CF1760924153972-tsm20251017082432

DNSWHOIS.INFO - context21.com

Search for IP or hostnames:

context21.com checked at 2025-10-20T01:35:53.949Z 140ms 66/66/66 100% R:16

AI analysis

The parent of mail.context21.com is context21.com.

context21.com points to IP number: 85.13.138.249.

Other host names such as regen.city, mail.dsc-sportfischer.de, mail.weng-chun.de, w013a306.kasserver.com and w00d9804.kasserver.com share IPs with context21.com.

context21.com is delegated to two name servers: ns5.kasserver.com and ns6.kasserver.com.

context21.com shares the same name server setup as mhirschmann.com, spam-bot.de, green-heat-solutions.de, mauternburg.at and sobisch.net.

context21.com at least partially shares name servers with other domains, for instance tom-frank.de, kaminholz-knochentrocken.de, berlinsleeps.de, smaack.de and vgz.de.

these name servers are commonly used with ns3.ai-dns.de, ns5.name-server-kas.de, a-dns-service.de and ns3.kas-dns-server.de.

Host names with a single IP:

ns5.kasserver.com points to 85.13.128.3.

ns6.kasserver.com points to 85.13.159.101.

context21.com is handled by a single mail server, w012e882.kasserver.com.

w012e882.kasserver.com points to a single IP: 85.13.138.249.

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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pBFcRur CF johedugfp 2025-10-20