knowledgeoverflow.com - dns.ninja

`knowledgeoverflow.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` ⭐ ⚠️ Not in zone NS records
		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	`ns2.namebrightdns.com` ⚠️ Not in zone NS records
		A	2600:1f18:683a:ae1a:d98d:77d0:4351:e98f^{🇺🇸 Amazon2600:1f18:6000::/35 AMAZON EC2 IAD prefix}
		A	2600:1f18:683a:ae1b:8b8e:2173:9d62:5394^{🇺🇸 Amazon2600:1f18:6000::/35 AMAZON EC2 IAD prefix}
		A	2600:1f18:683a:ae1b:96f8:d2c8:7f34:9449^{🇺🇸 Amazon2600:1f18:6000::/35 AMAZON EC2 IAD prefix}
		A	35.175.192.103^{🇺🇸 Amazon35.168.0.0/13 EC2 IAD prefix}
			PTR	`ec2-35-175-192-103.compute-1.amazonaws.com`
		A	54.163.9.173^{🇺🇸 Amazon54.160.0.0/14 EC2 IAD prefix}
			PTR	`ec2-54-163-9-173.compute-1.amazonaws.com`
NS	`nsg1.namebrightdns.com` ⚠️ Not in parent delegation
		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:3d4d:6b36:7749:419b^{🇺🇸 Amazon2600:1f18:6000::/35 AMAZON EC2 IAD prefix}
		A	44.223.19.215^{🇺🇸 Amazon44.192.0.0/11 EC2 IAD prefix}
			PTR	`ec2-44-223-19-215.compute-1.amazonaws.com`
		A	54.81.37.191^{🇺🇸 Amazon54.80.0.0/14 EC2 IAD prefix}
			PTR	`ec2-54-81-37-191.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` ⚠️ Not in parent delegation
		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	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	174.129.117.232^{🇺🇸 Amazon174.129.0.0/16 Execution Services}
			PTR	`ec2-174-129-117-232.compute-1.amazonaws.com`
TXT	`v=spf1 -all`
TXT	`afternic-verification-G9G3tM8T8EwEizzPzjGJWF`
SOA	`ns1.namebrightdns.com`dns@namebright.com 2026-07-31 #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=1785504707

Previously MX for

knowledgeoverflow.com

Subdomains

mail.knowledgeoverflow.com

www.knowledgeoverflow.com

Same first word

knowledgeoverflow.com

DNS History

16 records (8 active, 8 former)

●NSns1.namebrightdns.com2026-02-19 → 2026-07-31 · 3 obs

○ 2016-11-29 03:00:40
● 2026-02-19 04:32:34
● 2026-07-31 13:53:06

●NSns2.namebrightdns.com2026-02-19 → 2026-07-31 · 3 obs

○ 2016-11-29 03:00:40
● 2026-02-19 04:32:34
● 2026-07-31 13:53:06

○NSns6247.hostgator.com2015-08-16 → 2016-03-13 · 4 obs

● 2015-08-16 11:49:26
● 2016-03-13 03:36:12
○ 2016-11-29 03:00:40
○ 2026-07-31 13:53:06

○NSns6248.hostgator.com2015-08-16 → 2016-03-13 · 4 obs

● 2015-08-16 11:49:26
● 2016-03-13 03:36:12
○ 2016-11-29 03:00:40
○ 2026-07-31 13:53:06

○NSns8339.hostgator.com2016-11-29 → 2016-11-29 · 4 obs

○ 2016-03-13 03:36:12
● 2016-11-29 03:00:40
○ 2026-02-19 04:32:34
○ 2026-07-31 13:53:06

○NSns8340.hostgator.com2016-11-29 → 2016-11-29 · 4 obs

○ 2016-03-13 03:36:12
● 2016-11-29 03:00:40
○ 2026-02-19 04:32:34
○ 2026-07-31 13:53:06

●NSnsg1.namebrightdns.com2026-02-19 → 2026-07-31 · 3 obs

○ 2016-11-29 03:00:40
● 2026-02-19 04:32:34
● 2026-07-31 13:53:06

●NSnsg2.namebrightdns.com2026-02-19 → 2026-07-31 · 3 obs

○ 2016-11-29 03:00:40
● 2026-02-19 04:32:34
● 2026-07-31 13:53:06

○MXknowledgeoverflow.com2015-08-16 → 2016-03-13 · 4 obs

● 2015-08-16 11:49:26
● 2016-03-13 03:36:12
○ 2016-11-29 03:00:40
○ 2026-07-31 13:53:06

○MXmail.knowledgeoverflow.com2016-11-29 → 2016-11-29 · 4 obs

○ 2016-03-13 03:36:12
● 2016-11-29 03:00:40
○ 2026-02-19 04:32:34
○ 2026-07-31 13:53:06

○A108.167.141.1352016-11-29 → 2016-11-29 · 4 obs

○ 2016-03-13 03:36:12
● 2016-11-29 03:00:40
○ 2026-02-19 04:32:34
○ 2026-07-31 13:53:06

●A13.223.25.842026-02-19 → 2026-07-31 · 3 obs

○ 2016-11-29 03:00:40
● 2026-02-19 04:32:34
● 2026-07-31 13:53:06

○A192.254.186.852015-08-16 → 2016-03-13 · 4 obs

● 2015-08-16 11:49:26
● 2016-03-13 03:36:12
○ 2016-11-29 03:00:40
○ 2026-07-31 13:53:06

●A2600:1f18:4ae:c605:dd5d:b838:5816:d7fb2026-02-19 → 2026-07-31 · 3 obs

○ 2016-11-29 03:00:40
● 2026-02-19 04:32:34
● 2026-07-31 13:53:06

●A2600:1f18:4ae:c606:78d4:4260:db4e:aeee2026-02-19 → 2026-07-31 · 3 obs

○ 2016-11-29 03:00:40
● 2026-02-19 04:32:34
● 2026-07-31 13:53:06

●A54.243.117.1972026-02-19 → 2026-07-31 · 3 obs

○ 2016-11-29 03:00:40
● 2026-02-19 04:32:34
● 2026-07-31 13:53:06

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	a.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net...	-
knowledgeoverflow.com	ns1.namebrightdns.com, ns2.namebrightdns.com	8 records

✅ Authoritative Response

Server:35.175.192.103

NS records: ns1.namebrightdns.com, ns2.namebrightdns.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for knowledgeoverflow.com (unsigned zone)

⏱️ Timing

Total: 158ms | Queries: -

📄 Records

Type	Count	Sample Data
A	2	`54.243.117.197, 13.223.25.84`
AAAA	2	`2600:1f18:4ae:c605:dd5d:b838:5816:d7fb, 2600:1f18:4ae:c606:78d4:4260:db4e:aeee`
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: 8

Out-of-bailiwick: 8 (ns1.namebrightdns.com, ns1.namebrightdns.com, ns1.namebrightdns.com...)

Analysis

Hierarchy

knowledgeoverflow.com serves as the parent of mail.knowledgeoverflow.com and www.knowledgeoverflow.com.

IP Addresses

knowledgeoverflow.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.

sdn11.com, pingpad.com, pelitube.com plus two other host names have IP numbers in common with knowledgeoverflow.com.

Name Servers

Four name servers handle the delegation for knowledgeoverflow.com: ns1.namebrightdns.com, ns2.namebrightdns.com, nsg1.namebrightdns.com and nsg2.namebrightdns.com.

knowledgeoverflow.com partially shares its NS delegation with several other domains, including ictfrance.com, festivefitness.com, limantrans.com and two others.

These name servers are regularly seen alongside domain-for-sale.hugedomainsdns.com and forsale.hugedomainsdns.com as name servers.

Hosts with 7 IP addresses each:

nsg1.namebrightdns.com points to 44.223.19.215, 54.81.37.191, 54.234.103.190 and 4 other IP addresses.

Hosts with five IP addresses:

ns2.namebrightdns.com has IP addresses 35.175.192.103, 54.163.9.173 and 2600:1f18:683a:ae1a:d98d:77d0:4351:e98f along with two other addresses.

nsg2.namebrightdns.com has IP addresses 54.162.235.48, 54.221.37.2 and 174.129.117.232 along with two other addresses.

Host names carrying three IP numbers:

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