sumool.cn - dns.ninja
sumool.cn
| CNAME | sumool.cn.a1.initrr.com | ||||||
| DNSSEC | ⚠️ Not signed | ||||||
| A | 124.226.74.92🇨🇳 CHINATELECOM-Guangxi-Nanning-IDC124.226.72.0/22 | ||||||
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=2035142834 | ||||||
Same first word
Similar names
DNS History
6 records (5 active, 1 former)
●NSdns10.hichina.com2018-05-22 → 2026-08-05 · 2 obs
● 2018-05-22 02:54:06
● 2026-08-05 01:45:10
● 2026-08-05 01:45:10
●NSdns9.hichina.com2018-05-22 → 2026-08-05 · 2 obs
● 2018-05-22 02:54:06
● 2026-08-05 01:45:10
● 2026-08-05 01:45:10
○A118.31.184.712018-05-22 → 2018-05-22 · 3 obs
● 2018-05-22 02:54:06
○ 2026-03-23 16:05:50
○ 2026-08-05 01:45:10
○ 2026-03-23 16:05:50
○ 2026-08-05 01:45:10
●CNAMEsumool.cn.a1.initrr.com2026-03-23 → 2026-08-05 · 2 obs
● 2026-03-23 16:05:50
● 2026-08-05 01:45:10
● 2026-08-05 01:45:10
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| cn | e.dns.cn, a.dns.cn, c.dns.cn, d.dns.cn... | - |
| sumool.cn | dns9.hichina.com, dns10.hichina.com | - |
✅ Authoritative Response
Server:120.76.107.42
NS records: dns9.hichina.com, dns10.hichina.com
🔒 DNSSEC Status
❌ Bogus (DNSSEC validation failed)
Validation error at cn: Error: DNS query timeout: 203.119.29.1 for DNSKEY cn
⏱️ Timing
Total: 4444ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| NS | 2 | dns9.hichina.com, dns10.hichina.com |
| MX | 2 | mxbiz1.qq.com (pri: 5), mxbiz2.qq.com (pri: 10) |
| CNAME | 1 | sumool.cn.a1.initrr.com |
| SOA | 1 | dns9.hichina.com hostmaster.hichina.com |
Analysis
IP Addresses
sumool.cn points to a single IP number: 124.226.74.92.
Among the host names that share IP numbers with sumool.cn is xinnan26.xzdsmlw.cn.a1.initac.com, as one example.