stack.or.jp - robtex.com
stack.or.jp
or.jp
| DNSSEC | โ ๏ธ Not signed | ||||||
| TXT | or.jp. | ||||||
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 (่ฒกๅฃๆณไบบ) and associations (็คพๅฃๆณไบบ)
- Medical corporations, audit firms, and religious organizations
- NPOs (็นๅฎ้ๅถๅฉๆดปๅๆณไบบ) 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.
MX for
stack.or.jp |
Subdomains
asahi.stack.or.jp |
asahi4-web1.stack.or.jp |
www.stack.or.jp |
akagi.stack.or.jp |
share01.stack.or.jp |
ftp.stack.or.jp |
asahi2.stack.or.jp |
Same first word
Similar names
DNS History
15 records (7 active, 8 former)
โNSakagi.stack.or.jp2015-08-15 โ 2016-11-28 ยท 4 obs
โ 2016-11-28 14:11:28
โ 2018-06-20 13:16:24
โ 2026-07-11 08:12:58
โNSgreen.yuki-d.co.jp2015-08-15 โ 2016-11-28 ยท 4 obs
โ 2016-11-28 14:11:28
โ 2018-06-20 13:16:24
โ 2026-07-11 08:12:58
โNSns-1004.awsdns-61.net2018-06-20 โ 2018-06-20 ยท 4 obs
โ 2018-06-20 13:16:24
โ 2021-09-11 21:09:56
โ 2026-07-11 08:12:58
โNSns-1446.awsdns-52.org2018-06-20 โ 2018-06-20 ยท 4 obs
โ 2018-06-20 13:16:24
โ 2021-09-11 21:09:56
โ 2026-07-11 08:12:58
โNSns-1659.awsdns-15.co.uk2018-06-20 โ 2018-06-20 ยท 4 obs
โ 2018-06-20 13:16:24
โ 2021-09-11 21:09:56
โ 2026-07-11 08:12:58
โNSns-272.awsdns-34.com2018-06-20 โ 2018-06-20 ยท 4 obs
โ 2018-06-20 13:16:24
โ 2021-09-11 21:09:56
โ 2026-07-11 08:12:58
โNSns1.stacksystem.jp2015-08-15 โ 2016-11-28 ยท 4 obs
โ 2016-11-28 14:11:28
โ 2018-06-20 13:16:24
โ 2026-07-11 08:12:58
โNSns1.xserver.jp2021-09-11 โ 2026-07-11 ยท 3 obs
โ 2021-09-11 21:09:56
โ 2026-07-11 08:12:58
โNSns2.xserver.jp2021-09-11 โ 2026-07-11 ยท 3 obs
โ 2021-09-11 21:09:56
โ 2026-07-11 08:12:58
โNSns3.xserver.jp2021-09-11 โ 2026-07-11 ยท 3 obs
โ 2021-09-11 21:09:56
โ 2026-07-11 08:12:58
โNSns4.xserver.jp2021-09-11 โ 2026-07-11 ยท 3 obs
โ 2021-09-11 21:09:56
โ 2026-07-11 08:12:58
โNSns5.xserver.jp2021-09-11 โ 2026-07-11 ยท 3 obs
โ 2021-09-11 21:09:56
โ 2026-07-11 08:12:58
โMXasahi.stacksystem.jp2015-08-15 โ 2016-11-28 ยท 4 obs
โ 2016-11-28 14:11:28
โ 2018-06-20 13:16:24
โ 2026-07-11 08:12:58
โMXstack.or.jp2018-06-20 โ 2026-07-11 ยท 3 obs
โ 2018-06-20 13:16:24
โ 2026-07-11 08:12:58
โA183.181.97.892018-06-20 โ 2026-07-11 ยท 2 obs
โ 2026-07-11 08:12:58
๐ DNS Trace
๐ Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| jp | h.dns.jp, c.dns.jp, d.dns.jp, g.dns.jp... | - |
| stack.or.jp | ns5.xserver.jp, ns1.xserver.jp, ns4.xserver.jp, ns2.xserver.jp... | 11 records |
โ Authoritative Response
Server:157.112.182.218
NS records: ns5.xserver.jp, ns1.xserver.jp, ns4.xserver.jp, ns2.xserver.jp, ns3.xserver.jp
๐ DNSSEC Status
โ ๏ธ Insecure (no DNSSEC)
No DS record for stack.or.jp (unsigned zone)
โฑ๏ธ Timing
Total: 679ms | Queries: -
๐ Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 183.181.97.89 |
| NS | 5 | ns3.xserver.jp, ns2.xserver.jp... |
| MX | 1 | stack.or.jp (pri: 10) |
| TXT | 1 | v=spf1 +a:sv7088.xserver.jp +a:stack.or. |
| SOA | 1 | ns1.xserver.jp root.xserver.jp |
๐ Glue Records Collected
Total: 11
Out-of-bailiwick: 11 (ns5.xserver.jp, ns5.xserver.jp, ns5.xserver.jp...)
Analysis
Hierarchy
stack.or.jp is a parent domain; its children include asahi.stack.or.jp, asahi4-web1.stack.or.jp, www.stack.or.jp, akagi.stack.or.jp, share01.stack.or.jp and a few other host names.
Mail Server Role
stack.or.jp is listed as a mail server for itself.
IP Addresses
stack.or.jp resolves to one IP address: 183.181.97.89.
iip146.stacksystem.jp, www.stacksystem.jp, asahi.stacksystem.jp and two other host names share IP numbers with stack.or.jp.
Name Servers
stack.or.jp has five name servers, which are ns1.xserver.jp, ns2.xserver.jp, ns3.xserver.jp and two others.
stack.or.jp partially shares its NS delegation with several other domains, including reibun.biz, enjoy-kosodate.com, conca.jp and two others.
These name servers are regularly seen alongside ns4.xserver.jp and ns5.xserver.jp as name servers.
Hostnames that resolve to three IP addresses:
ns1.xserver.jp maps to three IP addresses: 202.226.36.164, 202.226.36.170 and 202.226.36.246.
ns4.xserver.jp maps to three IP addresses: 183.90.224.226, 183.90.224.230 and 202.226.39.247.
ns5.xserver.jp maps to three IP addresses: 157.112.182.218, 157.112.182.220 and 202.226.37.247.
Hosts with just one IP address:
ns2.xserver.jp resolves to the IP address 35.72.43.26.
ns3.xserver.jp resolves to the IP address 202.226.36.247.
Mail Servers
Mail for stack.or.jp is handled by one mail server โ stack.or.jp.
stack.or.jp resolves to 183.181.97.89 and no other IP number.