techdo.jp - dns.ninja
techdo.jp
| DNSSEC | ⚠️ Not signed | ||||||
| A | 160.251.229.82🇯🇵 GMOOSK-NET160.251.229.0/24 GMO Internet,Inc Cerulean Tower, 11F Sakuragaokacho-26-1 Shibuya-ku, Tokyo 150-8512, Japan | ||||||
| PTR | www.gmoserver.jp | ||||||
| NS | dns01.gmoserver.jp ⭐ | ||||||
| A | 157.7.33.81🇯🇵 GMO-DNS157.7.33.0/24 GMO Internet,inc. Network-Team. | ||||||
| PTR | dns01.gmoserver.jp | ||||||
| NS | dns02.gmoserver.jp | ||||||
| A | 157.7.34.81🇯🇵 GMO-DNS157.7.34.0/24 GMO Internet,inc. Network-Team. | ||||||
| PTR | dns02.gmoserver.jp | ||||||
| MX | mx.techdo.jp ⭐ | ||||||
| A | 160.251.229.93🇯🇵 GMOOSK-NET160.251.229.0/24 GMO Internet,Inc Cerulean Tower, 11F Sakuragaokacho-26-1 Shibuya-ku, Tokyo 150-8512, Japan | ||||||
| PTR | mx-07.gmoserver.jp | ||||||
| TXT | v=spf1 include:spf.gmoserver.jp ~all | ||||||
| TXT | google-site-verification=Z2fU_6esEST5QGh5F_NahRWbgAhNdY3oVJN0hnDqa9A | ||||||
| SOA | dns01.gmoserver.jphostmaster@techdo.jp 2021-11-17 #4 | ||||||
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=1783210502 | ||||||
Subdomains
mx.techdo.jp |
Same first word
techdo.net.br |
techdo.ca |
techdo.me |
techdo.eu |
techdo.org |
techdo.jp |
techdo.info |
techdo.ru |
techdo.nl |
techdo.com |
techdo.net |
Similar names
DNS History
5 records (4 active, 1 former)
●NSdns01.gmoserver.jp2015-06-28 → 2026-07-05 · 2 obs
● 2026-07-05 00:45:36
●NSdns02.gmoserver.jp2015-06-28 → 2026-07-05 · 2 obs
● 2026-07-05 00:45:36
●MXmx.techdo.jp2015-06-28 → 2026-07-05 · 2 obs
● 2026-07-05 00:45:36
○A157.7.144.52015-06-28 → 2020-02-22 · 4 obs
● 2020-02-22 05:51:38
○ 2026-07-01 11:52:18
○ 2026-07-05 00:45:36
●A160.251.229.822026-07-01 → 2026-07-05 · 3 obs
● 2026-07-01 11:52:18
● 2026-07-05 00:45:36
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| jp | h.dns.jp, a.dns.jp, f.dns.jp, g.dns.jp... | - |
| techdo.jp | dns02.gmoserver.jp, dns01.gmoserver.jp | - |
✅ Authoritative Response
Server:157.7.33.81
NS records: dns02.gmoserver.jp, dns01.gmoserver.jp
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for techdo.jp (unsigned zone)
⏱️ Timing
Total: 1097ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 160.251.229.82 |
| NS | 2 | dns01.gmoserver.jp, dns02.gmoserver.jp |
| MX | 1 | mx.techdo.jp (pri: 10) |
| TXT | 2 | v=spf1 include:spf.gmoserver.jp ~all, google-site-verification=Z2fU_6esEST5QGh |
| SOA | 1 | dns01.gmoserver.jp hostmaster.techdo.jp |
Analysis
Hierarchy
techdo.jp is a parent domain of mx.techdo.jp.
IP Addresses
techdo.jp has exactly one IP address — 160.251.229.82.
kyoto-net.info, rieko.org, e-mrc.com plus two other host names have IP numbers in common with techdo.jp.
Name Servers
DNS delegation for techdo.jp points to two name servers: dns01.gmoserver.jp and dns02.gmoserver.jp.
The name server configuration of techdo.jp is shared with other domains, for instance kscrew.com, tsudatomoki.com, 8kan.jp and two others.
techdo.jp has partial name server overlap with other domains, including e-homenet.jp.
dns01.gmoserver.jp and dns02.gmoserver.jp each resolve to one IP number: dns01.gmoserver.jp points to 157.7.33.81 and dns02.gmoserver.jp points to 157.7.34.81.
Mail Servers
techdo.jp uses one mail server — mx.techdo.jp.
mx.techdo.jp has exactly one IP number: 160.251.229.93.