CF1759686990718-tsm20251005092912

WWW.RTSAK.COM - yokatsu-h.open.ed.jp

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yokatsu-h.open.ed.jp checked at 2025-10-05T17:56:30.706Z 426ms 63/63/63 100% R:15

yokatsu-h.open.ed.jp

MXyokatsuh-open-ed-jp01i.mail.protection.outlook.com
A2a01:111:f403:cc1a::2 🇯🇵 Microsoft
PTRmail-tyvp286cu00302.inbound.protection.outlook.com
A2a01:111:f403:cc1f:: 🇯🇵 Microsoft
PTRmail-os9p286cu00100.inbound.protection.outlook.com
A2a01:111:f403:cc1f::1 🇯🇵 Microsoft
PTRmail-os0p286cu01201.inbound.protection.outlook.com
A2a01:111:f403:cc24:: 🇯🇵 Microsoft
PTRmail-os0p286cu01300.inbound.protection.outlook.com
A52.101.124.0🇯🇵 Microsoft
PTRmail-tycp286cu02600.inbound.protection.outlook.com
A52.101.124.5🇯🇵 Microsoft
PTRmail-tyvp286cu00305.inbound.protection.outlook.com
A52.101.157.10🇺🇸 Microsoft
PTRmail-os0p286cu01302.inbound.protection.outlook.com
A52.101.157.40🇺🇸 Microsoft
PTRmail-os9p286cu00100.inbound.protection.outlook.com
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

AI analysis

yokatsu-h.open.ed.jp resolves to one IP number: 210.151.113.187.

other host names including yomei-h.open.ed.jp, koyo-h.open.ed.jp, gushikawa-ch.open.ed.jp, okisui-h.open.ed.jp and miyasou-h.open.ed.jp share IP numbers with yokatsu-h.open.ed.jp.

yokatsu-h.open.ed.jp is handled by a single mail server, yokatsuh-open-ed-jp01i.mail.protection.outlook.com.

Host yokatsuh-open-ed-jp01i.mail.protection.outlook.com points to eight IP numbers: 2a01:111:f403:cc1a::2, 2a01:111:f403:cc1f::, 2a01:111:f403:cc1f::1, 2a01:111:f403:cc24::, 52.101.124.0, 52.101.124.5, 52.101.157.10 and 52.101.157.40.

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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mjphbPI CF johedugfp 2025-10-05