ultrapref-b1.neustar - robtex.com

ultrapref-b1.neustar

DNSSEC⚠️ Not signed
A2607:f8b0:4009:80c::200e🇺🇸 Google2607:f8b0:4009::/48
PTRord36s01-in-x0e.1e100.net
PTRpnorda-aq-in-x0e.1e100.net
A156.154.208.234🇺🇸 vercara-udos156.154.208.0/24 SP_NEUSTAR
NSpdns196.ultradns.com ⭐ ⚠️ Not in zone NS records
A2001:502:f3ff::e8🇺🇸 MAINT-ID-120082001:502:f3ff::/48 Neustar
PTRpdns196.ultradns.com
A156.154.64.196🇺🇸 MAINT-ID-12008156.154.64.0/24 Neustar
PTRpdns196.ultradns.com
NSbdns1.ultradns.net ⚠️ Not in parent delegation
A2610:a1:1079::1🇺🇸 MAINT-ID-120082610:a1:1079::/48 Neustar
PTRbdns1.ultradns.net
A156.154.153.1🇺🇸 MAINT-ID-12008156.154.153.0/24 Neustar
PTRbdns1.ultradns.net
NSbdns2.ultradns.net ⚠️ Not in parent delegation
A2610:a1:1080::1🇺🇸 MAINT-ID-120082610:a1:1080::/48 Neustar
PTRbdns2.ultradns.net
A156.154.154.1🇺🇸 MAINT-ID-12008156.154.154.0/24 Neustar
PTRbdns2.ultradns.net
NSpdns196.ultradns.biz ⚠️ Not in zone NS records
A2610:a1:1015::e8🇺🇸 MAINT-ID-120082610:a1:1015::/48 Neustar
PTRpdns196.ultradns.biz
A156.154.66.196🇺🇸 MAINT-ID-12008156.154.66.0/24 Neustar
PTRpdns196.ultradns.biz
NSpdns196.ultradns.co.uk ⚠️ Not in zone NS records
A2610:a1:1017::e8🇺🇸 MAINT-ID-120082610:a1:1017::/48 Neustar
PTRpdns196.ultradns.co.uk
A156.154.69.196🇺🇸 MAINT-ID-12008156.154.69.0/24 Neustar
PTRpdns196.ultradns.co.uk
NSpdns196.ultradns.info ⚠️ Not in zone NS records
A2610:a1:1016::e8🇺🇸 MAINT-ID-120082610:a1:1016::/48 Neustar
PTRpdns196.ultradns.info
A156.154.68.196🇺🇸 MAINT-ID-12008156.154.68.0/24 Neustar
PTRpdns196.ultradns.info
NSpdns196.ultradns.net ⚠️ Not in zone NS records
A2610:a1:1014::e8🇺🇸 MAINT-ID-120082610:a1:1014::/48 Neustar
PTRpdns196.ultradns.net
A156.154.65.196🇺🇸 MAINT-ID-12008156.154.65.0/24 Neustar
PTRpdns196.ultradns.net
NSpdns196.ultradns.org ⚠️ Not in zone NS records
A2001:502:4612::e8🇺🇸 MAINT-ID-120082001:502:4612::/48 Neustar
PTRpdns196.ultradns.org
A156.154.67.196🇺🇸 MAINT-ID-12008156.154.67.0/24 Neustar
PTRpdns196.ultradns.org
SOApdns196.ultradns.comsteve\@dejong.neustar.biz 2019-07-01 #17

neustar

DNSSEC🔒 Signed (DS record present)
NSns1.dns.nic.neustar ⭐
NSa.nic.neustar
NSb.nic.neustar
NSc.nic.neustar
NSns4.dns.nic.neustar
NSns5.dns.nic.neustar
NSns6.dns.nic.neustar
SOAns1.dns.nic.neustaradmin@tldns.godaddy serial=1777023473

Same first word

ultrapref-b1.neustar

DNS History

10 records (10 active, 0 former)

NSbdns1.ultradns.netbdns2.ultradns.netpdns196.ultradns.bizpdns196.ultradns.co.ukpdns196.ultradns.compdns196.ultradns.infopdns196.ultradns.netpdns196.ultradns.orgA156.154.208.2342607:f8b0:4009:80c::200e
●NSbdns1.ultradns.net2026-04-09 → 2026-04-25 · 2 obs
● 2026-04-09 11:10:56
● 2026-04-25 04:13:34
●NSbdns2.ultradns.net2026-04-09 → 2026-04-25 · 2 obs
● 2026-04-09 11:10:56
● 2026-04-25 04:13:34
●NSpdns196.ultradns.biz2026-04-09 → 2026-04-25 · 2 obs
● 2026-04-09 11:10:56
● 2026-04-25 04:13:34
●NSpdns196.ultradns.co.uk2026-04-09 → 2026-04-25 · 2 obs
● 2026-04-09 11:10:56
● 2026-04-25 04:13:34
●NSpdns196.ultradns.com2026-04-09 → 2026-04-25 · 2 obs
● 2026-04-09 11:10:56
● 2026-04-25 04:13:34
●NSpdns196.ultradns.info2026-04-09 → 2026-04-25 · 2 obs
● 2026-04-09 11:10:56
● 2026-04-25 04:13:34
●NSpdns196.ultradns.net2026-04-09 → 2026-04-25 · 2 obs
● 2026-04-09 11:10:56
● 2026-04-25 04:13:34
●NSpdns196.ultradns.org2026-04-09 → 2026-04-25 · 2 obs
● 2026-04-09 11:10:56
● 2026-04-25 04:13:34
●A156.154.208.2342026-04-09 → 2026-04-25 · 2 obs
● 2026-04-09 11:10:56
● 2026-04-25 04:13:34
●A2607:f8b0:4009:80c::200e2026-04-09 → 2026-04-25 · 2 obs
● 2026-04-09 11:10:56
● 2026-04-25 04:13:34

🔍 DNS Trace

📋 Delegation Chain

ZoneNameserversGlue
neustara.nic.neustar, b.nic.neustar, c.nic.neustar, ns4.dns.nic.neustar...12 records
ultrapref-b1.neustarpdns196.ultradns.biz, pdns196.ultradns.net, pdns196.ultradns.info, pdns196.ultradns.org...-

✅ Authoritative Response

Server:156.154.66.196

NS records: pdns196.ultradns.biz, pdns196.ultradns.net, pdns196.ultradns.info, pdns196.ultradns.org, pdns196.ultradns.com, pdns196.ultradns.co.uk

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for ultrapref-b1.neustar (unsigned zone)

⏱️ Timing

Total: 899ms | Queries: -

📄 Records

TypeCountSample Data
A1156.154.208.234
AAAA12607:f8b0:4009:80c::200e
NS2bdns1.ultradns.net, bdns2.ultradns.net
SOA1pdns196.ultradns.com steve\.dejong.neust

📌 Glue Records Collected

Total: 12

In-bailiwick: 12 (a.nic.neustar, b.nic.neustar, c.nic.neustar...)

Analysis

IP Addresses

The entity ultrapref-b1.neustar points to two IP numbers: 2607:f8b0:4009:80c::200e and 156.154.208.234.

For instance, other host names ultraprefmona.neustar, pnorda-aq-in-x0e.1e100.net, ultrapref-b2.neustar, ultrapref-u.neustar and ultrapref-p.neustar share IP numbers with ultrapref-b1.neustar.

Name Servers

ultrapref-b1.neustar is delegated to eight name servers: pdns196.ultradns.biz, pdns196.ultradns.com, pdns196.ultradns.info, bdns1.ultradns.net, bdns2.ultradns.net, pdns196.ultradns.net, pdns196.ultradns.org and pdns196.ultradns.co.uk.

ultrapref-b1.neustar shares name servers with other domains at least partially, for example corporateresponsibility.neustar, discover.neustar, huntsville.tx.us, beaumont.tx.us and domainnameregistry.neustar.

these name servers are often used with the following: ns0121.secondary.cloudflare.com, ns0237.secondary.cloudflare.com, bdns3.ultradns.net, bdns4.ultradns.net, pdns1.ultradns.net, udns2.ultradns.net, udns1.ultradns.net, pdns2.ultradns.net, pdns4.ultradns.org and pdns6.ultradns.co.uk.

Host names with two IPs:

pdns196.ultradns.biz points to: 2610:a1:1015::e8 and 156.154.66.196

pdns196.ultradns.com points to: 2001:502:f3ff::e8 and 156.154.64.196

pdns196.ultradns.info points to: 2610:a1:1016::e8 and 156.154.68.196

bdns1.ultradns.net points to: 2610:a1:1079::1 and 156.154.153.1

bdns2.ultradns.net points to: 2610:a1:1080::1 and 156.154.154.1

pdns196.ultradns.net points to: 2610:a1:1014::e8 and 156.154.65.196

pdns196.ultradns.org points to: 2001:502:4612::e8 and 156.154.67.196

pdns196.ultradns.co.uk points to: 2610:a1:1017::e8 and 156.154.69.196