:5d33:b6a0^{🇺🇸 Amazon2600:1f18:6000::/35 AMAZON EC2 IAD prefix}
		A	2600:1f18:683a:ae1b:ac3c:fcfb:521d:2fd5^{🇺🇸 Amazon2600:1f18:6000::/35 AMAZON EC2 IAD prefix}
		A	54.162.235.48^{🇺🇸 Amazon54.160.0.0/14 EC2 IAD prefix}
			PTR	`ec2-54-162-235-48.compute-1.amazonaws.com`
		A	54.221.37.2^{🇺🇸 Amazon54.221.0.0/16 EC2 IAD prefix}
			PTR	`ec2-54-221-37-2.compute-1.amazonaws.com`
		A	54.235.53.129^{🇺🇸 Amazon54.234.0.0/15 EC2 IAD prefix}
			PTR	`ec2-54-235-53-129.compute-1.amazonaws.com`
TXT	`afternic-verification-G9G3tM8T8EwEizzPzjGJWF`
TXT	`v=spf1 -all`
SOA	`ns1.namebrightdns.com`dns@namebright.com 2026-08-08 #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=1786192854

WOT: UNKNOWN (10/100)

Same first word

math51.com

Similar names

51math.com

51math.cn

DNS History

23 records (7 active, 16 former)

●NSns1.namebrightdns.com2015-06-30 → 2026-08-08 · 5 obs

● 2015-06-30 09:29:58
○ 2015-11-05 03:21:34
○ 2016-12-02 06:55:48
● 2017-09-30 16:06:38
● 2026-08-08 13:03:12

○NSns2.namebrightdns.com2015-06-30 → 2017-09-30 · 6 obs

● 2015-06-30 09:29:58
○ 2015-11-05 03:21:34
○ 2016-12-02 06:55:48
● 2017-09-30 16:06:38
○ 2026-02-22 07:39:14
○ 2026-08-08 13:03:12

●NSnsg1.namebrightdns.com2015-11-05 → 2026-08-08 · 7 obs

○ 2015-06-30 09:29:58
● 2015-11-05 03:21:34
● 2016-04-18 23:10:42
○ 2016-12-02 06:55:48
○ 2017-09-30 16:06:38
● 2026-02-22 07:39:14
● 2026-08-08 13:03:12

●NSnsg2.namebrightdns.com2015-11-05 → 2026-08-08 · 7 obs

○ 2015-06-30 09:29:58
● 2015-11-05 03:21:34
● 2016-04-18 23:10:42
○ 2016-12-02 06:55:48
○ 2017-09-30 16:06:38
● 2026-02-22 07:39:14
● 2026-08-08 13:03:12

○NSnst1.namebrightdns.com2016-12-02 → 2016-12-02 · 4 obs

○ 2016-04-18 23:10:42
● 2016-12-02 06:55:48
○ 2017-09-30 16:06:38
○ 2026-08-08 13:03:12

○NSnst2.namebrightdns.com2016-12-02 → 2016-12-02 · 4 obs

○ 2016-04-18 23:10:42
● 2016-12-02 06:55:48
○ 2017-09-30 16:06:38
○ 2026-08-08 13:03:12

○MXanmail.namebrightmail.com2015-06-30 → 2015-06-30 · 3 obs

● 2015-06-30 09:29:58
○ 2015-11-05 03:21:34
○ 2026-08-08 13:03:12

○A107.21.22.1722015-06-30 → 2015-06-30 · 3 obs

● 2015-06-30 09:29:58
○ 2017-09-30 16:06:38
○ 2026-08-08 13:03:12

●A13.223.25.842026-02-22 → 2026-08-08 · 3 obs

○ 2017-09-30 16:06:38
● 2026-02-22 07:39:14
● 2026-08-08 13:03:12

●A2600:1f18:4ae:c605:dd5d:b838:5816:d7fb2026-02-22 → 2026-08-08 · 3 obs

○ 2017-09-30 16:06:38
● 2026-02-22 07:39:14
● 2026-08-08 13:03:12

●A2600:1f18:4ae:c606:78d4:4260:db4e:aeee2026-02-22 → 2026-08-08 · 3 obs

○ 2017-09-30 16:06:38
● 2026-02-22 07:39:14
● 2026-08-08 13:03:12

○A52.0.125.2462015-06-30 → 2015-06-30 · 3 obs

● 2015-06-30 09:29:58
○ 2017-09-30 16:06:38
○ 2026-08-08 13:03:12

○A52.200.243.1232016-04-18 → 2016-04-18 · 4 obs

○ 2016-01-21 23:50:14
● 2016-04-18 23:10:42
○ 2016-12-02 06:55:48
○ 2026-08-08 13:03:12

○A52.5.157.2202016-12-02 → 2016-12-02 · 4 obs

○ 2016-04-18 23:10:42
● 2016-12-02 06:55:48
○ 2017-09-30 16:06:38
○ 2026-08-08 13:03:12

○A54.152.144.2432016-04-18 → 2016-04-18 · 4 obs

○ 2016-01-21 23:50:14
● 2016-04-18 23:10:42
○ 2016-12-02 06:55:48
○ 2026-08-08 13:03:12

○A54.174.31.2542015-11-05 → 2015-11-05 · 4 obs

○ 2015-06-30 09:29:58
● 2015-11-05 03:21:34
○ 2016-01-21 23:50:14
○ 2026-08-08 13:03:12

○A54.208.74.2152015-11-05 → 2015-11-05 · 4 obs

○ 2015-06-30 09:29:58
● 2015-11-05 03:21:34
○ 2016-01-21 23:50:14
○ 2026-08-08 13:03:12

○A54.209.90.812016-01-21 → 2016-01-21 · 4 obs

○ 2015-11-05 03:21:34
● 2016-01-21 23:50:14
○ 2016-04-18 23:10:42
○ 2026-08-08 13:03:12

●A54.243.117.1972026-02-22 → 2026-08-08 · 3 obs

○ 2017-09-30 16:06:38
● 2026-02-22 07:39:14
● 2026-08-08 13:03:12

○A54.84.53.382016-12-02 → 2016-12-02 · 4 obs

○ 2016-04-18 23:10:42
● 2016-12-02 06:55:48
○ 2017-09-30 16:06:38
○ 2026-08-08 13:03:12

○A54.85.54.292016-01-21 → 2016-01-21 · 4 obs

○ 2015-11-05 03:21:34
● 2016-01-21 23:50:14
○ 2016-04-18 23:10:42
○ 2026-08-08 13:03:12

○CNAMEhdredirect-lb-399551664.us-east-1.elb.amazonaws.com2015-06-30 → 2016-04-18 · 4 obs

● 2015-06-30 09:29:58
● 2016-04-18 23:10:42
○ 2016-12-02 06:55:48
○ 2026-08-08 13:03:12

○CNAMEhdredirect-lb3-890977680.us-east-1.elb.amazonaws.com2016-12-02 → 2017-09-30 · 5 obs

○ 2016-04-18 23:10:42
● 2016-12-02 06:55:48
● 2017-09-30 16:06:38
○ 2026-02-22 07:39:14
○ 2026-08-08 13:03:12

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net, e.gtld-servers.net...	-
math51.com	nsg1.namebrightdns.com, nsg2.namebrightdns.com	14 records

✅ Authoritative Response

Server:54.162.235.48

NS records: nsg1.namebrightdns.com, nsg2.namebrightdns.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for math51.com (unsigned zone)

⏱️ Timing

Total: 351ms | Queries: -

📄 Records

Type	Count	Sample Data
A	2	`54.243.117.197, 13.223.25.84`
AAAA	2	`2600:1f18:4ae:c606:78d4:4260:db4e:aeee, 2600:1f18:4ae:c605:dd5d:b838:5816:d7fb`
NS	2	`nsg2.namebrightdns.com, nsg1.namebrightdns.com`
TXT	2	`afternic-verification-G9G3tM8T8EwEizzPzj, v=spf1 -all`
SOA	1	`ns1.namebrightdns.com dns.namebright.com`

📌 Glue Records Collected

Total: 14

Out-of-bailiwick: 14 (nsg1.namebrightdns.com, nsg1.namebrightdns.com, nsg1.namebrightdns.com...)

Analysis

IP Addresses

math51.com directs to four IP numbers, which are 13.223.25.84, 54.243.117.197, 2600:1f18:4ae:c605:dd5d:b838:5816:d7fb and 2600:1f18:4ae:c606:78d4:4260:db4e:aeee.

Additional host names — dagami.com, mx.humbledojo.com, jeedan.com and two others — share IP numbers with math51.com.

Name Servers

math51.com carries NS records delegating to ns1.namebrightdns.com, nsg1.namebrightdns.com and nsg2.namebrightdns.com.

There is at least partial name server overlap between math51.com and other domains — royalepets.com, mail.pressroomautomation.com, smtp.cosmicmedical.com and two more among them.

The name servers ns2.namebrightdns.com, domain-for-sale.hugedomainsdns.com and forsale.hugedomainsdns.com are often found in combination with these name servers.

Host names with 8 IP numbers:

nsg1.namebrightdns.com resolves to 13.217.98.222, 54.152.124.255 and 54.211.183.184 among others, with 5 other IP addresses in total.

Host names with 6 IP numbers:

nsg2.namebrightdns.com resolves to 54.162.235.48, 54.221.37.2 and 54.235.53.129 among others, with 3 other IP addresses in total.

Host names with three IP numbers:

The hostname ns1.namebrightdns.com points to 3.89.42.183, 100.58.124.42 and 2600:1f18:683a:ae1a:c41d:b4cf:322b:2aa6.