mx.koyocom.jp - robtex.com
mx.koyocom.jp
| DNSSEC | ⚠️ Not signed | ||||||
| A | 85.131.207.136🇯🇵 XSERVER-AS85.131.192.0/18 XSERVER Inc. | ||||||
| PTR | sv16395.xserver.jp | ||||||
koyocom.jp
| DNSSEC | ⚠️ Not signed | ||||||
| A | 85.131.207.136🇯🇵 XSERVER-AS85.131.192.0/18 XSERVER Inc. | ||||||
| NS | ns1.xserver.jp ⭐ | ||||||
| NS | ns2.xserver.jp | ||||||
| NS | ns3.xserver.jp | ||||||
| NS | ns4.xserver.jp | ||||||
| NS | ns5.xserver.jp | ||||||
| MX | koyocom.jp ⭐ | ||||||
| TXT | v=spf1 +a:sv16395.xserver.jp +a:koyocom.jp +mx include:spf.sender.xserver.jp ... | ||||||
| SOA | ns1.xserver.jproot@xserver.jp serial=0 | ||||||
Previously MX for
Same first word
Similar names
DNS History
2 records (1 active, 1 former)
○A211.13.204.142015-07-10 → 2016-06-25 · 4 obs
● 2015-07-10 15:05:36
● 2016-06-25 05:36:14
○ 2026-03-27 20:36:42
○ 2026-03-27 20:36:44
● 2016-06-25 05:36:14
○ 2026-03-27 20:36:42
○ 2026-03-27 20:36:44
●A85.131.207.1362026-03-27 → 2026-03-27 · 3 obs
○ 2016-06-25 05:36:14
● 2026-03-27 20:36:42
● 2026-03-27 20:36:44
● 2026-03-27 20:36:42
● 2026-03-27 20:36:44
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| jp | e.dns.jp, g.dns.jp, c.dns.jp, a.dns.jp... | - |
| koyocom.jp | ns3.xserver.jp, ns5.xserver.jp, ns2.xserver.jp, ns1.xserver.jp... | 11 records |
✅ Authoritative Response
Server:35.72.43.26
NS records: ns3.xserver.jp, ns5.xserver.jp, ns2.xserver.jp, ns1.xserver.jp, ns4.xserver.jp
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for koyocom.jp (unsigned zone)
⏱️ Timing
Total: 960ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 85.131.207.136 |
📌 Glue Records Collected
Total: 11
Out-of-bailiwick: 11 (ns5.xserver.jp, ns5.xserver.jp, ns5.xserver.jp...)
Analysis
IP Addresses
mx.koyocom.jp points to a single IP number: 85.131.207.136.
other host names for instance mx01.optics-dealer.com, tomakomai-fa.com, amulogi.com, lobbyist.co.jp and virtual.aomori-jalcity.co.jp share IP numbers with mx.koyocom.jp.