CF1763531051151-tsm20251116095642

DNSWHOIS.INFO - kleffners.de

Search for IP or hostnames:

kleffners.de checked at 2025-11-19T05:44:11.070Z 1050ms 101/101/101 100% R:11 allDone:true timedOut:false

kleffners.de

MXmx01.hornetsecurity.com
A94.100.132.8🇩🇪 MK-NETZDIENSTE-AS
PTRmx01.hornetsecurity.com
MXmx02.hornetsecurity.com
A94.100.136.8🇩🇪 kyberio GmbH
PTRmx02.hornetsecurity.com
MXmx03.hornetsecurity.com
A94.100.134.8🇩🇪 NCORE-AS
PTRmx03.hornetsecurity.com
MXmx04.hornetsecurity.com
A94.100.136.7🇩🇪 kyberio GmbH
PTRmx04.hornetsecurity.com
NSroot-dns.netcup.net
A2a03:4000:0:1::e1e1 🇩🇪 netcup-AS
PTRroot-dns.netcup.net
A46.38.225.225🇩🇪 netcup-AS
PTRroot-dns.netcup.net
NSsecond-dns.netcup.net
A2a03:4000:2:24b::c7c7 🇩🇪 netcup-AS
PTRsecond-dns.netcup.net
A37.221.199.199🇩🇪 netcup-AS
PTRsecond-dns.netcup.net
NSthird-dns.netcup.net
A2a03:4001:0:106::3f44 🇩🇪 netcup-AS
PTRthird-dns.netcup.net
A188.68.63.68🇩🇪 netcup-AS
PTRthird-dns.netcup.net
A2a03:4000:2c:2f2:14:3765:0:18 🇩🇪 netcup-AS
PTRrw0b71.webhosting.systems
A185.243.11.113🇩🇪 netcup-AS
PTRrw0b71.webhosting.systems

de

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

Starts with same word

Starts similarily

AI analysis

kleffners.de resolves to two IP numbers: 2a03:4000:2c:2f2:14:3765:0:18 and 185.243.11.113.

Other host names, for instance heinrich-raeder.de, autohaus-ostmann.eu, www.arion.or.at, mail.salute-horn.at and checken.de share IP numbers with kleffners.de.

kleffners.de is delegated to three name servers: root-dns.netcup.net, second-dns.netcup.net and third-dns.netcup.net.

kleffners.de partially shares name servers with other domains; examples include htl-anmeldung.at, gehackt.de, radiopass.de, hyperstream.de and betonline.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.

kleffners.de is handled by four mail servers: mx01.hornetsecurity.com, mx02.hornetsecurity.com, mx03.hornetsecurity.com and mx04.hornetsecurity.com.

kleffners.de shares some mail servers with other domains, at least partially, such as roark.com, luftundklima.com, pmu.ac.at, kallas-edelstahl.de and tramann.de.

Host names with one IP:

mx01.hornetsecurity.com points to 94.100.132.8

mx02.hornetsecurity.com points to 94.100.136.8

mx03.hornetsecurity.com points to 94.100.134.8

mx04.hornetsecurity.com points to 94.100.136.7

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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