CF1763534223991-tsm20251116095642

IPLIST.NET - 121.31.223.in-addr.arpa

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121.31.223.in-addr.arpa checked at 2025-11-19T06:37:03.865Z 2432ms 12/12/12 100% R:10 allDone:true timedOut:false

121.31.223.in-addr.arpa

PTR223-30-0-0.lan.sify.net

31.223.in-addr.arpa

PTRfirewall.oppomobileswb.in
NSpdns.sify.net
NSsdns.sify.net

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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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