cu1sls.cdcb.com - robtex.com
cu1sls.cdcb.com
| DNSSEC | ⚠️ Not signed | ||||||
| A | 2408:8634:1000:102:116:142:70:132🇨🇳 CHINA169-Backbone2408:8634::/32 China Unicom B811&A1218, China Unicom No.21, Jin-Rong Street | ||||||
| A | 116.142.70.132🇨🇳 CHINA169-Backbone116.142.0.0/15 route of Chinaunicom | ||||||
cdcb.com
| CNAME | www.cdcb.com | ||||||
| DNSSEC | ⚠️ Not signed | ||||||
| A | 2408:8634:c01:a0::34🇨🇳 CHINA169-Backbone2408:8634::/32 China Unicom B811&A1218, China Unicom No.21, Jin-Rong Street | ||||||
| A | 116.142.85.18🇨🇳 CHINA169-Backbone116.142.0.0/15 route of Chinaunicom | ||||||
| NS | cm1sls.cdcb.com ⚠️ Not in zone NS records | ||||||
| NS | ct1sls.cdcb.com ⚠️ Not in zone NS records | ||||||
| NS | cu1sls.cdcb.com ⚠️ Not in zone NS records | ||||||
NS for
DNS History
2 records (2 active, 0 former)
●A116.142.70.1322026-02-24 → 2026-03-27 · 2 obs
● 2026-02-24 22:21:08
● 2026-03-27 21:08:32
● 2026-03-27 21:08:32
●A2408:8634:1000:102:116:142:70:1322026-02-24 → 2026-03-27 · 2 obs
● 2026-02-24 22:21:08
● 2026-03-27 21:08:32
● 2026-03-27 21:08:32
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| com | f.gtld-servers.net, j.gtld-servers.net, i.gtld-servers.net, h.gtld-servers.net... | - |
| cdcb.com | dns13.hichina.com, dns14.hichina.com | 18 records |
✅ Authoritative Response
Server:120.76.107.42
NS records: dns13.hichina.com, dns14.hichina.com
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for cdcb.com (unsigned zone)
⏱️ Timing
Total: 554ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 116.142.70.132 |
| AAAA | 1 | 2408:8634:1000:102:116:142:70:132 |
📌 Glue Records Collected
Total: 18
Out-of-bailiwick: 18 (dns13.hichina.com, dns13.hichina.com, dns13.hichina.com...)
Analysis
Name Server Role
cu1sls.cdcb.com serves as a name server for www.cdcb.com.
cm1sls.cdcb.com and ct1sls.cdcb.com are commonly used as name servers together with cu1sls.cdcb.com.
IP Addresses
cu1sls.cdcb.com resolves to two IP numbers: 2408:8634:1000:102:116:142:70:132 and 116.142.70.132.
Other host names including cu1sls.cccb.cn, ns2.jlnls.com and cudca.jlnls.com share IP numbers with cu1sls.cdcb.com.