IPLIST.NET - 187.137.in-addr.arpa
Search for IP or hostnames:
187.137.in-addr.arpa checked at 2025-11-22T21:21:49.994Z 5066ms 53/54/54 98% R:18 allDone:false timedOut:true 187.137.in-addr.arpa
| NS | ns2.nih.gov | ||||||
| A | 2607:f220:418:4101::80e7:401 🇺🇸 AS3527-NIH | ||||||
| PTR | ns2.nih.gov | ||||||
| A | 128.231.64.1🇺🇸 AS3527-NIH | ||||||
| PTR | ns2.nih.gov | ||||||
| NS | ns3.nih.gov | ||||||
| A | 2607:f220:402:1801::a570:4e6 🇺🇸 AS30387 | ||||||
| PTR | ns3.nih.gov | ||||||
| A | 165.112.4.230🇺🇸 AS30387 | ||||||
| PTR | ns3.nih.gov | ||||||
| NS | ns.nih.gov | ||||||
| A | 2607:f220:404:101::80e7:80fb 🇺🇸 AS3527-NIH | ||||||
| PTR | ns.nih.gov | ||||||
| A | 128.231.128.251🇺🇸 AS3527-NIH | ||||||
| PTR | ns.nih.gov | ||||||
137.in-addr.arpa
Starts with same word
Starts similarily
AI analysis
187.137.in-addr.arpa is delegated to three name servers: ns2.nih.gov, ns3.nih.gov and ns.nih.gov.
187.137.in-addr.arpa at least partially shares name servers with other domains, including pubmed.org, physiome.org, hearttruth.com, collegedrinkingprevention.gov and cancer.gov.
these name servers are commonly used with lhcns1.nlm.nih.gov, lhcns2.nlm.nih.gov, dns1-ncbi.ncbi.nlm.nih.gov and dns2-ncbi.ncbi.nlm.nih.gov.
Host names with two IP numbers:
ns2.nih.gov points to: 2607:f220:418:4101::80e7:401 and 128.231.64.1
ns3.nih.gov points to: 2607:f220:402:1801::a570:4e6 and 165.112.4.230
ns.nih.gov points to: 2607:f220:404:101::80e7:80fb and 128.231.128.251
dbq