ex-cube.jp - robtex.com
ex-cube.jp
| DNSSEC | ⚠️ Not signed | ||||||
| A | 203.137.185.36🇯🇵 IDC203.137.128.0/18 Frontier Inc. | ||||||
| PTR | 203-137-185-36.weber.jp-east-2.compute.idcfcloud.net | ||||||
| NS | ns.ex-cube.jp ⭐ | ||||||
| NS | ns.preits.co.jp ⚠️ Not in zone NS records | ||||||
| A | 210.140.73.128🇯🇵 IDC210.140.64.0/19 Frontier Inc. | ||||||
| PTR | 210-140-73-128.pascal.jp-east.compute.idcfcloud.net | ||||||
| NS | ns.preits.ne.jp ⚠️ Not in parent delegation | ||||||
| A | 210.140.73.128🇯🇵 IDC210.140.64.0/19 Frontier Inc. | ||||||
| PTR | 210-140-73-128.pascal.jp-east.compute.idcfcloud.net | ||||||
| NS | ns2.preits.co.jp ⚠️ Not in zone NS records | ||||||
| A | 203.137.195.180🇯🇵 IDC203.137.192.0/18 Frontier Inc. | ||||||
| PTR | 203-137-195-180.monstera.jp-west.compute.idcfcloud.net | ||||||
| NS | ns2.preits.ne.jp ⚠️ Not in parent delegation | ||||||
| A | 203.137.195.180🇯🇵 IDC203.137.192.0/18 Frontier Inc. | ||||||
| PTR | 203-137-195-180.monstera.jp-west.compute.idcfcloud.net | ||||||
| MX | sv5126.xserver.jp ⭐ | ||||||
| A | 202.254.236.127🇯🇵 XSERVER-AS202.254.236.0/22 XSERVER Inc. | ||||||
| PTR | sv5126.xserver.jp | ||||||
| SOA | ns.ex-cube.jproot@ex-cube.jp 2021-07-19 #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=1777017603 | ||||||
Subdomains
ns.ex-cube.jp |
Same first word
ex-cube.jp |
DNS History
9 records (7 active, 2 former)
●NSns.ex-cube.jp2015-08-13 → 2026-04-24 · 2 obs
● 2026-04-24 08:12:48
●NSns.preits.co.jp2026-03-27 → 2026-04-24 · 3 obs
● 2026-03-27 15:05:22
● 2026-04-24 08:12:48
●NSns.preits.ne.jp2015-08-13 → 2026-04-24 · 2 obs
● 2026-04-24 08:12:48
●NSns2.preits.co.jp2026-03-27 → 2026-04-24 · 3 obs
● 2026-03-27 15:05:22
● 2026-04-24 08:12:48
●NSns2.preits.ne.jp2015-08-13 → 2026-04-24 · 2 obs
● 2026-04-24 08:12:48
○MXmail.ex-cube.jp2015-08-13 → 2017-09-21 · 4 obs
● 2017-09-21 03:52:54
○ 2026-03-27 15:05:22
○ 2026-04-24 08:12:48
●MXsv5126.xserver.jp2026-03-27 → 2026-04-24 · 3 obs
● 2026-03-27 15:05:22
● 2026-04-24 08:12:48
●A203.137.185.362026-03-27 → 2026-04-24 · 3 obs
● 2026-03-27 15:05:22
● 2026-04-24 08:12:48
○A203.183.69.452015-08-13 → 2017-09-21 · 4 obs
● 2017-09-21 03:52:54
○ 2026-03-27 15:05:22
○ 2026-04-24 08:12:48
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| jp | a.dns.jp, b.dns.jp, c.dns.jp, d.dns.jp... | - |
| ex-cube.jp | ns2.preits.co.jp, ns.preits.co.jp | - |
✅ Authoritative Response
Server:203.137.195.180
NS records: ns2.preits.co.jp, ns.preits.co.jp
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for ex-cube.jp (unsigned zone)
⏱️ Timing
Total: 1671ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 203.137.185.36 |
| NS | 2 | ns.preits.ne.jp, ns2.preits.ne.jp |
| MX | 1 | sv5126.xserver.jp (pri: 10) |
| SOA | 1 | ns.ex-cube.jp root.ex-cube.jp |
Analysis
Hierarchy
ex-cube.jp is the parent of ns.ex-cube.jp.
IP Addresses
ex-cube.jp resolves to a single IP: 203.137.185.36.
Other host names share IP numbers with ex-cube.jp; for instance 203-137-185-36.weber.jp-east-2.compute.idcfcloud.net.
Name Servers
ex-cube.jp delegates to five name servers: ns.ex-cube.jp, ns2.preits.co.jp, ns.preits.co.jp, ns2.preits.ne.jp and ns.preits.ne.jp.
ex-cube.jp shares some name servers with other domains, for example yachtman.co.jp, ichigeki.com, hyoda.co.jp, kyoyukai.jp and gak.jp.
These name servers are commonly used with the name servers ns.yachtman.co.jp, ns.ichigeki.com, ns.hyoda.co.jp, ns.kyoyukai.jp, ns.gak.jp and ns.e-fujiunso.jp.
Host names with a single IP:
ns2.preits.co.jp points to 203.137.195.180
ns.preits.co.jp points to 210.140.73.128
ns2.preits.ne.jp points to 203.137.195.180
ns.preits.ne.jp points to 210.140.73.128
Host names pointing to 203.137.195.180: ns2.preits.co.jp and ns2.preits.ne.jp
Host names pointing to 210.140.73.128: ns.preits.co.jp and ns.preits.ne.jp
Mail Servers
ex-cube.jp is handled by a single mail server, sv5126.xserver.jp.
ex-cube.jp shares the mail server setup with other domains, for example yoshida-printing.com, hallods.co.jp, mag-osaka.net, iko-c.com and kyoyukai.jp.
Host name sv5126.xserver.jp points to IP 202.254.236.127.