crewknowledge.com - dns.ninja

`crewknowledge.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:3d91:676:6a3b:630e^{🇺🇸 Amazon2600:1f18:6000::/35 AMAZON EC2 IAD prefix}
		A	2600:1f18:683a:ae1b:b00c:8d5c:a9a3:9538^{🇺🇸 Amazon2600:1f18:6000::/35 AMAZON EC2 IAD prefix}
		A	13.218.191.141^{🇺🇸 Amazon13.216.0.0/13 EC2 IAD prefix}
			PTR	`ec2-13-218-191-141.compute-1.amazonaws.com`
		A	52.203.211.134^{🇺🇸 Amazon52.200.0.0/13 EC2 IAD prefix}
			PTR	`ec2-52-203-211-134.compute-1.amazonaws.com`
NS	`nsg1.namebrightdns.com`
		A	2600:1f18:683a:ae1a:4a5c:f736:fa58:d85^{🇺🇸 Amazon2600:1f18:6000::/35 AMAZON EC2 IAD prefix}
		A	2600:1f18:683a:ae1b:5b81:82bc:6de0:b02c^{🇺🇸 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	3.88.240.25^{🇺🇸 Amazon3.80.0.0/12 EC2 IAD prefix}
			PTR	`ec2-3-88-240-25.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`
		A	2600:1f18:683a:ae1a:7b03:f4b:4bfa:8287^{🇺🇸 Amazon2600:1f18:6000::/35 AMAZON EC2 IAD prefix}
		A	2600:1f18:683a:ae1a:cc5d:cd19:dd5:828e^{🇺🇸 Amazon2600:1f18:6000::/35 AMAZON EC2 IAD prefix}
		A	2600:1f18:683a:ae1b:3ee4:3218:624e:fbef^{🇺🇸 Amazon2600:1f18:6000::/35 AMAZON EC2 IAD prefix}
		A	3.80.109.14^{🇺🇸 Amazon3.80.0.0/12 EC2 IAD prefix}
			PTR	`ec2-3-80-109-14.compute-1.amazonaws.com`
		A	18.232.139.44^{🇺🇸 Amazon18.232.0.0/14 EC2 IAD prefix}
			PTR	`ec2-18-232-139-44.compute-1.amazonaws.com`
		A	98.81.3.34^{🇺🇸 Amazon98.80.0.0/13 EC2 IAD Prefix}
			PTR	`ec2-98-81-3-34.compute-1.amazonaws.com`
TXT	`v=spf1 -all`
TXT	`afternic-verification-G9G3tM8T8EwEizzPzjGJWF`
SOA	`ns1.namebrightdns.com`dns@namebright.com 2026-06-21 #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=1782026525

Subdomains

m.crewknowledge.com

Same first word

crewknowledge.com

DNS History

10 records (7 active, 3 former)

○NSns.123-reg.co.uk2015-08-30 → 2017-07-07 · 4 obs

● 2015-08-30 14:39:50
● 2017-07-07 03:07:44
○ 2026-02-16 16:08:32
○ 2026-06-21 07:39:44

●NSns1.namebrightdns.com2026-02-16 → 2026-06-21 · 3 obs

○ 2017-07-07 03:07:44
● 2026-02-16 16:08:32
● 2026-06-21 07:39:44

○NSns2.123-reg.co.uk2015-08-30 → 2017-07-07 · 4 obs

● 2015-08-30 14:39:50
● 2017-07-07 03:07:44
○ 2026-02-16 16:08:32
○ 2026-06-21 07:39:44

●NSnsg1.namebrightdns.com2026-02-16 → 2026-06-21 · 3 obs

○ 2017-07-07 03:07:44
● 2026-02-16 16:08:32
● 2026-06-21 07:39:44

●NSnsg2.namebrightdns.com2026-02-16 → 2026-06-21 · 3 obs

○ 2017-07-07 03:07:44
● 2026-02-16 16:08:32
● 2026-06-21 07:39:44

●A13.223.25.842026-02-16 → 2026-06-21 · 3 obs

○ 2017-07-07 03:07:44
● 2026-02-16 16:08:32
● 2026-06-21 07:39:44

●A2600:1f18:4ae:c605:dd5d:b838:5816:d7fb2026-02-16 → 2026-06-21 · 3 obs

○ 2017-07-07 03:07:44
● 2026-02-16 16:08:32
● 2026-06-21 07:39:44

●A2600:1f18:4ae:c606:78d4:4260:db4e:aeee2026-02-16 → 2026-06-21 · 3 obs

○ 2017-07-07 03:07:44
● 2026-02-16 16:08:32
● 2026-06-21 07:39:44

●A54.243.117.1972026-02-16 → 2026-06-21 · 3 obs

○ 2017-07-07 03:07:44
● 2026-02-16 16:08:32
● 2026-06-21 07:39:44

○A81.21.76.622015-08-30 → 2017-07-07 · 4 obs

● 2015-08-30 14:39:50
● 2017-07-07 03:07:44
○ 2026-02-16 16:08:32
○ 2026-06-21 07:39:44

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	a.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net...	-
crewknowledge.com	nsg1.namebrightdns.com, nsg2.namebrightdns.com	12 records

✅ Authoritative Response

Server:3.88.240.25

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

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for crewknowledge.com (unsigned zone)

⏱️ Timing

Total: 1295ms | Queries: -

📄 Records

Type	Count	Sample Data
A	2	`13.223.25.84, 54.243.117.197`
AAAA	2	`2600:1f18:4ae:c605:dd5d:b838:5816:d7fb, 2600:1f18:4ae:c606:78d4:4260:db4e:aeee`
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: 12

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

Analysis

Hierarchy

crewknowledge.com serves as the parent of m.crewknowledge.com.

IP Addresses

crewknowledge.com has 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.

Two other host names, along with wagonwash.com, myntcasino.com and snmaka.com, also share IP numbers with crewknowledge.com.

Name Servers

DNS for crewknowledge.com is handled by three authoritative name servers: ns1.namebrightdns.com, nsg1.namebrightdns.com and nsg2.namebrightdns.com.

crewknowledge.com has at least partial name server overlap with other domains, such as cnbow.com, darnclose.com, royalbeautyclinic.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.

DNS names with 6 IP addresses:

ns1.namebrightdns.com has IP addresses 13.218.191.141, 52.203.211.134 and 2600:1f18:683a:ae1a:6900:d1bd:7672:d0ca, plus 3 other.

nsg1.namebrightdns.com has IP addresses 3.88.240.25, 52.55.198.41 and 54.175.130.15, plus 3 other.

nsg2.namebrightdns.com has IP addresses 3.80.109.14, 18.232.139.44 and 98.81.3.34, plus 3 other.