`sr-okada.com`

DNSSEC	⚠️ Not signed
A	203.183.80.29^{🇯🇵 IDC203.183.64.0/19 Frontier Inc.}
		PTR	`sv203183080029.extlink.co.jp`
NS	`ns.sr-okada.com` ⭐
NS	`ns1.dns-domain.jp`
		A	202.218.51.200^{🇯🇵 IDC202.218.48.0/22 Frontier Inc.}
NS	`ns2.dns-domain.jp`
		A	202.218.231.250^{🇯🇵 IDC202.218.224.0/20 Frontier Inc.}
NS	`ns3.dns-domain.jp`
		A	202.218.51.230^{🇯🇵 IDC202.218.48.0/22 Frontier Inc.}
NS	`ns4.dns-domain.jp`
		A	203.183.41.66^{🇯🇵 IDC203.183.32.0/20 Frontier Inc.}
NS	`ns5.dns-domain.jp`
		A	203.183.41.39^{🇯🇵 IDC203.183.32.0/20 Frontier Inc.}
MX	`mail.sr-okada.com` ⭐
		A	203.183.80.2^{🇯🇵 IDC203.183.64.0/19 Frontier Inc.}
			PTR	`sv203183080002.extlink.co.jp`
TXT	`v=spf1 a mx ~all`
SOA	`ns.sr-okada.com`postmaster@sr-okada.com 2010-01-28 #2

`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=1776190977

Subdomains

mail.sr-okada.com

Same first word

sr-okada.com

Similar names

okada-sr.com

DNS History

8 records (8 active, 0 former)

●NSns.sr-okada.com2016-12-14 → 2026-04-14 · 2 obs

● 2016-12-14 18:44:26
● 2026-04-14 18:41:36

●NSns1.dns-domain.jp2016-12-14 → 2026-04-14 · 2 obs

● 2016-12-14 18:44:26
● 2026-04-14 18:41:36

●NSns2.dns-domain.jp2016-12-14 → 2026-04-14 · 2 obs

● 2016-12-14 18:44:26
● 2026-04-14 18:41:36

●NSns3.dns-domain.jp2016-12-14 → 2026-04-14 · 2 obs

● 2016-12-14 18:44:26
● 2026-04-14 18:41:36

●NSns4.dns-domain.jp2016-12-14 → 2026-04-14 · 2 obs

● 2016-12-14 18:44:26
● 2026-04-14 18:41:36

●NSns5.dns-domain.jp2016-12-14 → 2026-04-14 · 2 obs

● 2016-12-14 18:44:26
● 2026-04-14 18:41:36

●MXmail.sr-okada.com2016-12-14 → 2026-04-14 · 2 obs

● 2016-12-14 18:44:26
● 2026-04-14 18:41:36

●A203.183.80.292016-12-14 → 2026-04-14 · 2 obs

● 2016-12-14 18:44:26
● 2026-04-14 18:41:36

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	a.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net...	-
sr-okada.com	ns1.dns-domain.jp, ns2.dns-domain.jp, ns3.dns-domain.jp, ns4.dns-domain.jp...	-

✅ Authoritative Response

Server:202.218.51.200

NS records: ns1.dns-domain.jp, ns2.dns-domain.jp, ns3.dns-domain.jp, ns4.dns-domain.jp, ns5.dns-domain.jp

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for sr-okada.com (unsigned zone)

⏱️ Timing

Total: 1145ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`203.183.80.29`
NS	5	`ns3.dns-domain.jp, ns2.dns-domain.jp...`
MX	1	`mail.sr-okada.com (pri: 10)`
TXT	1	`v=spf1 a mx ~all`
SOA	1	`ns.sr-okada.com postmaster.sr-okada.com`

Analysis

Hierarchy

sr-okada.com is the parent of mail.sr-okada.com.

IP Addresses

sr-okada.com resolves to one IP number: 203.183.80.29.

Other host names such as sv203183080029.extlink.co.jp and kifmec.org share IP numbers with sr-okada.com.

Name Servers

sr-okada.com is delegated to six name servers: ns.sr-okada.com, ns1.dns-domain.jp, ns2.dns-domain.jp, ns3.dns-domain.jp, ns4.dns-domain.jp and ns5.dns-domain.jp.

sr-okada.com at least partially shares name servers with other domains, for instance kohakuglass.com, st2b.com, exrd.co.jp, lionmusicden.com and smilepharmacy.jp.