helpdata.cn - dns.ninja
helpdata.cn
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=2034993644 | ||||||
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| cn | c.dns.cn, d.dns.cn, a.dns.cn, e.dns.cn... | - |
| helpdata.cn | ns15.xincache.com, ns16.xincache.com | - |
✅ Authoritative Response
Server:117.89.178.184
NS records: ns15.xincache.com, ns16.xincache.com
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for helpdata.cn (unsigned zone)
⏱️ Timing
Total: 4598ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 115.159.35.249 |
| NS | 2 | ns15.xincache.com, ns16.xincache.com |
| SOA | 1 | ns11.xincache.com ns12.xincache.com |