CF1759546137466-tsm20251003185623

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

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w3.u-ryukyu.ac.jp checked at 2025-10-04T02:48:57.421Z 4968ms 49/49/49 100% R:21

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, jim.u-ryukyu.ac.jp, cc.u-ryukyu.ac.jp and tbrc.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.
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xoXffbb CF johedugfp 2025-10-04