kaiyusya.net - robtex.com
kaiyusya.net
| DNSSEC | ⚠️ Not signed | ||||||
| A | 160.16.146.239🇯🇵 SAKURA-B160.16.128.0/17 (TOKYO) SAKURA Internet // EAST JAPAN BACKBONE Sakaisuji Honmachi Bldg. 9F 1-8-14 Minami-Honmachi, Chuo-ku Osaka 541-0054, Japan | ||||||
| PTR | ec018.just-size.net | ||||||
| NS | ns1.just-size.com ⭐ | ||||||
| A | 153.120.17.159🇯🇵 SAKURA-A153.120.0.0/17 (2/ISHIKARI) SAKURA Internet // HOKKAIDO BACKBONE 1-8-14 Minami-Honmachi, Chuo-ku, Osaka 541-0054, Japan | ||||||
| PTR | ad009.just-size.net | ||||||
| NS | ns2.just-size.com | ||||||
| A | 219.94.224.193🇯🇵 SAKURA-C219.94.128.0/17 (3/OSAKA) SAKURA Internet // WEST JAPAN BACKBONE 1-8-15 Kyutaro-cho, Chuo Osaka 541-0056, Japan | ||||||
| PTR | ns2.just-size.com | ||||||
| MX | mail.kaiyusya.net ⭐ | ||||||
| SOA | ns1.just-size.comadmin@just-size.net 2025-12-02 #1 | ||||||
net
| DNSSEC | 🔒 Signed (DS record present) | ||||||
| NS | a.gtld-servers.net ⭐ | ||||||
| NS | b.gtld-servers.net | ||||||
| NS | c.gtld-servers.net | ||||||
| NS | d.gtld-servers.net | ||||||
| NS | e.gtld-servers.net | ||||||
| NS | f.gtld-servers.net | ||||||
| NS | g.gtld-servers.net | ||||||
| NS | h.gtld-servers.net | ||||||
| NS | i.gtld-servers.net | ||||||
| NS | j.gtld-servers.net | ||||||
| NS | k.gtld-servers.net | ||||||
| NS | l.gtld-servers.net | ||||||
| NS | m.gtld-servers.net | ||||||
| SOA | a.gtld-servers.netnstld@verisign-grs.com serial=1776165857 | ||||||
Subdomains
Same first word
Similar names
DNS History
6 records (4 active, 2 former)
●NSns1.just-size.com2015-05-26 → 2026-04-14 · 2 obs
● 2026-04-14 11:52:04
●NSns2.just-size.com2015-05-26 → 2026-04-14 · 2 obs
● 2026-04-14 11:52:04
●MXmail.kaiyusya.net2015-05-26 → 2026-04-14 · 2 obs
● 2026-04-14 11:52:04
○A133.242.3.1142020-01-20 → 2020-01-20 · 4 obs
● 2020-01-20 16:22:40
○ 2026-02-14 17:30:02
○ 2026-04-14 11:52:04
●A160.16.146.2392026-02-14 → 2026-04-14 · 3 obs
● 2026-02-14 17:30:02
● 2026-04-14 11:52:04
○A210.143.100.2062015-05-26 → 2017-03-22 · 4 obs
● 2017-03-22 19:18:44
○ 2020-01-20 16:22:40
○ 2026-04-14 11:52:04
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| net | a.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net... | - |
| kaiyusya.net | ns1.just-size.com, ns2.just-size.com | - |
✅ Authoritative Response
Server:153.120.17.159
NS records: ns1.just-size.com, ns2.just-size.com
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for kaiyusya.net (unsigned zone)
⏱️ Timing
Total: 932ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 160.16.146.239 |
| NS | 2 | ns2.just-size.com, ns1.just-size.com |
| MX | 1 | mail.kaiyusya.net (pri: 10) |
| SOA | 1 | ns1.just-size.com admin.just-size.net |
Analysis
Hierarchy
kaiyusya.net is a parent of ns.kaiyusya.net and mail.kaiyusya.net.
IP Addresses
kaiyusya.net points to a single IP address: 160.16.146.239.
Other host names such as mail.mixb.net, mail.wwrc.jp, wwrc.jp, aoba.ws and n-exs.com share IPs with kaiyusya.net.
Name Servers
Two name servers ns1.just-size.com and ns2.just-size.com handle the delegation for kaiyusya.net.
kaiyusya.net shares the same name server setup as other domains, for example hitotu.jp, office-h.org, s141.org, miwa-studio.com and cordierite.blue.
kaiyusya.net at least partially shares name servers with other domains, for example suikyoh.net, 14sd.com, nikuq-works.com, housingstyle.com and urushi-lab.com.
These name servers are often used together with ns2.just-size.info and ns1.just-size.net.
Host names with one IP number:
ns1.just-size.com points to 153.120.17.159; ns2.just-size.com points to 219.94.224.193.