`j-oka.com`

DNSSEC	⚠️ Not signed
A	153.122.205.8^{🇯🇵 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.j-oka.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=2698665011

`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=1777099302

Subdomains

mx.j-oka.com

Same first word

j-oka.com

Similar names

jak-o.com

ja-ok.at

DNS History

6 records (4 active, 2 former)

●NSns.namedserver.net2026-02-24 → 2026-04-25 · 3 obs

○ 2016-12-30 00:17:58
● 2026-02-24 19:41:36
● 2026-04-25 06:52:14

○NSns06.mesh.ad.jp2015-06-04 → 2016-12-30 · 4 obs

● 2015-06-04 04:54:00
● 2016-12-30 00:17:58
○ 2026-02-24 19:41:36
○ 2026-04-25 06:52:14

○NSns07.mesh.ad.jp2015-06-04 → 2016-12-30 · 4 obs

● 2015-06-04 04:54:00
● 2016-12-30 00:17:58
○ 2026-02-24 19:41:36
○ 2026-04-25 06:52:14

●NSns2.namedserver.net2026-02-24 → 2026-04-25 · 3 obs

○ 2016-12-30 00:17:58
● 2026-02-24 19:41:36
● 2026-04-25 06:52:14

●MXmx.j-oka.com2026-02-24 → 2026-04-25 · 2 obs

● 2026-02-24 19:41:36
● 2026-04-25 06:52:14

●A153.122.205.82026-02-24 → 2026-04-25 · 2 obs

● 2026-02-24 19:41:36
● 2026-04-25 06:52:14

🔍 DNS Trace

📋 Delegation Chain

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

✅ Authoritative Response

Server:157.120.114.212

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

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for j-oka.com (unsigned zone)

⏱️ Timing

Total: 1286ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`153.122.205.8`
NS	2	`ns.namedserver.net, ns2.namedserver.net`
MX	1	`mx.j-oka.com (pri: 100)`
TXT	1	`v=spf1 include:_spf.shared-server.net ~a`
SOA	1	`ns.namedserver.net root.namedserver.net`

Analysis

Hierarchy

j-oka.com is parent of mx.j-oka.com.

IP Addresses

j-oka.com points to a single IP: 153.122.205.8.

Other host names, for instance heartful-com.org, www.heartful-com.org, akashiganka.com, yasuta.com and rissi.jp share IP numbers with j-oka.com.

Name Servers

j-oka.com's delegation is to two name servers ns2.namedserver.net and ns.namedserver.net.

j-oka.com shares the same name server configuration as other domains, such as 16.163.122.153.in-addr.arpa, erikonail.com, fgs.or.jp, 235.67.125.211.in-addr.arpa and bestpartners.jp.

Host names with three IP numbers

Host ns2.namedserver.net points to 157.120.112.212, 157.120.113.212 and 157.120.114.212

Host ns.namedserver.net points to 157.120.112.212, 157.120.113.212 and 157.120.114.212

Host names that point to 157.120.112.212: ns2.namedserver.net and ns.namedserver.net

Host names that point to 157.120.113.212: ns2.namedserver.net and ns.namedserver.net

Host names that point to 157.120.114.212: ns2.namedserver.net and ns.namedserver.net

Mail Servers

j-oka.com is served by a single mail server, mx.j-oka.com.

mx.j-oka.com points to IP number 153.122.206.114.

j-oka.com - robtex.com

j-oka.com

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