ko-partner.com - robtex.com
ko-partner.com
| DNSSEC | ⚠️ Not signed | ||||||
| A | 219.94.192.11🇯🇵 SAKURA-C219.94.128.0/17 (3/OSAKA) SAKURA Internet // WEST JAPAN BACKBONE 1-8-15 Kyutaro-cho, Chuo Osaka 541-0056, Japan | ||||||
| PTR | www1601.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 | ko-partner.com ⭐ | ||||||
| A | 219.94.192.11🇯🇵 SAKURA-C219.94.128.0/17 (3/OSAKA) SAKURA Internet // WEST JAPAN BACKBONE 1-8-15 Kyutaro-cho, Chuo Osaka 541-0056, Japan | ||||||
| PTR | www1601.sakura.ne.jp | ||||||
| TXT | v=spf1 a:www1601.sakura.ne.jp mx ~all | ||||||
| SOA | master.dns.ne.jptech@sakura.ad.jp 2015-07-05 #11 | ||||||
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=1784014987 | ||||||
Previously NS for
ko-partner.com |
MX for
ko-partner.com |
Same first word
ko-partner.com |
ko-partner.de |
Similar names
DNS History
9 records (5 active, 4 former)
○NSdns01.muumuu-domain.com2015-08-08 → 2015-08-08 · 3 obs
○ 2015-10-16 18:35:02
○ 2026-07-14 08:04:56
○NSdns02.muumuu-domain.com2015-08-08 → 2015-08-08 · 3 obs
○ 2015-10-16 18:35:02
○ 2026-07-14 08:04:56
○NSko-partner.com2015-08-08 → 2015-08-08 · 3 obs
○ 2015-10-16 18:35:02
○ 2026-07-14 08:04:56
●NSmaster.dns.ne.jp2015-10-16 → 2026-07-14 · 3 obs
● 2015-10-16 18:35:02
● 2026-07-14 08:04:56
●NSns1.dns.ne.jp2015-10-16 → 2026-07-14 · 3 obs
● 2015-10-16 18:35:02
● 2026-07-14 08:04:56
●NSns2.dns.ne.jp2015-10-16 → 2026-07-14 · 3 obs
● 2015-10-16 18:35:02
● 2026-07-14 08:04:56
●MXko-partner.com2015-08-08 → 2026-07-14 · 2 obs
● 2026-07-14 08:04:56
○A153.122.42.672015-08-08 → 2015-08-08 · 3 obs
○ 2015-10-16 18:35:02
○ 2026-07-14 08:04:56
●A219.94.192.112015-10-16 → 2026-07-14 · 3 obs
● 2015-10-16 18:35:02
● 2026-07-14 08:04:56
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| com | a.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net... | - |
| ko-partner.com | ns1.dns.ne.jp, ns2.dns.ne.jp | - |
✅ Authoritative Response
Server:61.211.236.1
NS records: ns1.dns.ne.jp, ns2.dns.ne.jp
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for ko-partner.com (unsigned zone)
⏱️ Timing
Total: 1732ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 219.94.192.11 |
| NS | 2 | ns1.dns.ne.jp, ns2.dns.ne.jp |
| MX | 1 | ko-partner.com (pri: 10) |
| TXT | 1 | v=spf1 a:www1601.sakura.ne.jp mx ~all |
| SOA | 1 | master.dns.ne.jp tech.sakura.ad.jp |
Analysis
Mail Server Role
The MX record for ko-partner.com points back to ko-partner.com — it is its own mail server.
IP Addresses
ko-partner.com directs to one IP number, which is 219.94.192.11.
Among the host names that share IP numbers with ko-partner.com are change-corp.sakura.ne.jp, cherche.sakura.ne.jp, chibit.net and two others.
Name Servers
ko-partner.com has three name servers — master.dns.ne.jp, ns1.dns.ne.jp and ns2.dns.ne.jp.
ko-partner.com partially shares its NS delegation with several other domains, including fukui-shorinji.com, legendstage.jp, kiduitakoto.sakura.ne.jp and two others.
These name servers often co-occur with the name servers dns.sakura.ad.jp.
Each of the three hostnames points to exactly one IP address: master.dns.ne.jp points to 210.224.172.18, ns1.dns.ne.jp points to 61.211.236.1 and ns2.dns.ne.jp points to 133.167.21.1.
Mail Servers
The MX record for ko-partner.com points to a single mail server: ko-partner.com.
ko-partner.com points to one IP number — 219.94.192.11.