CF1759515925149-tsm20251003144104

WWW.RTSAK.COM - 221.231.138.112

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221.231.138.112 checked at 2025-10-03T18:25:25.121Z 1225ms 34/34/34 100% R:32

PTRs and A-records

IP numbers used in conjunction


RBLS
221.231.136.0/21

AS137702

Shanghai, Shanghai, 🇨🇳 China

🇨🇳 CHINATELECOM-JIANGSU-NANJING-IDC

221.231.138.112 Shanghai, Shanghai, 🇨🇳 ChinaCourtesy of ipinfo.io

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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TbOuPDW CF johedugfp 2025-10-03