CF1760035048912-tsm20251009080619

WWW.RTSAK.COM - iisys.de

Search for IP or hostnames:

iisys.de checked at 2025-10-09T18:37:28.884Z 1070ms 101/101/101 100% R:14

iisys.de

NSdeneb.dfn.de
A2001:638:800:1::9 🇩🇪 DFN Deutsches Forschungsnetz e.V.
PTRdeneb.dfn.de
A192.76.176.9🇺🇸 DFN Deutsches Forschungsnetz e.V.
PTRdeneb.dfn.de
NSsh-dns01e.hof-university.de
A194.95.61.33🇩🇪 DFN Deutsches Forschungsnetz e.V.
PTRsh-dns01e.hof-university.de
NSsh-dns02e.hof-university.de
A194.95.61.34🇩🇪 DFN Deutsches Forschungsnetz e.V.
MXiisys-de.mail.protection.outlook.com
A2a01:111:f403:ca04::4 🇮🇪 Microsoft
PTRmail-db4pr02cu00204.inbound.protection.outlook.com
A2a01:111:f403:ca04::d 🇮🇪 Microsoft
PTRmail-db6pr03cu00105.inbound.protection.outlook.com
A2a01:111:f403:ca09::1 🇳🇱 Microsoft
PTRmail-as9pr07cu00301.inbound.protection.outlook.com
A2a01:111:f403:ca09::7 🇳🇱 Microsoft
PTRmail-am9pr04cu00107.inbound.protection.outlook.com
A52.101.68.0🇮🇪 Microsoft
PTRmail-db3pr0202cu00100.inbound.protection.outlook.com
A52.101.68.32🇮🇪 Microsoft
PTRmail-db3pr0202cu00200.inbound.protection.outlook.com
A52.101.73.8🇳🇱 Microsoft
PTRmail-am0pr04cu00500.inbound.protection.outlook.com
A52.101.73.28🇳🇱 Microsoft
PTRmail-am7pr05cu00204.inbound.protection.outlook.com
A194.95.60.175🇩🇪 DFN Deutsches Forschungsnetz e.V.
PTRitfo-2026.iisys.de

de

NSa.nic.de
NSf.nic.de
NSz.nic.de
NSl.de.net
NSn.de.net
NSs.de.net

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AI analysis

iisys.de is a parent of itfo-2026.iisys.de.

iisys.de points to a single IP number: 194.95.60.175.

Other host names, for instance itfo-2026.iisys.de, share IP numbers with iisys.de.

The delegation for iisys.de is handled by three name servers: deneb.dfn.de, sh-dns01e.hof-university.de and sh-dns02e.hof-university.de.

iisys.de at least partially shares name servers with other domains, for instance hs-rosenheim.de, nff.tu-bs.de, 143.93.143.in-addr.arpa, crossasia.org and vgk.de.

These name servers are commonly used together with the name servers rzdnsprime.rz.tu-bs.de, rzdnssecond.rz.tu-bs.de, dns1.bfinv.de, dns2.bfinv.de, dns-2.dfn.de, dns-3.dfn.de, ns1.staatsbibliothek-berlin.de, ns.staatsbibliothek-berlin.de, dns1.hereon.de and dns2.hereon.de.

Host names with two IP numbers:

deneb.dfn.de points to 2001:638:800:1::9 and 192.76.176.9.

Host names with one IP number:

sh-dns01e.hof-university.de points to 194.95.61.33.

sh-dns02e.hof-university.de points to 194.95.61.34.

iisys.de is handled by a single mail server, iisys-de.mail.protection.outlook.com.

iisys-de.mail.protection.outlook.com resolves to eight IP addresses: 2a01:111:f403:ca04::4, 2a01:111:f403:ca04::d, 2a01:111:f403:ca09::1, 2a01:111:f403:ca09::7, 52.101.68.0, 52.101.68.32, 52.101.73.8 and 52.101.73.28.

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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sEUlZzZ CF johedugfp 2025-10-09