CF1760485893854-tsm20251014171359

DNSWHOIS.INFO - 151.247.140.in-addr.arpa

Search for IP or hostnames:

151.247.140.in-addr.arpa checked at 2025-10-14T23:51:33.824Z 296ms 58/58/58 100% R:19

151.247.140.in-addr.arpa

MXrchelp.fas.harvard.edu
A140.247.232.230🇺🇸 HARVARDNET
NSiliaddns2.rc.fas.harvard.edu
A140.247.139.253🇺🇸 HARVARDNET
PTRiliaddns2.rc.fas.harvard.edu
NSiliaddns.rc.fas.harvard.edu
A140.247.232.232🇺🇸 HARVARDNET
MXrcsmtp.rc.fas.harvard.edu
A140.247.232.233🇺🇸 HARVARDNET

247.140.in-addr.arpa

NSa1-171.akam.net
NSa10-66.akam.net
NSa11-67.akam.net
NSa16-64.akam.net
NSa6-66.akam.net
NSa7-65.akam.net

Up

Starts with same word

Starts similarily

AI analysis

151.247.140.in-addr.arpa has children including 179.151.247.140.in-addr.arpa, 194.151.247.140.in-addr.arpa, 12.151.247.140.in-addr.arpa, 180.151.247.140.in-addr.arpa, 166.151.247.140.in-addr.arpa and a few other host names.

151.247.140.in-addr.arpa is delegated to two name servers: iliaddns2.rc.fas.harvard.edu and iliaddns.rc.fas.harvard.edu.

151.247.140.in-addr.arpa uses the same name server setup as other domains, for example rc.fas.harvard.edu and universe3d.org.

Hostnames with a single IP

iliaddns2.rc.fas.harvard.edu resolves to: 140.247.139.253.

iliaddns.rc.fas.harvard.edu resolves to: 140.247.232.232.

151.247.140.in-addr.arpa is handled by two mail servers: rchelp.fas.harvard.edu and rcsmtp.rc.fas.harvard.edu.

151.247.140.in-addr.arpa shares some mail servers with other domains, for instance rcsmtp.rc.fas.harvard.edu and rc.fas.harvard.edu.

Hostnames with a single IP

rchelp.fas.harvard.edu resolves to: 140.247.232.230.

rcsmtp.rc.fas.harvard.edu resolves to: 140.247.232.233.

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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nJNAyKr CF johedugfp 2025-10-14