CF1758829424812-tsm20250925114901

WWW.RTSAK.COM - rca.open.ed.jp

Search for IP or hostnames:

rca.open.ed.jp checked at 2025-09-25T19:43:44.670Z 1470ms 23/23/23 100% R:10

rca.open.ed.jp

CNAMEschool.open.ed.jp
A210.151.113.187🇯🇵 National Institute of Informatics

open.ed.jp

NSns1-06.azure-dns.com
NSns4-06.azure-dns.info
NSns2-06.azure-dns.net
NSns3-06.azure-dns.org
MXopen-ed-jp.mail.protection.outlook.com
rank #276679 globally
rank #4640 in the tld

Starts with same word

Starts similarily

AI analysis

rca.open.ed.jp resolves to one IP number: 210.151.113.187.

other host names including hentona-h.open.ed.jp, itoman-h.open.ed.jp, nishihara-h.open.ed.jp, kyuyo-h.open.ed.jp and nago-h.open.ed.jp share IP numbers with rca.open.ed.jp.

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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AYaJkjf CF johedugfp 2025-09-25