captheory.com - dns.ninja

`captheory.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:6900:d1bd:7672:d0ca^{🇺🇸 Amazon2600:1f18:6000::/35 AMAZON EC2 IAD prefix}
		A	2600:1f18:683a:ae1a:7bc2:638d:8ca6:fcc4^{🇺🇸 Amazon2600:1f18:6000::/35 AMAZON EC2 IAD prefix}
		A	2600:1f18:683a:ae1b:d57d:390a:64b4:d4f1^{🇺🇸 Amazon2600:1f18:6000::/35 AMAZON EC2 IAD prefix}
		A	52.203.211.134^{🇺🇸 Amazon52.200.0.0/13 EC2 IAD prefix}
			PTR	`ec2-52-203-211-134.compute-1.amazonaws.com`
		A	52.204.81.90^{🇺🇸 Amazon52.200.0.0/13 EC2 IAD prefix}
			PTR	`ec2-52-204-81-90.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:9b5a:7d38:2d23:6714^{🇺🇸 Amazon2600:1f18:6000::/35 AMAZON EC2 IAD prefix}
		A	2600:1f18:683a:ae1b:6fa6:bf7e:9de7:5e92^{🇺🇸 Amazon2600:1f18:6000::/35 AMAZON EC2 IAD prefix}
		A	54.80.151.113^{🇺🇸 Amazon54.80.0.0/14 EC2 IAD prefix}
			PTR	`ec2-54-80-151-113.compute-1.amazonaws.com`
		A	54.89.201.236^{🇺🇸 Amazon54.89.0.0/16 EC2 IAD prefix}
			PTR	`ec2-54-89-201-236.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`
NS	`nsg2.namebrightdns.com`
		A	2600:1f18:683a:ae1a:f535:3a35:f979:7d42^{🇺🇸 Amazon2600:1f18:6000::/35 AMAZON EC2 IAD prefix}
		A	2600:1f18:683a:ae1b:9495:4bb7:fbde:b015^{🇺🇸 Amazon2600:1f18:6000::/35 AMAZON EC2 IAD prefix}
		A	2600:1f18:683a:ae1b:f6ec:2543:1b2e:f83c^{🇺🇸 Amazon2600:1f18:6000::/35 AMAZON EC2 IAD prefix}
		A	3.90.140.102^{🇺🇸 Amazon3.80.0.0/12 EC2 IAD prefix}
			PTR	`ec2-3-90-140-102.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	54.225.31.228^{🇺🇸 Amazon54.224.0.0/15 EC2 IAD prefix}
			PTR	`ec2-54-225-31-228.compute-1.amazonaws.com`
TXT	`afternic-verification-G9G3tM8T8EwEizzPzjGJWF`
TXT	`v=spf1 -all`
SOA	`ns1.namebrightdns.com`dns@namebright.com 2026-07-13 #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=1783959702

Same first word

captheory.com

Similar names

DNS History

19 records (7 active, 12 former)

○NSns-us.1and1-dns.com2016-12-19 → 2016-12-19 · 3 obs

● 2016-12-19 01:20:26
○ 2018-01-01 14:27:00
○ 2026-07-13 16:50:44

○NSns-us.1and1-dns.de2016-12-19 → 2016-12-19 · 3 obs

● 2016-12-19 01:20:26
○ 2018-01-01 14:27:00
○ 2026-07-13 16:50:44

○NSns-us.1and1-dns.org2016-12-19 → 2016-12-19 · 3 obs

● 2016-12-19 01:20:26
○ 2018-01-01 14:27:00
○ 2026-07-13 16:50:44

○NSns-us.1and1-dns.us2016-12-19 → 2016-12-19 · 3 obs

● 2016-12-19 01:20:26
○ 2018-01-01 14:27:00
○ 2026-07-13 16:50:44

●NSns1.namebrightdns.com2026-03-21 → 2026-07-13 · 3 obs

○ 2018-01-01 14:27:00
● 2026-03-21 12:40:04
● 2026-07-13 16:50:44

○NSns1085.ui-dns.biz2018-01-01 → 2018-01-01 · 4 obs

○ 2016-12-19 01:20:26
● 2018-01-01 14:27:00
○ 2026-03-21 12:40:04
○ 2026-07-13 16:50:44

○NSns1085.ui-dns.com2018-01-01 → 2018-01-01 · 4 obs

○ 2016-12-19 01:20:26
● 2018-01-01 14:27:00
○ 2026-03-21 12:40:04
○ 2026-07-13 16:50:44

○NSns1085.ui-dns.de2018-01-01 → 2018-01-01 · 4 obs

○ 2016-12-19 01:20:26
● 2018-01-01 14:27:00
○ 2026-03-21 12:40:04
○ 2026-07-13 16:50:44

○NSns1085.ui-dns.org2018-01-01 → 2018-01-01 · 4 obs

○ 2016-12-19 01:20:26
● 2018-01-01 14:27:00
○ 2026-03-21 12:40:04
○ 2026-07-13 16:50:44

●NSnsg1.namebrightdns.com2026-03-21 → 2026-07-13 · 3 obs

○ 2018-01-01 14:27:00
● 2026-03-21 12:40:04
● 2026-07-13 16:50:44

●NSnsg2.namebrightdns.com2026-03-21 → 2026-07-13 · 3 obs

○ 2018-01-01 14:27:00
● 2026-03-21 12:40:04
● 2026-07-13 16:50:44

○MXmx00.1and1.com2016-12-19 → 2018-01-01 · 4 obs

● 2016-12-19 01:20:26
● 2018-01-01 14:27:00
○ 2026-03-21 12:40:04
○ 2026-07-13 16:50:44

○MXmx01.1and1.com2016-12-19 → 2018-01-01 · 4 obs

● 2016-12-19 01:20:26
● 2018-01-01 14:27:00
○ 2026-03-21 12:40:04
○ 2026-07-13 16:50:44

●A13.223.25.842026-03-21 → 2026-07-13 · 3 obs

○ 2018-01-01 14:27:00
● 2026-03-21 12:40:04
● 2026-07-13 16:50:44

○A216.250.120.1972016-12-19 → 2018-01-01 · 4 obs

● 2016-12-19 01:20:26
● 2018-01-01 14:27:00
○ 2026-03-21 12:40:04
○ 2026-07-13 16:50:44

●A2600:1f18:4ae:c605:dd5d:b838:5816:d7fb2026-03-21 → 2026-07-13 · 3 obs

○ 2018-01-01 14:27:00
● 2026-03-21 12:40:04
● 2026-07-13 16:50:44

●A2600:1f18:4ae:c606:78d4:4260:db4e:aeee2026-03-21 → 2026-07-13 · 3 obs

○ 2018-01-01 14:27:00
● 2026-03-21 12:40:04
● 2026-07-13 16:50:44

○A2607:f1c0:1000:30cd:6194:e479:b10e:10172016-12-19 → 2018-01-01 · 4 obs

● 2016-12-19 01:20:26
● 2018-01-01 14:27:00
○ 2026-03-21 12:40:04
○ 2026-07-13 16:50:44

●A54.243.117.1972026-03-21 → 2026-07-13 · 3 obs

○ 2018-01-01 14:27:00
● 2026-03-21 12:40:04
● 2026-07-13 16:50:44

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	g.gtld-servers.net, e.gtld-servers.net, m.gtld-servers.net, j.gtld-servers.net...	-
captheory.com	nsg1.namebrightdns.com, nsg2.namebrightdns.com	12 records

✅ Authoritative Response

Server:54.234.103.190

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

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for captheory.com (unsigned zone)

⏱️ Timing

Total: 249ms | 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	`nsg1.namebrightdns.com, nsg2.namebrightdns.com`
TXT	2	`afternic-verification-G9G3tM8T8EwEizzPzj, v=spf1 -all`
SOA	1	`ns1.namebrightdns.com dns.namebright.com`

📌 Glue Records Collected

Total: 12

Out-of-bailiwick: 12 (nsg1.namebrightdns.com, nsg1.namebrightdns.com, nsg1.namebrightdns.com...)

Analysis

IP Addresses

captheory.com resolves to four IP addresses: 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 — mail-av.ilpom.com, negypt.com, lanzador-de-xploits.iives.com and two others — share IP numbers with captheory.com.

Name Servers

captheory.com has three name servers — ns1.namebrightdns.com, nsg1.namebrightdns.com and nsg2.namebrightdns.com.

captheory.com has at least partial name server overlap with other domains, such as cortecor.com, mbclk.com, ns1.smarthostings.com and two others.

These name servers tend to appear together with the name servers domain-for-sale.hugedomainsdns.com, forsale.hugedomainsdns.com and ns2.namebrightdns.com.

Host names with 6 IP numbers:

nsg1.namebrightdns.com points to 54.80.151.113, 54.89.201.236, 54.234.103.190 and 3 other IP addresses.

nsg2.namebrightdns.com points to 3.90.140.102, 54.221.37.2, 54.225.31.228 and 3 other IP addresses.

Host names that resolve to five IP addresses:

ns1.namebrightdns.com points to 52.203.211.134, 52.204.81.90, 2600:1f18:683a:ae1a:6900:d1bd:7672:d0ca and two other IP addresses.