trustbcbsil.com - robtex.com

trustbcbsil.com

DNSSEC🔒 Signed (DS record present)
A204.74.99.100🇺🇸 MAINT-ID-12008204.74.99.0/24 Neustar
PTRcrs.ultradns.net
NSpdns166.ultradns.com ⭐ ⚠️ Not in zone NS records
A2001:502:f3ff::ca🇺🇸 MAINT-ID-120082001:502:f3ff::/48 Neustar
PTRpdns166.ultradns.com
A156.154.64.166🇺🇸 MAINT-ID-12008156.154.64.0/24 Neustar
PTRpdns166.ultradns.com
NSns47.ultradns2.com
A2610:a1:312f::53🇺🇸 AS3991692610:a1:312f::/48
PTRns47.ultradns2.com
A204.74.104.47🇺🇸 AS399169204.74.104.0/24 UltraDNS
PTRns47.ultradns2.com
NSns47.ultradns2.org
A2610:a1:322f::53🇺🇸 AS3991692610:a1:322f::/48
PTRns47.ultradns2.org
A204.74.106.47🇺🇸 AS399169204.74.106.0/24 UltraDNS
PTRns47.ultradns2.org
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
NSpdns166.ultradns.biz ⚠️ Not in zone NS records
A2610:a1:1015::ca🇺🇸 MAINT-ID-120082610:a1:1015::/48 Neustar
PTRpdns166.ultradns.biz
A156.154.66.166🇺🇸 MAINT-ID-12008156.154.66.0/24 Neustar
PTRpdns166.ultradns.biz
NSpdns166.ultradns.net ⚠️ Not in parent delegation
A2610:a1:1014::ca🇺🇸 MAINT-ID-120082610:a1:1014::/48 Neustar
PTRpdns166.ultradns.net
A156.154.65.166🇺🇸 MAINT-ID-12008156.154.65.0/24 Neustar
PTRpdns166.ultradns.net
NSpdns166.ultradns.org ⚠️ Not in zone NS records
A2001:502:4612::ca🇺🇸 MAINT-ID-120082001:502:4612::/48 Neustar
PTRpdns166.ultradns.org
A156.154.67.166🇺🇸 MAINT-ID-12008156.154.67.0/24 Neustar
PTRpdns166.ultradns.org
NSpdns2.ultradns.net ⚠️ Not in parent delegation
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 parent delegation
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 parent delegation
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 parent delegation
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 parent delegation
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
TXTv=spf1 -all
SOApdns166.ultradns.combill_giambalvo@bcbstx.com 2014-06-16 #35

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=1786543929

Same first word

trustbcbsil.com

DNS History

13 records (13 active, 0 former)

20162017201820192020202120222023202420252026NSns47.ultradns2.comns47.ultradns2.orgpdns1.ultradns.netpdns166.ultradns.bizpdns166.ultradns.compdns166.ultradns.netpdns166.ultradns.orgpdns2.ultradns.netpdns3.ultradns.orgpdns4.ultradns.orgpdns5.ultradns.infopdns6.ultradns.co.ukA204.74.99.100
●NSns47.ultradns2.com2026-07-06 → 2026-08-12 · 3 obs
○ 2015-07-21 12:59:16
● 2026-07-06 20:37:16
● 2026-08-12 14:27:40
●NSns47.ultradns2.org2026-07-06 → 2026-08-12 · 3 obs
○ 2015-07-21 12:59:16
● 2026-07-06 20:37:16
● 2026-08-12 14:27:40
●NSpdns1.ultradns.net2015-07-21 → 2026-08-12 · 2 obs
● 2015-07-21 12:59:16
● 2026-08-12 14:27:40
●NSpdns166.ultradns.biz2026-07-06 → 2026-08-12 · 3 obs
○ 2015-07-21 12:59:16
● 2026-07-06 20:37:16
● 2026-08-12 14:27:40
●NSpdns166.ultradns.com2015-07-21 → 2026-08-12 · 2 obs
● 2015-07-21 12:59:16
● 2026-08-12 14:27:40
●NSpdns166.ultradns.net2026-07-06 → 2026-08-12 · 3 obs
○ 2015-07-21 12:59:16
● 2026-07-06 20:37:16
● 2026-08-12 14:27:40
●NSpdns166.ultradns.org2026-07-06 → 2026-08-12 · 3 obs
○ 2015-07-21 12:59:16
● 2026-07-06 20:37:16
● 2026-08-12 14:27:40
●NSpdns2.ultradns.net2015-07-21 → 2026-08-12 · 2 obs
● 2015-07-21 12:59:16
● 2026-08-12 14:27:40
●NSpdns3.ultradns.org2015-07-21 → 2026-08-12 · 2 obs
● 2015-07-21 12:59:16
● 2026-08-12 14:27:40
●NSpdns4.ultradns.org2015-07-21 → 2026-08-12 · 2 obs
● 2015-07-21 12:59:16
● 2026-08-12 14:27:40
●NSpdns5.ultradns.info2015-07-21 → 2026-08-12 · 2 obs
● 2015-07-21 12:59:16
● 2026-08-12 14:27:40
●NSpdns6.ultradns.co.uk2015-07-21 → 2026-08-12 · 2 obs
● 2015-07-21 12:59:16
● 2026-08-12 14:27:40
●A204.74.99.1002015-07-21 → 2026-08-12 · 2 obs
● 2015-07-21 12:59:16
● 2026-08-12 14:27:40

🔍 DNS Trace

📋 Delegation Chain

ZoneNameserversGlue
coma.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net...-
trustbcbsil.compdns166.ultradns.net, pdns166.ultradns.com, pdns166.ultradns.biz, pdns166.ultradns.org...4 records

✅ Authoritative Response

Server:156.154.66.166

NS records: pdns166.ultradns.net, pdns166.ultradns.com, pdns166.ultradns.biz, pdns166.ultradns.org, ns47.ultradns2.com, ns47.ultradns2.org

🔒 DNSSEC Status

🔐 Secure (DNSSEC validated)

Chain of trust verified from root to domain

⏱️ Timing

Total: 1647ms | Queries: -

📄 Records

TypeCountSample Data
A1204.74.99.100
NS8ns47.ultradns2.com, ns47.ultradns2.org...
TXT1v=spf1 -all
SOA1pdns166.ultradns.com bill_giambalvo.bcbs

📌 Glue Records Collected

Total: 4

Out-of-bailiwick: 4 (pdns166.ultradns.com, pdns166.ultradns.com, ns47.ultradns2.com...)

Analysis

IP Addresses

trustbcbsil.com resolves to just one IP address, 204.74.99.100.

Two other host names, along with vrg.usa.com, lms.mcgraw-hill.com and experia.co.in, also share IP numbers with trustbcbsil.com.

Name Servers

trustbcbsil.com is delegated to 12 name servers: pdns166.ultradns.biz, pdns166.ultradns.com, ns47.ultradns2.com and 9 other.

There is at least partial name server overlap between trustbcbsil.com and other domains — expeediz.com, hpsmicro.net, flighttrack.com.ru and two more among them.

These name servers regularly appear alongside pdns1.ultradns.net, pdns166.ultradns.net, pdns166.ultradns.org and 7 other name servers in NS record sets.

Host names that have two IP addresses:

pdns166.ultradns.biz points to 156.154.66.166 and 2610:a1:1015::ca.

pdns166.ultradns.com points to 156.154.64.166 and 2001:502:f3ff::ca.

ns47.ultradns2.com points to 204.74.104.47 and 2610:a1:312f::53.

pdns5.ultradns.info points to 204.74.114.1 and 2610:a1:1016::1.

pdns166.ultradns.net points to 156.154.65.166 and 2610:a1:1014::ca.

pdns1.ultradns.net points to 204.74.108.1 and 2001:502:f3ff::1.

pdns2.ultradns.net points to 204.74.109.1 and 2610:a1:1014::1.

pdns166.ultradns.org points to 156.154.67.166 and 2001:502:4612::ca.

pdns3.ultradns.org points to 199.7.68.1 and 2610:a1:1015::1.

pdns4.ultradns.org points to 199.7.69.1 and 2001:502:4612::1.

ns47.ultradns2.org points to 204.74.106.47 and 2610:a1:322f::53.

pdns6.ultradns.co.uk points to 204.74.115.1 and 2610:a1:1017::1.