chenggua.cn - robtex.com
chenggua.cn
| DNSSEC | ⚠️ Not signed | ||||||
| A | 171.80.15.249🇨🇳 CT-XIANGYANG-IDC2171.80.0.0/18 襄阳IDC | ||||||
| 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.onclouddns.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 | ||||||
| NS | ns2.onclouddns.com ⚠️ Not in zone NS records | ||||||
| A | 162.159.27.251Cloudflare162.159.27.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| SOA | ns1.julydns.commaster@jmdns.com serial=1777369452 | ||||||
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=2035160431 | ||||||
Subdomains
www.chenggua.cn |
Same first word
Similar names
DNS History
5 records (5 active, 0 former)
●NSns1.julydns.com2026-07-12 → 2026-08-09 · 2 obs
● 2026-08-09 16:58:40
●NSns1.onclouddns.com2026-07-12 → 2026-08-09 · 2 obs
● 2026-08-09 16:58:40
●NSns2.julydns.com2026-07-12 → 2026-08-09 · 2 obs
● 2026-08-09 16:58:40
●NSns2.onclouddns.com2026-07-12 → 2026-08-09 · 2 obs
● 2026-08-09 16:58:40
●A171.80.15.2492026-07-12 → 2026-08-09 · 2 obs
● 2026-08-09 16:58:40
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| cn | d.dns.cn, b.dns.cn, a.dns.cn, c.dns.cn... | - |
| chenggua.cn | ns1.onclouddns.com, ns2.onclouddns.com | - |
✅ Authoritative Response
Server:162.159.27.251
NS records: ns1.onclouddns.com, ns2.onclouddns.com
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for chenggua.cn (unsigned zone)
⏱️ Timing
Total: 4977ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 171.80.15.249 |
| NS | 2 | ns1.julydns.com, ns2.julydns.com |
| SOA | 1 | ns1.julydns.com master.jmdns.com |
Analysis
Hierarchy
www.chenggua.cn is delegated beneath chenggua.cn.
IP Addresses
chenggua.cn has exactly one IP address — 171.80.15.249.
Further host names like www.chenggua.cn and tacehua.com overlap in IP numbers with chenggua.cn.
Name Servers
Four name servers handle the delegation for chenggua.cn: ns1.julydns.com, ns2.julydns.com, ns1.onclouddns.com and ns2.onclouddns.com.
There is at least partial name server overlap between chenggua.cn and other domains — ray7.cn, guantaoapp.com, skcykjgs.com and two more among them.
These name servers frequently co-occur with the name servers ns1.judns.com and ns2.judns.com.
ns1.julydns.com and ns2.julydns.com share the IP address 162.159.48.223; ns1.onclouddns.com and ns2.onclouddns.com share the IP address 162.159.27.251.
ns1.julydns.com and ns2.julydns.com each have 162.159.48.223 IP addresses.
ns1.onclouddns.com and ns2.onclouddns.com each have 162.159.27.251 IP addresses.