insbrain.cn - robtex.com
insbrain.cn
| CNAME | nc1.yiducloud.com.cn | ||||||
| DNSSEC | ⚠️ Not signed | ||||||
| A | 223.202.212.173🇨🇳 CHINANET-BJ-METRO223.202.212.0/24 Proxy-registered route object | ||||||
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=2034709561 | ||||||
Same first word
Similar names
DNS History
6 records (3 active, 3 former)
○NSdns25.hichina.com2020-03-05 → 2020-03-05 · 3 obs
● 2020-03-05 06:44:56
○ 2026-03-26 19:50:40
○ 2026-04-25 05:32:18
○ 2026-03-26 19:50:40
○ 2026-04-25 05:32:18
○NSdns26.hichina.com2020-03-05 → 2020-03-05 · 3 obs
● 2020-03-05 06:44:56
○ 2026-03-26 19:50:40
○ 2026-04-25 05:32:18
○ 2026-03-26 19:50:40
○ 2026-04-25 05:32:18
●NSvip3.alidns.com2026-03-26 → 2026-04-25 · 3 obs
○ 2020-03-05 06:44:56
● 2026-03-26 19:50:40
● 2026-04-25 05:32:18
● 2026-03-26 19:50:40
● 2026-04-25 05:32:18
●NSvip4.alidns.com2026-03-26 → 2026-04-25 · 3 obs
○ 2020-03-05 06:44:56
● 2026-03-26 19:50:40
● 2026-04-25 05:32:18
● 2026-03-26 19:50:40
● 2026-04-25 05:32:18
○A223.202.212.1882020-03-05 → 2020-03-05 · 3 obs
● 2020-03-05 06:44:56
○ 2026-03-26 19:50:40
○ 2026-04-25 05:32:18
○ 2026-03-26 19:50:40
○ 2026-04-25 05:32:18
●CNAMEnc1.yiducloud.com.cn2026-03-26 → 2026-04-25 · 2 obs
● 2026-03-26 19:50:40
● 2026-04-25 05:32:18
● 2026-04-25 05:32:18
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| cn | a.dns.cn, b.dns.cn, c.dns.cn, d.dns.cn... | - |
| insbrain.cn | vip3.alidns.com, vip4.alidns.com | - |
✅ Authoritative Response
Server:170.33.80.10
NS records: vip3.alidns.com, vip4.alidns.com
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for insbrain.cn (unsigned zone)
⏱️ Timing
Total: 1523ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| NS | 2 | vip3.alidns.com, vip4.alidns.com |
| CNAME | 1 | nc1.yiducloud.com.cn |
| SOA | 1 | vip3.alidns.com hostmaster.hichina.com |
Analysis
IP Addresses
insbrain.cn points to IP number: 223.202.212.173.
Other host names, for instance nc1.yiducloud.com.cn and causacloud.com, share IP numbers with insbrain.cn.