CF1760898675609-tsm20251017082432

WWW.ROBTEX.COM - 163.42.90.51

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163.42.90.51 checked at 2025-10-19T18:31:15.594Z 371ms 11/11/11 100% R:9

PTRs and A-records


RBLS
163.42.0.0/16

AS2907

shared on network route

shared on AS number

Tsukuba, Ibaraki, 🇯🇵 Japan

🇯🇵 National Institute of Informatics

163.42.90.51 Tsukuba, Ibaraki, 🇯🇵 JapanCourtesy 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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RkSiWkb CF johedugfp 2025-10-19