jaico.jp - robtex.com
jaico.jp
| 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.jaico.jp ⭐ | ||||||
| TXT | v=spf1 ip4:160.16.146.239 ~all | ||||||
| SOA | ns1.just-size.comadmin@just-size.net 2025-11-18 #2 | ||||||
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=1785377702 | ||||||
Subdomains
mail.jaico.jp |
Same first word
jaico.jp |
jaico.biz |
jaico.com |
jaico.co |
jaico.nl |
jaico.cc |
jaico.in |
jaico.es |
jaico.de |
jaico.co.in |
jaico.net |
jaico.be |
Similar names
DNS History
6 records (4 active, 2 former)
●NSns1.just-size.com2015-07-22 → 2026-07-30 · 2 obs
● 2026-07-30 02:57:08
●NSns2.just-size.com2015-07-22 → 2026-07-30 · 2 obs
● 2026-07-30 02:57:08
●MXmail.jaico.jp2015-07-22 → 2026-07-30 · 2 obs
● 2026-07-30 02:57:08
○A153.120.124.2432015-11-17 → 2018-06-16 · 5 obs
● 2015-11-17 21:41:06
● 2018-06-16 04:46:54
○ 2026-06-24 16:25:18
○ 2026-07-30 02:57:08
●A160.16.146.2392026-06-24 → 2026-07-30 · 3 obs
● 2026-06-24 16:25:18
● 2026-07-30 02:57:08
○A219.94.198.2362015-07-22 → 2015-07-22 · 3 obs
○ 2015-11-17 21:41:06
○ 2026-07-30 02:57:08
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| jp | a.dns.jp, b.dns.jp, c.dns.jp, d.dns.jp... | - |
| jaico.jp | 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 jaico.jp (unsigned zone)
⏱️ Timing
Total: 1480ms | 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.jaico.jp (pri: 10) |
| TXT | 1 | v=spf1 ip4:160.16.146.239 ~all |
| SOA | 1 | ns1.just-size.com admin.just-size.net |
Analysis
Hierarchy
mail.jaico.jp is delegated beneath jaico.jp.
IP Addresses
jaico.jp resolves to just one IP address, 160.16.146.239.
Two other host names, along with n-exs.com, ns.ciagency-annex.org and houun.jp, also share IP numbers with jaico.jp.
Name Servers
The NS records for jaico.jp delegate to ns1.just-size.com and ns2.just-size.com.
jaico.jp shares its NS records with other domains, for example 127001.jp, ichikawafudousan.com, systemport.info and two others.
There is at least partial name server overlap between jaico.jp and other domains — suikyoh.net, 14sd.com, hontou.biz and two more among them.
These name servers frequently co-occur with the name servers ns2.just-size.info and ns1.just-size.net.
ns1.just-size.com → 153.120.17.159 and ns2.just-size.com → 219.94.224.193: one IP number per host name.