`ryutayoshimura.com`

DNSSEC	⚠️ Not signed
A	153.122.205.14^{🇯🇵 AS131921153.122.192.0/20 GMO CLOUD K.K. GMO GlobalSign Holdings K.K.}
NS	`ns2.namedserver.net` ⭐
		A	157.120.112.212^{🇯🇵 GMOHS-CL157.120.112.0/24 GMO GlobalSign Holdings K.K.}
		A	157.120.113.212^{🇯🇵 GMOHS-CL157.120.113.0/24 GMO GlobalSign Holdings K.K.}
		A	157.120.114.212^{🇯🇵 GMOHS-CL157.120.114.0/24 GMO GlobalSign Holdings K.K.}
NS	`ns.namedserver.net`
		A	157.120.112.212^{🇯🇵 GMOHS-CL157.120.112.0/24 GMO GlobalSign Holdings K.K.}
		A	157.120.113.212^{🇯🇵 GMOHS-CL157.120.113.0/24 GMO GlobalSign Holdings K.K.}
		A	157.120.114.212^{🇯🇵 GMOHS-CL157.120.114.0/24 GMO GlobalSign Holdings K.K.}
MX	`mx.ryutayoshimura.com` ⭐
		A	153.122.206.114^{🇯🇵 AS131921153.122.192.0/20 GMO CLOUD K.K. GMO GlobalSign Holdings K.K.}
TXT	`v=spf1 include:_spf.shared-server.net ~all`
SOA	`ns.namedserver.net`root@namedserver.net serial=2698681058

`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=1776264717

WOT: SAFE (61/100)

Subdomains

mx.ryutayoshimura.com

DNS History

5 records (4 active, 1 former)

●NSns.namedserver.net2015-04-28 → 2026-04-15 · 2 obs

● 2015-04-28 07:35:36
● 2026-04-15 15:14:02

●NSns2.namedserver.net2015-04-28 → 2026-04-15 · 2 obs

● 2015-04-28 07:35:36
● 2026-04-15 15:14:02

●MXmx.ryutayoshimura.com2015-04-28 → 2026-04-15 · 2 obs

● 2015-04-28 07:35:36
● 2026-04-15 15:14:02

●A153.122.205.142026-04-15 → 2026-04-15 · 2 obs

○ 2018-06-30 05:00:20
● 2026-04-15 15:14:02

○A211.13.196.1412015-04-28 → 2018-06-30 · 3 obs

● 2015-04-28 07:35:36
● 2018-06-30 05:00:20
○ 2026-04-15 15:14:02

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	a.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net...	-
ryutayoshimura.com	ns.namedserver.net, ns2.namedserver.net	-

✅ Authoritative Response

Server:157.120.112.212

NS records: ns.namedserver.net, ns2.namedserver.net

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for ryutayoshimura.com (unsigned zone)

⏱️ Timing

Total: 942ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`153.122.205.14`
NS	2	`ns2.namedserver.net, ns.namedserver.net`
MX	1	`mx.ryutayoshimura.com (pri: 100)`
TXT	1	`v=spf1 include:_spf.shared-server.net ~a`
SOA	1	`ns.namedserver.net root.namedserver.net`

Analysis

Hierarchy

ryutayoshimura.com is the parent of mx.ryutayoshimura.com.

IP Addresses

ryutayoshimura.com resolves to a single IP: 153.122.205.14.

Other host names, for instance www.varde77.com, remodello.com, meimonkai.jp, emitas.jp and doingweb.com share IP numbers with ryutayoshimura.com.

Name Servers

ryutayoshimura.com has two name servers: ns2.namedserver.net and ns.namedserver.net.

ryutayoshimura.com shares the same name server setup as other domains, for example 85.80.122.153.in-addr.arpa, ginsei.jp, osobaya.com, kameda-kyobashi.comedix.jp and sub0000528699.hmk-temp.com.

ryutayoshimura.com partially shares name servers with other domains, for instance asia-kj.com.

Host names with three IP numbers:

ns2.namedserver.net and ns.namedserver.net point to: 157.120.112.212, 157.120.113.212 and 157.120.114.212.

Names pointing to 157.120.112.212: ns2.namedserver.net and ns.namedserver.net.

Names pointing to 157.120.113.212: ns2.namedserver.net and ns.namedserver.net.

Names pointing to 157.120.114.212: ns2.namedserver.net and ns.namedserver.net.

Mail Servers

ryutayoshimura.com is handled by a single mail server, mx.ryutayoshimura.com.

Host name mx.ryutayoshimura.com points to IP 153.122.206.114.

ryutayoshimura.com - robtex.com