IPLIST.NET - 51.237.159.66.in-addr.arpa
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51.237.159.66.in-addr.arpa checked at 2025-11-19T18:04:07.351Z 1100ms 16/16/16 100% R:9 allDone:true timedOut:false 51.237.159.66.in-addr.arpa
| PTR | mx13-00a12c02.pphosted.com | ||||||
| A | 66.159.237.51🇺🇸 PROOFPOINT-ASN-EU | ||||||
| PTR | mx13-00a12c02.pphosted.com | ||||||
237.159.66.in-addr.arpa
| NS | pdns99.ultradns.biz | ||||||
| NS | ns1.proofpoint.com | ||||||
| NS | ns3.proofpoint.com | ||||||
| NS | pdns99.ultradns.com | ||||||
| NS | pdns99.ultradns.net | ||||||
| NS | pdns99.ultradns.org | ||||||
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