kokuo.com - robtex.com
kokuo.com
| DNSSEC | ⚠️ Not signed | ||||||
| A | 59.106.13.152🇯🇵 SAKURA-B59.106.0.0/17 (7-0/TOKYO) SAKURA Internet // EAST JAPAN BACKBONE 1-8-14 Minami Honmachi, Chuo-ku, Osaka 541-0054, Japan | ||||||
| PTR | www502.sakura.ne.jp | ||||||
| NS | master.dns.ne.jp ⭐ | ||||||
| A | 210.224.172.18🇯🇵 SAKURA-C210.224.160.0/19 (1/OSAKA) SAKURA Internet // WEST JAPAN BACKBONE 1-8-15 Kyutaro-cho, Chuo Osaka 541-0056, Japan | ||||||
| PTR | master.dns.ne.jp | ||||||
| NS | ns1.dns.ne.jp | ||||||
| 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 | ||||||
| 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 | ||||||
| MX | kokuo.com ⭐ | ||||||
| A | 59.106.13.152🇯🇵 SAKURA-B59.106.0.0/17 (7-0/TOKYO) SAKURA Internet // EAST JAPAN BACKBONE 1-8-14 Minami Honmachi, Chuo-ku, Osaka 541-0054, Japan | ||||||
| PTR | www502.sakura.ne.jp | ||||||
| SOA | master.dns.ne.jptech@sakura.ad.jp 2005-07-01 #6 | ||||||
com
| 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=1774363897 | ||||||
MX for
kokuo.com |
Subdomains
www.kokuo.com |
Same first word
Similar names
kouko.cn |
okoku.jp |
kukoo.com |
oukko.fr |
kouko.org |
kokou.co.uk |
okuko.de |
kouok.com |
oukok.com |
okoku.com |
okoku.win |
okuok.net |
kouko.sakura.ne.jp |
okoku.net |
kuoko.com.tw |
kokou.cn |
uokok.com |
DNS History
5 records (5 active, 0 former)
●MXkokuo.com2015-08-01 → 2026-03-24 · 2 obs
● 2026-03-24 15:01:08
●A59.106.13.1522015-08-01 → 2026-03-24 · 2 obs
● 2026-03-24 15:01:08
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| com | c.gtld-servers.net, m.gtld-servers.net, i.gtld-servers.net, b.gtld-servers.net... | - |
| kokuo.com | 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)
No DS record for kokuo.com (unsigned zone)
⏱️ Timing
Total: 389ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 59.106.13.152 |
| NS | 2 | ns1.dns.ne.jp, ns2.dns.ne.jp |
| MX | 1 | kokuo.com (pri: 10) |
| SOA | 1 | master.dns.ne.jp tech.sakura.ad.jp |
Analysis
Hierarchy
kokuo.com is the parent of www.kokuo.com.
Mail Server Role
kokuo.com serves as the mail server for kokuo.com.
IP Addresses
kokuo.com resolves to a single IP address: 59.106.13.152.
Other host names including ayu-tanu.com, xufu.sakura.ne.jp, liesche.jp, etxola.com and n-pc.info share IP numbers with kokuo.com.
Name Servers
kokuo.com is delegated to three name servers: master.dns.ne.jp, ns1.dns.ne.jp and ns2.dns.ne.jp.
kokuo.com at least partially shares name servers with other domains, including swindle.sakura.ne.jp, artmake-eye-m.sakura.ne.jp, shizuoka-jaaf.com, poteto.sakura.ne.jp and salonmanager.jp.
Hostnames with a single IP:
master.dns.ne.jp points to: 210.224.172.18.
ns1.dns.ne.jp points to: 61.211.236.1.
ns2.dns.ne.jp points to: 133.167.21.1.
Mail Servers
A single mail server handles kokuo.com.
kokuo.com points to a single IP: 59.106.13.152.