WWW.RTSAK.COM - 2blue.de
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2blue.de checked at 2025-11-12T08:06:42.326Z 324ms 104/104/104 100% R:23 allDone:true timedOut:false 2blue.de
| MX | s1-swiss.2blue.de | ||||||
| A | 178.209.51.135🇨🇭 Nine Internet Solutions AG | ||||||
| PTR | s1-swiss.2blue.de | ||||||
| NS | ns1.dns-2blue.de | ||||||
| A | 2001:1bc0:d::fffe 🇩🇪 Probe Networks | ||||||
| PTR | ns1.core-networks.de | ||||||
| A | 194.213.5.254🇩🇪 Probe Networks | ||||||
| PTR | ns1.core-networks.de | ||||||
| NS | ns2.dns-2blue.de | ||||||
| A | 2a02:f98:0:22::ffff 🇩🇪 SURFPLANET-AS | ||||||
| PTR | ns2.core-networks.eu | ||||||
| A | 78.111.72.98🇩🇪 SURFPLANET-AS | ||||||
| PTR | ns2.core-networks.eu | ||||||
| NS | ns3.dns-2blue.de | ||||||
| A | 2001:1bc0:d::ffff 🇩🇪 Probe Networks | ||||||
| PTR | ns3.core-networks.com | ||||||
| A | 82.96.73.254🇩🇪 Probe Networks | ||||||
| PTR | ns3.core-networks.com | ||||||
| MX | smtp-backup1.portunity.de | ||||||
| A | 2a02:a00::2:0:0:54 🇩🇪 Portunity GmbH | ||||||
| PTR | smtp-backup1.portunity.de | ||||||
| A | 217.144.128.54🇩🇪 Portunity GmbH | ||||||
| PTR | smtp-backup1.portunity.de | ||||||
| MX | smtp-backup2.portunity.de | ||||||
| A | 2a03:4000:f:5b9::25 🇩🇪 netcup-AS | ||||||
| PTR | smtp-backup2-2.portunity.de | ||||||
| A | 37.120.186.72🇩🇪 netcup-AS | ||||||
| PTR | smtp-backup2-2.portunity.de | ||||||
| A | 178.209.51.135🇨🇭 Nine Internet Solutions AG | ||||||
| PTR | s1-swiss.2blue.de | ||||||
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 | ||||||
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s1-swiss.2blue.de |
Starts with same word
Starts similarily
AI analysis
2blue.de is a parent of s1-swiss.2blue.de.
2blue.de points to a single IP address: 178.209.51.135.
Other host names such as s1-swiss.2blue.de and 2v4.de share IP numbers with 2blue.de.
2blue.de is delegated to three name servers: ns1.dns-2blue.de, ns2.dns-2blue.de and ns3.dns-2blue.de.
2blue.de at least partially shares name servers with other domains; for instance warcraftmail.de, 2v4.de and zorromail.de.
Host names with two IP numbers:
ns1.dns-2blue.de points to 2001:1bc0:d::fffe and 194.213.5.254
ns2.dns-2blue.de points to 2a02:f98:0:22::ffff and 78.111.72.98
ns3.dns-2blue.de points to 2001:1bc0:d::ffff and 82.96.73.254
Three mail servers handle 2blue.de: s1-swiss.2blue.de, smtp-backup1.portunity.de and smtp-backup2.portunity.de.
2blue.de shares at least some mail servers with other domains, for example pc-gen.de, mshmodellbau.de, hecas.net, kcnb.de and anrufbeantworter24.eu.
These mail servers are commonly used alongside smtp-in.portunity.de, mail.lambeck.de, mailgw.dc-kassel.de and mail.ega-net.de.
Host names with two IP numbers:
smtp-backup1.portunity.de points to: 2a02:a00::2:0:0:54 and 217.144.128.54
smtp-backup2.portunity.de points to: 2a03:4000:f:5b9::25 and 37.120.186.72
Host names with one IP number:
s1-swiss.2blue.de points to: 178.209.51.135