tpcpa.cn - robtex.com
tpcpa.cn
| DNSSEC | ⚠️ Not signed | ||||||
| A | 173.249.187.111🇺🇸 BETTER-HK173.249.187.0/24 client's prefix | ||||||
| NS | ns1.julydns.com ⭐ ⚠️ Not in parent delegation | ||||||
| A | 162.159.48.223Cloudflare162.159.48.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| NS | ns1.judns.com ⚠️ Not in zone NS records | ||||||
| A | 162.159.27.251Cloudflare162.159.27.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| NS | ns2.judns.com ⚠️ Not in zone NS records | ||||||
| A | 162.159.27.251Cloudflare162.159.27.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| NS | ns2.julydns.com ⚠️ Not in parent delegation | ||||||
| A | 162.159.48.223Cloudflare162.159.48.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| SOA | ns1.julydns.commaster@jmdns.com serial=1775908818 | ||||||
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=2035036505 | ||||||
rank #10257 in the tld
Same first word
Similar names
DNS History
10 records (5 active, 5 former)
○NSdns1.hichina.com2015-08-03 → 2020-01-05 · 4 obs
● 2020-01-05 04:55:36
○ 2026-06-11 15:33:14
○ 2026-07-13 15:26:12
○NSdns2.hichina.com2015-08-03 → 2020-01-05 · 4 obs
● 2020-01-05 04:55:36
○ 2026-06-11 15:33:14
○ 2026-07-13 15:26:12
●NSns1.judns.com2026-06-11 → 2026-07-13 · 3 obs
● 2026-06-11 15:33:14
● 2026-07-13 15:26:12
●NSns1.julydns.com2026-06-11 → 2026-07-13 · 3 obs
● 2026-06-11 15:33:14
● 2026-07-13 15:26:12
●NSns2.judns.com2026-06-11 → 2026-07-13 · 3 obs
● 2026-06-11 15:33:14
● 2026-07-13 15:26:12
●NSns2.julydns.com2026-06-11 → 2026-07-13 · 3 obs
● 2026-06-11 15:33:14
● 2026-07-13 15:26:12
○MXmxbiz1.qq.com2015-08-03 → 2020-01-05 · 4 obs
● 2020-01-05 04:55:36
○ 2026-06-11 15:33:14
○ 2026-07-13 15:26:12
○MXmxbiz2.qq.com2015-08-03 → 2020-01-05 · 4 obs
● 2020-01-05 04:55:36
○ 2026-06-11 15:33:14
○ 2026-07-13 15:26:12
○A115.28.86.412015-08-03 → 2020-01-05 · 4 obs
● 2020-01-05 04:55:36
○ 2026-06-11 15:33:14
○ 2026-07-13 15:26:12
●A173.249.187.1112026-06-11 → 2026-07-13 · 3 obs
● 2026-06-11 15:33:14
● 2026-07-13 15:26:12
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| cn | d.dns.cn, b.dns.cn, a.dns.cn, c.dns.cn... | - |
| tpcpa.cn | ns1.judns.com, ns2.judns.com | - |
✅ Authoritative Response
Server:162.159.27.251
NS records: ns1.judns.com, ns2.judns.com
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for tpcpa.cn (unsigned zone)
⏱️ Timing
Total: 1985ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 173.249.187.111 |
| NS | 2 | ns1.julydns.com, ns2.julydns.com |
| SOA | 1 | ns1.julydns.com master.jmdns.com |
Analysis
IP Addresses
tpcpa.cn has exactly one IP address — 173.249.187.111.
aasw.cn, mayi360.cn, hulvny.com plus two other host names have IP numbers in common with tpcpa.cn.
Name Servers
Four name servers handle the delegation for tpcpa.cn: ns1.judns.com, ns2.judns.com, ns1.julydns.com and ns2.julydns.com.
tpcpa.cn has at least partial name server overlap with other domains, such as 6iw.cn, caphilldesign.com, oroqikj.cn and two others.
It is common to see these name servers used together with name servers ns1.onclouddns.com and ns2.onclouddns.com.
ns1.judns.com and ns2.judns.com share the IP address 162.159.27.251; ns1.julydns.com and ns2.julydns.com share the IP address 162.159.48.223.
ns1.judns.com and ns2.judns.com each have 162.159.27.251 IP addresses.
ns1.julydns.com and ns2.julydns.com each have 162.159.48.223 IP addresses.