WWW.RTSAK.COM - doublecom.de
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doublecom.de checked at 2025-10-31T16:03:35.237Z 696ms 99/99/99 100% R:12doublecom.de
| MX | mail.doublecom.de | ||||||
| A | 202.61.233.23🇩🇪 netcup-AS | ||||||
| PTR | mxe917.netcup.net | ||||||
| MX | mxe917.netcup.net | ||||||
| A | 2a03:4000:0:520:141b:49ff:fe18:e589 🇩🇪 netcup-AS | ||||||
| PTR | mxe917.netcup.net | ||||||
| A | 202.61.233.23🇩🇪 netcup-AS | ||||||
| PTR | mxe917.netcup.net | ||||||
| NS | root-dns.netcup.net | ||||||
| A | 2a03:4000:0:1::e1e1 🇩🇪 netcup-AS | ||||||
| PTR | root-dns.netcup.net | ||||||
| A | 46.38.225.225🇩🇪 netcup-AS | ||||||
| PTR | root-dns.netcup.net | ||||||
| NS | second-dns.netcup.net | ||||||
| A | 2a03:4000:2:24b::c7c7 🇩🇪 netcup-AS | ||||||
| PTR | second-dns.netcup.net | ||||||
| A | 37.221.199.199🇩🇪 netcup-AS | ||||||
| PTR | second-dns.netcup.net | ||||||
| NS | third-dns.netcup.net | ||||||
| A | 2a03:4001:0:106::3f44 🇩🇪 netcup-AS | ||||||
| PTR | third-dns.netcup.net | ||||||
| A | 188.68.63.68🇩🇪 netcup-AS | ||||||
| PTR | third-dns.netcup.net | ||||||
| A | 2a03:4000:61:72e7::19:7467 🇩🇪 netcup-AS | ||||||
| A | 202.61.233.21🇩🇪 netcup-AS | ||||||
| PTR | ae915.netcup.net | ||||||
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 | ||||||
Up
| mail.doublecom.de | 
Starts with same word
| doublecom.com.br | 
| doublecom.de | 
Starts similarily
| doublecom.com.br | 
| mobecloud.com | 
| doublecom.de | 
AI analysis
The parent of mail.doublecom.de is doublecom.de.
doublecom.de points to two IP numbers: 2a03:4000:61:72e7::19:7467 and 202.61.233.21. 
Other host names, for instance ns.gymnasium-altenholz.de, www.gymnasium-altenholz.de, ae915.netcup.net, ospshop.de and d-vincenz.de share IP numbers with doublecom.de.
 The domain doublecom.de is delegated to three name servers: root-dns.netcup.net, second-dns.netcup.net and third-dns.netcup.net. 
doublecom.de shares name servers with other domains at least partially, for instance dynpages.de, rhsweb.de, 12jaeger.de, tao-shiatsu.com and adlerit.eu.
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
doublecom.de is handled by two mail servers: mail.doublecom.de and mxe917.netcup.net.
doublecom.de shares some mail servers with other domains, including trauringberlin.de, 5xc.eu, on-light.de, filofox.de and gemeinschaftsschule-altenholz.de. 
these mail servers are commonly used with mail.on-light-jobs.de, mail.trauringberlin.de, mail.5xc.eu, mail.on-light.de and mail.filofox.de.
Host names with two IPs:
mxe917.netcup.net points to 2a03:4000:0:520:141b:49ff:fe18:e589 and 202.61.233.23.
Host names with one IP:
mail.doublecom.de points to 202.61.233.23.
Host names pointing to 202.61.233.23:
mxe917.netcup.net and mail.doublecom.de.