cib.cn - robtex.com
cib.cn
| DNSSEC | ⚠️ Not signed | ||||||
| NS | ns1.sfn.cn ⭐ | ||||||
| A | 111.63.77.29🇨🇳 CMNET-V4HEBEI-AS-AP111.63.64.0/20 CMI (Customer Route) | ||||||
| NS | ns2.sfn.cn | ||||||
| A | 101.37.119.99🇨🇳 Alibaba-Cloud101.37.0.0/17 | ||||||
| A | 111.63.77.30🇨🇳 CMNET-V4HEBEI-AS-AP111.63.64.0/20 CMI (Customer Route) | ||||||
| SOA | ns1.sfn.cnroot@ns1.sfn.cn 2026-03-28 #7 | ||||||
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=2034596360 | ||||||
Same first word
Similar names
DNS History
2 records (2 active, 0 former)
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| cn | a.dns.cn, b.dns.cn, c.dns.cn, d.dns.cn... | - |
| cib.cn | ns1.sfn.cn, ns2.sfn.cn | 3 records |
✅ Authoritative Response
Server:101.37.119.99
NS records: ns1.sfn.cn, ns2.sfn.cn
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for cib.cn (unsigned zone)
⏱️ Timing
Total: 1291ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| NS | 2 | ns2.sfn.cn, ns1.sfn.cn |
| SOA | 1 | ns1.sfn.cn root.ns1.sfn.cn |
📌 Glue Records Collected
Total: 3
Out-of-bailiwick: 3 (ns1.sfn.cn, ns2.sfn.cn, ns2.sfn.cn)
Analysis
Name Servers
cib.cn is delegated to two name servers: ns1.sfn.cn and ns2.sfn.cn.
cib.cn uses the same name server setup as other domains, for instance engtek.com.cn, sxdj.gov.cn, ctet.org.cn, mol-logistics.com.cn and ksjt.gov.cn.
cib.cn at least partially shares name servers with other domains, such as mirslab.ac.cn and bphg.com.cn and segit.com.cn.
Host names with two IPs:
ns2.sfn.cn points to: 101.37.119.99 and 111.63.77.30.
Host names with one IP:
ns1.sfn.cn points to: 111.63.77.29.