CF1763487276004-tsm20251116095642

WWW.RTSAK.COM - 123.21.161.18.in-addr.arpa

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123.21.161.18.in-addr.arpa checked at 2025-11-18T17:34:35.993Z 56ms 16/16/16 100% R:8 allDone:true timedOut:false

123.21.161.18.in-addr.arpa

PTRserver-18-161-21-123.bos50.r.cloudfront.net
A18.161.21.123🇺🇸 Amazon
PTRserver-18-161-21-123.bos50.r.cloudfront.net

21.161.18.in-addr.arpa

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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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