www.refocus.jp - robtex.com
www.refocus.jp
| DNSSEC | ⚠️ Not signed | ||||||
| A | 183.90.253.17🇯🇵 XSERVER-AS183.90.240.0/20 XSERVER Inc. | ||||||
| PTR | sv1416.xserver.jp | ||||||
refocus.jp
| DNSSEC | ⚠️ Not signed | ||||||
| A | 183.90.253.17🇯🇵 XSERVER-AS183.90.240.0/20 XSERVER Inc. | ||||||
| NS | 01.dnsv.jp ⭐ | ||||||
| NS | 02.dnsv.jp | ||||||
| NS | 03.dnsv.jp | ||||||
| NS | 04.dnsv.jp | ||||||
| SOA | 01.dnsv.jphostmaster@dnsv.jp serial=1554254366 | ||||||
Same first word
Similar names
DNS History
2 records (1 active, 1 former)
●A183.90.253.172019-04-14 → 2026-05-12 · 3 obs
○ 2017-02-18 17:01:14
● 2019-04-14 22:27:46
● 2026-05-12 12:50:10
● 2019-04-14 22:27:46
● 2026-05-12 12:50:10
○A219.94.180.512015-06-12 → 2017-02-18 · 4 obs
● 2015-06-12 10:25:38
● 2017-02-18 17:01:14
○ 2019-04-14 22:27:46
○ 2026-05-12 12:50:10
● 2017-02-18 17:01:14
○ 2019-04-14 22:27:46
○ 2026-05-12 12:50:10
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| jp | e.dns.jp, g.dns.jp, c.dns.jp, a.dns.jp... | - |
| refocus.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 refocus.jp (unsigned zone)
⏱️ Timing
Total: 3054ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 183.90.253.17 |
📌 Glue Records Collected
Total: 7
Out-of-bailiwick: 7 (01.dnsv.jp, 02.dnsv.jp, 03.dnsv.jp...)
Analysis
IP Addresses
www.refocus.jp points to IP number: 183.90.253.17.
Other host names such as torendo-noto.com, breadandrice.com, konnori.com, tokiwa-grp.co.jp and hanabi-chuetsu.co.jp share IPs with www.refocus.jp.