CF1761228115704-tsm20251017082432

DNSWHOIS.INFO - 171.142.140.in-addr.arpa

Search for IP or hostnames:

171.142.140.in-addr.arpa checked at 2025-10-23T14:01:55.680Z 720ms 75/75/75 100% R:11

171.142.140.in-addr.arpa

NSholly.s.uw.edu
A2607:4000:301:1::69 🇺🇸 University of Washington (ASN 14221)
PTRholly.s.uw.edu
A173.250.227.69🇺🇸 University of Washington (ASN 14221)
PTRholly.s.uw.edu
NShanna.cac.washington.edu
A2607:4000:200:42::5 🇺🇸 University of Washington
PTRhanna.s.uw.edu
A140.142.5.5🇺🇸 University of Washington
PTRhanna.s.uw.edu
NSmarge.cac.washington.edu
A2607:4000:200:43::13 🇺🇸 University of Washington
PTRmarge.cac.washington.edu
A140.142.5.13🇺🇸 University of Washington
PTRmarge.cac.washington.edu
PTRae3--1964.uwar-uwtc-1.infra.washington.edu
A140.142.171.1🇺🇸 University of Washington
PTRae3--1964.uwar-uwtc-1.infra.washington.edu
A140.142.171.3🇺🇸 University of Washington
PTRae3--1964.uwar-uwtc-1.infra.washington.edu
A172.22.171.1
A172.22.171.3

142.140.in-addr.arpa

NSholly.s.uw.edu
NShanna.cac.washington.edu
NSmarge.cac.washington.edu

Up

Starts with same word

Starts similarily

AI analysis

171.142.140.in-addr.arpa is a parent of 23.171.142.140.in-addr.arpa, 1.171.142.140.in-addr.arpa, 3.171.142.140.in-addr.arpa, 18.171.142.140.in-addr.arpa, 93.171.142.140.in-addr.arpa and a few other host names.

171.142.140.in-addr.arpa is delegated to three name servers: holly.s.uw.edu, hanna.cac.washington.edu and marge.cac.washington.edu.

171.142.140.in-addr.arpa at least partially shares name servers with other domains, for instance psych.yorku.ca, yucc.yorku.ca, medconnection.org, iwri.org and gw.yorku.ca.

These name servers are commonly used with ns1.d-zone.ca, ns2.d-zone.ca, dns11.ipns.yorku.ca, dns21.ipns.yorku.ca, dns.apl.washington.edu and june.cs.washington.edu.

Host holly.s.uw.edu points to 2607:4000:301:1::69 and 173.250.227.69; Host hanna.cac.washington.edu points to 2607:4000:200:42::5 and 140.142.5.5; Host marge.cac.washington.edu points to 2607:4000:200:43::13 and 140.142.5.13.

The host name ae3--1964.uwar-uwtc-1.infra.washington.edu has four IP numbers: 140.142.171.1, 140.142.171.3, 172.22.171.1 and 172.22.171.3.

Perform reverse DNS lookup as well as normal forward DNS. Check Autonomous System Numbers (ASNs) and BGP connections between Internet Service Providers.
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