`campus4.jp`

DNSSEC	⚠️ Not signed
A	203.131.192.249^{🇯🇵 DATAHOTEL-JP203.131.192.0/20 NHN Techorus Corp.}
		PTR	`4a-g01-b4.data-hotel.net`
NS	`zns01.data-hotel.net` ⭐
		A	203.174.65.4^{🇯🇵 DATAHOTEL-JP203.174.64.0/20 NHN Techorus Corp.}
			PTR	`zns01.data-hotel.net`
NS	`zns02.data-hotel.net`
		A	203.174.65.68^{🇯🇵 DATAHOTEL-JP203.174.64.0/20 NHN Techorus Corp.}
			PTR	`zns02.data-hotel.net`
MX	`campus4.jp` ⭐
		A	203.131.192.249^{🇯🇵 DATAHOTEL-JP203.131.192.0/20 NHN Techorus Corp.}
			PTR	`4a-g01-b4.data-hotel.net`
TXT	`_globalsign-domain-verification=6-26tfv-DcmS9LrHf8DVr4qDVx3N-W_2cTYjtJ0TqA`
TXT	`v=spf1 ip4:203.174.73.128/26 ip4:203.131.192.249 ~all`
SOA	`zns01.data-hotel.net`hostmaster@data-hotel.net 2025-07-23 #1

`jp`

	DNSSEC	🔒 Signed (DS record present)
	NS	`z.dns.jp` ⭐
	NS	`a.dns.jp`
	NS	`b.dns.jp`
	NS	`c.dns.jp`
	NS	`d.dns.jp`
	NS	`e.dns.jp`
	NS	`f.dns.jp`
	NS	`g.dns.jp`
	NS	`h.dns.jp`
	SOA	`z.dns.jp`root@dns.jp serial=1777121102

MX for

campus4.jp

Same first word

campus4.jp

campus4.com

campus4.eu

Similar names

camps4u.com

4campus.org

DNS History

5 records (4 active, 1 former)

●NSzns01.data-hotel.net2015-05-29 → 2026-04-25 · 2 obs

● 2015-05-29 08:50:10
● 2026-04-25 13:21:54

●NSzns02.data-hotel.net2015-05-29 → 2026-04-25 · 2 obs

● 2015-05-29 08:50:10
● 2026-04-25 13:21:54

●MXcampus4.jp2016-04-30 → 2026-04-25 · 2 obs

● 2016-04-30 18:57:34
● 2026-04-25 13:21:54

○A203.131.192.2422015-05-29 → 2017-01-15 · 4 obs

● 2015-05-29 08:50:10
● 2017-01-15 21:19:06
○ 2018-01-17 00:11:16
○ 2026-04-25 13:21:54

●A203.131.192.2492018-01-17 → 2026-04-25 · 3 obs

○ 2017-01-15 21:19:06
● 2018-01-17 00:11:16
● 2026-04-25 13:21:54

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
jp	e.dns.jp, g.dns.jp, c.dns.jp, a.dns.jp...	-
campus4.jp	zns02.data-hotel.net, zns01.data-hotel.net	-

✅ Authoritative Response

Server:203.174.65.4

NS records: zns02.data-hotel.net, zns01.data-hotel.net

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for campus4.jp (unsigned zone)

⏱️ Timing

Total: 1621ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`203.131.192.249`
NS	2	`zns01.data-hotel.net, zns02.data-hotel.net`
MX	1	`campus4.jp (pri: 10)`
TXT	2	`_globalsign-domain-verification=6-26tfv-, v=spf1 ip4:203.174.73.128/26 ip4:203.131`
SOA	1	`zns01.data-hotel.net hostmaster.data-hot`

Analysis

Mail Server Role

For campus4.jp, the mail server is campus4.jp.

IP Addresses

campus4.jp points to a single IP number: 203.131.192.249.

Other host names, for instance 4a-g01-b4.data-hotel.net, share IP numbers with campus4.jp.

Name Servers

campus4.jp is delegated to two name servers: zns01.data-hotel.net and zns02.data-hotel.net.

campus4.jp shares the same name server setup as other domains, for example sa-ppi.com, 72.174.203.in-addr.arpa, rightsplats.com, jtrustgroup.com and cb.to.

campus4.jp at least partially shares name servers with other domains, for instance 141.6.125.in-addr.arpa, 191.6.125.in-addr.arpa, 1.6.125.in-addr.arpa, 194.104.203.in-addr.arpa and 130.6.125.in-addr.arpa.

these name servers are commonly used with zns07.data-hotel.net, zns08.data-hotel.net, zns01.datahotel.ne.jp, zns02.datahotel.ne.jp, zns05.data-hotel.net and zns06.data-hotel.net.

Host names with one IP number:

The host zns01.data-hotel.net points to 203.174.65.4 and the host zns02.data-hotel.net points to 203.174.65.68.

Mail Servers

One mail server handles campus4.jp.

Host name campus4.jp points to IP address 203.131.192.249.

campus4.jp - robtex.com

campus4.jp

jp