ptcat.cn - robtex.com
ptcat.cn
| CNAME | exp.gs-cdn.com | ||||||
| DNSSEC | β οΈ Not signed | ||||||
| A | 172.65.190.172πΊπΈ Cloudflare172.65.176.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
cn
| DNSSEC | π Signed (DS record present) | ||||||
| NS | a.dns.cn β | ||||||
| NS | b.dns.cn | ||||||
| NS | c.dns.cn | ||||||
| NS | d.dns.cn | ||||||
| NS | e.dns.cn | ||||||
| NS | ns.cernet.net β οΈ Not in parent delegation | ||||||
| SOA | a.dns.cnroot@cnnic.cn serial=2034618191 | ||||||
Same first word
Similar names
DNS History
12 records (3 active, 9 former)
βNSdns19.hichina.com2026-03-27 β 2026-04-01 Β· 2 obs
β 2026-03-27 12:03:38
β 2026-04-01 00:17:50
β 2026-04-01 00:17:50
βNSdns20.hichina.com2026-03-27 β 2026-04-01 Β· 2 obs
β 2026-03-27 12:03:38
β 2026-04-01 00:17:50
β 2026-04-01 00:17:50
βNSexpire1.gname-dns.com2026-03-27 β 2026-04-01 Β· 3 obs
β 2017-11-05 12:26:14
β 2026-03-27 12:03:38
β 2026-04-01 00:17:50
β 2026-03-27 12:03:38
β 2026-04-01 00:17:50
βNSexpire2.gname-dns.com2026-03-27 β 2026-04-01 Β· 3 obs
β 2017-11-05 12:26:14
β 2026-03-27 12:03:38
β 2026-04-01 00:17:50
β 2026-03-27 12:03:38
β 2026-04-01 00:17:50
βNSns1.22.cn2017-01-05 β 2017-11-05 Β· 4 obs
β 2017-01-05 04:20:36
β 2017-11-05 12:26:14
β 2026-03-27 12:03:38
β 2026-04-01 00:17:50
β 2017-11-05 12:26:14
β 2026-03-27 12:03:38
β 2026-04-01 00:17:50
βNSns2.22.cn2017-01-05 β 2017-01-05 Β· 3 obs
β 2017-01-05 04:20:36
β 2017-11-05 12:26:14
β 2026-04-01 00:17:50
β 2017-11-05 12:26:14
β 2026-04-01 00:17:50
βNSns3.22.cn2017-01-05 β 2017-01-05 Β· 3 obs
β 2017-01-05 04:20:36
β 2017-11-05 12:26:14
β 2026-04-01 00:17:50
β 2017-11-05 12:26:14
β 2026-04-01 00:17:50
βNSns4.22.cn2017-01-05 β 2017-01-05 Β· 3 obs
β 2017-01-05 04:20:36
β 2017-11-05 12:26:14
β 2026-04-01 00:17:50
β 2017-11-05 12:26:14
β 2026-04-01 00:17:50
βMXmxdomain.qq.com2017-01-05 β 2017-11-05 Β· 4 obs
β 2017-01-05 04:20:36
β 2017-11-05 12:26:14
β 2026-03-27 12:03:38
β 2026-04-01 00:17:50
β 2017-11-05 12:26:14
β 2026-03-27 12:03:38
β 2026-04-01 00:17:50
βA39.98.108.182026-03-27 β 2026-04-01 Β· 2 obs
β 2026-03-27 12:03:38
β 2026-04-01 00:17:50
β 2026-04-01 00:17:50
βA43.228.242.1822017-01-05 β 2017-01-05 Β· 3 obs
β 2017-01-05 04:20:36
β 2017-11-05 12:26:14
β 2026-04-01 00:17:50
β 2017-11-05 12:26:14
β 2026-04-01 00:17:50
βCNAMEexp.gs-cdn.com2026-03-27 β 2026-04-01 Β· 2 obs
β 2026-03-27 12:03:38
β 2026-04-01 00:17:50
β 2026-04-01 00:17:50
π DNS Trace
π Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| cn | a.dns.cn, b.dns.cn, c.dns.cn, d.dns.cn... | - |
| ptcat.cn | expire1.gname-dns.com, expire2.gname-dns.com | - |
β Authoritative Response
Server:172.64.53.233
NS records: expire1.gname-dns.com, expire2.gname-dns.com
π DNSSEC Status
β οΈ Insecure (no DNSSEC)
No DS record for ptcat.cn (unsigned zone)
β±οΈ Timing
Total: 1485ms | Queries: -
π Records
| Type | Count | Sample Data |
|---|---|---|
| NS | 2 | expire1.gname-dns.com, expire2.gname-dns.com |
| CNAME | 1 | exp.gs-cdn.com |
Analysis
IP Addresses
ptcat.cn resolves to a single IP address: 172.65.190.172.
Other host names, such as 0syn.com and exp.gs-cdn.com, share IP numbers with ptcat.cn.