zztbs.cn - robtex.com
zztbs.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.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=1778843978 | ||||||
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=2035161263 | ||||||
Same first word
zztbs.cn |
Similar names
DNS History
5 records (5 active, 0 former)
●NSns1.julydns.com2026-08-01 → 2026-08-10 · 2 obs
● 2026-08-10 00:47:36
●NSns1.onclouddns.com2026-08-01 → 2026-08-10 · 2 obs
● 2026-08-10 00:47:36
●NSns2.julydns.com2026-08-01 → 2026-08-10 · 2 obs
● 2026-08-10 00:47:36
●NSns2.onclouddns.com2026-08-01 → 2026-08-10 · 2 obs
● 2026-08-10 00:47:36
●A173.249.187.1112026-08-01 → 2026-08-10 · 2 obs
● 2026-08-10 00:47:36
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| cn | a.dns.cn, b.dns.cn, c.dns.cn, d.dns.cn... | - |
| zztbs.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 zztbs.cn (unsigned zone)
⏱️ Timing
Total: 933ms | 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
zztbs.cn has exactly one IP address — 173.249.187.111.
asmshop.cn, nasduo.com, www.alpha-studios.cn plus two other host names have IP numbers in common with zztbs.cn.
Name Servers
Four name servers handle the delegation for zztbs.cn: ns1.julydns.com, ns2.julydns.com, ns1.onclouddns.com and ns2.onclouddns.com.
There is at least partial name server overlap between zztbs.cn and other domains — xmfh365.com, jxyysk.com, 021-web.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.
The host names ns1.julydns.com and ns2.julydns.com both resolve to 162.159.48.223 IP addresses.
The host names ns1.onclouddns.com and ns2.onclouddns.com both resolve to 162.159.27.251 IP addresses.