CF1759847310596-tsm20251005211530

WWW.ROBTEX.COM - w3.u-ryukyu.ac.jp

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w3.u-ryukyu.ac.jp checked at 2025-10-07T14:28:30.571Z 66ms 49/49/49 100% R:8

w3.u-ryukyu.ac.jp

MXmx0.u-ryukyu.ac.jp
A133.13.7.5🇯🇵 RAINS
PTRmx0.u-ryukyu.ac.jp
A133.13.7.100🇯🇵 RAINS
PTRw3.u-ryukyu.ac.jp

u-ryukyu.ac.jp

NSdns1.u-ryukyu.ac.jp
MXmx0.u-ryukyu.ac.jp
NSns0.u-ryukyu.ac.jp
NSdns-x.sinet.ad.jp
A133.13.6.2🇯🇵 RAINS
rank #40426 globally
rank #790 in the tld

PTR for

Starts with same word

Starts similarily

AI analysis

w3.u-ryukyu.ac.jp points to a single IP number: 133.13.7.100.

w3.u-ryukyu.ac.jp is handled by a single mail server, mx0.u-ryukyu.ac.jp.

w3.u-ryukyu.ac.jp shares the same mail server setup as other domains, for instance dep.u-ryukyu.ac.jp, u-ryukyu.ac.jp, cc.u-ryukyu.ac.jp, tbrc.u-ryukyu.ac.jp and lib.u-ryukyu.ac.jp.

Host name mx0.u-ryukyu.ac.jp points to IP address 133.13.7.5.

Perform reverse DNS lookup as well as normal forward DNS. Check Autonomous System Numbers (ASNs) and BGP connections between Internet Service Providers.
dbq

ImCwioI CF johedugfp 2025-10-07