cqcert.cn - robtex.com
cqcert.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 | a8.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 | b8.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 | ||||||
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=2034586860 | ||||||
Same first word
Similar names
DNS History
11 records (4 active, 7 former)
●NSa.share-dns.com2026-03-25 → 2026-03-25 · 2 obs
● 2026-03-25 21:50:58
●NSa8.share-dns.com2026-03-25 → 2026-03-25 · 2 obs
● 2026-03-25 21:50:58
●NSb.share-dns.net2026-03-25 → 2026-03-25 · 2 obs
● 2026-03-25 21:50:58
●NSb8.share-dns.net2026-03-25 → 2026-03-25 · 2 obs
● 2026-03-25 21:50:58
○NSdns27.hichina.com2015-05-16 → 2017-01-31 · 4 obs
● 2017-01-31 23:26:10
○ 2019-04-10 03:20:12
○ 2026-03-25 21:50:58
○NSdns28.hichina.com2015-05-16 → 2017-01-31 · 4 obs
● 2017-01-31 23:26:10
○ 2019-04-10 03:20:12
○ 2026-03-25 21:50:58
○NSf1g1ns1.dnspod.net2019-04-10 → 2019-04-10 · 3 obs
● 2019-04-10 03:20:12
○ 2026-03-25 21:50:58
○NSf1g1ns2.dnspod.net2019-04-10 → 2019-04-10 · 3 obs
● 2019-04-10 03:20:12
○ 2026-03-25 21:50:58
○MXmxdomain.qq.com2015-05-16 → 2017-01-31 · 4 obs
● 2017-01-31 23:26:10
○ 2019-04-10 03:20:12
○ 2026-03-25 21:50:58
○A103.228.168.2442019-04-10 → 2019-04-10 · 3 obs
● 2019-04-10 03:20:12
○ 2026-03-25 21:50:58
○A183.64.111.2102015-05-16 → 2017-01-31 · 4 obs
● 2017-01-31 23:26:10
○ 2019-04-10 03:20:12
○ 2026-03-25 21:50:58
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| cn | a.dns.cn, b.dns.cn, c.dns.cn, d.dns.cn... | - |
| cqcert.cn | a8.share-dns.com, b8.share-dns.net | - |
✅ Authoritative Response
Server:172.64.53.25
NS records: a8.share-dns.com, b8.share-dns.net
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for cqcert.cn (unsigned zone)
⏱️ Timing
Total: 766ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| NS | 2 | a.share-dns.com, b.share-dns.net |
Analysis
Name Servers
cqcert.cn is delegated to four name servers: a8.share-dns.com, a.share-dns.com, b8.share-dns.net and b.share-dns.net.
cqcert.cn at least partially shares name servers with other domains, for instance my1535.com, rnyt.cn, haojianguo-food.com, wuximeirongyuan.com and sdlushan.com.
These name servers are commonly used alongside a9.share-dns.com, b9.share-dns.net, a12.share-dns.com, b12.share-dns.net, a7.share-dns.com, b7.share-dns.net, a11.share-dns.com, b11.share-dns.net, a1.share-dns.com and b1.share-dns.net.
Host names with one IP target:
a8.share-dns.com maps to 172.64.53.25
a.share-dns.com maps to 172.64.53.25
b8.share-dns.net maps to 172.64.52.239
b.share-dns.net maps to 172.64.52.239
Host names that map to 172.64.53.25: a8.share-dns.com and a.share-dns.com
Host names that map to 172.64.52.239: b8.share-dns.net and b.share-dns.net