thirdsix.jp - robtex.com
thirdsix.jp
| DNSSEC | ⚠️ Not signed | ||||||
| A | 210.189.72.121🇯🇵 IDC210.189.64.0/19 Frontier Inc. | ||||||
| PTR | sv.seweb.jp | ||||||
| NS | sv.thirdsix.jp ⭐ | ||||||
| A | 202.218.203.219🇯🇵 IDC202.218.128.0/17 Frontier Inc. | ||||||
| NS | ns.at-link.ad.jp | ||||||
| A | 210.239.46.2🇯🇵 IDC210.239.32.0/19 Frontier Inc. | ||||||
| PTR | ns.at-link.ad.jp | ||||||
| MX | sv2.thirdsix.jp ⭐ | ||||||
| A | 210.189.72.121🇯🇵 IDC210.189.64.0/19 Frontier Inc. | ||||||
| PTR | sv.seweb.jp | ||||||
| TXT | google-site-verification=pXtewLz5mV8OgDdsvlGQfFtpTC5CbZpGoN-YUFASMC0 | ||||||
| TXT | v=spf1 a:sv.thirdsix.jp | ||||||
| SOA | sv.thirdsix.jpt-saka(0x73686974)a@sd-works.jp 2023-06-28 #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=1776006902 | ||||||
Subdomains
Same first word
DNS History
4 records (4 active, 0 former)
●NSns.at-link.ad.jp2015-06-08 → 2026-04-12 · 2 obs
● 2026-04-12 15:52:04
●NSsv.thirdsix.jp2015-06-08 → 2026-04-12 · 2 obs
● 2026-04-12 15:52:04
●MXsv2.thirdsix.jp2015-06-08 → 2026-04-12 · 2 obs
● 2026-04-12 15:52:04
●A210.189.72.1212015-06-08 → 2026-04-12 · 2 obs
● 2026-04-12 15:52:04
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| jp | b.dns.jp, c.dns.jp, d.dns.jp, e.dns.jp... | - |
| thirdsix.jp | sv.thirdsix.jp, ns.at-link.ad.jp | 2 records |
✅ Authoritative Response
Server:210.239.46.2
NS records: sv.thirdsix.jp, ns.at-link.ad.jp
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for thirdsix.jp (unsigned zone)
⏱️ Timing
Total: 776ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 210.189.72.121 |
| NS | 2 | sv.thirdsix.jp, ns.at-link.ad.jp |
| MX | 1 | sv2.thirdsix.jp (pri: 10) |
| TXT | 2 | google-site-verification=pXtewLz5mV8OgDd, v=spf1 a:sv.thirdsix.jp |
| SOA | 1 | sv.thirdsix.jp t-saka(0x73686974)a.sd-works.jp |
📌 Glue Records Collected
Total: 2
In-bailiwick: 1 (sv.thirdsix.jp)
Out-of-bailiwick: 1 (ns.at-link.ad.jp)
Analysis
Hierarchy
thirdsix.jp is a parent of sv.thirdsix.jp and sv2.thirdsix.jp.
IP Addresses
thirdsix.jp points to IP number 210.189.72.121.
Other host names, for instance, sv2.thirdsix.jp share IP numbers with thirdsix.jp.
Name Servers
thirdsix.jp is delegated to two name servers: sv.thirdsix.jp and ns.at-link.ad.jp.
thirdsix.jp shares name servers with other domains at least partially, for example btdp.co.jp, office-plus-s.jp, e-fujiya.co.jp, decp.jp and impression.jp.
These name servers are often used together with the name servers ns.iamdn.co.jp, ns01.ddstd.co.jp, ns.weblite.jp, sv.gateau.jp and ns6.at-link.ad.jp.
Host names with one IP number:
sv.thirdsix.jp points to: 202.218.203.219.
ns.at-link.ad.jp points to: 210.239.46.2.
Mail Servers
thirdsix.jp is handled by a single mail server, sv2.thirdsix.jp.
The mail server setup of thirdsix.jp is the same as that of other domains, for instance sv2.thirdsix.jp.
sv2.thirdsix.jp points to a single IP: 210.189.72.121.