ROBTEX.COM - csd21.com
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csd21.com checked at 2025-12-06T02:26:34.995Z 3297ms 60/60/60 100% R:12 allDone:true timedOut:false csd21.com
| MX | mail.csd21.com | ||||||
| A | 140.227.244.225🇯🇵 InfoSphere | ||||||
| PTR | csd21.com | ||||||
| NS | asns1.customer.ne.jp | ||||||
| A | 210.150.254.86🇯🇵 InfoSphere | ||||||
| PTR | asns1.customer.ne.jp | ||||||
| NS | asns2.customer.ne.jp | ||||||
| A | 210.150.254.94🇯🇵 InfoSphere | ||||||
| PTR | asns2.customer.ne.jp | ||||||
| A | 140.227.244.225🇯🇵 InfoSphere | ||||||
| PTR | csd21.com | ||||||
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mail.csd21.com |
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AI analysis
csd21.com is the parent of mail.csd21.com.
csd21.com resolves to a single IP address: 140.227.244.225.
Other host names, for instance mail.csd21.com, share IP numbers with csd21.com.
csd21.com's delegation uses two name servers, asns1.customer.ne.jp and asns2.customer.ne.jp.
csd21.com shares the same name server setup as other domains, for example v1700-191.mailsecure.jp, actec.or.jp, kureha-hosp.com, warabeya.jp and the-nicecorp.com.
Host names with a single IP:
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 a single IP: 140.227.244.225.