CF1759477103864-tsm20251002182459

WWW.RTSAK.COM - www.fs-ist.de

Search for IP or hostnames:

www.fs-ist.de checked at 2025-10-03T07:38:23.846Z 624ms 127/127/127 100% R:15

www.fs-ist.de

CNAMEfs-ist.de
NSroot-dns.netcup.net
A2a03:4000:0:1::e1e1 🇩🇪 netcup GmbH
PTRroot-dns.netcup.net
A46.38.225.225🇩🇪 netcup GmbH
PTRroot-dns.netcup.net
NSsecond-dns.netcup.net
A2a03:4000:2:24b::c7c7 🇩🇪 netcup GmbH
PTRsecond-dns.netcup.net
A37.221.199.199🇩🇪 netcup GmbH
PTRsecond-dns.netcup.net
NSthird-dns.netcup.net
A2a03:4001:0:106::3f44 🇩🇪 netcup GmbH
PTRthird-dns.netcup.net
A188.68.63.68🇩🇪 netcup GmbH
PTRthird-dns.netcup.net
MXa2681.mx.srv.dfn.de
A2001:638:d:c301:acdc:1979:2:e2 🇩🇪 DFN Deutsches Forschungsnetz e.V.
PTRa2681.mx.srv.dfn.de
A194.95.233.42🇩🇪 DFN Deutsches Forschungsnetz e.V.
PTRa2681.mx.srv.dfn.de
MXb2681.mx.srv.dfn.de
A2001:638:d:c302:acdc:1979:2:e2 🇩🇪 DFN Deutsches Forschungsnetz e.V.
PTRb2681.mx.srv.dfn.de
A194.95.235.42🇩🇪 DFN Deutsches Forschungsnetz e.V.
PTRb2681.mx.srv.dfn.de
MXc2681.mx.srv.dfn.de
A2001:638:d:c303:acdc:1979:2:e2 🇩🇪 DFN Deutsches Forschungsnetz e.V.
PTRc2681.mx.srv.dfn.de
A194.95.239.42🇩🇪 DFN Deutsches Forschungsnetz e.V.
PTRc2681.mx.srv.dfn.de
MXmail.fs.e-technik.tu-darmstadt.de
A2001:41b8:832:202::8 🇩🇪 MANDA
PTRmail.fs.e-technik.tu-darmstadt.de
A130.83.183.1🇩🇪 MANDA
PTRmail.fs.e-technik.tu-darmstadt.de
A2001:41b8:832:202::2 🇩🇪 MANDA
PTRmaxwell.fs.e-technik.tu-darmstadt.de
A130.83.183.6🇩🇪 MANDA
PTRmaxwell.fs.e-technik.tu-darmstadt.de

fs-ist.de

NSroot-dns.netcup.net
NSsecond-dns.netcup.net
NSthird-dns.netcup.net
MXa2681.mx.srv.dfn.de
MXb2681.mx.srv.dfn.de
MXc2681.mx.srv.dfn.de
MXmail.fs.e-technik.tu-darmstadt.de
A2001:41b8:832:202::2 🇩🇪 MANDA
A130.83.183.6🇩🇪 MANDA

Starts with same word

Starts similarily

AI analysis

www.fs-ist.de points to two IP numbers: 2001:41b8:832:202::2 and 130.83.183.6.

Other host names, for instance fs-etit.de, www.fs-etit.de, fsetit.de, u.fs-etit.de and fs-ist.de share IP numbers with www.fs-ist.de.

The domain www.fs-ist.de is delegated to three name servers: root-dns.netcup.net, second-dns.netcup.net and third-dns.netcup.net.

www.fs-ist.de shares name servers with other domains at least partially, for instance qrconcept.de, hupe2.de, groschenblatt.at, miniliga.at and memegenerator.de.

Host names with two IP numbers:

root-dns.netcup.net points to 2a03:4000:0:1::e1e1 and 46.38.225.225

second-dns.netcup.net points to 2a03:4000:2:24b::c7c7 and 37.221.199.199

third-dns.netcup.net points to 2a03:4001:0:106::3f44 and 188.68.63.68

www.fs-ist.de is handled by four mail servers: a2681.mx.srv.dfn.de, b2681.mx.srv.dfn.de, c2681.mx.srv.dfn.de and mail.fs.e-technik.tu-darmstadt.de.

www.fs-ist.de shares some mail servers with other domains, including ac.chemie.tu-darmstadt.de, sla.tu-darmstadt.de, tk.informatik.tu-darmstadt.de, fdy.maschinenbau.tu-darmstadt.de and mmag.hrz.tu-darmstadt.de.

These mail servers are commonly used together with mail.hosting.asta.tu-darmstadt.de, byron.asta.tu-darmstadt.de and mail.asta.tu-darmstadt.de.

Host names with two IP numbers:

a2681.mx.srv.dfn.de resolves to 2001:638:d:c301:acdc:1979:2:e2 and 194.95.233.42.

b2681.mx.srv.dfn.de resolves to 2001:638:d:c302:acdc:1979:2:e2 and 194.95.235.42.

c2681.mx.srv.dfn.de resolves to 2001:638:d:c303:acdc:1979:2:e2 and 194.95.239.42.

mail.fs.e-technik.tu-darmstadt.de resolves to 2001:41b8:832:202::8 and 130.83.183.1.

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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PztpxuD CF johedugfp 2025-10-03