CF1757957273725-tsm20250914164358

IPLIST.NET - 20.139.in-addr.arpa

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20.139.in-addr.arpa checked at 2025-09-15T17:27:53.602Z 1337ms 56/56/56 100% R:14

20.139.in-addr.arpa

NSdns-1.dfn.de
A2001:638:d:b101::1 🇩🇪 DFN Deutsches Forschungsnetz e.V.
PTRdns-1.dfn.de
A193.174.75.50🇩🇪 DFN Deutsches Forschungsnetz e.V.
PTRdns-1.dfn.de
NSdns-3.dfn.de
A2001:638:d:b103::1 🇩🇪 DFN Deutsches Forschungsnetz e.V.
PTRdns-3.dfn.de
A193.174.75.58🇩🇪 DFN Deutsches Forschungsnetz e.V.
PTRdns-3.dfn.de
NSedns1.hrz.tu-freiberg.de
A139.20.202.97🇩🇪 DFN Deutsches Forschungsnetz e.V.
PTRedns1.hrz.tu-freiberg.de
NSedns2.hrz.tu-freiberg.de
A139.20.202.98🇩🇪 DFN Deutsches Forschungsnetz e.V.
PTRedns2.hrz.tu-freiberg.de

139.in-addr.arpa

NSr.arin.net
NSu.arin.net
NSx.arin.net
NSy.arin.net
NSz.arin.net
NSarin.authdns.ripe.net

Starts with same word

Starts similarily

AI analysis

Four name servers, dns-1.dfn.de, dns-3.dfn.de, edns1.hrz.tu-freiberg.de and edns2.hrz.tu-freiberg.de, are delegated to 20.139.in-addr.arpa.

The name servers of 20.139.in-addr.arpa are at least partially shared with other domains such as 114.201.212.in-addr.arpa, kuestendaten.de, embl-em.de, wh10.tu-dresden.de, and klimaresilienz-zentrum.de.

Often, the name servers dns-2.dfn.de, zs1.rz.rwth-aachen.de, zs2.rz.rwth-aachen.de, adns1.zih.tu-dresden.de, adns2.zih.tu-dresden.de, dnsisp1.dwd.de, dnsisp2.dwd.de, deneb.dfn.de, news.uni-leipzig.de, and dfnserv1.urz.uni-magdeburg.de are used together.

dns-1.dfn.de and dns-3.dfn.de each point to multiple IP numbers: 2001:638:d:b101::1, 193.174.75.50, 2001:638:d:b103::1, and 193.174.75.58. Whereas edns1.hrz.tu-freiberg.de and edns2.hrz.tu-freiberg.de point to single IP numbers: 139.20.202.97 and 139.20.202.98 respectively.

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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UWjXiDa CF johedugfp 2025-09-15