zhctdb.cn - robtex.com
zhctdb.cn
| DNSSEC | ⚠️ Not signed | ||||||
| A | 38.48.226.173🇺🇸 AS39882338.48.192.0/18 | ||||||
| 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=1772318684 | ||||||
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=2035038182 | ||||||
Subdomains
www.zhctdb.cn |
Same first word
zhctdb.cn |
Similar names
DNS History
5 records (5 active, 0 former)
●NSns1.julydns.com2026-06-29 → 2026-07-14 · 2 obs
● 2026-07-14 04:02:50
●NSns2.julydns.com2026-06-29 → 2026-07-14 · 2 obs
● 2026-07-14 04:02:50
●A38.48.226.1732026-06-29 → 2026-07-14 · 2 obs
● 2026-07-14 04:02:50
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| cn | e.dns.cn, a.dns.cn, c.dns.cn, d.dns.cn... | - |
| zhctdb.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 zhctdb.cn (unsigned zone)
⏱️ Timing
Total: 1228ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 38.48.226.173 |
| NS | 2 | ns1.julydns.com, ns2.julydns.com |
| SOA | 1 | ns1.julydns.com master.jmdns.com |
Analysis
Hierarchy
www.zhctdb.cn is a subdomain of zhctdb.cn.
IP Addresses
zhctdb.cn has exactly one IP address — 38.48.226.173.
3838438.cn, www.zhctdb.cn, 5y5y.cn plus two other host names have IP numbers in common with zhctdb.cn.
Name Servers
Four name servers handle the delegation for zhctdb.cn: ns1.judns.com, ns2.judns.com, ns1.julydns.com and ns2.julydns.com.
The name servers of zhctdb.cn overlap at least partially with those of other domains — among them cadenzza.cn, 166865.com, sunanchem.cn and two more.
These name servers commonly appear alongside the 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.
Both ns1.judns.com and ns2.judns.com resolve to 162.159.27.251 IP addresses each.
Both ns1.julydns.com and ns2.julydns.com resolve to 162.159.48.223 IP addresses each.