cm-google.com.cn - robtex.com
cm-google.com.cn
| DNSSEC | ⚠️ Not signed | ||||||
| NS | a.share-dns.com ⚠️ Not in zone NS records | ||||||
| A | 172.64.53.25🇺🇸 Cloudflare172.64.53.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| NS | a10.share-dns.com ⚠️ Not in parent delegation | ||||||
| A | 172.64.53.25🇺🇸 Cloudflare172.64.53.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| NS | b.share-dns.net ⚠️ Not in zone NS records | ||||||
| A | 172.64.52.239🇺🇸 Cloudflare172.64.52.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| NS | b10.share-dns.net ⚠️ Not in parent delegation | ||||||
| A | 172.64.52.239🇺🇸 Cloudflare172.64.52.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
com.cn
| DNSSEC | ⚠️ Not signed | ||||||
| NS | a.dns.cn ⭐ ⚠️ Not in parent delegation | ||||||
| NS | b.dns.cn ⚠️ Not in parent delegation | ||||||
| NS | c.dns.cn ⚠️ Not in parent delegation | ||||||
| NS | cns.cernet.net ⚠️ Not in parent delegation | ||||||
| NS | d.dns.cn ⚠️ Not in parent delegation | ||||||
| NS | e.dns.cn ⚠️ Not in parent delegation | ||||||
| SOA | a.dns.cnroot@cnnic.cn serial=2030480885 | ||||||
Same first word
cm-google.com.cn |
cm-google.cn |
cm-google.com |
DNS History
4 records (4 active, 0 former)
●NSa.share-dns.com2026-03-02 → 2026-03-27 · 2 obs
● 2026-03-27 15:39:28
●NSa10.share-dns.com2026-03-02 → 2026-03-27 · 2 obs
● 2026-03-27 15:39:28
●NSb.share-dns.net2026-03-02 → 2026-03-27 · 2 obs
● 2026-03-27 15:39:28
●NSb10.share-dns.net2026-03-02 → 2026-03-27 · 2 obs
● 2026-03-27 15:39:28
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| cn | e.dns.cn, a.dns.cn, c.dns.cn, d.dns.cn... | - |
| cm-google.com.cn | a10.share-dns.com, b10.share-dns.net | - |
✅ Authoritative Response
Server:172.64.53.25
NS records: a10.share-dns.com, b10.share-dns.net
🔒 DNSSEC Status
❌ Bogus (DNSSEC validation failed)
Validation error at cn: Error: DNS query timeout: 203.119.29.1 for DNSKEY cn
⏱️ Timing
Total: 3798ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| NS | 2 | a.share-dns.com, b.share-dns.net |
Analysis
Name Servers
cm-google.com.cn is delegated to four name servers: a10.share-dns.com, a.share-dns.com, b10.share-dns.net and b.share-dns.net.
cm-google.com.cn at least partially shares its name servers with other domains, for instance huatijs.com, t4562.com, gdfzw.net, 99qq.net and zsqtkl.cn.
These name servers are commonly used with a5.share-dns.com, b5.share-dns.net, a12.share-dns.com, b12.share-dns.net, a3.share-dns.com, b3.share-dns.net, a1.share-dns.com, b1.share-dns.net, a9.share-dns.com and b9.share-dns.net.
Host names with a single IP number:
The host names a10.share-dns.com and a.share-dns.com point to 172.64.53.25.
The host names b10.share-dns.net and b.share-dns.net point to 172.64.52.239.
Host names that point to 172.64.53.25: a10.share-dns.com and a.share-dns.com.
Host names that point to 172.64.52.239: b10.share-dns.net and b.share-dns.net.