dwks.jp - robtex.com
dwks.jp
| DNSSEC | ⚠️ Not signed | ||||||
| A | 202.212.133.16🇯🇵 InfoSphere202.212.0.0/16 INFOSPHERE | ||||||
| PTR | www21b.sppd.ne.jp | ||||||
| NS | vm0.dwks.jp ⭐ | ||||||
| A | 202.212.133.16🇯🇵 InfoSphere202.212.0.0/16 INFOSPHERE | ||||||
| PTR | www21b.sppd.ne.jp | ||||||
| NS | ns2.sppd.ne.jp | ||||||
| A | 202.212.133.3🇯🇵 InfoSphere202.212.0.0/16 INFOSPHERE | ||||||
| PTR | ns2.sppd.ne.jp | ||||||
| NS | ns9.sppd.ne.jp | ||||||
| A | 202.212.133.4🇯🇵 InfoSphere202.212.0.0/16 INFOSPHERE | ||||||
| PTR | ns9.sppd.ne.jp | ||||||
| MX | mb.dwks.jp ⭐ | ||||||
| A | 202.212.133.16🇯🇵 InfoSphere202.212.0.0/16 INFOSPHERE | ||||||
| PTR | www21b.sppd.ne.jp | ||||||
| TXT | v=spf1 +mx +a ip4:203.183.142.128/25 ip4:202.230.45.0/25 include:_spf.autobiz... | ||||||
| SOA | vm0.dwks.jproot@vm0.dwks.jp 2024-11-08 #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=1783930502 | ||||||
Subdomains
Same first word
Similar names
DNS History
7 records (5 active, 2 former)
●NSns2.sppd.ne.jp2015-06-10 → 2026-07-13 · 2 obs
● 2026-07-13 09:07:10
●NSns9.sppd.ne.jp2015-06-10 → 2026-07-13 · 2 obs
● 2026-07-13 09:07:10
●NSvm0.dwks.jp2015-06-10 → 2026-07-13 · 2 obs
● 2026-07-13 09:07:10
●MXmb.dwks.jp2015-06-10 → 2026-07-13 · 2 obs
● 2026-07-13 09:07:10
○A111.89.207.102015-06-10 → 2016-06-18 · 4 obs
● 2016-06-18 06:04:40
○ 2017-01-20 23:22:28
○ 2026-07-13 09:07:10
●A202.212.133.162026-05-03 → 2026-07-13 · 3 obs
● 2026-05-03 08:21:50
● 2026-07-13 09:07:10
○A202.212.133.772017-01-20 → 2018-01-18 · 5 obs
● 2017-01-20 23:22:28
● 2018-01-18 06:59:04
○ 2026-05-03 08:21:50
○ 2026-07-13 09:07:10
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| jp | a.dns.jp, g.dns.jp, b.dns.jp, d.dns.jp... | - |
| dwks.jp | ns2.sppd.ne.jp, ns9.sppd.ne.jp | - |
✅ Authoritative Response
Server:202.212.133.4
NS records: ns2.sppd.ne.jp, ns9.sppd.ne.jp
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for dwks.jp (unsigned zone)
⏱️ Timing
Total: 1419ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 202.212.133.16 |
| NS | 2 | ns2.sppd.ne.jp, ns9.sppd.ne.jp |
| MX | 1 | mb.dwks.jp (pri: 10) |
| TXT | 1 | v=spf1 +mx +a ip4:203.183.142.128/25 ip4 |
| SOA | 1 | vm0.dwks.jp root.vm0.dwks.jp |
Analysis
Hierarchy
dwks.jp serves as the parent of vm0.dwks.jp and mb.dwks.jp.
IP Addresses
dwks.jp has exactly one IP address — 202.212.133.16.
vm0.dream-life.co.jp, mb.at-net.jp, mb.j-ts.com plus two other host names have IP numbers in common with dwks.jp.
Name Servers
DNS for dwks.jp is handled by three authoritative name servers: vm0.dwks.jp, ns2.sppd.ne.jp and ns9.sppd.ne.jp.
The name servers of dwks.jp overlap at least partially with those of other domains — among them clsp.co.jp, unifle.com, shellmuseum.jp and two more.
The name servers vm0.clsp.co.jp, vm0.unifle.com and vm0.shellmuseum.jp are commonly seen alongside these name servers.
vm0.dwks.jp, ns2.sppd.ne.jp and ns9.sppd.ne.jp all have one IP address each — vm0.dwks.jp directs to 202.212.133.16, ns2.sppd.ne.jp directs to 202.212.133.3 and ns9.sppd.ne.jp directs to 202.212.133.4.
Mail Servers
dwks.jp uses one mail server — mb.dwks.jp.
mb.dwks.jp has exactly one IP number: 202.212.133.16.