WWW.RTSAK.COM - first4u.de
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first4u.de checked at 2025-10-18T07:44:06.238Z 216ms 75/75/75 100% R:16first4u.de
| NS | a-dns-service.de | ||||||
| A | 135.181.2.96🇫🇮 Hetzner | ||||||
| PTR | a-dns-service.de | ||||||
| NS | ns5.kasserver.com | ||||||
| A | 85.13.128.3🇩🇪 Neue Medien Muennich | ||||||
| PTR | ns5.kasserver.com | ||||||
| NS | ns6.kasserver.com | ||||||
| A | 85.13.159.101🇩🇪 Neue Medien Muennich | ||||||
| PTR | ns6.kasserver.com | ||||||
| MX | w013097f.kasserver.com | ||||||
| A | 85.13.153.211🇩🇪 Neue Medien Muennich | ||||||
| PTR | dd37134.kasserver.com | ||||||
| NS | ns3.kas-dns-server.de | ||||||
| A | 85.13.179.179🇩🇪 Neue Medien Muennich | ||||||
| PTR | 85-13-179-179-static.kasserver.com | ||||||
| A | 85.13.153.211🇩🇪 Neue Medien Muennich | ||||||
| PTR | dd37134.kasserver.com | ||||||
de
| NS | a.nic.de | ||||||
| NS | f.nic.de | ||||||
| NS | z.nic.de | ||||||
| NS | l.de.net | ||||||
| NS | n.de.net | ||||||
| NS | s.de.net | ||||||
Starts with same word
first4u.de |
Starts similarily
AI analysis
first4u.de resolves to one IP number: 85.13.153.211.
other host names including mail.karfunkel-verlag.de, mail.autohof-strohofer.de, mail.babyknowhow.de, w0205c0b.kasserver.com and mail.liegerad.de share IP numbers with first4u.de.
first4u.de is delegated to four name servers: a-dns-service.de, ns5.kasserver.com, ns6.kasserver.com and ns3.kas-dns-server.de.
first4u.de at least partially shares name servers with other domains, for instance frownies.de, vhsim-netz.de, studendo.at, keiler-bauer.at and aktionsprospekt.de.
These name servers are commonly used alongside ns3.ai-dns.de and ns5.name-server-kas.de.
Host names with one IP number: a-dns-service.de points to 135.181.2.96; ns5.kasserver.com points to 85.13.128.3; ns6.kasserver.com points to 85.13.159.101; ns3.kas-dns-server.de points to 85.13.179.179.
first4u.de is handled by a single mail server, w013097f.kasserver.com.
first4u.de shares the same mail server setup as other domains, for instance eg-busvermietung.de, eg-travel.de, gruppenreise.de, eg24h.de and gruppen.de.
w013097f.kasserver.com resolves to IP 85.13.153.211.