spdev.work - dns.ninja
spdev.work
| DNSSEC | ⚠️ Not signed | ||||||
| NS | ns1.dns.ne.jp ⚠️ Not in zone NS records | ||||||
| A | 61.211.236.1🇯🇵 SAKURA-B61.211.236.0/24 (4/TOKYO) SAKURA Internet // EAST JAPAN BACKBONE 1-8-15 Kyutaro-cho, Chuo Osaka 541-0056, Japan | ||||||
| PTR | ns1.dns.ne.jp | ||||||
| NS | ns2.dns.ne.jp ⚠️ Not in zone NS records | ||||||
| A | 133.167.21.1🇯🇵 SAKURA-C133.167.21.0/24 (OSAKA) SAKURA Internet // WEST JAPAN BACKBONE Grand Front Osaka Tower A 35F, 4-20 Ofukacho, Kita-ku, Osaka, Osaka 530-0011, Japan | ||||||
| PTR | ns2.dns.ne.jp | ||||||
work
| DNSSEC | 🔒 Signed (DS record present) | ||||||
| NS | a.nic.work ⭐ | ||||||
| NS | b.nic.work | ||||||
| NS | c.nic.work | ||||||
| NS | x.nic.work | ||||||
| NS | y.nic.work | ||||||
| NS | z.nic.work | ||||||
| SOA | a.nic.workadmin@tldns.godaddy serial=1790132557 | ||||||
Previously MX for
spdev.work |
Same first word
Similar names
Previous names
Next names
DNS History
5 records (2 active, 3 former)
○NSmaster.dns.ne.jp2026-09-08 → 2026-09-08 · 3 obs
○ 2026-09-23 00:01:54
○ 2026-09-23 03:23:12
○MXspdev.work2026-09-08 → 2026-09-08 · 3 obs
○ 2026-09-23 00:01:54
○ 2026-09-23 03:23:12
○A163.43.102.142026-09-08 → 2026-09-08 · 3 obs
○ 2026-09-23 00:01:54
○ 2026-09-23 03:23:12
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| work | a.nic.work, b.nic.work, c.nic.work, x.nic.work... | 12 records |
| spdev.work | ns1.dns.ne.jp, ns2.dns.ne.jp | - |
✅ Authoritative Response
Server:133.167.21.1
NS records: ns1.dns.ne.jp, ns2.dns.ne.jp
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
Root DNSKEY fetch failed: Error: connect EADDRNOTAVAIL 198.41.0.4:53 - Local (0.0.0.0:0)
⏱️ Timing
Total: 1441ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 163.43.102.14 |
| NS | 2 | ns1.dns.ne.jp, ns2.dns.ne.jp |
| MX | 1 | spdev.work (pri: 10) |
| TXT | 1 | v=spf1 a:www3804.sakura.ne.jp mx ~all |
| SOA | 1 | master.dns.ne.jp tech.sakura.ad.jp |
📌 Glue Records Collected
Total: 12
In-bailiwick: 12 (a.nic.work, a.nic.work, b.nic.work...)
Analysis
Name Servers
DNS delegation for spdev.work points to two name servers: ns1.dns.ne.jp and ns2.dns.ne.jp.
spdev.work shares its NS records with other domains, for example teshima-hifu-keisei.com, yutamitsumori.com, remake-consulting.com and two others.
spdev.work shares at least some of its name servers with other domains, including www.topstudio.co.jp, kamino-mf.com, sustainable-style.jp and two others.
These name servers are frequently seen alongside the name servers master.dns.ne.jp.
ns1.dns.ne.jp and ns2.dns.ne.jp each resolve to one IP number: ns1.dns.ne.jp points to 61.211.236.1 and ns2.dns.ne.jp points to 133.167.21.1.