cdhost.cn - robtex.com
cdhost.cn
| DNSSEC | ⚠️ Not signed | ||||||
| NS | cns1.zdnscloud.net ⚠️ Not in zone NS records | ||||||
| A | 2408:8719:2500:0:a::1🇨🇳 CHINA169-Backbone2408:8719::/32 China Unicom B811&A1218, China Unicom No.21, Jin-Rong Street | ||||||
| A | 42.62.2.24🇨🇳 CHINA-142.62.0.0/21 China Telecom Beijing Co. Ltd. | ||||||
| A | 42.62.2.29🇨🇳 CHINA-142.62.0.0/21 China Telecom Beijing Co. Ltd. | ||||||
| NS | dns1.zdnscloud.info ⚠️ Not in zone NS records | ||||||
| A | 2408:8719:2500:0:b::1🇨🇳 CHINA169-Backbone2408:8719::/32 China Unicom B811&A1218, China Unicom No.21, Jin-Rong Street | ||||||
| A | 14.29.124.15🇨🇳 CHINANET-BACKBONE14.16.0.0/12 China Telecom Global Limited | ||||||
| A | 14.116.160.20🇨🇳 CHINANET-BACKBONE14.112.0.0/12 China Telecom Network | ||||||
| A | 14.116.247.213🇨🇳 CHINANET-BACKBONE14.112.0.0/12 China Telecom Network | ||||||
| NS | ins1.zdnscloud.com ⚠️ Not in zone NS records | ||||||
| A | 2401:8d00:f::1🇨🇳 ZDNS2401:8d00:f::/48 Internet Domain Name System Beijing Engineering Resrarch Center Ltd. | ||||||
| A | 27.221.63.3🇨🇳 CHINA169-Backbone27.192.0.0/11 China Unicom Shandong Province Network | ||||||
| A | 119.167.244.44🇨🇳 CHINA169-Backbone119.164.0.0/14 CNC Group CHINA169 Shandong Province Network | ||||||
| NS | vns1.zdnscloud.biz ⚠️ Not in zone NS records | ||||||
| A | 2401:8d00:9::1🇨🇳 ZDNS2401:8d00:9::/48 Internet Domain Name System Beijing Engineering Resrarch Center Ltd. | ||||||
| PTR | vns1.zdnscloud.biz | ||||||
| A | 203.99.22.3🇨🇳 ZDNS203.99.22.0/24 Internet Domain Name System Beijing Engineering Resrarch Center Ltd. | ||||||
| PTR | vns1.zdnscloud.biz | ||||||
| A | 203.99.23.3🇨🇳 ZDNS203.99.23.0/24 Internet Domain Name System Beijing Engineering Resrarch Center Ltd. | ||||||
| PTR | vns1.zdnscloud.biz | ||||||
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=2034667111 | ||||||
Same first word
Similar names
DNS History
8 records (4 active, 4 former)
●NScns1.zdnscloud.net2017-04-08 → 2026-04-13 · 3 obs
● 2017-04-08 07:31:34
● 2026-04-13 19:28:06
●NSdns1.zdnscloud.info2017-04-08 → 2026-04-13 · 3 obs
● 2017-04-08 07:31:34
● 2026-04-13 19:28:06
○NSgns1.zdnscloud.net2015-08-16 → 2016-09-21 · 4 obs
● 2016-09-21 06:54:24
○ 2017-04-08 07:31:34
○ 2026-04-13 19:28:06
○NSgns2.zdnscloud.net.cn2015-08-16 → 2016-09-21 · 4 obs
● 2016-09-21 06:54:24
○ 2017-04-08 07:31:34
○ 2026-04-13 19:28:06
●NSins1.zdnscloud.com2017-04-08 → 2026-04-13 · 3 obs
● 2017-04-08 07:31:34
● 2026-04-13 19:28:06
○NSlns1.zdnscloud.info2015-08-16 → 2016-09-21 · 4 obs
● 2016-09-21 06:54:24
○ 2017-04-08 07:31:34
○ 2026-04-13 19:28:06
○NSlns2.zdnscloud.biz2015-08-16 → 2016-09-21 · 4 obs
● 2016-09-21 06:54:24
○ 2017-04-08 07:31:34
○ 2026-04-13 19:28:06
●NSvns1.zdnscloud.biz2017-04-08 → 2026-04-13 · 3 obs
● 2017-04-08 07:31:34
● 2026-04-13 19:28:06
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| cn | a.dns.cn, b.dns.cn, c.dns.cn, d.dns.cn... | - |
| cdhost.cn | cns1.zdnscloud.net, dns1.zdnscloud.info, ins1.zdnscloud.com, vns1.zdnscloud.biz | - |
✅ Authoritative Response
Server:203.99.22.3
NS records: cns1.zdnscloud.net, dns1.zdnscloud.info, ins1.zdnscloud.com, vns1.zdnscloud.biz
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for cdhost.cn (unsigned zone)
⏱️ Timing
Total: 1683ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|
Analysis
Name Servers
cdhost.cn is delegated to four name servers: vns1.zdnscloud.biz, ins1.zdnscloud.com, dns1.zdnscloud.info and cns1.zdnscloud.net.
cdhost.cn at least partially shares name servers with other domains, for instance gzch.gov.cn, gzzhijin.gov.cn, guilinbank.com.cn, suningbank.com and rongcloud.net.
These name servers are commonly used with ns1.xmbankonline.com, ns2.xmbankonline.com and ns3.xmbankonline.com.
Host names with four IP numbers:
dns1.zdnscloud.info points to 2408:8719:2500:0:b::1, 14.29.124.15, 14.116.160.20 and 14.116.247.213.
Host names with three IP numbers:
vns1.zdnscloud.biz points to 2401:8d00:9::1, 203.99.22.3 and 203.99.23.3.
ins1.zdnscloud.com points to 2401:8d00:f::1, 27.221.63.3 and 119.167.244.44.
cns1.zdnscloud.net points to 2408:8719:2500:0:a::1, 42.62.2.24 and 42.62.2.29.