shimanet.jp - robtex.com
shimanet.jp
| DNSSEC | ⚠️ Not signed | ||||||
| A | 111.89.202.201🇯🇵 InfoSphere111.89.0.0/16 INFOSPHERE | ||||||
| PTR | shimanet.jp | ||||||
| NS | ns3.sphere.ad.jp ⭐ | ||||||
| A | 202.239.113.22🇯🇵 InfoSphere202.239.64.0/18 INFOSPHERE | ||||||
| PTR | ns3.sphere.ad.jp | ||||||
| NS | ns4.sphere.ad.jp | ||||||
| A | 202.239.113.30🇯🇵 InfoSphere202.239.64.0/18 INFOSPHERE | ||||||
| PTR | ns4.sphere.ad.jp | ||||||
| MX | shimanet.jp ⭐ | ||||||
| A | 111.89.202.201🇯🇵 InfoSphere111.89.0.0/16 INFOSPHERE | ||||||
| PTR | shimanet.jp | ||||||
| TXT | v=spf1 include:fmx.etius.jp +ip4:111.89.201.2/32 +ip4:111.89.202.201/32 -all | ||||||
| SOA | ns3.sphere.ad.jpdns@sphere.ad.jp serial=1576034194 | ||||||
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=1786471203 | ||||||
PTR for
MX for
shimanet.jp |
Same first word
Similar names
DNS History
5 records (4 active, 1 former)
●NSns3.sphere.ad.jp2015-08-08 → 2026-08-11 · 2 obs
● 2026-08-11 18:28:02
●NSns4.sphere.ad.jp2015-08-08 → 2026-08-11 · 2 obs
● 2026-08-11 18:28:02
●MXshimanet.jp2015-08-08 → 2026-08-11 · 2 obs
● 2026-08-11 18:28:02
●A111.89.202.2012020-02-20 → 2026-08-11 · 3 obs
● 2020-02-20 16:53:18
● 2026-08-11 18:28:02
○A124.146.221.2352015-08-08 → 2017-02-08 · 4 obs
● 2017-02-08 05:48:42
○ 2020-02-20 16:53:18
○ 2026-08-11 18:28:02
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| jp | a.dns.jp, b.dns.jp, c.dns.jp, d.dns.jp... | - |
| shimanet.jp | ns3.sphere.ad.jp, ns4.sphere.ad.jp | - |
✅ Authoritative Response
Server:202.239.113.22
NS records: ns3.sphere.ad.jp, ns4.sphere.ad.jp
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for shimanet.jp (unsigned zone)
⏱️ Timing
Total: 1576ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 111.89.202.201 |
| NS | 2 | ns4.sphere.ad.jp, ns3.sphere.ad.jp |
| MX | 1 | shimanet.jp (pri: 10) |
| TXT | 1 | v=spf1 include:fmx.etius.jp +ip4:111.89. |
| SOA | 1 | ns3.sphere.ad.jp dns.sphere.ad.jp |
Analysis
Mail Server Role
The MX record for shimanet.jp points back to shimanet.jp — it is its own mail server.
IP Addresses
shimanet.jp directs to one IP number, which is 111.89.202.201.
Name Servers
shimanet.jp is delegated to two name servers: ns3.sphere.ad.jp and ns4.sphere.ad.jp.
shimanet.jp has the same name server delegation as a number of other domains, such as jacgroup.net, etrust-j.com, ws37.arena.ne.jp and two more.
shimanet.jp shares at least some of its name servers with other domains, such as toda-racing.jp.
ns3.sphere.ad.jp resolves to 202.239.113.22. ns4.sphere.ad.jp resolves to 202.239.113.30. Both host names point to a single IP number.
Mail Servers
The MX record for shimanet.jp points to a single mail server: shimanet.jp.
shimanet.jp resolves to a single IP number: 111.89.202.201.