CF1762321510752-tsm20251104152717

MXLIST.NET - csd21.com

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csd21.com checked at 2025-11-05T05:45:10.740Z 628ms 60/60/60 100% R:18

AI analysis

mail.csd21.com has csd21.com as its parent.

csd21.com maps to IP address 140.227.244.225.

Other host names, for example, mail.csd21.com share IP numbers with csd21.com.

Two name servers asns1.customer.ne.jp and asns2.customer.ne.jp are delegated to csd21.com.

csd21.com uses the same name server configuration as other domains, such as v1700-191.mailsecure.jp, actec.or.jp, kureha-hosp.com, warabeya.jp and furubayashi-shiko.co.jp.

Host names with a single IP address:

asns1.customer.ne.jp points to 210.150.254.86

asns2.customer.ne.jp points to 210.150.254.94

csd21.com is handled by a single mail server, mail.csd21.com.

mail.csd21.com points to one IP number: 140.227.244.225.

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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