knowledge-source.com - dns.ninja

🛡️Domain Reputation CheckBlocklist, phishing & malware status→

`knowledge-source.com`

DNSSEC

⚠️ Not signed

`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=1791569599

Same first word

knowledge-source.com

Similar names

source-knowledge.com

knowledge-course.com

source-knowledge.ca

Previous names

Next names

DNS History

13 records (0 active, 13 former)

○NSns07.domaincontrol.com2026-03-27 → 2026-06-13 · 5 obs

○ 2017-08-25 13:09:30
● 2026-03-27 13:45:42
● 2026-06-13 15:27:50
○ 2026-10-09 18:43:12
○ 2026-10-09 18:43:16

○NSns08.domaincontrol.com2026-03-27 → 2026-06-13 · 5 obs

○ 2017-08-25 13:09:30
● 2026-03-27 13:45:42
● 2026-06-13 15:27:50
○ 2026-10-09 18:43:12
○ 2026-10-09 18:43:16

○NSns31.domaincontrol.com2015-07-18 → 2016-11-20 · 4 obs

● 2015-07-18 03:19:56
● 2016-11-20 05:51:28
○ 2017-08-25 13:09:30
○ 2026-10-09 18:43:16

○NSns32.domaincontrol.com2015-07-18 → 2016-11-20 · 4 obs

● 2015-07-18 03:19:56
● 2016-11-20 05:51:28
○ 2017-08-25 13:09:30
○ 2026-10-09 18:43:16

○NSns51.domaincontrol.com2017-08-25 → 2017-08-25 · 4 obs

○ 2016-11-20 05:51:28
● 2017-08-25 13:09:30
○ 2026-03-27 13:45:42
○ 2026-10-09 18:43:16

○NSns52.domaincontrol.com2017-08-25 → 2017-08-25 · 4 obs

○ 2016-11-20 05:51:28
● 2017-08-25 13:09:30
○ 2026-03-27 13:45:42
○ 2026-10-09 18:43:16

○MXmailstore1.secureserver.net2015-11-21 → 2016-11-20 · 5 obs

○ 2015-07-18 03:19:56
● 2015-11-21 19:15:22
● 2016-11-20 05:51:28
○ 2017-08-25 13:09:30
○ 2026-10-09 18:43:16

○MXpresmtp.ex4.secureserver.net2015-07-18 → 2015-07-18 · 3 obs

● 2015-07-18 03:19:56
○ 2015-11-21 19:15:22
○ 2026-10-09 18:43:16

○MXsmtp.secureserver.net2015-11-21 → 2016-11-20 · 5 obs

○ 2015-07-18 03:19:56
● 2015-11-21 19:15:22
● 2016-11-20 05:51:28
○ 2017-08-25 13:09:30
○ 2026-10-09 18:43:16

○A13.248.243.52026-03-27 → 2026-06-13 · 5 obs

○ 2017-08-25 13:09:30
● 2026-03-27 13:45:42
● 2026-06-13 15:27:50
○ 2026-10-09 18:43:12
○ 2026-10-09 18:43:16

○A208.109.181.92015-07-18 → 2016-11-20 · 4 obs

● 2015-07-18 03:19:56
● 2016-11-20 05:51:28
○ 2017-08-25 13:09:30
○ 2026-10-09 18:43:16

○A50.63.202.362017-08-25 → 2017-08-25 · 4 obs

○ 2016-11-20 05:51:28
● 2017-08-25 13:09:30
○ 2026-03-27 13:45:42
○ 2026-10-09 18:43:16

○A76.223.105.2302026-03-27 → 2026-06-13 · 5 obs

○ 2017-08-25 13:09:30
● 2026-03-27 13:45:42
● 2026-06-13 15:27:50
○ 2026-10-09 18:43:12
○ 2026-10-09 18:43:16

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	c.gtld-servers.net, g.gtld-servers.net, j.gtld-servers.net, b.gtld-servers.net...	-

✅ Authoritative Response

Server:192.31.80.30

NS records: c.gtld-servers.net, g.gtld-servers.net, j.gtld-servers.net, b.gtld-servers.net, d.gtld-servers.net, e.gtld-servers.net, k.gtld-servers.net, m.gtld-servers.net, l.gtld-servers.net, f.gtld-servers.net, h.gtld-servers.net, a.gtld-servers.net, i.gtld-servers.net

🔒 DNSSEC Status

🔐 Secure (DNSSEC validated)

Chain of trust verified from root to domain

⏱️ Timing

Total: 231ms | Queries: -

📄 Records

Type	Count	Sample Data