nbcuniversalbroadband.com - robtex.com

nbcuniversalbroadband.com

DNSSEC⚠️ Not signed
NSns1.nbcuni.com ⭐
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
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
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
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
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
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
SOAns1.nbcuni.comdomain\@admin.nbcuni.com 2015-12-08 #10

com

DNSSEC🔒 Signed (DS record present)
NSa.gtld-servers.net ⭐
NSb.gtld-servers.net
NSc.gtld-servers.net
NSd.gtld-servers.net
NSe.gtld-servers.net
NSf.gtld-servers.net
NSg.gtld-servers.net
NSh.gtld-servers.net
NSi.gtld-servers.net
NSj.gtld-servers.net
NSk.gtld-servers.net
NSl.gtld-servers.net
NSm.gtld-servers.net
SOAa.gtld-servers.netnstld@verisign-grs.com serial=1776104582

Same first word

nbcuniversalbroadband.com

DNS History

14 records (6 active, 8 former)

20162017201820192020202120222023202420252026NSns1.nbcuni.comns2.nbcuni.comns3.nbcuni.comns4.nbcuni.comns5.nbcuni.comns6.nbcuni.comns1.netbcp.comns2.netbcp.netpdns1.ultradns.netpdns2.ultradns.netpdns3.ultradns.orgpdns4.ultradns.orgpdns5.ultradns.infopdns6.ultradns.co.uk
●NSns1.nbcuni.com2016-01-24 → 2026-04-13 · 3 obs
○ 2015-10-28 21:12:46
● 2016-01-24 05:56:02
● 2026-04-13 18:27:44
○NSns1.netbcp.com2015-06-13 → 2017-08-09 · 4 obs
● 2015-06-13 21:32:50
● 2017-08-09 01:30:02
○ 2026-04-09 02:31:54
○ 2026-04-13 18:27:44
●NSns2.nbcuni.com2026-04-09 → 2026-04-13 · 3 obs
○ 2017-08-09 01:30:02
● 2026-04-09 02:31:54
● 2026-04-13 18:27:44
○NSns2.netbcp.net2015-06-13 → 2017-08-09 · 4 obs
● 2015-06-13 21:32:50
● 2017-08-09 01:30:02
○ 2026-04-09 02:31:54
○ 2026-04-13 18:27:44
●NSns3.nbcuni.com2026-04-09 → 2026-04-13 · 3 obs
○ 2017-08-09 01:30:02
● 2026-04-09 02:31:54
● 2026-04-13 18:27:44
●NSns4.nbcuni.com2026-04-09 → 2026-04-13 · 3 obs
○ 2017-08-09 01:30:02
● 2026-04-09 02:31:54
● 2026-04-13 18:27:44
●NSns5.nbcuni.com2026-04-09 → 2026-04-13 · 3 obs
○ 2017-08-09 01:30:02
● 2026-04-09 02:31:54
● 2026-04-13 18:27:44
●NSns6.nbcuni.com2026-04-09 → 2026-04-13 · 3 obs
○ 2017-08-09 01:30:02
● 2026-04-09 02:31:54
● 2026-04-13 18:27:44
○NSpdns1.ultradns.net2015-06-13 → 2017-08-09 · 6 obs
● 2015-06-13 21:32:50
● 2015-10-28 21:12:46
○ 2016-01-24 05:56:02
● 2017-08-09 01:30:02
○ 2026-04-09 02:31:54
○ 2026-04-13 18:27:44
○NSpdns2.ultradns.net2015-06-13 → 2017-08-09 · 4 obs
● 2015-06-13 21:32:50
● 2017-08-09 01:30:02
○ 2026-04-09 02:31:54
○ 2026-04-13 18:27:44
○NSpdns3.ultradns.org2015-06-13 → 2017-08-09 · 4 obs
● 2015-06-13 21:32:50
● 2017-08-09 01:30:02
○ 2026-04-09 02:31:54
○ 2026-04-13 18:27:44
○NSpdns4.ultradns.org2015-06-13 → 2017-08-09 · 4 obs
● 2015-06-13 21:32:50
● 2017-08-09 01:30:02
○ 2026-04-09 02:31:54
○ 2026-04-13 18:27:44
○NSpdns5.ultradns.info2015-06-13 → 2017-08-09 · 4 obs
● 2015-06-13 21:32:50
● 2017-08-09 01:30:02
○ 2026-04-09 02:31:54
○ 2026-04-13 18:27:44
○NSpdns6.ultradns.co.uk2015-06-13 → 2017-08-09 · 4 obs
● 2015-06-13 21:32:50
● 2017-08-09 01:30:02
○ 2026-04-09 02:31:54
○ 2026-04-13 18:27:44

🔍 DNS Trace

📋 Delegation Chain

ZoneNameserversGlue
coma.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net...-
nbcuniversalbroadband.comns1.nbcuni.com, ns2.nbcuni.com, ns3.nbcuni.com, ns4.nbcuni.com...6 records

✅ Authoritative Response

Server:156.154.64.31

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

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for nbcuniversalbroadband.com (unsigned zone)

⏱️ Timing

Total: 227ms | Queries: -

📄 Records

TypeCountSample Data
NS6ns1.nbcuni.com, ns2.nbcuni.com...
SOA1ns1.nbcuni.com domain\.admin.nbcuni.com

📌 Glue Records Collected

Total: 6

Out-of-bailiwick: 6 (ns1.nbcuni.com, ns2.nbcuni.com, ns3.nbcuni.com...)

Analysis

Name Servers

nbcuniversalbroadband.com 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.

nbcuniversalbroadband.com shares name servers with other domains at least partially, for example poepledent.net, louisvillelocalsonly.com, babywearsyellow.com, ftlauderdale-now.com and iwantmybattlestar.com.

these name servers are often used with the following: pdns1.ultradns.net, pdns3.ultradns.org, pdns4.ultradns.org, pdns6.ultradns.co.uk, pdns5.ultradns.info, pdns2.ultradns.net, a1-74.akam.net, a12-66.akam.net, a24-66.akam.net and a28-67.akam.net.

Host names with two IPs:

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