WWW.RTSAK.COM - open-source.co.jp

Search for IP or hostnames:

open-source.co.jp checked at 2025-09-17T10:36:14.220Z 200ms 77/77/77 100% R:16

`open-source.co.jp`

NS	`ns1.dns.ne.jp`
		A	61.211.236.1^{🇯🇵 SAKURA internet AS9370}
			PTR	`ns1.dns.ne.jp`
NS	`ns2.dns.ne.jp`
		A	133.167.21.1^{🇯🇵 SAKURA internet AS9371}
			PTR	`ns2.dns.ne.jp`
MX	`opensource-co-jp01b.mail.protection.outlook.com`
		A	2a01:111:f403:cc1a:: ^{🇯🇵 Microsoft}
			PTR	`mail-tycp286cu02600.inbound.protection.outlook.com`
		A	2a01:111:f403:cc1a::3 ^{🇯🇵 Microsoft}
			PTR	`mail-tyvp286cu00203.inbound.protection.outlook.com`
		A	2a01:111:f403:cc1f:: ^{🇯🇵 Microsoft}
			PTR	`mail-os9p286cu00100.inbound.protection.outlook.com`
		A	2a01:111:f403:cc1f::1 ^{🇯🇵 Microsoft}
			PTR	`mail-os0p286cu01201.inbound.protection.outlook.com`
		A	52.101.124.0^{🇯🇵 Microsoft}
			PTR	`mail-tycp286cu02600.inbound.protection.outlook.com`
		A	52.101.124.5^{🇯🇵 Microsoft}
			PTR	`mail-tyvp286cu00305.inbound.protection.outlook.com`
		A	52.101.124.6^{🇯🇵 Microsoft}
			PTR	`mail-tyvp286cu00206.inbound.protection.outlook.com`
		A	52.101.157.11^{🇺🇸 Microsoft}
			PTR	`mail-os0p286cu01203.inbound.protection.outlook.com`

www.open-source.co.jp

rproxy.open-source.co.jp

open-source.co.jp is a parent of www.open-source.co.jp and rproxy.open-source.co.jp.

open-source.co.jp is delegated to two name servers ns1.dns.ne.jp and ns2.dns.ne.jp.

open-source.co.jp shares the same name server setup as other domains, for instance gure-corporation.com, clientprev.com, zatch.net, sk-hs.com and nannan.sakura.ne.jp.

Host names with one IP number:

open-source.co.jp is handled by a single mail server, opensource-co-jp01b.mail.protection.outlook.com.

Host opensource-co-jp01b.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:cc1f::1, 52.101.124.0, 52.101.124.5, 52.101.124.6 and 52.101.157.11.

dbq