nbcchicago.org - robtex.com

nbcchicago.org

DNSSEC⚠️ Not signed
A66.187.204.50🇺🇸 Amazon66.187.204.0/24 EC2 Prefix
PTRmta50-cac1.e-activist.com
NSns1.nbcuni.com ⭐ ⚠️ Not in parent delegation
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
NSns1.netbcp.com ⚠️ Not in zone NS records
NSns2.nbcuni.com ⚠️ Not in parent delegation
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
NSns2.netbcp.net ⚠️ Not in zone NS records
NSns3.nbcuni.com ⚠️ Not in parent delegation
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 parent delegation
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 parent delegation
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 parent delegation
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
NSpdns1.ultradns.net ⚠️ Not in zone NS records
A2001:502:f3ff::1🇺🇸 MAINT-ID-120082001:502:f3ff::/48 Neustar
PTRpdns1.ultradns.net
A204.74.108.1🇺🇸 MAINT-ID-12008204.74.108.0/24 Neustar
PTRpdns1.ultradns.net
NSpdns2.ultradns.net ⚠️ Not in zone NS records
A2610:a1:1014::1🇺🇸 MAINT-ID-120082610:a1:1014::/48 Neustar
PTRpdns2.ultradns.net
A204.74.109.1🇺🇸 MAINT-ID-12008204.74.109.0/24 Neustar
PTRpdns2.ultradns.net
NSpdns3.ultradns.org ⚠️ Not in zone NS records
A2610:a1:1015::1🇺🇸 MAINT-ID-120082610:a1:1015::/48 Neustar
PTRpdns3.ultradns.org
A199.7.68.1🇺🇸 MAINT-ID-12008199.7.68.0/24 Neustar
PTRpdns3.ultradns.org
NSpdns4.ultradns.org ⚠️ Not in zone NS records
A2001:502:4612::1🇺🇸 MAINT-ID-120082001:502:4612::/48 Neustar
PTRpdns4.ultradns.org
A199.7.69.1🇺🇸 MAINT-ID-12008199.7.69.0/24 Neustar
PTRpdns4.ultradns.org
NSpdns5.ultradns.info ⚠️ Not in zone NS records
A2610:a1:1016::1🇺🇸 MAINT-ID-120082610:a1:1016::/48 Neustar
PTRpdns5.ultradns.info
A204.74.114.1🇺🇸 MAINT-ID-12008204.74.114.0/24 Neustar
PTRpdns5.ultradns.info
NSpdns6.ultradns.co.uk ⚠️ Not in zone NS records
A2610:a1:1017::1🇺🇸 MAINT-ID-120082610:a1:1017::/48 Neustar
PTRpdns6.ultradns.co.uk
A204.74.115.1🇺🇸 MAINT-ID-12008204.74.115.0/24 Neustar
PTRpdns6.ultradns.co.uk
MXmail.ibsys.com ⭐
A66.187.192.120🇨🇦 HIVE DATA CENTER66.187.192.0/24 Hive Ottawa
PTRip.120.193.187.66.hivedatacenter.com
SOAns1.nbcuni.comdomain\@admin.nbcuni.com 2015-12-08 #11

org

DNSSEC🔒 Signed (DS record present)
NSa0.org.afilias-nst.info ⭐ ⚠️ Not in parent delegation
NSa2.org.afilias-nst.info ⚠️ Not in parent delegation
NSb0.org.afilias-nst.org
NSb2.org.afilias-nst.org
NSc0.org.afilias-nst.info ⚠️ Not in parent delegation
NSd0.org.afilias-nst.org
SOAa0.org.afilias-nst.infohostmaster@donuts.email serial=1776141812

Same first word

nbcchicago.tv
nbcchicago.com
nbcchicago.org
nbcchicago.es

Similar names

cbcoaching.nl
cbcoaching.ch
bccoaching.com

DNS History

16 records (16 active, 0 former)

20162017201820192020202120222023202420252026NSns1.nbcuni.comns1.netbcp.comns2.nbcuni.comns2.netbcp.netns3.nbcuni.comns4.nbcuni.comns5.nbcuni.comns6.nbcuni.compdns1.ultradns.netpdns2.ultradns.netpdns3.ultradns.orgpdns4.ultradns.orgpdns5.ultradns.infopdns6.ultradns.co.ukMXmail.ibsys.comA66.187.204.50
●NSns1.nbcuni.com2016-01-20 → 2026-04-14 · 3 obs
○ 2015-11-14 07:37:52
● 2016-01-20 00:32:32
● 2026-04-14 05:04:44
●NSns1.netbcp.com2015-07-09 → 2026-04-14 · 2 obs
● 2015-07-09 12:14:38
● 2026-04-14 05:04:44
●NSns2.nbcuni.com2026-04-09 → 2026-04-14 · 3 obs
○ 2016-11-10 14:20:36
● 2026-04-09 01:59:44
● 2026-04-14 05:04:44
●NSns2.netbcp.net2015-07-09 → 2026-04-14 · 2 obs
● 2015-07-09 12:14:38
● 2026-04-14 05:04:44
●NSns3.nbcuni.com2026-04-09 → 2026-04-14 · 3 obs
○ 2016-11-10 14:20:36
● 2026-04-09 01:59:44
● 2026-04-14 05:04:44
●NSns4.nbcuni.com2026-04-09 → 2026-04-14 · 3 obs
○ 2016-11-10 14:20:36
● 2026-04-09 01:59:44
● 2026-04-14 05:04:44
●NSns5.nbcuni.com2026-04-09 → 2026-04-14 · 3 obs
○ 2016-11-10 14:20:36
● 2026-04-09 01:59:44
● 2026-04-14 05:04:44
●NSns6.nbcuni.com2026-04-09 → 2026-04-14 · 3 obs
○ 2016-11-10 14:20:36
● 2026-04-09 01:59:44
● 2026-04-14 05:04:44
●NSpdns1.ultradns.net2015-07-09 → 2026-04-14 · 5 obs
● 2015-07-09 12:14:38
● 2015-11-14 07:37:52
○ 2016-01-20 00:32:32
● 2016-11-10 14:20:36
● 2026-04-14 05:04:44
●NSpdns2.ultradns.net2015-07-09 → 2026-04-14 · 2 obs
● 2015-07-09 12:14:38
● 2026-04-14 05:04:44
●NSpdns3.ultradns.org2015-07-09 → 2026-04-14 · 2 obs
● 2015-07-09 12:14:38
● 2026-04-14 05:04:44
●NSpdns4.ultradns.org2015-07-09 → 2026-04-14 · 2 obs
● 2015-07-09 12:14:38
● 2026-04-14 05:04:44
●NSpdns5.ultradns.info2015-07-09 → 2026-04-14 · 2 obs
● 2015-07-09 12:14:38
● 2026-04-14 05:04:44
●NSpdns6.ultradns.co.uk2015-07-09 → 2026-04-14 · 2 obs
● 2015-07-09 12:14:38
● 2026-04-14 05:04:44
●MXmail.ibsys.com2015-07-09 → 2026-04-14 · 2 obs
● 2015-07-09 12:14:38
● 2026-04-14 05:04:44
●A66.187.204.502015-07-09 → 2026-04-14 · 2 obs
● 2015-07-09 12:14:38
● 2026-04-14 05:04:44

🔍 DNS Trace

📋 Delegation Chain

ZoneNameserversGlue
orgb0.org.afilias-nst.org, b2.org.afilias-nst.org, d0.org.afilias-nst.org-
nbcchicago.orgns1.netbcp.com, ns2.netbcp.net, pdns1.ultradns.net, pdns2.ultradns.net...4 records

✅ Authoritative Response

Server:204.74.114.1

NS records: ns1.netbcp.com, ns2.netbcp.net, pdns1.ultradns.net, pdns2.ultradns.net, pdns3.ultradns.org, pdns4.ultradns.org, pdns5.ultradns.info, pdns6.ultradns.co.uk

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for nbcchicago.org (unsigned zone)

⏱️ Timing

Total: 755ms | Queries: -

📄 Records

TypeCountSample Data
A166.187.204.50
NS6ns1.nbcuni.com, ns2.nbcuni.com...
MX1mail.ibsys.com (pri: 0)
SOA1ns1.nbcuni.com domain\.admin.nbcuni.com

📌 Glue Records Collected

Total: 4

Out-of-bailiwick: 4 (pdns3.ultradns.org, pdns3.ultradns.org, pdns4.ultradns.org...)

Analysis

IP Addresses

nbcchicago.org resolves to a single IP: 66.187.204.50.

Other host names, for instance wcaunbc10.com, mta50-cac1.e-activist.com, novelastelemundo.com, nbc4music.com and nbcemployeeinfo.com share IP numbers with nbcchicago.org.

Name Servers

nbcchicago.org is delegated to the following fourteen name servers: ns1.nbcuni.com, ns2.nbcuni.com, ns3.nbcuni.com, ns4.nbcuni.com, ns5.nbcuni.com, ns6.nbcuni.com, ns1.netbcp.com, pdns5.ultradns.info, ns2.netbcp.net, pdns1.ultradns.net, pdns2.ultradns.net, pdns3.ultradns.org, pdns4.ultradns.org and pdns6.ultradns.co.uk.

nbcchicago.org shares some name servers with other domains, for example ko-samui-hotels.com, blopmberg.com, fluordaniel.us, fluor.training and tocexchange.com.

These name servers are commonly used together with udns1.ultradns.net and udns2.ultradns.net.

Host names 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; pdns5.ultradns.info points to 2610:a1:1016::1 and 204.74.114.1; pdns1.ultradns.net points to 2001:502:f3ff::1 and 204.74.108.1; pdns2.ultradns.net points to 2610:a1:1014::1 and 204.74.109.1; pdns3.ultradns.org points to 2610:a1:1015::1 and 199.7.68.1; pdns4.ultradns.org points to 2001:502:4612::1 and 199.7.69.1; pdns6.ultradns.co.uk points to 2610:a1:1017::1 and 204.74.115.1.

Mail Servers

nbcchicago.org is handled by a single mail server, mail.ibsys.com.

nbcchicago.org shares the mail server setup with other domains, for example ozonesupport.com, nbcemployeeinfo.com, nbcmiami.net, nbc4ny.com and nbcny.com.

Host name mail.ibsys.com points to IP 66.187.192.120.