server-check.jp - robtex.com
server-check.jp
| DNSSEC | ⚠️ Not signed | ||||||
| A | 221.242.76.84🇯🇵 UCOM221.240.0.0/12 ARTERIA Networks Corporation(UCOM) | ||||||
| PTR | 221x242x76x84.ap221.ftth.ucom.ne.jp | ||||||
| NS | server-check.jp ⭐ | ||||||
| A | 221.242.76.84🇯🇵 UCOM221.240.0.0/12 ARTERIA Networks Corporation(UCOM) | ||||||
| PTR | 221x242x76x84.ap221.ftth.ucom.ne.jp | ||||||
| NS | ns1.cman.jp | ||||||
| A | 157.65.26.10🇯🇵 InfoSphere157.65.16.0/20 INFOSPHERE | ||||||
| PTR | 157-65-26-10.vpscloud.static.arena.ne.jp | ||||||
| NS | ns3.cman.jp | ||||||
| A | 157.65.27.9🇯🇵 InfoSphere157.65.16.0/20 INFOSPHERE | ||||||
| PTR | 157-65-27-9.vpscloud.static.arena.ne.jp | ||||||
| MX | mail.server-check.jp ⭐ | ||||||
| A | 221.242.76.82🇯🇵 UCOM221.240.0.0/12 ARTERIA Networks Corporation(UCOM) | ||||||
| PTR | 221x242x76x82.ap221.ftth.ucom.ne.jp | ||||||
| SOA | server-check.jproot@server-check.jp 2017-07-29 #1 | ||||||
jp
| DNSSEC | 🔒 Signed (DS record present) | ||||||
| NS | z.dns.jp ⭐ | ||||||
| NS | a.dns.jp | ||||||
| NS | b.dns.jp | ||||||
| NS | c.dns.jp | ||||||
| NS | d.dns.jp | ||||||
| NS | e.dns.jp | ||||||
| NS | f.dns.jp | ||||||
| NS | g.dns.jp | ||||||
| NS | h.dns.jp | ||||||
| SOA | z.dns.jproot@dns.jp serial=1774675803 | ||||||
Subdomains
mail.server-check.jp |
Same first word
server-check.jp |
server-check.com |
Similar names
DNS History
6 records (5 active, 1 former)
●NSserver-check.jp2015-06-19 → 2026-03-28 · 2 obs
● 2026-03-28 05:37:28
●MXmail.server-check.jp2015-06-19 → 2026-03-28 · 2 obs
● 2026-03-28 05:37:28
○A221.242.76.822015-06-19 → 2016-04-25 · 4 obs
● 2016-04-25 12:38:40
○ 2026-03-28 05:37:26
○ 2026-03-28 05:37:28
●A221.242.76.842026-03-28 → 2026-03-28 · 3 obs
● 2026-03-28 05:37:26
● 2026-03-28 05:37:28
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| jp | a.dns.jp, b.dns.jp, c.dns.jp, d.dns.jp... | - |
| server-check.jp | ns3.cman.jp, ns1.cman.jp | 2 records |
✅ Authoritative Response
Server:157.65.26.10
NS records: ns3.cman.jp, ns1.cman.jp
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for server-check.jp (unsigned zone)
⏱️ Timing
Total: 866ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 221.242.76.84 |
| NS | 2 | ns1.cman.jp, ns3.cman.jp |
| MX | 1 | mail.server-check.jp (pri: 10) |
| SOA | 1 | server-check.jp root.server-check.jp |
📌 Glue Records Collected
Total: 2
Out-of-bailiwick: 2 (ns1.cman.jp, ns3.cman.jp)
Analysis
Hierarchy
The parent of mail.server-check.jp is server-check.jp.
IP Addresses
server-check.jp points to IP number: 221.242.76.84.
Name Servers
server-check.jp is delegated to three name servers: server-check.jp, ns1.cman.jp and ns3.cman.jp.
server-check.jp at least partially shares name servers with other domains, for instance ng-c.net, j-diss.net, mitetoku.net, cman.jp and medic-navi.jp.
these name servers are often used in conjunction with the name servers dns.interq.or.jp.
Host names with a single IP:
server-check.jp points to: 221.242.76.84.
ns1.cman.jp points to: 157.65.26.10.
ns3.cman.jp points to: 157.65.27.9.
Mail Servers
server-check.jp is handled by a single mail server, mail.server-check.jp.
mail.server-check.jp points to a single IP: 221.242.76.82.