proclass.jp - dns.ninja

`proclass.jp`

DNSSEC	⚠️ Not signed
A	85.131.207.163^{🇯🇵 XSERVER-AS85.131.192.0/18 XSERVER Inc.}
		PTR	`sv16422.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` ⚠️ Not in parent delegation
		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` ⚠️ Not in parent delegation
		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	`proclass.jp` ⭐
		A	85.131.207.163^{🇯🇵 XSERVER-AS85.131.192.0/18 XSERVER Inc.}
			PTR	`sv16422.xserver.jp`
TXT	`v=spf1 +ip4:103.3.2.141 +a:sv16422.xserver.jp +a:proclass.jp +mx include:spf....`
SOA	`ns1.xserver.jp`root@xserver.jp serial=0

`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=1781469902

MX for

proclass.jp

Subdomains

www.proclass.jp

Same first word

proclass.fr

proclass.co

proclass.sk

proclass.dscloud.biz

proclass.us

proclass.com

proclass.biz

proclass.eu

proclass.org

proclass.jp

proclass.info

proclass.de

proclass.cl

proclass.by

proclass.nl

proclass.org.uk

proclass.com.br

proclass.ca

proclass.be

proclass.solutions

proclass.net

proclass.com.au

Similar names

DNS History

15 records (7 active, 8 former)

○NSa.ns53.jp2015-11-26 → 2017-07-27 · 5 obs

○ 2015-07-14 11:44:40
● 2015-11-26 02:40:56
● 2017-07-27 20:23:18
○ 2026-04-19 15:32:00
○ 2026-06-14 21:03:56

○NSb.ns53.jp2015-11-26 → 2017-07-27 · 5 obs

○ 2015-07-14 11:44:40
● 2015-11-26 02:40:56
● 2017-07-27 20:23:18
○ 2026-04-19 15:32:00
○ 2026-06-14 21:03:56

○NSdns01.gmoserver.jp2015-07-14 → 2015-07-14 · 3 obs

● 2015-07-14 11:44:40
○ 2015-11-26 02:40:56
○ 2026-06-14 21:03:56

○NSdns02.gmoserver.jp2015-07-14 → 2015-07-14 · 3 obs

● 2015-07-14 11:44:40
○ 2015-11-26 02:40:56
○ 2026-06-14 21:03:56

●NSns1.xserver.jp2026-04-19 → 2026-06-14 · 3 obs

○ 2017-07-27 20:23:18
● 2026-04-19 15:32:00
● 2026-06-14 21:03:56

●NSns2.xserver.jp2026-04-19 → 2026-06-14 · 3 obs

○ 2017-07-27 20:23:18
● 2026-04-19 15:32:00
● 2026-06-14 21:03:56

●NSns3.xserver.jp2026-04-19 → 2026-06-14 · 3 obs

○ 2017-07-27 20:23:18
● 2026-04-19 15:32:00
● 2026-06-14 21:03:56

●NSns4.xserver.jp2026-04-19 → 2026-06-14 · 3 obs

○ 2017-07-27 20:23:18
● 2026-04-19 15:32:00
● 2026-06-14 21:03:56

●NSns5.xserver.jp2026-04-19 → 2026-06-14 · 3 obs

○ 2017-07-27 20:23:18
● 2026-04-19 15:32:00
● 2026-06-14 21:03:56

○MXmail.proclass.jp2015-11-26 → 2017-07-27 · 5 obs

○ 2015-07-14 11:44:40
● 2015-11-26 02:40:56
● 2017-07-27 20:23:18
○ 2026-04-19 15:32:00
○ 2026-06-14 21:03:56

○MXmx3.gmoserver.jp2015-07-14 → 2015-07-14 · 3 obs

● 2015-07-14 11:44:40
○ 2015-11-26 02:40:56
○ 2026-06-14 21:03:56

●MXproclass.jp2026-04-19 → 2026-06-14 · 3 obs

○ 2017-07-27 20:23:18
● 2026-04-19 15:32:00
● 2026-06-14 21:03:56

○A103.54.156.552015-11-26 → 2017-07-27 · 5 obs

○ 2015-07-14 11:44:40
● 2015-11-26 02:40:56
● 2017-07-27 20:23:18
○ 2026-04-19 15:32:00
○ 2026-06-14 21:03:56

○A210.172.183.1612015-07-14 → 2015-07-14 · 3 obs

● 2015-07-14 11:44:40
○ 2015-11-26 02:40:56
○ 2026-06-14 21:03:56

●A85.131.207.1632026-04-19 → 2026-06-14 · 3 obs

○ 2017-07-27 20:23:18
● 2026-04-19 15:32:00
● 2026-06-14 21:03:56

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
jp	a.dns.jp, b.dns.jp, c.dns.jp, d.dns.jp...	-
proclass.jp	ns3.xserver.jp, ns1.xserver.jp, ns2.xserver.jp	5 records

✅ Authoritative Response

Server:35.72.43.26

NS records: ns3.xserver.jp, ns1.xserver.jp, ns2.xserver.jp

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for proclass.jp (unsigned zone)

⏱️ Timing

Total: 807ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`85.131.207.163`
NS	5	`ns1.xserver.jp, ns4.xserver.jp...`
MX	1	`proclass.jp (pri: 0)`
TXT	1	`v=spf1 +ip4:103.3.2.141 +a:sv16422.xserv`
SOA	1	`ns1.xserver.jp root.xserver.jp`

📌 Glue Records Collected

Total: 5

Out-of-bailiwick: 5 (ns3.xserver.jp, ns2.xserver.jp, ns1.xserver.jp...)

Analysis

Hierarchy

proclass.jp is a parent domain of www.proclass.jp.

Mail Server Role

The MX record for proclass.jp points back to proclass.jp — it is its own mail server.

IP Addresses

proclass.jp directs to one IP number, which is 85.131.207.163.

Among the host names that share IP numbers with proclass.jp are chowasangyo.jp, wired-sky.net, pss-m.co.jp and two others.

Name Servers

The authoritative name servers for proclass.jp are ns1.xserver.jp, ns2.xserver.jp, ns3.xserver.jp and two others.

proclass.jp shares at least some of its name servers with other domains, including fullcare.jp, a8dd.com, minanob.com and two others.

These name servers are frequently paired with the name servers ns4.xserver.jp and ns5.xserver.jp.

Hosts with three IP address records:

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.

Hosts that resolve to one IP address:

ns2.xserver.jp points to 35.72.43.26.

ns3.xserver.jp points to 202.226.36.247.

Mail Servers

The MX record for proclass.jp points to a single mail server: proclass.jp.

proclass.jp resolves to a single IP number: 85.131.207.163.