CF1762605195257-tsm20251105200708

DNSWHOIS.INFO - 21.20.141.in-addr.arpa

Search for IP or hostnames:

21.20.141.in-addr.arpa checked at 2025-11-08T12:33:15.243Z 342ms 45/45/45 100% R:21

21.20.141.in-addr.arpa

NSbuffy.cms.hu-berlin.de
A141.20.2.3🇩🇪 DFN Deutsches Forschungsnetz e.V.
PTRbuffy.cms.hu-berlin.de
NShpcom.rz.hu-berlin.de
A141.20.1.3🇩🇪 DFN Deutsches Forschungsnetz e.V.
PTRhpcom.rz.hu-berlin.de
NSsuncom.rz.hu-berlin.de
A141.20.1.31🇩🇪 DFN Deutsches Forschungsnetz e.V.
PTRsuncom.rz.hu-berlin.de

20.141.in-addr.arpa

NSdns-3.dfn.de
NSns.tu-berlin.de
NSbuffy.cms.hu-berlin.de
NShpcom.rz.hu-berlin.de
NSsuncom.rz.hu-berlin.de

Up

Starts with same word

Starts similarily

AI analysis

21.20.141.in-addr.arpa is a parent of 57.21.20.141.in-addr.arpa, 158.21.20.141.in-addr.arpa, 204.21.20.141.in-addr.arpa, 145.21.20.141.in-addr.arpa and 58.21.20.141.in-addr.arpa, plus a few other host names.

The domain 21.20.141.in-addr.arpa is delegated to three name servers: buffy.cms.hu-berlin.de, hpcom.rz.hu-berlin.de and suncom.rz.hu-berlin.de.

21.20.141.in-addr.arpa shares name servers with other domains at least partially, for instance 156.20.141.in-addr.arpa, cmb.hu-berlin.de, lists.hu-berlin.de, 84.20.141.in-addr.arpa and mgmt.hu-berlin.de.

these name servers are commonly used with dns-3.dfn.de, vserv.wiwi.hu-berlin.de, ns.tu-berlin.de, dns3.physik.hu-berlin.de, dns6.physik.hu-berlin.de, dfn-3.dfn.de and katalog.ub.hu-berlin.de.

Host names with a single IP number:

buffy.cms.hu-berlin.de points to 141.20.2.3.

hpcom.rz.hu-berlin.de points to 141.20.1.3.

suncom.rz.hu-berlin.de points to 141.20.1.31.

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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