exsys.jp - dns.ninja
exsys.jp
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=1785101403 | ||||||
MX for
exsys.jp |
Same first word
exsys.com |
exsys.dev |
exsys.com.ua |
exsys.se |
exsys.ru |
exsys.jp |
exsys.co.il |
exsys.co.th |
exsys.net |
exsys.ch |
exsys.cn |
exsys.com.br |
exsys.xyz |
exsys.de |
exsys.it |
exsys.com.sg |
exsys.eu |
Similar names
DNS History
10 records (7 active, 3 former)
●NSns1.xserver.jp2015-11-18 → 2026-07-26 · 3 obs
● 2015-11-18 01:38:10
● 2026-07-26 21:44:32
●NSns2.xserver.jp2015-11-18 → 2026-07-26 · 3 obs
● 2015-11-18 01:38:10
● 2026-07-26 21:44:32
●NSns3.xserver.jp2015-11-18 → 2026-07-26 · 3 obs
● 2015-11-18 01:38:10
● 2026-07-26 21:44:32
○NSns4.sphere.ad.jp2015-08-10 → 2015-10-30 · 4 obs
● 2015-10-30 01:05:20
○ 2015-11-18 01:38:10
○ 2026-07-26 21:44:32
●NSns4.xserver.jp2015-11-18 → 2026-07-26 · 3 obs
● 2015-11-18 01:38:10
● 2026-07-26 21:44:32
●NSns5.xserver.jp2015-11-18 → 2026-07-26 · 3 obs
● 2015-11-18 01:38:10
● 2026-07-26 21:44:32
○NSpro.exsys.jp2015-08-10 → 2015-10-30 · 4 obs
● 2015-10-30 01:05:20
○ 2015-11-18 01:38:10
○ 2026-07-26 21:44:32
●MXexsys.jp2015-11-18 → 2026-07-26 · 3 obs
● 2015-11-18 01:38:10
● 2026-07-26 21:44:32
○MXmail.exsys.jp2015-08-10 → 2015-10-30 · 4 obs
● 2015-10-30 01:05:20
○ 2015-11-18 01:38:10
○ 2026-07-26 21:44:32
●A183.90.232.312015-11-18 → 2026-07-26 · 2 obs
● 2026-07-26 21:44:32
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| jp | a.dns.jp, b.dns.jp, c.dns.jp, d.dns.jp... | - |
| exsys.jp | ns1.xserver.jp, ns2.xserver.jp, ns3.xserver.jp, ns4.xserver.jp... | 11 records |
✅ Authoritative Response
Server:202.226.36.247
NS records: ns1.xserver.jp, ns2.xserver.jp, ns3.xserver.jp, ns4.xserver.jp, ns5.xserver.jp
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for exsys.jp (unsigned zone)
⏱️ Timing
Total: 910ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 183.90.232.31 |
| NS | 5 | ns5.xserver.jp, ns1.xserver.jp... |
| MX | 1 | exsys.jp (pri: 10) |
| TXT | 1 | v=spf1 +a:sv1230.xserver.jp +a:exsys.jp |
| SOA | 1 | ns1.xserver.jp root.sv0.xserver.jp |
📌 Glue Records Collected
Total: 11
Out-of-bailiwick: 11 (ns1.xserver.jp, ns1.xserver.jp, ns1.xserver.jp...)
Analysis
Mail Server Role
exsys.jp handles its own mail, functioning as its own mail server.
IP Addresses
exsys.jp resolves to just one IP address, 183.90.232.31.
Two other host names, along with s-systems.jp, armsystem.net and nte.gamedoo.net, also share IP numbers with exsys.jp.
Name Servers
exsys.jp delegates to five name servers: ns1.xserver.jp, ns2.xserver.jp, ns3.xserver.jp and two others.
exsys.jp partially shares its NS delegation with several other domains, including orderchair.com, taemon.com, kyotofushimi-rc.jp and two others.
These name servers are regularly seen alongside ns4.xserver.jp and ns5.xserver.jp as name servers.
Hostnames that map to three IP numbers:
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.
Host names that point to 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
exsys.jp is served by just one mail server: exsys.jp.
exsys.jp resolves to 183.90.232.31 and no other IP number.