IPLIST.NET - 90.221.74.in-addr.arpa
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90.221.74.in-addr.arpa checked at 2025-10-13T06:29:54.881Z 584ms 64/64/64 100% R:10
90.221.74.in-addr.arpa
NS | pdns99.ultradns.biz | ||||||
A | 2610:a1:1015::87 🇺🇸 Neustar | ||||||
PTR | pdns99.ultradns.biz | ||||||
A | 156.154.66.99🇺🇸 Neustar | ||||||
PTR | pdns99.ultradns.biz | ||||||
NS | pdns99.ultradns.com | ||||||
A | 2001:502:f3ff::87 🇺🇸 Neustar | ||||||
PTR | pdns99.ultradns.com | ||||||
A | 156.154.64.99🇺🇸 Neustar | ||||||
PTR | pdns99.ultradns.com | ||||||
NS | pdns99.ultradns.net | ||||||
A | 2610:a1:1014::87 🇺🇸 Neustar | ||||||
PTR | pdns99.ultradns.net | ||||||
A | 156.154.65.99🇺🇸 Neustar | ||||||
PTR | pdns99.ultradns.net | ||||||
NS | pdns99.ultradns.org | ||||||
A | 2001:502:4612::87 🇺🇸 Neustar | ||||||
PTR | pdns99.ultradns.org | ||||||
A | 156.154.67.99🇺🇸 Neustar | ||||||
PTR | pdns99.ultradns.org |
221.74.in-addr.arpa
Starts with same word
Starts similarily
AI analysis
90.221.74.in-addr.arpa
delegates to four name servers: pdns99.ultradns.biz
, pdns99.ultradns.com
, pdns99.ultradns.net
and pdns99.ultradns.org
.
90.221.74.in-addr.arpa
at least partially shares name servers with other domains, for instance nssfblog.com
, pphosted.net
, 139.83.208.in-addr.arpa
, bobsbooksupplies.net
and emrltd.com
.
These name servers are commonly used with ns1.proofpoint.com
and ns3.proofpoint.com
.
Host names with two IP numbers: pdns99.ultradns.biz
points to 2610:a1:1015::87 and 156.154.66.99; pdns99.ultradns.com
points to 2001:502:f3ff::87 and 156.154.64.99; pdns99.ultradns.net
points to 2610:a1:1014::87 and 156.154.65.99; pdns99.ultradns.org
points to 2001:502:4612::87 and 156.154.67.99.