rowing.jp - robtex.com
rowing.jp
| DNSSEC | ⚠️ Not signed | ||||||
| A | 119.245.153.199🇯🇵 InfoSphere119.245.0.0/16 INFOSPHERE | ||||||
| PTR | rowing.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 | rowing.jp ⭐ | ||||||
| A | 119.245.153.199🇯🇵 InfoSphere119.245.0.0/16 INFOSPHERE | ||||||
| PTR | rowing.jp | ||||||
| TXT | v=spf1 include:fmx.etius.jp +ip4:119.245.152.2/32 +ip4:119.245.153.199/32 -all | ||||||
| SOA | ns3.sphere.ad.jpdns@sphere.ad.jp serial=1674041611 | ||||||
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=1780629302 | ||||||
MX for
rowing.jp |
Same first word
Similar names
DNS History
5 records (4 active, 1 former)
●NSns3.sphere.ad.jp2009-01-14 → 2026-06-05 · 2 obs
● 2026-06-05 03:21:08
●NSns4.sphere.ad.jp2009-01-14 → 2026-06-05 · 2 obs
● 2026-06-05 03:21:08
●MXrowing.jp2009-01-14 → 2026-06-05 · 2 obs
● 2026-06-05 03:21:08
●A119.245.153.1992015-06-21 → 2026-06-05 · 3 obs
● 2015-06-21 23:31:06
● 2026-06-05 03:21:08
○A202.212.227.282009-01-14 → 2009-01-14 · 3 obs
○ 2015-06-21 23:31:06
○ 2026-06-05 03:21:08
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| jp | f.dns.jp, g.dns.jp, a.dns.jp, e.dns.jp... | - |
| rowing.jp | ns3.sphere.ad.jp, ns4.sphere.ad.jp | - |
✅ Authoritative Response
Server:202.239.113.30
NS records: ns3.sphere.ad.jp, ns4.sphere.ad.jp
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for rowing.jp (unsigned zone)
⏱️ Timing
Total: 2734ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 119.245.153.199 |
| NS | 2 | ns4.sphere.ad.jp, ns3.sphere.ad.jp |
| MX | 1 | rowing.jp (pri: 10) |
| TXT | 1 | v=spf1 include:fmx.etius.jp +ip4:119.245 |
| SOA | 1 | ns3.sphere.ad.jp dns.sphere.ad.jp |
Analysis
Mail Server Role
rowing.jp serves as a mail server for rowing.jp.
IP Addresses
rowing.jp has exactly one IP address — 119.245.153.199.
Name Servers
rowing.jp is served by two delegated name servers, ns3.sphere.ad.jp and ns4.sphere.ad.jp.
The name server configuration of rowing.jp is shared with other domains, for instance 190.231.210.in-addr.arpa, ps55.test.suite2.arena.ne.jp, nodanamacon.co.jp and two others.
The DNS delegation for rowing.jp at least partly coincides with that of other domains, asuka.to being one example.
ns3.sphere.ad.jp → 202.239.113.22 and ns4.sphere.ad.jp → 202.239.113.30: one IP number per host name.
Mail Servers
rowing.jp uses exactly one mail server, which is rowing.jp.
There is one IP number for rowing.jp: 119.245.153.199.