CF1760137931945-tsm20251010183831

WWW.RTSAK.COM - 138.137.139.212.in-addr.arpa

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138.137.139.212.in-addr.arpa checked at 2025-10-10T23:12:11.930Z 434ms 16/16/16 100% R:11

138.137.139.212.in-addr.arpa

PTRmk-inboundfilter-3-a-1.b2b.uk.tiscali.com
A212.139.137.138🇬🇧 TISCALI-UK
PTRmk-inboundfilter-3-a-1.b2b.uk.tiscali.com

137.139.212.in-addr.arpa

NSds0.opaltelecom.net
NSds1.opaltelecom.net
NSds2.opaltelecom.net

Starts with same word

Starts similarily

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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