`knownandunknown.com`

DNSSEC	⚠️ Not signed
NS	`ns47.domaincontrol.com` ⚠️ Not in zone NS records
		A	2603:5:2172::18^{🇺🇸 GODADDY-DNS2603:5:2170::/44}
			PTR	`ns47.domaincontrol.com`
		A	97.74.103.24^{🇺🇸 GODADDY-DNS97.74.102.0/23}
			PTR	`ns47.domaincontrol.com`
NS	`ns48.domaincontrol.com` ⚠️ Not in zone NS records
		A	2603:5:2272::18^{🇺🇸 GODADDY-DNS2603:5:2270::/44}
			PTR	`ns48.domaincontrol.com`
		A	173.201.71.24^{🇺🇸 GODADDY-DNS173.201.70.0/23}
			PTR	`ns48.domaincontrol.com`

`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=1771291435

Same first word

knownandunknown.com

DNS History

15 records (2 active, 13 former)

●NSns47.domaincontrol.com2015-07-14 → 2026-03-24 · 3 obs

○ 2008-03-15 18:20:42
● 2015-07-14 01:55:14
● 2026-03-24 04:24:34

●NSns48.domaincontrol.com2015-07-14 → 2026-03-24 · 3 obs

○ 2008-03-15 18:20:42
● 2015-07-14 01:55:14
● 2026-03-24 04:24:34

○NSyns1.yahoo.com2008-03-15 → 2008-03-15 · 3 obs

● 2008-03-15 18:20:42
○ 2015-07-14 01:55:14
○ 2026-03-24 04:24:34

○NSyns2.yahoo.com2008-03-15 → 2008-03-15 · 3 obs

● 2008-03-15 18:20:42
○ 2015-07-14 01:55:14
○ 2026-03-24 04:24:34

○MXmailstore1.secureserver.net2015-07-14 → 2017-03-31 · 5 obs

○ 2008-03-15 18:20:42
● 2015-07-14 01:55:14
● 2017-03-31 15:49:36
○ 2026-03-24 04:24:32
○ 2026-03-24 04:24:34

○MXmx1.biz.mail.yahoo.com2008-03-15 → 2008-03-15 · 3 obs

● 2008-03-15 18:20:42
○ 2015-07-14 01:55:14
○ 2026-03-24 04:24:34

○MXmx5.biz.mail.yahoo.com2008-03-15 → 2008-03-15 · 3 obs

● 2008-03-15 18:20:42
○ 2015-07-14 01:55:14
○ 2026-03-24 04:24:34

○MXsmtp.secureserver.net2015-07-14 → 2017-03-31 · 5 obs

○ 2008-03-15 18:20:42
● 2015-07-14 01:55:14
● 2017-03-31 15:49:36
○ 2026-03-24 04:24:32
○ 2026-03-24 04:24:34

○A50.63.202.402015-07-14 → 2017-03-31 · 5 obs

○ 2008-03-15 18:20:42
● 2015-07-14 01:55:14
● 2017-03-31 15:49:36
○ 2026-03-24 04:24:32
○ 2026-03-24 04:24:34

○A68.142.234.522008-03-15 → 2008-03-15 · 3 obs

● 2008-03-15 18:20:42
○ 2015-07-14 01:55:14
○ 2026-03-24 04:24:34

○A68.142.234.532008-03-15 → 2008-03-15 · 3 obs

● 2008-03-15 18:20:42
○ 2015-07-14 01:55:14
○ 2026-03-24 04:24:34

○A68.142.234.542008-03-15 → 2008-03-15 · 3 obs

● 2008-03-15 18:20:42
○ 2015-07-14 01:55:14
○ 2026-03-24 04:24:34

○A68.142.234.552008-03-15 → 2008-03-15 · 3 obs

● 2008-03-15 18:20:42
○ 2015-07-14 01:55:14
○ 2026-03-24 04:24:34

○A68.142.234.562008-03-15 → 2008-03-15 · 3 obs

● 2008-03-15 18:20:42
○ 2015-07-14 01:55:14
○ 2026-03-24 04:24:34

○A68.142.234.572008-03-15 → 2008-03-15 · 3 obs

● 2008-03-15 18:20:42
○ 2015-07-14 01:55:14
○ 2026-03-24 04:24:34

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	l.gtld-servers.net, j.gtld-servers.net, h.gtld-servers.net, d.gtld-servers.net...	-
knownandunknown.com	ns47.domaincontrol.com, ns48.domaincontrol.com	4 records

✅ Authoritative Response

Server:173.201.71.24

NS records: ns47.domaincontrol.com, ns48.domaincontrol.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for knownandunknown.com (unsigned zone)

⏱️ Timing

Total: 128ms | Queries: -

📄 Records

Type	Count	Sample Data

📌 Glue Records Collected

Total: 4

Out-of-bailiwick: 4 (ns47.domaincontrol.com, ns47.domaincontrol.com, ns48.domaincontrol.com...)

Analysis

Name Servers

knownandunknown.com is delegated to two name servers: ns47.domaincontrol.com and ns48.domaincontrol.com.

knownandunknown.com uses the same name server setup as other domains, for instance farmandpetstores.com, slimlifecoach.com, maritechsys.com, 540870.com and indx.co.

knownandunknown.com partially shares name servers with other domains, for instance vista-verde.cv.

Host names with two IP numbers:

The host ns47.domaincontrol.com points to 2603:5:2172::18 and 97.74.103.24.

The host ns48.domaincontrol.com points to 2603:5:2272::18 and 173.201.71.24.

knownandunknown.com - robtex.com