techlab.jp - dns.ninja
techlab.jp
| DNSSEC | ⚠️ Not signed | ||||||
| NS | 01.dnsv.jp ⭐ | ||||||
| A | 2400:8500:3300::53🇯🇵 GMO-DNS2400:8500:3300::/48 GMO Internet,inc. | ||||||
| PTR | 01.dnsv.jp | ||||||
| A | 157.7.32.53🇯🇵 GMO-DNS157.7.32.0/24 GMO Internet,inc. Network-Team. | ||||||
| PTR | 01.dnsv.jp | ||||||
| NS | 02.dnsv.jp | ||||||
| A | 157.7.33.53🇯🇵 GMO-DNS157.7.33.0/24 GMO Internet,inc. Network-Team. | ||||||
| PTR | 02.dnsv.jp | ||||||
| NS | 03.dnsv.jp | ||||||
| A | 2400:8500:3000::53🇯🇵 GMO-DNS2400:8500:3000::/48 GMO Internet,inc. | ||||||
| PTR | 03.dnsv.jp | ||||||
| A | 157.7.34.53🇯🇵 GMO-DNS157.7.34.0/24 GMO Internet,inc. Network-Team. | ||||||
| PTR | 03.dnsv.jp | ||||||
| NS | 04.dnsv.jp | ||||||
| A | 2400:8500:3fff::53🇯🇵 GMO-DNS2400:8500:3fff::/48 GMO Internet,inc. | ||||||
| PTR | 04.dnsv.jp | ||||||
| A | 157.7.35.53🇯🇵 GMO-DNS157.7.35.0/24 GMO Internet,inc. Network-Team. | ||||||
| PTR | 04.dnsv.jp | ||||||
| MX | mail.techlab.jp ⭐ | ||||||
| A | 49.212.207.231🇯🇵 SAKURA-C49.212.0.0/16 (7/OSAKA) SAKURA Internet // WEST JAPAN BACKBONE 1-8-15 Kyutaro-cho, Chuo Osaka 541-0056, Japan | ||||||
| PTR | www3191.sakura.ne.jp | ||||||
| TXT | v=spf1 a:www3191.sakura.ne.jp mx ~all | ||||||
| SOA | 01.dnsv.jphostmaster@dnsv.jp serial=1730102169 | ||||||
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=1783204202 | ||||||
Subdomains
mail.techlab.jp |
Same first word
Similar names
DNS History
10 records (5 active, 5 former)
○MXalt1.aspmx.l.google.com2015-11-02 → 2019-12-28 · 4 obs
● 2019-12-28 08:31:10
○ 2026-02-21 07:00:10
○ 2026-07-04 22:42:22
○MXalt2.aspmx.l.google.com2015-11-02 → 2019-12-28 · 4 obs
● 2019-12-28 08:31:10
○ 2026-02-21 07:00:10
○ 2026-07-04 22:42:22
○MXaspmx.l.google.com2015-11-02 → 2019-12-28 · 4 obs
● 2019-12-28 08:31:10
○ 2026-02-21 07:00:10
○ 2026-07-04 22:42:22
○MXaspmx2.googlemail.com2015-11-02 → 2019-12-28 · 4 obs
● 2019-12-28 08:31:10
○ 2026-02-21 07:00:10
○ 2026-07-04 22:42:22
○MXaspmx3.googlemail.com2015-11-02 → 2019-12-28 · 4 obs
● 2019-12-28 08:31:10
○ 2026-02-21 07:00:10
○ 2026-07-04 22:42:22
●MXmail.techlab.jp2026-02-21 → 2026-07-04 · 3 obs
● 2026-02-21 07:00:10
● 2026-07-04 22:42:22
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| jp | e.dns.jp, g.dns.jp, c.dns.jp, a.dns.jp... | - |
| techlab.jp | 02.dnsv.jp, 04.dnsv.jp, 01.dnsv.jp, 03.dnsv.jp | 7 records |
✅ Authoritative Response
Server:157.7.34.53
NS records: 02.dnsv.jp, 04.dnsv.jp, 01.dnsv.jp, 03.dnsv.jp
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for techlab.jp (unsigned zone)
⏱️ Timing
Total: 823ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| NS | 4 | 01.dnsv.jp, 02.dnsv.jp... |
| MX | 1 | mail.techlab.jp (pri: 0) |
| TXT | 1 | v=spf1 a:www3191.sakura.ne.jp mx ~all |
| SOA | 1 | 01.dnsv.jp hostmaster.dnsv.jp |
📌 Glue Records Collected
Total: 7
Out-of-bailiwick: 7 (04.dnsv.jp, 03.dnsv.jp, 02.dnsv.jp...)
Analysis
Hierarchy
techlab.jp is the parent zone for mail.techlab.jp.
Name Servers
Four name servers handle the delegation for techlab.jp: 01.dnsv.jp, 02.dnsv.jp, 03.dnsv.jp and 04.dnsv.jp.
techlab.jp partially shares its NS delegation with several other domains, including mazesara.net, peach-toys.com, nomido.co.jp and two others.
Host names pointing to two IP addresses:
The A records for 01.dnsv.jp return 157.7.32.53 and 2400:8500:3300::53.
The A records for 03.dnsv.jp return 157.7.34.53 and 2400:8500:3000::53.
The A records for 04.dnsv.jp return 157.7.35.53 and 2400:8500:3fff::53.
Host names resolving to a single IP address:
02.dnsv.jp resolves to the IP address 157.7.33.53.
Mail Servers
techlab.jp uses one mail server — mail.techlab.jp.
mail.techlab.jp resolves to 49.212.207.231 and no other IP number.