tddev.work - robtex.com
tddev.work
| DNSSEC | ⚠️ Not signed | ||||||
| A | 221.112.143.182🇯🇵 UCOM221.112.0.0/16 ARTERIA Networks Corporation(UCOM) | ||||||
| PTR | 221x112x143x182.ap221.ftth.ucom.ne.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 | 20231006154004BD6721CAA5406B9F86B8FFA3B51D6036139DB563573E9CAC9C9B00C69E4F20A0 | ||||||
| SOA | 01.dnsv.jphostmaster@dnsv.jp serial=1762327551 | ||||||
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=1773039034 | ||||||
Same first word
Similar names
DNS History
5 records (5 active, 0 former)
●A221.112.143.1822026-02-28 → 2026-03-09 · 2 obs
● 2026-03-09 12:15:56
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| work | c.nic.work, a.nic.work, b.nic.work, z.nic.work... | 12 records |
| tddev.work | 01.dnsv.jp, 04.dnsv.jp, 03.dnsv.jp, 02.dnsv.jp | - |
✅ Authoritative Response
Server: 157.7.32.53
NS records: 01.dnsv.jp, 04.dnsv.jp, 03.dnsv.jp, 02.dnsv.jp
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for tddev.work (unsigned zone)
⏱️ Timing
Total: 1270ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 221.112.143.182 |
| NS | 4 | 01.dnsv.jp, 02.dnsv.jp... |
| TXT | 1 | 20231006154004BD6721CAA5406B9F86B8FFA3B5 |
| SOA | 1 | 01.dnsv.jp hostmaster.dnsv.jp |
📌 Glue Records Collected
Total: 12
In-bailiwick: 12 (z.nic.work, y.nic.work, x.nic.work...)
Analysis
IP Addresses
tddev.work points to a single IP: 221.112.143.182.
Name Servers
tddev.work's delegation is handled by four name servers: 01.dnsv.jp, 02.dnsv.jp, 03.dnsv.jp and 04.dnsv.jp.
tddev.work partially shares name servers with other domains; examples include kaithy.com, harmonicom.jp, doctorslab.jp, boomup.co.jp and slccld.com.
Host names with two IP numbers: 01.dnsv.jp points to 2400:8500:3300::53 and 157.7.32.53; 03.dnsv.jp points to 2400:8500:3000::53 and 157.7.34.53; 04.dnsv.jp points to 2400:8500:3fff::53 and 157.7.35.53. Host names with one IP number: 02.dnsv.jp points to 157.7.33.53.