srcnet.jp - dns.ninja

`srcnet.jp`

DNSSEC	⚠️ Not signed
A	85.131.207.52^{🇯🇵 XSERVER-AS85.131.192.0/18 XSERVER Inc.}
		PTR	`sv16311.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	`srcnet.jp` ⭐
		A	85.131.207.52^{🇯🇵 XSERVER-AS85.131.192.0/18 XSERVER Inc.}
			PTR	`sv16311.xserver.jp`
TXT	`v=spf1 +a:sv16311.xserver.jp +a:srcnet.jp +mx include:spf.sender.xserver.jp ~all`
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=1786387503

MX for

srcnet.jp

Subdomains

smtp.srcnet.jp

Same first word

srcnet.de

srcnet.co.jp

srcnet.jp

srcnet.com

srcnet.org

srcnet.net

srcnet.cn

Similar names

rscnet.de

csrnet.org.uk

tensrc.com

scentr.ru

csrnet.blogspot.jp

crsnet.com

snerct.com

scrnet.com

srcent.com

csrnet.it

rcsnet.com.br

scentr.pro

scrent.com

crsent.com

rcsnet.nl

rnetcs.com

cnters.com

scrnet.de

crsnet.co.jp

scrnet.org

csrnet.cn

ncrets.org

csrnet.de

centrs.com

scentr.com

sncert.com

csnrte.com

csrnet.net

crents.nl

ncrest.info

cernst.com

snrtec.co.jp

netsrc.de

sternc.kasserver.com

rscnet.org

crsnet.cz

rcsnet.ru

crnets.com

entrcs.com

rcsent.com

rcsent.net

centrs.lv

scentr.net

csrnet.blogspot.com

rscnet.com

netsrc.net

nsrtec.com

ncrest.net

ncrest.com

rcsnet.com

rentsc.net

crents.com

rcsnet.dyndns.org

netsrc.com

crsnet.de

centrs.ru

scrent.es

scentr.com.ua

rcsnet.de

DNS History

15 records (7 active, 8 former)

○NSns.namedserver.net2015-07-11 → 2017-01-30 · 4 obs

● 2015-07-11 00:22:16
● 2017-01-30 19:49:20
○ 2019-04-11 10:43:44
○ 2026-08-10 19:21:18

●NSns1.xserver.jp2026-03-06 → 2026-08-10 · 3 obs

○ 2019-04-11 10:43:44
● 2026-03-06 03:19:24
● 2026-08-10 19:21:18

○NSns2.namedserver.net2015-07-11 → 2017-01-30 · 4 obs

● 2015-07-11 00:22:16
● 2017-01-30 19:49:20
○ 2019-04-11 10:43:44
○ 2026-08-10 19:21:18

●NSns2.xserver.jp2026-03-06 → 2026-08-10 · 3 obs

○ 2019-04-11 10:43:44
● 2026-03-06 03:19:24
● 2026-08-10 19:21:18

○NSns3.sphere.ad.jp2019-04-11 → 2019-04-11 · 4 obs

○ 2017-01-30 19:49:20
● 2019-04-11 10:43:44
○ 2026-03-06 03:19:24
○ 2026-08-10 19:21:18

●NSns3.xserver.jp2026-03-06 → 2026-08-10 · 3 obs

○ 2019-04-11 10:43:44
● 2026-03-06 03:19:24
● 2026-08-10 19:21:18

○NSns4.sphere.ad.jp2019-04-11 → 2019-04-11 · 4 obs

○ 2017-01-30 19:49:20
● 2019-04-11 10:43:44
○ 2026-03-06 03:19:24
○ 2026-08-10 19:21:18

●NSns4.xserver.jp2026-03-06 → 2026-08-10 · 3 obs

○ 2019-04-11 10:43:44
● 2026-03-06 03:19:24
● 2026-08-10 19:21:18

●NSns5.xserver.jp2026-03-06 → 2026-08-10 · 3 obs

○ 2019-04-11 10:43:44
● 2026-03-06 03:19:24
● 2026-08-10 19:21:18

○MXsmtp.srcnet.jp2015-07-11 → 2017-01-30 · 4 obs

● 2015-07-11 00:22:16
● 2017-01-30 19:49:20
○ 2019-04-11 10:43:44
○ 2026-08-10 19:21:18

●MXsrcnet.jp2019-04-11 → 2026-08-10 · 3 obs

○ 2017-01-30 19:49:20
● 2019-04-11 10:43:44
● 2026-08-10 19:21:18

○MXvs.mailsystems.net2015-07-11 → 2017-01-30 · 4 obs

● 2015-07-11 00:22:16
● 2017-01-30 19:49:20
○ 2019-04-11 10:43:44
○ 2026-08-10 19:21:18

○A111.89.145.2492019-04-11 → 2019-04-11 · 4 obs

○ 2017-01-30 19:49:20
● 2019-04-11 10:43:44
○ 2026-03-06 03:19:24
○ 2026-08-10 19:21:18

○A210.157.25.892015-07-11 → 2017-01-30 · 4 obs

● 2015-07-11 00:22:16
● 2017-01-30 19:49:20
○ 2019-04-11 10:43:44
○ 2026-08-10 19:21:18

●A85.131.207.522026-03-06 → 2026-08-10 · 3 obs

○ 2019-04-11 10:43:44
● 2026-03-06 03:19:24
● 2026-08-10 19:21:18

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
jp	a.dns.jp, b.dns.jp, c.dns.jp, d.dns.jp...	-
srcnet.jp	ns4.xserver.jp, ns1.xserver.jp, ns5.xserver.jp, ns2.xserver.jp...	11 records

✅ Authoritative Response

Server:202.226.36.247

NS records: ns4.xserver.jp, ns1.xserver.jp, ns5.xserver.jp, ns2.xserver.jp, ns3.xserver.jp

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for srcnet.jp (unsigned zone)

⏱️ Timing

Total: 873ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`85.131.207.52`
NS	5	`ns4.xserver.jp, ns5.xserver.jp...`
MX	1	`srcnet.jp (pri: 0)`
TXT	1	`v=spf1 +a:sv16311.xserver.jp +a:srcnet.j`
SOA	1	`ns1.xserver.jp root.xserver.jp`

📌 Glue Records Collected

Total: 11

Out-of-bailiwick: 11 (ns5.xserver.jp, ns5.xserver.jp, ns5.xserver.jp...)

Analysis

Hierarchy

srcnet.jp is a parent domain of smtp.srcnet.jp.

Mail Server Role

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

IP Addresses

srcnet.jp directs to one IP number, which is 85.131.207.52.

Among the host names that share IP numbers with srcnet.jp are eight-one.biz, studioq.jp, mail.studioq.jp and two others.

Name Servers

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

srcnet.jp shares at least some of its name servers with other domains, including linkbell2018.com, washindo.net, aratama.info 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 srcnet.jp points to a single mail server: srcnet.jp.

srcnet.jp resolves to a single IP number: 85.131.207.52.