koiking.net - robtex.com
koiking.net
| DNSSEC | ⚠️ Not signed | ||||||
| A | 219.94.171.57🇯🇵 SAKURA-C219.94.128.0/17 (3/OSAKA) SAKURA Internet // WEST JAPAN BACKBONE 1-8-15 Kyutaro-cho, Chuo Osaka 541-0056, Japan | ||||||
| PTR | 57.171.94.219.static.www209b.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 | koiking.net ⭐ | ||||||
| A | 219.94.171.57🇯🇵 SAKURA-C219.94.128.0/17 (3/OSAKA) SAKURA Internet // WEST JAPAN BACKBONE 1-8-15 Kyutaro-cho, Chuo Osaka 541-0056, Japan | ||||||
| PTR | 57.171.94.219.static.www209b.sakura.ne.jp | ||||||
| TXT | v=spf1 a:www209b.sakura.ne.jp mx ~all | ||||||
| SOA | master.dns.ne.jptech@sakura.ad.jp 2014-11-09 #11 | ||||||
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=1774684522 | ||||||
MX for
koiking.net |
Same first word
koiking.net |
Similar names
DNS History
5 records (5 active, 0 former)
●NSmaster.dns.ne.jp2015-05-25 → 2026-03-28 · 3 obs
● 2015-05-25 20:31:46
● 2026-03-28 08:22:40
●NSns1.dns.ne.jp2015-05-25 → 2026-03-28 · 3 obs
● 2015-05-25 20:31:46
● 2026-03-28 08:22:40
●NSns2.dns.ne.jp2015-05-25 → 2026-03-28 · 3 obs
● 2015-05-25 20:31:46
● 2026-03-28 08:22:40
●MXkoiking.net2015-05-25 → 2026-03-28 · 3 obs
● 2015-05-25 20:31:46
● 2026-03-28 08:22:40
●A219.94.171.572015-05-25 → 2026-03-28 · 3 obs
● 2015-05-25 20:31:46
● 2026-03-28 08:22:40
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| net | c.gtld-servers.net, m.gtld-servers.net, i.gtld-servers.net, e.gtld-servers.net... | - |
| koiking.net | 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 koiking.net (unsigned zone)
⏱️ Timing
Total: 389ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 219.94.171.57 |
| NS | 2 | ns1.dns.ne.jp, ns2.dns.ne.jp |
| MX | 1 | koiking.net (pri: 10) |
| TXT | 1 | v=spf1 a:www209b.sakura.ne.jp mx ~all |
| SOA | 1 | master.dns.ne.jp tech.sakura.ad.jp |
Analysis
Mail Server Role
koiking.net serves as the mail server for koiking.net.
IP Addresses
koiking.net points to an IP address: 219.94.171.57.
Other host names, for instance yokohama-iso.com and 57.171.94.219.static.www209b.sakura.ne.jp, share IP numbers with koiking.net.
Name Servers
koiking.net is delegated to three name servers master.dns.ne.jp, ns1.dns.ne.jp and ns2.dns.ne.jp.
koiking.net at least partially shares name servers with other domains, for instance avancer.co.jp, royal-house.jp, www.xbike.info, sakura-house.net and ttlc.co.jp.
Host names with one 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
koiking.net is handled by a single mail server.
The host name koiking.net points to IP 219.94.171.57.