rzdds.cn - robtex.com
rzdds.cn
| DNSSEC | ⚠️ Not signed | ||||||
| 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=1745562643 | ||||||
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 2035-09-11 #66 | ||||||
Subdomains
Same first word
rzdds.cn |
Similar names
DNS History
6 records (4 active, 2 former)
●NSns1.judns.com2026-05-06 → 2026-07-26 · 3 obs
● 2026-05-06 18:41:10
● 2026-07-26 02:23:36
●NSns1.julydns.com2026-05-06 → 2026-07-26 · 3 obs
● 2026-05-06 18:41:10
● 2026-07-26 02:23:36
○NSns2.dnsdun.com2015-08-21 → 2015-08-21 · 3 obs
○ 2015-12-14 21:38:04
○ 2026-07-26 02:23:36
●NSns2.judns.com2026-05-06 → 2026-07-26 · 3 obs
● 2026-05-06 18:41:10
● 2026-07-26 02:23:36
●NSns2.julydns.com2026-05-06 → 2026-07-26 · 3 obs
● 2026-05-06 18:41:10
● 2026-07-26 02:23:36
○NSns5.dnsdun.net2015-08-21 → 2015-08-21 · 3 obs
○ 2015-12-14 21:38:04
○ 2026-07-26 02:23:36
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| cn | a.dns.cn, b.dns.cn, c.dns.cn, d.dns.cn... | - |
| rzdds.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 rzdds.cn (unsigned zone)
⏱️ Timing
Total: 1600ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| NS | 2 | ns1.julydns.com, ns2.julydns.com |
| SOA | 1 | ns1.julydns.com master.jmdns.com |
Analysis
Hierarchy
wvv.rzdds.cn and vvv.rzdds.cn are both subdomains of rzdds.cn.
Name Servers
The authoritative name servers for rzdds.cn are ns1.judns.com, ns2.judns.com, ns1.julydns.com and ns2.julydns.com.
rzdds.cn partially shares its NS delegation with several other domains, including dearnuo.com, zbshunda.cn, haiyanglib.cn and two others.
These name servers are regularly seen alongside ns1.onclouddns.com and ns2.onclouddns.com as name servers.
Four host names each point to one IP address: ns1.judns.com and ns2.judns.com both point to 162.159.27.251, and ns1.julydns.com and ns2.julydns.com both point to 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.