IPLIST.NET - 13.31.12.221.in-addr.arpa
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13.31.12.221.in-addr.arpa checked at 2025-11-26T18:28:01.504Z 1267ms 28/28/28 100% R:15 allDone:true timedOut:false 13.31.12.221.in-addr.arpa
| PTR | smtp.h3c.com | ||||||
| A | 60.191.123.50🇨🇳 CHINA-TELECOM | ||||||
| PTR | smtp.h3c.com | ||||||
| A | 60.191.123.56🇨🇳 CHINA-TELECOM | ||||||
| PTR | smtp.h3c.com | ||||||
| A | 221.12.31.13🇨🇳 CHINA169-Backbone | ||||||
| PTR | smtp.h3c.com | ||||||
| A | 221.12.31.56🇨🇳 CHINA169-Backbone | ||||||
| PTR | smtp.h3c.com | ||||||
31.12.221.in-addr.arpa
| NS | hzdns-2.zjnetcom.com | ||||||
| NS | hzdns.zjnetcom.com | ||||||
| NS | jhdns.zjnetcom.com | ||||||
| NS | nbdns.zjnetcom.com | ||||||
| NS | wzdns.zjnetcom.com | ||||||