`college-information.com`

DNSSEC	⚠️ Not signed
A	162.43.118.135^{🇯🇵 XSERVER-AS162.43.112.0/21 XSERVER Inc.}
		PTR	`sv13454.xserver.jp`
NS	`ns1.xserver.jp` ⭐
		A	202.226.36.164^{🇯🇵 XSERVER-AS202.226.36.0/22 XSERVER Inc.}
		A	202.226.36.170^{🇯🇵 XSERVER-AS202.226.36.0/22 XSERVER Inc.}
		A	202.226.36.246^{🇯🇵 XSERVER-AS202.226.36.0/22 XSERVER Inc.}
			PTR	`ns1.xserver.jp`
NS	`ns2.xserver.jp`
		A	35.72.43.26^{🇯🇵 Amazon35.72.0.0/13 EC2 NRT prefix}
			PTR	`ns2.xserver.jp`
NS	`ns3.xserver.jp`
		A	202.226.36.247^{🇯🇵 XSERVER-AS202.226.36.0/22 XSERVER Inc.}
			PTR	`ns3.xserver.jp`
NS	`ns4.xserver.jp`
		A	183.90.224.226^{🇯🇵 XSERVER-AS183.90.224.0/20 XSERVER Inc.}
		A	183.90.224.230^{🇯🇵 XSERVER-AS183.90.224.0/20 XSERVER Inc.}
		A	202.226.39.247^{🇯🇵 XSERVER-AS202.226.36.0/22 XSERVER Inc.}
			PTR	`ns4.xserver.jp`
NS	`ns5.xserver.jp`
		A	157.112.182.218^{🇯🇵 XSERVER-AS157.112.176.0/21 XSERVER Inc.}
		A	157.112.182.220^{🇯🇵 XSERVER-AS157.112.176.0/21 XSERVER Inc.}
		A	202.226.37.247^{🇯🇵 XSERVER-AS202.226.36.0/22 XSERVER Inc.}
			PTR	`ns5.xserver.jp`
MX	`college-information.com` ⭐
		A	162.43.118.135^{🇯🇵 XSERVER-AS162.43.112.0/21 XSERVER Inc.}
			PTR	`sv13454.xserver.jp`
TXT	`v=spf1 +a:sv13454.xserver.jp +a:college-information.com +mx include:spf.sende...`
SOA	`ns1.xserver.jp`root@xserver.jp serial=0

`com`

	DNSSEC	🔒 Signed (DS record present)
	NS	`a.gtld-servers.net` ⭐
	NS	`b.gtld-servers.net`
	NS	`c.gtld-servers.net`
	NS	`d.gtld-servers.net`
	NS	`e.gtld-servers.net`
	NS	`f.gtld-servers.net`
	NS	`g.gtld-servers.net`
	NS	`h.gtld-servers.net`
	NS	`i.gtld-servers.net`
	NS	`j.gtld-servers.net`
	NS	`k.gtld-servers.net`
	NS	`l.gtld-servers.net`
	NS	`m.gtld-servers.net`
	SOA	`a.gtld-servers.net`nstld@verisign-grs.com serial=1774700687

MX for

college-information.com

Subdomains

hostmaster.college-information.com

Same first word

college-information.com

DNS History

13 records (7 active, 6 former)

○NSdns01.muumuu-domain.com2019-12-21 → 2019-12-21 · 3 obs

● 2019-12-21 07:35:56
○ 2026-02-15 02:14:10
○ 2026-03-28 12:39:18

○NSdns02.muumuu-domain.com2019-12-21 → 2019-12-21 · 3 obs

● 2019-12-21 07:35:56
○ 2026-02-15 02:14:10
○ 2026-03-28 12:39:18

●NSns1.xserver.jp2026-02-15 → 2026-03-28 · 3 obs

○ 2019-12-21 07:35:56
● 2026-02-15 02:14:10
● 2026-03-28 12:39:18

●NSns2.xserver.jp2026-02-15 → 2026-03-28 · 3 obs

○ 2019-12-21 07:35:56
● 2026-02-15 02:14:10
● 2026-03-28 12:39:18

●NSns3.xserver.jp2026-02-15 → 2026-03-28 · 3 obs

○ 2019-12-21 07:35:56
● 2026-02-15 02:14:10
● 2026-03-28 12:39:18

●NSns4.xserver.jp2026-02-15 → 2026-03-28 · 3 obs

○ 2019-12-21 07:35:56
● 2026-02-15 02:14:10
● 2026-03-28 12:39:18

●NSns5.xserver.jp2026-02-15 → 2026-03-28 · 3 obs

○ 2019-12-21 07:35:56
● 2026-02-15 02:14:10
● 2026-03-28 12:39:18

●MXcollege-information.com2026-02-15 → 2026-03-28 · 3 obs

○ 2019-12-21 07:35:56
● 2026-02-15 02:14:10
● 2026-03-28 12:39:18

○MXmx01.lolipop.jp2019-12-21 → 2019-12-21 · 3 obs

● 2019-12-21 07:35:56
○ 2026-02-15 02:14:10
○ 2026-03-28 12:39:18

●A162.43.118.1352026-02-15 → 2026-03-28 · 3 obs

○ 2019-12-21 07:35:56
● 2026-02-15 02:14:10
● 2026-03-28 12:39:18

○A163.44.185.2452019-12-21 → 2019-12-21 · 4 obs

○ 2016-12-30 12:39:06
● 2019-12-21 07:35:56
○ 2026-02-15 02:14:10
○ 2026-03-28 12:39:18

○A207.148.248.1432015-11-07 → 2016-12-30 · 5 obs

○ 2015-06-26 06:08:50
● 2015-11-07 11:11:32
● 2016-12-30 12:39:06
○ 2019-12-21 07:35:56
○ 2026-03-28 12:39:18

○A66.151.181.492015-06-26 → 2015-06-26 · 3 obs

● 2015-06-26 06:08:50
○ 2015-11-07 11:11:32
○ 2026-03-28 12:39:18

🔍 DNS Trace

Analysis

Hierarchy

The parent of hostmaster.college-information.com is college-information.com.

Mail Server Role

college-information.com serves as a mail server for college-information.com.

IP Addresses

college-information.com points to a single IP: 162.43.118.135.

Other host names, for instance wordpress-plugin.biz, es-keiei.jp, hostmaster.college-information.com, www.meishizukan.com and sweets-eats.com share IP numbers with college-information.com.

Name Servers

college-information.com is delegated to five name servers: ns1.xserver.jp, ns2.xserver.jp, ns3.xserver.jp, ns4.xserver.jp and ns5.xserver.jp.

college-information.com partially shares name servers with other domains; examples include uusalon.com, matsusakakoko.com, ourmaker.co.jp, osaka-sanchoku.com and pegasus-group.com.

Host names with three IP numbers:

ns1.xserver.jp points to: 202.226.36.164, 202.226.36.170 and 202.226.36.246

ns4.xserver.jp points to: 183.90.224.226, 183.90.224.230 and 202.226.39.247

ns5.xserver.jp points to: 157.112.182.218, 157.112.182.220 and 202.226.37.247

Host names with one IP number:

ns2.xserver.jp points to: 35.72.43.26

ns3.xserver.jp points to: 202.226.36.247

Mail Servers

college-information.com is handled by a single mail server, college-information.com.

college-information.com points to a single IP: 162.43.118.135.

college-information.com - robtex.com