IPLIST.NET - 81.212.221.18.in-addr.arpa
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81.212.221.18.in-addr.arpa checked at 2025-10-17T14:57:53.668Z 870ms 16/16/16 100% R:981.212.221.18.in-addr.arpa
| PTR | mail.threadsbysylvan.com | ||||||
| A | 18.221.212.81🇺🇸 Amazon | ||||||
| PTR | mail.threadsbysylvan.com | ||||||
212.221.18.in-addr.arpa
| NS | ns1-24-us-east-2.ec2-rdns.amazonaws.com | ||||||
| NS | ns2-24-us-east-2.ec2-rdns.amazonaws.com | ||||||
| NS | ns3-24-us-east-2.ec2-rdns.amazonaws.com | ||||||
| NS | ns4-24-us-east-2.ec2-rdns.amazonaws.com | ||||||
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