rcdata.cn - dns.ninja
rcdata.cn
| DNSSEC | ⚠️ Not signed | ||||||
| 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 | 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 | 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 | ||||||
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=2035168966 | ||||||
Same first word
Similar names
DNS History
10 records (4 active, 6 former)
○NSdns31.hichina.com2015-06-24 → 2016-07-12 · 4 obs
● 2016-07-12 11:02:06
○ 2018-08-14 09:51:14
○ 2026-08-11 20:16:30
○NSdns32.hichina.com2015-06-24 → 2016-07-12 · 4 obs
● 2016-07-12 11:02:06
○ 2018-08-14 09:51:14
○ 2026-08-11 20:16:30
○NSjuming.dnsdun.com2018-08-14 → 2018-08-14 · 4 obs
● 2018-08-14 09:51:14
○ 2026-04-16 02:56:32
○ 2026-08-11 20:16:30
○NSjuming.dnsdun.net2018-08-14 → 2018-08-14 · 4 obs
● 2018-08-14 09:51:14
○ 2026-04-16 02:56:32
○ 2026-08-11 20:16:30
●NSns1.judns.com2026-04-16 → 2026-08-11 · 3 obs
● 2026-04-16 02:56:32
● 2026-08-11 20:16:30
●NSns1.julydns.com2026-04-16 → 2026-08-11 · 3 obs
● 2026-04-16 02:56:32
● 2026-08-11 20:16:30
●NSns2.judns.com2026-04-16 → 2026-08-11 · 3 obs
● 2026-04-16 02:56:32
● 2026-08-11 20:16:30
●NSns2.julydns.com2026-04-16 → 2026-08-11 · 3 obs
● 2026-04-16 02:56:32
● 2026-08-11 20:16:30
○MXmx.ym.163.com2015-06-24 → 2016-07-12 · 4 obs
● 2016-07-12 11:02:06
○ 2018-08-14 09:51:14
○ 2026-08-11 20:16:30
○A104.203.248.802018-08-14 → 2018-08-14 · 3 obs
○ 2026-04-16 02:56:32
○ 2026-08-11 20:16:30
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| cn | a.dns.cn, c.dns.cn, e.dns.cn, d.dns.cn... | - |
| rcdata.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 rcdata.cn (unsigned zone)
⏱️ Timing
Total: 947ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| NS | 2 | ns1.julydns.com, ns2.julydns.com |
Analysis
Name Servers
Four name servers handle the delegation for rcdata.cn: ns1.judns.com, ns2.judns.com, ns1.julydns.com and ns2.julydns.com.
At least some of rcdata.cn's name servers are shared with other domains, for example ahsll.cn, mangran.cn, jsfyxl.com and two more.
These name servers tend to be deployed in combination with 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.
The host names ns1.judns.com and ns2.judns.com both resolve to 162.159.27.251 IP addresses.
The host names ns1.julydns.com and ns2.julydns.com both resolve to 162.159.48.223 IP addresses.