`opda.or.jp`

DNSSEC	⚠️ Not signed
A	52.68.28.174^{🇯🇵 Amazon52.68.0.0/15 EC2 NRT prefix}
		PTR	`ec2-52-68-28-174.ap-northeast-1.compute.amazonaws.com`
NS	`ns1.genio.co.jp` ⭐
		A	138.91.33.146^{🇸🇬 Microsoft138.91.0.0/16 MICROSOFT}
			PTR	`mail2.queenauto.co.jp`
NS	`ns2.genio.co.jp`
		A	168.63.165.234^{🇸🇬 Microsoft168.62.0.0/15 MICROSOFT}
MX	`mail6.genio.co.jp` ⭐
		A	40.74.127.234^{🇯🇵 Microsoft40.74.0.0/15}
			PTR	`mail9.genio.co.jp`
TXT	`v=spf1 a mx ptr ip4:40.74.127.234 mx:mail6.genio.co.jp -all`
SOA	`ns1.genio.co.jp`info@genio.co.jp 2017-07-24 #11

`or.jp`

	DNSSEC	⚠️ Not signed
	TXT	`or.jp.`

WOT: SAFE (75/100)

Overview

or.jp is a second-level domain under Japan's country code top-level domain (.jp), reserved exclusively for non-profit and organizational entities. It is managed by Japan Registry Services Co., Ltd. (JPRS), the authoritative registry for all .jp domains.

Eligible Registrants

Registration is restricted to Japanese non-profit organizations, including:

Foundations (財団法人) and associations (社団法人)
Medical corporations, audit firms, and religious organizations
NPOs (特定非営利活動法人) and special corporations
Agricultural and consumer cooperatives
International organizations and their Japanese branches
Foreign government embassies and consulates in Japan

Generally, each organization may register only one or.jp domain.

DNS Infrastructure

The or.jp zone is served by Japan's robust DNS infrastructure:

Nameservers: a.dns.jp through h.dns.jp (8 anycast servers)
Primary SOA: z.dns.jp
DNSSEC: Fully signed with validated chain of trust from root
Registry: JPRS (Japan Registry Services)

The domain hosts hundreds of subdomains for Japanese nonprofits, NGOs, professional associations, and public-interest organizations.

Same first word

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opda.com

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opda.or.jp

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opda.pl

opda.com.cn

opda.cn

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DNS History

6 records (4 active, 2 former)

●NSns1.genio.co.jp2015-07-06 → 2026-05-12 · 2 obs

● 2015-07-06 04:47:50
● 2026-05-12 01:24:14

●NSns2.genio.co.jp2015-07-06 → 2026-05-12 · 2 obs

● 2015-07-06 04:47:50
● 2026-05-12 01:24:14

○MXmail5.genio.co.jp2015-07-06 → 2016-03-23 · 4 obs

● 2015-07-06 04:47:50
● 2016-03-23 16:18:00
○ 2016-09-13 05:21:34
○ 2026-05-12 01:24:14

●MXmail6.genio.co.jp2016-09-13 → 2026-05-12 · 3 obs

○ 2016-03-23 16:18:00
● 2016-09-13 05:21:34
● 2026-05-12 01:24:14

○A202.218.228.432015-07-06 → 2017-04-09 · 4 obs

● 2015-07-06 04:47:50
● 2017-04-09 11:45:50
○ 2026-04-28 04:15:30
○ 2026-05-12 01:24:14

●A52.68.28.1742026-04-28 → 2026-05-12 · 3 obs

○ 2017-04-09 11:45:50
● 2026-04-28 04:15:30
● 2026-05-12 01:24:14

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
jp	e.dns.jp, b.dns.jp, a.dns.jp, f.dns.jp...	-
opda.or.jp	ns1.genio.co.jp, ns2.genio.co.jp	2 records

✅ Authoritative Response

Server:168.63.165.234

NS records: ns1.genio.co.jp, ns2.genio.co.jp

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for opda.or.jp (unsigned zone)

⏱️ Timing

Total: 1013ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`52.68.28.174`
NS	2	`ns1.genio.co.jp, ns2.genio.co.jp`
MX	1	`mail6.genio.co.jp (pri: 10)`
TXT	1	`v=spf1 a mx ptr ip4:40.74.127.234 mx:mai`
SOA	1	`ns1.genio.co.jp info.genio.co.jp`

📌 Glue Records Collected

Total: 2

Out-of-bailiwick: 2 (ns2.genio.co.jp, ns1.genio.co.jp)

Analysis

IP Addresses

opda.or.jp resolves to a single IP address: 52.68.28.174.

Other host names including ec2-52-68-28-174.ap-northeast-1.compute.amazonaws.com, quality-ve.com, palm-jpn.com, litepalmmaison.com and paj.co.jp share IP numbers with opda.or.jp.

Name Servers

opda.or.jp's delegation uses two name servers, ns1.genio.co.jp and ns2.genio.co.jp.

opda.or.jp shares the same name server setup as other domains, for example mitasuoil.co.jp, kumon-gml.net, lhi.co.jp, frosch911.jp and jboy.co.jp.

opda.or.jp partially shares its name servers with other domains, for example por.jp and paj.co.jp.

Host names with a single IP:

ns1.genio.co.jp points to 138.91.33.146.

ns2.genio.co.jp points to 168.63.165.234.

Mail Servers

opda.or.jp is handled by a single mail server, mail6.genio.co.jp.

mail6.genio.co.jp points to a single IP: 40.74.127.234.

opda.or.jp - robtex.com

opda.or.jp

or.jp