cdnunion.com - robtex.com
cdnunion.com
| DNSSEC | ⚠️ Not signed | ||||||
| A | 122.226.182.196🇨🇳 CHINATELECOM-ZHEJIANG-JINHUA-IDC122.226.182.0/24 JINHUA, ZHEJIANG Province, P.R.China. | ||||||
| NS | ns1.cdnudns.com ⚠️ Not in zone NS records | ||||||
| A | 1.13.0.113🇨🇳 TENCENT-NET-AP1.13.0.0/18 | ||||||
| A | 159.75.236.78🇨🇳 TENCENT-NET-AP159.75.192.0/18 | ||||||
| A | 211.159.152.132🇨🇳 TENCENT-NET-AP211.159.152.0/23 CT BeiJing IDC | ||||||
| NS | ns2.cdnudns.com ⚠️ Not in zone NS records | ||||||
| A | 1.13.0.113🇨🇳 TENCENT-NET-AP1.13.0.0/18 | ||||||
| A | 115.159.43.250🇨🇳 TENCENT-NET-AP115.159.42.0/23 Proxy-registered route object | ||||||
| A | 123.207.154.202🇨🇳 TENCENT-NET-AP123.207.144.0/20 chinanet/CN2 TianJin province network | ||||||
| A | 159.75.236.78🇨🇳 TENCENT-NET-AP159.75.192.0/18 | ||||||
| MX | mxbiz1.qq.com ⭐ | ||||||
| MX | mxbiz2.qq.com(10) | ||||||
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=1774382122 | ||||||
Subdomains
Same first word
Similar names
DNS History
7 records (5 active, 2 former)
●NSns1.cdnudns.com2026-02-19 → 2026-03-24 · 2 obs
● 2026-03-24 20:23:20
●NSns2.cdnudns.com2026-02-19 → 2026-03-24 · 2 obs
● 2026-03-24 20:23:20
○MXmail.cdnunion.com2015-07-06 → 2017-07-03 · 4 obs
● 2017-07-03 02:48:58
○ 2026-02-19 19:02:50
○ 2026-03-24 20:23:20
●MXmxbiz1.qq.com2026-02-19 → 2026-03-24 · 3 obs
● 2026-02-19 19:02:50
● 2026-03-24 20:23:20
●MXmxbiz2.qq.com2026-02-19 → 2026-03-24 · 3 obs
● 2026-02-19 19:02:50
● 2026-03-24 20:23:20
○A121.32.230.2482017-07-03 → 2017-07-03 · 3 obs
○ 2026-02-19 19:02:50
○ 2026-03-24 20:23:20
●A122.226.182.1962026-02-19 → 2026-03-24 · 3 obs
● 2026-02-19 19:02:50
● 2026-03-24 20:23:20
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| com | a.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net... | - |
| cdnunion.com | ns1.cdnudns.com, ns2.cdnudns.com | 5 records |
✅ Authoritative Response
Server:123.207.140.204
NS records: ns1.cdnudns.com, ns2.cdnudns.com
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for cdnunion.com (unsigned zone)
⏱️ Timing
Total: 559ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 122.226.182.196 |
| MX | 2 | mxbiz1.qq.com (pri: 5), mxbiz2.qq.com (pri: 10) |
📌 Glue Records Collected
Total: 5
Out-of-bailiwick: 5 (ns1.cdnudns.com, ns1.cdnudns.com, ns1.cdnudns.com...)
Analysis
Hierarchy
cdnunion.com has children ns1.cdnunion.com, www.cdnunion.com and mail.cdnunion.com.
IP Addresses
cdnunion.com resolves to a single IP: 122.226.182.196.
Other host names including vangen.cn, www.vangen.cn and yaocdn.com share IP numbers with cdnunion.com.
Name Servers
cdnunion.com has two name servers: ns1.cdnudns.com and ns2.cdnudns.com.
cdnunion.com uses the same name server setup as other domains, such as vangen.cn, cdnudns.com and yaocdn.com.
cdnunion.com partially shares name servers with other domains, for instance yunvm.com.
These name servers are commonly used with the name servers ns3.cdnudns.com.
Host names with four IP numbers:
The host name ns2.cdnudns.com points to: 1.13.0.113, 115.159.43.250, 123.207.154.202 and 159.75.236.78.
Host names with three IP numbers:
The host name ns1.cdnudns.com points to: 1.13.0.113, 159.75.236.78 and 211.159.152.132.
Host names that point to 1.13.0.113 : ns2.cdnudns.com and ns1.cdnudns.com.
Host names that point to 159.75.236.78 : ns2.cdnudns.com and ns1.cdnudns.com.
Mail Servers
cdnunion.com is served by two mail servers: mxbiz1.qq.com and mxbiz2.qq.com.
cdnunion.com shares the mail server setup with other domains, for example dmsseals.com, duntery.com, mylandtech.com, fastki.com and 59394.com.
cdnunion.com shares some mail servers with other domains, at least partially; for instance vctec.net, gutou.cc, cement365.com, datacansoft.com and mqqi.com.