od9.cn - robtex.com
od9.cn
| CNAME | tx.od9.cn | ||||||
| DNSSEC | ⚠️ Not signed | ||||||
| A | 212.64.28.84🇨🇳 TENCENT-NET-AP212.64.16.0/20 | ||||||
cn
| DNSSEC | 🔒 Signed (DS record present) | ||||||
| NS | a.dns.cn ⭐ | ||||||
| NS | b.dns.cn | ||||||
| NS | c.dns.cn | ||||||
| NS | d.dns.cn | ||||||
| NS | e.dns.cn | ||||||
| NS | ns.cernet.net ⚠️ Not in parent delegation | ||||||
| SOA | a.dns.cnroot@cnnic.cn serial=2034601094 | ||||||
Subdomains
tx.od9.cn |
Same first word
Similar names
o9d.pl |
d9o.net |
9do.com.cn |
9do.co.kr |
9do.co.jp |
d9o.com |
9od.net |
9do.de |
9do.ru |
o9d.com |
9od.com |
9do.me |
o9d.co |
9do.tw |
do9.com |
9od.ru |
9do.com |
9do.jp |
DNS History
5 records (5 active, 0 former)
●NSdns10.hichina.com2026-03-28 → 2026-03-28 · 2 obs
● 2026-03-28 20:55:54
● 2026-03-28 20:55:56
● 2026-03-28 20:55:56
●NSdns9.hichina.com2026-03-28 → 2026-03-28 · 2 obs
● 2026-03-28 20:55:54
● 2026-03-28 20:55:56
● 2026-03-28 20:55:56
●CNAMEtx.od9.cn2026-03-28 → 2026-03-28 · 2 obs
● 2026-03-28 20:55:54
● 2026-03-28 20:55:56
● 2026-03-28 20:55:56
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| cn | e.dns.cn, a.dns.cn, c.dns.cn, d.dns.cn... | - |
| od9.cn | dns9.hichina.com, dns10.hichina.com | - |
✅ Authoritative Response
Server:120.76.107.42
NS records: dns9.hichina.com, dns10.hichina.com
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for od9.cn (unsigned zone)
⏱️ Timing
Total: 1601ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| NS | 2 | dns10.hichina.com, dns9.hichina.com |
| MX | 2 | mxbiz1.qq.com (pri: 5), mxbiz2.qq.com (pri: 10) |
| CNAME | 1 | tx.od9.cn |
| SOA | 1 | dns9.hichina.com hostmaster.hichina.com |
Analysis
Hierarchy
od9.cn is parent of tx.od9.cn.
IP Addresses
od9.cn points to a single IP: 212.64.28.84.
Other host names, for instance tx.od9.cn, share IP numbers with od9.cn.