cmcloud9.cncdn.com - robtex.com
cmcloud9.cncdn.com
cncdn.com
| CNAME | onlycdn.com | ||||||
| DNSSEC | ⚠️ Not signed | ||||||
| A | 183.61.189.222🇨🇳 CHINANET-Guangdong-DongGuan-IDC183.61.160.0/19 DongGuan IDC Network | ||||||
| NS | ns1.ename.net ⭐ | ||||||
| NS | ns2.ename.net | ||||||
| SOA | ns1.ename.netadmin@ename.net serial=1772159955 | ||||||
CNCDN.com
CNCDN is a China-based content delivery network (CDN) and web security service provider. The domain operates as part of a CDN infrastructure that includes bot detection, CAPTCHA verification, and access control services to protect websites from malicious traffic.
Services
- CDN acceleration - Content delivery optimized for Chinese and Asian markets
- Bot protection - Human verification through image-matching CAPTCHA challenges
- WAF capabilities - Web Application Firewall functionality to filter suspicious requests
- Multi-language support - Interface available in 10+ languages including English, Chinese, Japanese, Korean, Russian, and European languages
Infrastructure
| Type | Details |
|---|---|
| Primary IP | 43.243.129.108 (China Mobile) |
| CNAME | Points to onlycdn.com |
| Nameservers | ns1.ename.net, ns2.ename.net |
| Registrar | eName (admin@ename.net) |
| DNSSEC | Not signed |
The nameservers are distributed across multiple Chinese networks including China169-Backbone, CHINANET-Guangdong, CHINANET-Henan, and China Mobile, with some presence in Hong Kong (HKCICL-AS-AP).
Notes
The domain redirects to onlycdn.com via CNAME, suggesting the two services are related or that CNCDN has been consolidated under the OnlyCDN brand. The service implements proof-of-work validation and cookie-based session management for its security features.
Subdomains
ovx-ct1-v6.cmcloud9.cncdn.com |
ovx-ct1-v4.cmcloud9.cncdn.com |
Similar names
DNS History
2 records (2 active, 0 former)
●NSns3.bytedns.com2026-04-26 → 2026-07-17 · 2 obs
● 2026-07-17 17:08:10
●NSns4.bytedns.com2026-04-26 → 2026-07-17 · 2 obs
● 2026-07-17 17:08:10
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| com | a.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net... | - |
| cncdn.com | v1.dnsip.com, v2.dnsip.com | 5 records |
| cmcloud9.cncdn.com | ns4.bytedns.com, ns3.bytedns.com | - |
✅ Authoritative Response
Server:99.83.227.82
NS records: ns4.bytedns.com, ns3.bytedns.com
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for cncdn.com (unsigned zone)
⏱️ Timing
Total: 1100ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| NS | 2 | ns4.bytedns.com, ns3.bytedns.com |
📌 Glue Records Collected
Total: 5
Out-of-bailiwick: 5 (v1.dnsip.com, v1.dnsip.com, v2.dnsip.com...)
Analysis
Hierarchy
ovx-ct1-v6.cmcloud9.cncdn.com and ovx-ct1-v4.cmcloud9.cncdn.com are both subdomains of cmcloud9.cncdn.com.
Name Servers
The NS records for cmcloud9.cncdn.com delegate to ns3.bytedns.com and ns4.bytedns.com.
cmcloud9.cncdn.com uses the same name servers as several other domains — among them bdcgtm.com, bhgtm.com, bdegslb.com and two more.
There is at least partial name server overlap between cmcloud9.cncdn.com and other domains — h.aocde.com, volcgslb-mlt.com, bplslb.com and two more among them.
These name servers regularly appear alongside ns-cdn-mobile.bytedns.com, ns-cdn-telecom.bytedns.com, ns-cdn-unicom.bytedns.com and 7 other name servers in NS record sets.
ns3.bytedns.com → 99.83.227.82 and ns4.bytedns.com → 75.2.13.5: one IP number per host name.