srdkk.jp - robtex.com
srdkk.jp
| DNSSEC | ⚠️ Not signed | ||||||
| NS | ns3.forward.ad.jp ⭐ | ||||||
| A | 202.222.192.103🇯🇵 HITCLOUD202.222.192.0/24 IIJ Customer route | ||||||
| PTR | ns3.forward.ad.jp | ||||||
| NS | ns4.forward.ad.jp | ||||||
| A | 202.222.210.72🇯🇵 HITCLOUD202.222.210.0/24 IIJ Customer route | ||||||
| PTR | ns4.forward.ad.jp | ||||||
| NS | ns5.forward.ad.jp | ||||||
| A | 202.222.215.20🇯🇵 HITCLOUD202.222.215.0/24 IIJ Customer route | ||||||
| PTR | ns5.forward.ad.jp | ||||||
| MX | www.srdkk.jp ⭐ | ||||||
| A | 133.144.74.16🇯🇵 HITCLOUD133.144.74.0/24 IIJ Customer route | ||||||
| PTR | www.srdkk.jp | ||||||
| TXT | v=spf1 +ip4:133.144.74.16/32 ~all | ||||||
| SOA | ns3.forward.ad.jppostmaster@forward.ad.jp 2025-10-17 #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=1776274202 | ||||||
Subdomains
www.srdkk.jp |
Same first word
srdkk.jp |
Similar names
DNS History
6 records (4 active, 2 former)
○NSns1.hi-nb.net2015-05-22 → 2017-04-20 · 3 obs
● 2017-04-20 09:34:34
○ 2026-04-15 17:44:46
○NSns2.hi-nb.net2015-05-22 → 2017-04-20 · 3 obs
● 2017-04-20 09:34:34
○ 2026-04-15 17:44:46
●NSns3.forward.ad.jp2026-04-15 → 2026-04-15 · 2 obs
● 2026-04-15 17:44:46
●NSns4.forward.ad.jp2026-04-15 → 2026-04-15 · 2 obs
● 2026-04-15 17:44:46
●NSns5.forward.ad.jp2026-04-15 → 2026-04-15 · 2 obs
● 2026-04-15 17:44:46
●MXwww.srdkk.jp2026-04-15 → 2026-04-15 · 1 obs
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| jp | e.dns.jp, g.dns.jp, c.dns.jp, a.dns.jp... | - |
| srdkk.jp | ns5.forward.ad.jp, ns3.forward.ad.jp, ns4.forward.ad.jp | 3 records |
✅ Authoritative Response
Server:202.222.215.20
NS records: ns5.forward.ad.jp, ns3.forward.ad.jp, ns4.forward.ad.jp
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for srdkk.jp (unsigned zone)
⏱️ Timing
Total: 3715ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| NS | 3 | ns3.forward.ad.jp, ns4.forward.ad.jp... |
| MX | 1 | www.srdkk.jp (pri: 10) |
| TXT | 1 | v=spf1 +ip4:133.144.74.16/32 ~all |
| SOA | 1 | ns3.forward.ad.jp postmaster.forward.ad. |
📌 Glue Records Collected
Total: 3
Out-of-bailiwick: 3 (ns3.forward.ad.jp, ns4.forward.ad.jp, ns5.forward.ad.jp)
Analysis
Hierarchy
The parent of www.srdkk.jp is srdkk.jp.
Name Servers
srdkk.jp is delegated to three name servers: ns3.forward.ad.jp, ns4.forward.ad.jp and ns5.forward.ad.jp.
srdkk.jp partially shares name servers with other domains; examples include sonpo-shikaku.jp, fwd.ne.jp, ag.sompo-japan.co.jp, mousikondenet.jp and sccloud011.jp.
Host names with one IP number:
Host ns3.forward.ad.jp points to 202.222.192.103.
Host ns4.forward.ad.jp points to 202.222.210.72.
Host ns5.forward.ad.jp points to 202.222.215.20.
Mail Servers
srdkk.jp is handled by a single mail server, www.srdkk.jp.
www.srdkk.jp points to a single IP: 133.144.74.16.