CF1760813962840-tsm20251017082432

WWW.RTSAK.COM - 21data.de

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21data.de checked at 2025-10-18T18:59:22.797Z 460ms 60/60/60 100% R:15

AI analysis

mail.21data.de is a child of 21data.de.

21data.de resolves to one IP number: 178.254.0.101.

Other host names, for instance premium-naturprodukte.de, sport22.de, afrudolph.de, nelsen.de and lavinia-schneiderei.de share IP numbers with 21data.de.

21data.de's delegation uses two name servers: ns01.1blu.de and ns02.1blu.de.

21data.de uses the same name server setup as other domains, such as 22skys.de, otteni.de, 4wn.de, sub3.de and svensemann.de.

Host names with a single IP address: ns01.1blu.de points to 87.238.195.66; ns02.1blu.de points to 178.254.5.130.

A single mail server handles 21data.de, mail.21data.de.

Host name mail.21data.de resolves to a single IP: 178.254.4.101.

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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eTpjQAq CF johedugfp 2025-10-18