ryoco.jp - dns.ninja

`ryoco.jp`

DNSSEC	⚠️ Not signed
A	162.43.120.105^{🇯🇵 XSERVER-AS162.43.0.0/17 XSERVER Inc.}
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.}
NS	`ns2.xserver.jp`
		A	35.72.43.26^{🇯🇵 Amazon35.72.0.0/13 EC2 NRT prefix}
NS	`ns3.xserver.jp` ⚠️ Not in parent delegation
		A	202.226.36.247^{🇯🇵 XSERVER-AS202.226.36.0/22 XSERVER Inc.}
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.}
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.}
MX	`ryoco.jp` ⭐
		A	162.43.120.105^{🇯🇵 XSERVER-AS162.43.0.0/17 XSERVER Inc.}
TXT	`v=spf1 +a:sv14104.xserver.jp +a:ryoco.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=1782854103

MX for

ryoco.jp

Subdomains

www.ryoco.jp

Same first word

ryoco.cn

ryoco.jp

ryoco.com

Similar names

royco.co.id

royoc.com

royco.fr

royco.cc

oryco.com

royco.es

royco.info

yoorc.com

rocyo.com

crooy.com

yocro.com

croyo.com

coryo.kr

coryo.com

royco.co.kr

rocoy.com

royco.to

yroco.com

crooy.nl

yoroc.com

royco.co

royco.org

ocory.com

coroy.com

oryco.de

roocy.com

coryo.ca

yocor.biz

rycoo.com

yocor.net

royco.co.za

yorco.com

yorco.ai

royco.be

coory.com

royco.com.ar

cyoro.com

royco.net

yocor.com

ocyro.com

roocy.net

cryoo.com

coryo.co.jp

royco.com.co

DNS History

11 records (7 active, 4 former)

○NSasns1.customer.ne.jp2015-05-26 → 2016-04-28 · 4 obs

● 2015-05-26 01:22:48
● 2016-04-28 22:43:14
○ 2017-02-14 13:30:04
○ 2026-06-30 21:24:44

○NSasns2.customer.ne.jp2015-05-26 → 2016-04-28 · 4 obs

● 2015-05-26 01:22:48
● 2016-04-28 22:43:14
○ 2017-02-14 13:30:04
○ 2026-06-30 21:24:44

●NSns1.xserver.jp2017-02-14 → 2026-06-30 · 3 obs

○ 2016-04-28 22:43:14
● 2017-02-14 13:30:04
● 2026-06-30 21:24:44

●NSns2.xserver.jp2017-02-14 → 2026-06-30 · 3 obs

○ 2016-04-28 22:43:14
● 2017-02-14 13:30:04
● 2026-06-30 21:24:44

●NSns3.xserver.jp2017-02-14 → 2026-06-30 · 3 obs

○ 2016-04-28 22:43:14
● 2017-02-14 13:30:04
● 2026-06-30 21:24:44

●NSns4.xserver.jp2017-02-14 → 2026-06-30 · 3 obs

○ 2016-04-28 22:43:14
● 2017-02-14 13:30:04
● 2026-06-30 21:24:44

●NSns5.xserver.jp2017-02-14 → 2026-06-30 · 3 obs

○ 2016-04-28 22:43:14
● 2017-02-14 13:30:04
● 2026-06-30 21:24:44

●MXryoco.jp2015-05-26 → 2026-06-30 · 2 obs

● 2015-05-26 01:22:48
● 2026-06-30 21:24:44

○A120.136.14.322017-02-14 → 2020-01-10 · 5 obs

○ 2016-04-28 22:43:14
● 2017-02-14 13:30:04
● 2020-01-10 05:48:48
○ 2026-03-09 17:02:40
○ 2026-06-30 21:24:44

●A162.43.120.1052026-03-09 → 2026-06-30 · 3 obs

○ 2020-01-10 05:48:48
● 2026-03-09 17:02:40
● 2026-06-30 21:24:44

○A60.43.213.1452015-05-26 → 2016-04-28 · 4 obs

● 2015-05-26 01:22:48
● 2016-04-28 22:43:14
○ 2017-02-14 13:30:04
○ 2026-06-30 21:24:44

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
jp	a.dns.jp, b.dns.jp, c.dns.jp, d.dns.jp...	-
ryoco.jp	ns1.xserver.jp, ns2.xserver.jp	4 records

✅ Authoritative Response

Server:35.72.43.26

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

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for ryoco.jp (unsigned zone)

⏱️ Timing

Total: 897ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`162.43.120.105`
NS	5	`ns4.xserver.jp, ns2.xserver.jp...`
MX	1	`ryoco.jp (pri: 0)`
TXT	1	`v=spf1 +a:sv14104.xserver.jp +a:ryoco.jp`
SOA	1	`ns1.xserver.jp root.xserver.jp`

📌 Glue Records Collected

Total: 4

Out-of-bailiwick: 4 (ns1.xserver.jp, ns1.xserver.jp, ns1.xserver.jp...)

Analysis

Hierarchy

www.ryoco.jp is delegated beneath ryoco.jp.

Mail Server Role

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

IP Addresses

ryoco.jp directs to one IP number, which is 162.43.120.105.

Among the host names that share IP numbers with ryoco.jp are hpaco.net, shinia.info, anda-furisode.com and two others.

Name Servers

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

There is at least partial name server overlap between ryoco.jp and other domains — you-koubou.jp, cs-nail.com, kobemantoman.jp and two more among them.

These name servers frequently co-occur with the name servers ns4.xserver.jp and ns5.xserver.jp.

Hosts with three IP address records:

ns1.xserver.jp resolves to 202.226.36.164, 202.226.36.170 and 202.226.36.246.

ns4.xserver.jp resolves to 183.90.224.226, 183.90.224.230 and 202.226.39.247.

ns5.xserver.jp resolves to 157.112.182.218, 157.112.182.220 and 202.226.37.247.

Hosts that resolve to one IP address:

ns2.xserver.jp resolves to 35.72.43.26.

ns3.xserver.jp resolves to 202.226.36.247.

Mail Servers

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

ryoco.jp points to one IP number — 162.43.120.105.