columbiafaculty.com - robtex.com

columbiafaculty.com

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

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=1776607032

Same first word

columbiafaculty.com
columbiafaculty.org

DNS History

12 records (6 active, 6 former)

20162017201820192020202120222023202420252026NSns1.nbcuni.comns2.nbcuni.comns3.nbcuni.comns4.nbcuni.comns5.nbcuni.comns6.nbcuni.comredbusprimarydns.columbiafaculty.comredbussecondarydns.columbiafaculty.comA195.149.84.100195.149.84.1012001:67c:38c::642001:67c:38c::65
●NSns1.nbcuni.com2026-04-09 → 2026-04-19 · 3 obs
○ 2017-01-22 21:13:34
● 2026-04-09 02:06:34
● 2026-04-19 13:58:10
●NSns2.nbcuni.com2026-04-09 → 2026-04-19 · 3 obs
○ 2017-01-22 21:13:34
● 2026-04-09 02:06:34
● 2026-04-19 13:58:10
●NSns3.nbcuni.com2026-04-09 → 2026-04-19 · 3 obs
○ 2017-01-22 21:13:34
● 2026-04-09 02:06:34
● 2026-04-19 13:58:10
●NSns4.nbcuni.com2026-04-09 → 2026-04-19 · 3 obs
○ 2017-01-22 21:13:34
● 2026-04-09 02:06:34
● 2026-04-19 13:58:10
●NSns5.nbcuni.com2026-04-09 → 2026-04-19 · 3 obs
○ 2017-01-22 21:13:34
● 2026-04-09 02:06:34
● 2026-04-19 13:58:10
●NSns6.nbcuni.com2026-04-09 → 2026-04-19 · 3 obs
○ 2017-01-22 21:13:34
● 2026-04-09 02:06:34
● 2026-04-19 13:58:10
○NSredbusprimarydns.columbiafaculty.com2015-06-18 → 2017-01-22 · 4 obs
● 2015-06-18 10:10:06
● 2017-01-22 21:13:34
○ 2026-04-09 02:06:34
○ 2026-04-19 13:58:10
○NSredbussecondarydns.columbiafaculty.com2015-06-18 → 2017-01-22 · 4 obs
● 2015-06-18 10:10:06
● 2017-01-22 21:13:34
○ 2026-04-09 02:06:34
○ 2026-04-19 13:58:10
○A195.149.84.1002015-06-18 → 2017-01-22 · 4 obs
● 2015-06-18 10:10:06
● 2017-01-22 21:13:34
○ 2026-04-09 02:06:34
○ 2026-04-19 13:58:10
○A195.149.84.1012015-06-18 → 2017-01-22 · 4 obs
● 2015-06-18 10:10:06
● 2017-01-22 21:13:34
○ 2026-04-09 02:06:34
○ 2026-04-19 13:58:10
○A2001:67c:38c::642015-06-18 → 2017-01-22 · 4 obs
● 2015-06-18 10:10:06
● 2017-01-22 21:13:34
○ 2026-04-09 02:06:34
○ 2026-04-19 13:58:10
○A2001:67c:38c::652015-06-18 → 2017-01-22 · 4 obs
● 2015-06-18 10:10:06
● 2017-01-22 21:13:34
○ 2026-04-09 02:06:34
○ 2026-04-19 13:58:10

🔍 DNS Trace

📋 Delegation Chain

ZoneNameserversGlue
coml.gtld-servers.net, e.gtld-servers.net, c.gtld-servers.net, k.gtld-servers.net...-
columbiafaculty.comns1.nbcuni.com, ns2.nbcuni.com, ns3.nbcuni.com, ns4.nbcuni.com...6 records

✅ Authoritative Response

Server:156.154.67.31

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 columbiafaculty.com (unsigned zone)

⏱️ Timing

Total: 850ms | Queries: -

📄 Records

TypeCountSample Data

📌 Glue Records Collected

Total: 6

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

Analysis

Name Servers

columbiafaculty.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.

columbiafaculty.com at least partially shares its name servers with other domains, for instance guidesbybravo.com, thefallguy-lefilm.ch, universalnetworks.com.lv, streamangelyne.biz and thefirstpurge.at.

Hostnames with two IP numbers:

ns1.nbcuni.com points to 2001:502:f3ff::31 and 156.154.64.31

ns2.nbcuni.com points to 2610:a1:1014::31 and 156.154.65.31

ns3.nbcuni.com points to 2610:a1:1015::31 and 156.154.66.31

ns4.nbcuni.com points to 2001:502:4612::31 and 156.154.67.31

ns5.nbcuni.com points to 2610:a1:1016::31 and 156.154.68.31

ns6.nbcuni.com points to 2610:a1:1017::31 and 156.154.69.31