21question.tv - robtex.com

21question.tv

DNSSEC⚠️ Not signed
NSns1.nbcuni.com ⚠️ Not in zone NS records
A2001:502:f3ff::31🇺🇸 MAINT-ID-120082001:502:f3ff::/48 Neustar
PTRns1.nbcuni.com
A156.154.64.31🇺🇸 MAINT-ID-12008156.154.64.0/24 Neustar
PTRns1.nbcuni.com
NSns2.nbcuni.com ⚠️ Not in zone NS records
A2610:a1:1014::31🇺🇸 MAINT-ID-120082610:a1:1014::/48 Neustar
PTRns2.nbcuni.com
A156.154.65.31🇺🇸 MAINT-ID-12008156.154.65.0/24 Neustar
PTRns2.nbcuni.com
NSns3.nbcuni.com ⚠️ Not in zone NS records
A2610:a1:1015::31🇺🇸 MAINT-ID-120082610:a1:1015::/48 Neustar
PTRns3.nbcuni.com
A156.154.66.31🇺🇸 MAINT-ID-12008156.154.66.0/24 Neustar
PTRns3.nbcuni.com
NSns4.nbcuni.com ⚠️ Not in zone NS records
A2001:502:4612::31🇺🇸 MAINT-ID-120082001:502:4612::/48 Neustar
PTRns4.nbcuni.com
A156.154.67.31🇺🇸 MAINT-ID-12008156.154.67.0/24 Neustar
PTRns4.nbcuni.com
NSns5.nbcuni.com ⚠️ Not in zone NS records
A2610:a1:1016::31🇺🇸 MAINT-ID-120082610:a1:1016::/48 Neustar
PTRns5.nbcuni.com
A156.154.68.31🇺🇸 MAINT-ID-12008156.154.68.0/24 Neustar
PTRns5.nbcuni.com
NSns6.nbcuni.com ⚠️ Not in zone NS records
A2610:a1:1017::31🇺🇸 MAINT-ID-120082610:a1:1017::/48 Neustar
PTRns6.nbcuni.com
A156.154.69.31🇺🇸 MAINT-ID-12008156.154.69.0/24 Neustar
PTRns6.nbcuni.com

tv

DNSSEC🔒 Signed (DS record present)
NSa.nic.tv ⭐
NSb.nic.tv
NSc.nic.tv
NSx.nic.tv
NSy.nic.tv
NSz.nic.tv
SOAa.nic.tvadmin@tldns.godaddy serial=1776001818

Same first word

21question.com
21question.tv
21question.co.uk

DNS History

6 records (6 active, 0 former)

NSns1.nbcuni.comns2.nbcuni.comns3.nbcuni.comns4.nbcuni.comns5.nbcuni.comns6.nbcuni.com
●NSns1.nbcuni.com2026-04-09 → 2026-04-12 · 2 obs
● 2026-04-09 02:45:06
● 2026-04-12 14:21:50
●NSns2.nbcuni.com2026-04-09 → 2026-04-12 · 2 obs
● 2026-04-09 02:45:06
● 2026-04-12 14:21:50
●NSns3.nbcuni.com2026-04-09 → 2026-04-12 · 2 obs
● 2026-04-09 02:45:06
● 2026-04-12 14:21:50
●NSns4.nbcuni.com2026-04-09 → 2026-04-12 · 2 obs
● 2026-04-09 02:45:06
● 2026-04-12 14:21:50
●NSns5.nbcuni.com2026-04-09 → 2026-04-12 · 2 obs
● 2026-04-09 02:45:06
● 2026-04-12 14:21:50
●NSns6.nbcuni.com2026-04-09 → 2026-04-12 · 2 obs
● 2026-04-09 02:45:06
● 2026-04-12 14:21:50

🔍 DNS Trace

📋 Delegation Chain

ZoneNameserversGlue
tva.nic.tv, b.nic.tv, c.nic.tv, x.nic.tv...-
21question.tvns1.nbcuni.com, ns3.nbcuni.com, ns5.nbcuni.com, ns4.nbcuni.com...-

✅ Authoritative Response

Server:156.154.67.31

NS records: ns1.nbcuni.com, ns3.nbcuni.com, ns5.nbcuni.com, ns4.nbcuni.com, ns2.nbcuni.com, ns6.nbcuni.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for 21question.tv (unsigned zone)

⏱️ Timing

Total: 259ms | Queries: -

📄 Records

TypeCountSample Data

Analysis

Name Servers

21question.tv is delegated to six name servers: ns1.nbcuni.com, ns2.nbcuni.com, ns3.nbcuni.com, ns4.nbcuni.com, ns5.nbcuni.com and ns6.nbcuni.com.

21question.tv shares some name servers with other domains, for example welcometolosvargas.com, shoptelemundo.eu, grabnycnews.com, ivillagemailbu.com and nbcnewyork.es.

These name servers are commonly used with the name servers pdns5.ultradns.info, pdns1.ultradns.net, pdns2.ultradns.net, pdns3.ultradns.org, pdns4.ultradns.org and pdns6.ultradns.co.uk.

Host names with two IP numbers:

ns1.nbcuni.com ->2001:502:f3ff::31 and 156.154.64.31

ns2.nbcuni.com ->2610:a1:1014::31 and 156.154.65.31

ns3.nbcuni.com ->2610:a1:1015::31 and 156.154.66.31

ns4.nbcuni.com ->2001:502:4612::31 and 156.154.67.31

ns5.nbcuni.com ->2610:a1:1016::31 and 156.154.68.31

ns6.nbcuni.com ->2610:a1:1017::31 and 156.154.69.31