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:e94c:1b8c:77a:2c56^{🇺🇸 Amazon2600:1f18:6000::/35 AMAZON EC2 IAD prefix}
		A	2600:1f18:683a:ae1b:80e7:3646:7534:e27e^{🇺🇸 Amazon2600:1f18:6000::/35 AMAZON EC2 IAD prefix}
		A	18.212.239.85^{🇺🇸 Amazon18.208.0.0/13 EC2 IAD prefix}
			PTR	`ec2-18-212-239-85.compute-1.amazonaws.com`
		A	54.197.216.126^{🇺🇸 Amazon54.196.0.0/15 EC2 IAD 54.196.0.0/15}
			PTR	`ec2-54-197-216-126.compute-1.amazonaws.com`
NS	`ns2.namebrightdns.com` ⚠️ Not in zone NS records
		A	2600:1f18:683a:ae1a:1534:bdac:a158:fca8^{🇺🇸 Amazon2600:1f18:6000::/35 AMAZON EC2 IAD prefix}
		A	2600:1f18:683a:ae1b:3d91:676:6a3b:630e^{🇺🇸 Amazon2600:1f18:6000::/35 AMAZON EC2 IAD prefix}
		A	34.233.123.53^{🇺🇸 Amazon34.224.0.0/12 EC2 Region prefix}
			PTR	`ec2-34-233-123-53.compute-1.amazonaws.com`
		A	54.225.24.136^{🇺🇸 Amazon54.224.0.0/15 EC2 IAD prefix}
			PTR	`ec2-54-225-24-136.compute-1.amazonaws.com`
NS	`nsg1.namebrightdns.com` ⚠️ Not in parent delegation
		A	2600:1f18:683a:ae1a:6cd3:c02c:be79:5017^{🇺🇸 Amazon2600:1f18:6000::/35 AMAZON EC2 IAD prefix}
		A	2600:1f18:683a:ae1a:7b03:f4b:4bfa:8287^{🇺🇸 Amazon2600:1f18:6000::/35 AMAZON EC2 IAD prefix}
		A	2600:1f18:683a:ae1b:a80d:aa66:fb:1e18^{🇺🇸 Amazon2600:1f18:6000::/35 AMAZON EC2 IAD prefix}
		A	3.85.118.95^{🇺🇸 Amazon3.80.0.0/12 EC2 IAD prefix}
			PTR	`ec2-3-85-118-95.compute-1.amazonaws.com`
		A	52.55.198.41^{🇺🇸 Amazon52.54.0.0/15 EC2 Region prefix}
			PTR	`ec2-52-55-198-41.compute-1.amazonaws.com`
		A	54.175.130.15^{🇺🇸 Amazon54.174.0.0/15 EC2 IAD prefix}
			PTR	`ec2-54-175-130-15.compute-1.amazonaws.com`
NS	`nsg2.namebrightdns.com` ⚠️ Not in parent delegation
		A	2600:1f18:683a:ae1a:651d:833a:8048:960^{🇺🇸 Amazon2600:1f18:6000::/35 AMAZON EC2 IAD prefix}
		A	2600:1f18:683a:ae1b:bfb:dca7:3bf0:7bd6^{🇺🇸 Amazon2600:1f18:6000::/35 AMAZON EC2 IAD prefix}
		A	2600:1f18:683a:ae1b:e481:ba17:b27f:e48f^{🇺🇸 Amazon2600:1f18:6000::/35 AMAZON EC2 IAD prefix}
		A	3.91.13.94^{🇺🇸 Amazon3.80.0.0/12 EC2 IAD prefix}
			PTR	`ec2-3-91-13-94.compute-1.amazonaws.com`
		A	44.222.227.90^{🇺🇸 Amazon44.192.0.0/11 EC2 IAD prefix}
			PTR	`ec2-44-222-227-90.compute-1.amazonaws.com`
		A	54.204.144.198^{🇺🇸 Amazon54.204.0.0/15 EC2 IAD Prefix}
			PTR	`ec2-54-204-144-198.compute-1.amazonaws.com`
TXT	`afternic-verification-G9G3tM8T8EwEizzPzjGJWF`
TXT	`v=spf1 -all`
SOA	`ns1.namebrightdns.com`dns@namebright.com 2026-06-14 #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=1781426420

Previously MX for

knowledgeoverflow.com

Subdomains

www.knowledgeoverflow.com

Same first word

knowledgeoverflow.com

DNS History

16 records (8 active, 8 former)

●NSns1.namebrightdns.com2026-02-19 → 2026-06-14 · 3 obs

○ 2016-11-29 03:00:40
● 2026-02-19 04:32:34
● 2026-06-14 08:42:34

●NSns2.namebrightdns.com2026-02-19 → 2026-06-14 · 3 obs

○ 2016-11-29 03:00:40
● 2026-02-19 04:32:34
● 2026-06-14 08:42:34

○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
○ 2026-06-14 08:42:34

○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
○ 2026-06-14 08:42:34

○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
○ 2026-06-14 08:42:34

○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
○ 2026-06-14 08:42:34

●NSnsg1.namebrightdns.com2026-02-19 → 2026-06-14 · 3 obs

○ 2016-11-29 03:00:40
● 2026-02-19 04:32:34
● 2026-06-14 08:42:34

●NSnsg2.namebrightdns.com2026-02-19 → 2026-06-14 · 3 obs

○ 2016-11-29 03:00:40
● 2026-02-19 04:32:34
● 2026-06-14 08:42:34

○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
○ 2026-06-14 08:42:34

○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
○ 2026-06-14 08:42:34

○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
○ 2026-06-14 08:42:34

●A13.223.25.842026-02-19 → 2026-06-14 · 3 obs

○ 2016-11-29 03:00:40
● 2026-02-19 04:32:34
● 2026-06-14 08:42:34

○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
○ 2026-06-14 08:42:34

●A2600:1f18:4ae:c605:dd5d:b838:5816:d7fb2026-02-19 → 2026-06-14 · 3 obs

○ 2016-11-29 03:00:40
● 2026-02-19 04:32:34
● 2026-06-14 08:42:34

●A2600:1f18:4ae:c606:78d4:4260:db4e:aeee2026-02-19 → 2026-06-14 · 3 obs

○ 2016-11-29 03:00:40
● 2026-02-19 04:32:34
● 2026-06-14 08:42:34

●A54.243.117.1972026-02-19 → 2026-06-14 · 3 obs

○ 2016-11-29 03:00:40
● 2026-02-19 04:32:34
● 2026-06-14 08:42:34

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	c.gtld-servers.net, j.gtld-servers.net, k.gtld-servers.net, h.gtld-servers.net...	-
knowledgeoverflow.com	ns1.namebrightdns.com, ns2.namebrightdns.com	8 records

✅ Authoritative Response

Server:18.212.239.85

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

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for knowledgeoverflow.com (unsigned zone)

⏱️ Timing

Total: 119ms | 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	`v=spf1 -all, afternic-verification-G9G3tM8T8EwEizzPzj`
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 is the parent zone for www.knowledgeoverflow.com.

IP Addresses

knowledgeoverflow.com points to four IP numbers: 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

knowledgeoverflow.com is delegated to four name servers, 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 6 IP addresses each:

nsg1.namebrightdns.com points to 3.85.118.95, 52.55.198.41, 54.175.130.15 and 3 other IP addresses.

nsg2.namebrightdns.com points to 3.91.13.94, 44.222.227.90, 54.204.144.198 and 3 other IP addresses.

Host names with four IP numbers:

ns1.namebrightdns.com maps to the following IP addresses: 18.212.239.85, 54.197.216.126, 2600:1f18:683a:ae1a:e94c:1b8c:77a:2c56 and 2600:1f18:683a:ae1b:80e7:3646:7534:e27e.

ns2.namebrightdns.com maps to the following IP addresses: 34.233.123.53, 54.225.24.136, 2600:1f18:683a:ae1a:1534:bdac:a158:fca8 and 2600:1f18:683a:ae1b:3d91:676:6a3b:630e.