`api.neustar`

DNSSEC	⚠️ Not signed
A	204.74.99.100^{🇺🇸 MAINT-ID-12008204.74.99.0/24 Neustar}
		PTR	`crs.ultradns.net`
NS	`pdns196.ultradns.com` ⭐
		A	2001:502:f3ff::e8^{🇺🇸 MAINT-ID-120082001:502:f3ff::/48 Neustar}
			PTR	`pdns196.ultradns.com`
		A	156.154.64.196^{🇺🇸 MAINT-ID-12008156.154.64.0/24 Neustar}
			PTR	`pdns196.ultradns.com`
NS	`pdns196.ultradns.biz`
		A	2610:a1:1015::e8^{🇺🇸 MAINT-ID-120082610:a1:1015::/48 Neustar}
			PTR	`pdns196.ultradns.biz`
		A	156.154.66.196^{🇺🇸 MAINT-ID-12008156.154.66.0/24 Neustar}
			PTR	`pdns196.ultradns.biz`
NS	`pdns196.ultradns.co.uk`
		A	2610:a1:1017::e8^{🇺🇸 MAINT-ID-120082610:a1:1017::/48 Neustar}
			PTR	`pdns196.ultradns.co.uk`
		A	156.154.69.196^{🇺🇸 MAINT-ID-12008156.154.69.0/24 Neustar}
			PTR	`pdns196.ultradns.co.uk`
NS	`pdns196.ultradns.info`
		A	2610:a1:1016::e8^{🇺🇸 MAINT-ID-120082610:a1:1016::/48 Neustar}
			PTR	`pdns196.ultradns.info`
		A	156.154.68.196^{🇺🇸 MAINT-ID-12008156.154.68.0/24 Neustar}
			PTR	`pdns196.ultradns.info`
NS	`pdns196.ultradns.net`
		A	2610:a1:1014::e8^{🇺🇸 MAINT-ID-120082610:a1:1014::/48 Neustar}
			PTR	`pdns196.ultradns.net`
		A	156.154.65.196^{🇺🇸 MAINT-ID-12008156.154.65.0/24 Neustar}
			PTR	`pdns196.ultradns.net`
NS	`pdns196.ultradns.org`
		A	2001:502:4612::e8^{🇺🇸 MAINT-ID-120082001:502:4612::/48 Neustar}
			PTR	`pdns196.ultradns.org`
		A	156.154.67.196^{🇺🇸 MAINT-ID-12008156.154.67.0/24 Neustar}
			PTR	`pdns196.ultradns.org`
SOA	`pdns196.ultradns.com`kal\@feher.neustar.biz 2016-05-27 #3

`neustar`

	DNSSEC	🔒 Signed (DS record present)
	NS	`ns1.dns.nic.neustar` ⭐
	NS	`a.nic.neustar`
	NS	`b.nic.neustar`
	NS	`c.nic.neustar`
	NS	`ns4.dns.nic.neustar`
	NS	`ns5.dns.nic.neustar`
	NS	`ns6.dns.nic.neustar`
	SOA	`ns1.dns.nic.neustar`admin@tldns.godaddy serial=1784853454

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DNS History

7 records (7 active, 0 former)

●NSpdns196.ultradns.biz2016-12-10 → 2026-07-24 · 2 obs

● 2016-12-10 03:28:52
● 2026-07-24 12:52:38

●NSpdns196.ultradns.co.uk2016-12-10 → 2026-07-24 · 2 obs

● 2016-12-10 03:28:52
● 2026-07-24 12:52:38

●NSpdns196.ultradns.com2016-12-10 → 2026-07-24 · 2 obs

● 2016-12-10 03:28:52
● 2026-07-24 12:52:38

●NSpdns196.ultradns.info2016-12-10 → 2026-07-24 · 2 obs

● 2016-12-10 03:28:52
● 2026-07-24 12:52:38

●NSpdns196.ultradns.net2016-12-10 → 2026-07-24 · 2 obs

● 2016-12-10 03:28:52
● 2026-07-24 12:52:38

●NSpdns196.ultradns.org2016-12-10 → 2026-07-24 · 2 obs

● 2016-12-10 03:28:52
● 2026-07-24 12:52:38

●A204.74.99.1002016-12-10 → 2026-07-24 · 2 obs

● 2016-12-10 03:28:52
● 2026-07-24 12:52:38

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
neustar	a.nic.neustar, b.nic.neustar, c.nic.neustar, ns4.dns.nic.neustar...	-
api.neustar	pdns196.ultradns.net, pdns196.ultradns.org, pdns196.ultradns.info, pdns196.ultradns.co.uk...	-

✅ Authoritative Response

Server:156.154.65.196

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

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for api.neustar (unsigned zone)

⏱️ Timing

Total: 569ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`204.74.99.100`
NS	6	`pdns196.ultradns.co.uk, pdns196.ultradns.biz...`
SOA	1	`pdns196.ultradns.com kal\.feher.neustar.`

Analysis

IP Addresses

api.neustar resolves to one IP address: 204.74.99.100.

extrabcbsmt.com, partners.brp.com, brylane.org and two other host names share IP numbers with api.neustar.

Name Servers

DNS for api.neustar is handled by 6 name servers: pdns196.ultradns.biz, pdns196.ultradns.com, pdns196.ultradns.info and 3 others.

At least some of api.neustar's name servers are shared with other domains, for example kikiradio.com, blackeffect.com, digicert.cn and two more.

These name servers tend to co-occur with pdns196.ultradns.net, pdns196.ultradns.org, pdns196.ultradns.co.uk and 7 other name servers in the same DNS delegations.

Hostnames that resolve to two IP addresses:

pdns196.ultradns.biz has two IP addresses: 156.154.66.196 and 2610:a1:1015::e8.

pdns196.ultradns.com has two IP addresses: 156.154.64.196 and 2001:502:f3ff::e8.

pdns196.ultradns.info has two IP addresses: 156.154.68.196 and 2610:a1:1016::e8.

pdns196.ultradns.net has two IP addresses: 156.154.65.196 and 2610:a1:1014::e8.

pdns196.ultradns.org has two IP addresses: 156.154.67.196 and 2001:502:4612::e8.

pdns196.ultradns.co.uk has two IP addresses: 156.154.69.196 and 2610:a1:1017::e8.