secdev.jp - dns.ninja
secdev.jp
| DNSSEC | ⚠️ Not signed | ||||||
| A | 163.44.110.109🇯🇵 GMOOSK-NET163.44.110.0/24 GMO Internet,Inc Cerulean Tower, 11F Sakuragaokacho-26-1 Shibuya-ku, Tokyo 150-8512, Japan | ||||||
| PTR | v163-44-110-109.zyom.static.cnode.jp | ||||||
| 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 | ||||||
| TXT | v=spf1 ip4:163.44.110.109 ~all | ||||||
| SOA | 01.dnsv.jphostmaster@dnsv.jp serial=1762906553 | ||||||
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=1782057603 | ||||||
Subdomains
mail.secdev.jp |
Same first word
secdev.foundation |
secdev.com |
secdev.jp |
secdev.se |
secdev.ninja |
secdev.uk |
secdev.pro |
secdev.org |
secdev.ca |
secdev.ru |
secdev.net |
secdev.de |
secdev.us |
Similar names
DNS History
7 records (5 active, 2 former)
○MXmail.secdev.jp2015-07-10 → 2020-01-30 · 4 obs
● 2020-01-30 06:32:08
○ 2026-06-17 18:05:20
○ 2026-06-21 16:20:32
○A157.7.199.1932015-07-10 → 2020-01-30 · 4 obs
● 2020-01-30 06:32:08
○ 2026-06-17 18:05:20
○ 2026-06-21 16:20:32
●A163.44.110.1092026-06-17 → 2026-06-21 · 3 obs
● 2026-06-17 18:05:20
● 2026-06-21 16:20:32
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| jp | a.dns.jp, b.dns.jp, c.dns.jp, d.dns.jp... | - |
| secdev.jp | 01.dnsv.jp, 02.dnsv.jp, 03.dnsv.jp, 04.dnsv.jp | 7 records |
✅ Authoritative Response
Server:157.7.32.53
NS records: 01.dnsv.jp, 02.dnsv.jp, 03.dnsv.jp, 04.dnsv.jp
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for secdev.jp (unsigned zone)
⏱️ Timing
Total: 888ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 163.44.110.109 |
| NS | 4 | 01.dnsv.jp, 02.dnsv.jp... |
| TXT | 1 | v=spf1 ip4:163.44.110.109 ~all |
| SOA | 1 | 01.dnsv.jp hostmaster.dnsv.jp |
📌 Glue Records Collected
Total: 7
Out-of-bailiwick: 7 (01.dnsv.jp, 02.dnsv.jp, 03.dnsv.jp...)
Analysis
Hierarchy
secdev.jp is the parent zone for mail.secdev.jp.
IP Addresses
secdev.jp has exactly one IP address — 163.44.110.109.
Other host names, such as mail.secdev.jp, share IP numbers with secdev.jp.
Name Servers
Four name servers handle the delegation for secdev.jp: 01.dnsv.jp, 02.dnsv.jp, 03.dnsv.jp and 04.dnsv.jp.
secdev.jp partially shares its NS delegation with several other domains, including ill-corp.com, wkwk.net, jsm-conference.com and two others.
Host names pointing to two IP addresses:
01.dnsv.jp points to 157.7.32.53 and 2400:8500:3300::53.
03.dnsv.jp points to 157.7.34.53 and 2400:8500:3000::53.
04.dnsv.jp points to 157.7.35.53 and 2400:8500:3fff::53.
Host names resolving to a single IP address:
02.dnsv.jp points to 157.7.33.53.