`critical-thinker.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:303c:9b15:3db3:a8a2^{🇺🇸 Amazon2600:1f18:6000::/35 AMAZON EC2 IAD prefix}
		A	2600:1f18:683a:ae1a:5a94:e1d2:9d83:c12d^{🇺🇸 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:e626:c281:f0eb:dd47^{🇺🇸 Amazon2600:1f18:6000::/35 AMAZON EC2 IAD prefix}
		A	3.93.61.140^{🇺🇸 Amazon3.80.0.0/12 EC2 IAD prefix}
			PTR	`ec2-3-93-61-140.compute-1.amazonaws.com`
		A	44.223.19.215^{🇺🇸 Amazon44.192.0.0/11 EC2 IAD prefix}
			PTR	`ec2-44-223-19-215.compute-1.amazonaws.com`
		A	54.234.103.190^{🇺🇸 Amazon54.234.0.0/15 EC2 IAD prefix}
			PTR	`ec2-54-234-103-190.compute-1.amazonaws.com`
		A	174.129.117.232^{🇺🇸 Amazon174.129.0.0/16 Execution Services}
			PTR	`ec2-174-129-117-232.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:18c:37a5:651d:7bdc^{🇺🇸 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	2600:1f18:683a:ae1b:ed3d:ef92:9331:4834^{🇺🇸 Amazon2600:1f18:6000::/35 AMAZON EC2 IAD prefix}
		A	13.217.95.24^{🇺🇸 Amazon13.216.0.0/13 EC2 IAD prefix}
			PTR	`ec2-13-217-95-24.compute-1.amazonaws.com`
		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 2026-08-04 #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=1785822902

Same first word

critical-thinker.com

DNS History

24 records (7 active, 17 former)

●NSns1.namebrightdns.com2015-07-23 → 2026-08-04 · 5 obs

○ 2008-03-09 18:45:00
● 2015-07-23 17:14:26
○ 2015-11-21 22:13:50
● 2016-02-10 02:03:36
● 2026-08-04 06:19:54

○NSns2.namebrightdns.com2015-07-23 → 2018-08-08 · 7 obs

○ 2008-03-09 18:45:00
● 2015-07-23 17:14:26
○ 2015-11-21 22:13:50
● 2016-02-10 02:03:36
● 2018-08-08 07:10:38
○ 2026-04-01 02:30:18
○ 2026-08-04 06:19:54

○NSns49.domaincontrol.com2008-03-09 → 2008-03-09 · 3 obs

● 2008-03-09 18:45:00
○ 2015-07-23 17:14:26
○ 2026-08-04 06:19:54

○NSns50.domaincontrol.com2008-03-09 → 2008-03-09 · 3 obs

● 2008-03-09 18:45:00
○ 2015-07-23 17:14:26
○ 2026-08-04 06:19:54

●NSnsg1.namebrightdns.com2015-11-21 → 2026-08-04 · 6 obs

○ 2015-07-23 17:14:26
● 2015-11-21 22:13:50
○ 2016-02-10 02:03:36
○ 2018-08-08 07:10:38
● 2026-04-01 02:30:18
● 2026-08-04 06:19:54

●NSnsg2.namebrightdns.com2015-11-21 → 2026-08-04 · 7 obs

○ 2015-07-23 17:14:26
● 2015-11-21 22:13:50
● 2016-02-10 02:03:36
○ 2016-06-21 09:09:32
○ 2018-08-08 07:10:38
● 2026-04-01 02:30:18
● 2026-08-04 06:19:54

○MXanmail.namebrightmail.com2015-07-23 → 2015-07-23 · 4 obs

○ 2008-03-09 18:45:00
● 2015-07-23 17:14:26
○ 2015-11-21 22:13:50
○ 2026-08-04 06:19:54

○MXmailstore1.secureserver.net2008-03-09 → 2008-03-09 · 3 obs

● 2008-03-09 18:45:00
○ 2015-07-23 17:14:26
○ 2026-08-04 06:19:54

○MXsmtp.secureserver.net2008-03-09 → 2008-03-09 · 3 obs

● 2008-03-09 18:45:00
○ 2015-07-23 17:14:26
○ 2026-08-04 06:19:54

●A13.223.25.842026-04-01 → 2026-08-04 · 3 obs

○ 2018-08-08 07:10:38
● 2026-04-01 02:30:18
● 2026-08-04 06:19:54

●A2600:1f18:4ae:c605:dd5d:b838:5816:d7fb2026-04-01 → 2026-08-04 · 3 obs

○ 2018-08-08 07:10:38
● 2026-04-01 02:30:18
● 2026-08-04 06:19:54

●A2600:1f18:4ae:c606:78d4:4260:db4e:aeee2026-04-01 → 2026-08-04 · 3 obs

○ 2018-08-08 07:10:38
● 2026-04-01 02:30:18
● 2026-08-04 06:19:54

○A34.199.151.1632017-02-10 → 2017-02-10 · 4 obs

○ 2016-06-21 09:09:32
● 2017-02-10 18:03:24
○ 2018-08-08 07:10:38
○ 2026-08-04 06:19:54

○A52.0.96.242016-02-10 → 2016-02-10 · 4 obs

○ 2015-11-21 22:13:50
● 2016-02-10 02:03:36
○ 2016-06-21 09:09:32
○ 2026-08-04 06:19:54

○A52.20.154.32017-02-10 → 2017-02-10 · 4 obs

○ 2016-06-21 09:09:32
● 2017-02-10 18:03:24
○ 2018-08-08 07:10:38
○ 2026-08-04 06:19:54

○A52.200.243.1232016-06-21 → 2016-06-21 · 4 obs

○ 2016-02-10 02:03:36
● 2016-06-21 09:09:32
○ 2017-02-10 18:03:24
○ 2026-08-04 06:19:54

○A52.71.117.992016-02-10 → 2016-02-10 · 4 obs

○ 2015-11-21 22:13:50
● 2016-02-10 02:03:36
○ 2016-06-21 09:09:32
○ 2026-08-04 06:19:54

○A54.152.144.2432016-06-21 → 2016-06-21 · 4 obs

○ 2016-02-10 02:03:36
● 2016-06-21 09:09:32
○ 2017-02-10 18:03:24
○ 2026-08-04 06:19:54

○A54.174.31.2542015-07-23 → 2015-11-21 · 5 obs

○ 2008-03-09 18:45:00
● 2015-07-23 17:14:26
● 2015-11-21 22:13:50
○ 2016-02-10 02:03:36
○ 2026-08-04 06:19:54

○A54.208.74.2152015-07-23 → 2015-11-21 · 5 obs

○ 2008-03-09 18:45:00
● 2015-07-23 17:14:26
● 2015-11-21 22:13:50
○ 2016-02-10 02:03:36
○ 2026-08-04 06:19:54

●A54.243.117.1972026-04-01 → 2026-08-04 · 3 obs

○ 2018-08-08 07:10:38
● 2026-04-01 02:30:18
● 2026-08-04 06:19:54

○A68.178.232.1002008-03-09 → 2008-03-09 · 3 obs

● 2008-03-09 18:45:00
○ 2015-07-23 17:14:26
○ 2026-08-04 06:19:54

○CNAMEhdredirect-lb-399551664.us-east-1.elb.amazonaws.com2015-07-23 → 2016-06-21 · 5 obs

○ 2008-03-09 18:45:00
● 2015-07-23 17:14:26
● 2016-06-21 09:09:32
○ 2017-02-10 18:03:24
○ 2026-08-04 06:19:54

○CNAMEhdredirect-lb3-890977680.us-east-1.elb.amazonaws.com2017-02-10 → 2018-08-08 · 5 obs

○ 2016-06-21 09:09:32
● 2017-02-10 18:03:24
● 2018-08-08 07:10:38
○ 2026-04-01 02:30:18
○ 2026-08-04 06:19:54

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	a.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net...	-
critical-thinker.com	nsg1.namebrightdns.com, nsg2.namebrightdns.com	16 records

✅ Authoritative Response

Server:174.129.117.232

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

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for critical-thinker.com (unsigned zone)

⏱️ Timing

Total: 136ms | 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	`v=spf1 -all, afternic-verification-G9G3tM8T8EwEizzPzj`
SOA	1	`ns1.namebrightdns.com dns.namebright.com`

📌 Glue Records Collected

Total: 16

Out-of-bailiwick: 16 (nsg1.namebrightdns.com, nsg1.namebrightdns.com, nsg1.namebrightdns.com...)

Analysis

IP Addresses

critical-thinker.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 — tradsmith.com, johnsondata.com, 184-106-163-50.static.cloud-ips.com and two others — share IP numbers with critical-thinker.com.

Name Servers

Three name servers are authoritative for critical-thinker.com: ns1.namebrightdns.com, nsg1.namebrightdns.com and nsg2.namebrightdns.com.

There is at least partial name server overlap between critical-thinker.com and other domains — fretnotes.com, tkking.com, multiref.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 carries IP addresses 3.93.61.140, 44.223.19.215 and 54.234.103.190, with 5 other addresses beyond those.

nsg2.namebrightdns.com carries IP addresses 13.217.95.24, 54.162.235.48 and 54.221.37.2, with 5 other addresses beyond those.

Host names with three IP numbers:

ns1.namebrightdns.com resolves to three addresses: 3.89.42.183, 100.58.124.42 and 2600:1f18:683a:ae1a:c41d:b4cf:322b:2aa6.

critical-thinker.com - robtex.com