CF1761639333569-tsm20251027103946

DNSWHOIS.INFO - irabu-h.open.ed.jp

Search for IP or hostnames:

irabu-h.open.ed.jp checked at 2025-10-28T08:15:33.544Z 527ms 63/63/63 100% R:8

irabu-h.open.ed.jp

MXirabuh-open-ed-jp01c.mail.protection.outlook.com
A2a01:111:f403:cc1a:: 🇯🇵 Microsoft
PTRmail-tycp286cu02600.inbound.protection.outlook.com
A2a01:111:f403:cc1a::3 🇯🇵 Microsoft
PTRmail-tyvp286cu00203.inbound.protection.outlook.com
A2a01:111:f403:cc1f:: 🇯🇵 Microsoft
PTRmail-os9p286cu00100.inbound.protection.outlook.com
A2a01:111:f403:cc24:: 🇯🇵 Microsoft
PTRmail-os0p286cu01300.inbound.protection.outlook.com
A52.101.124.5🇯🇵 Microsoft
PTRmail-tyvp286cu00305.inbound.protection.outlook.com
A52.101.124.6🇯🇵 Microsoft
PTRmail-tyvp286cu00206.inbound.protection.outlook.com
A52.101.157.11🇺🇸 Microsoft
PTRmail-os0p286cu01203.inbound.protection.outlook.com
A52.101.157.40🇺🇸 Microsoft
PTRmail-os9p286cu00100.inbound.protection.outlook.com
A210.151.113.187🇯🇵 SINET-AS

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 similarily

AI analysis

irabu-h.open.ed.jp points to a single IP address: 210.151.113.187.

Other host names such as school.open.ed.jp, motobu-h.open.ed.jp, miyako-h.open.ed.jp, ishikawa-h.open.ed.jp and nanbu-ch.open.ed.jp share IPs with irabu-h.open.ed.jp.

The irabuh-open-ed-jp01c.mail.protection.outlook.com mail server handles irabu-h.open.ed.jp.

irabuh-open-ed-jp01c.mail.protection.outlook.com points to eight IP numbers: 2a01:111:f403:cc1a::, 2a01:111:f403:cc1a::3, 2a01:111:f403:cc1f::, 2a01:111:f403:cc24::, 52.101.124.5, 52.101.124.6, 52.101.157.11 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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MuZIyxV CF johedugfp 2025-10-28