sdc3.cn - robtex.com
sdc3.cn
| CNAME | lb-cjf7usth-xc90go6dvr7pkitf.clb.ap-beijing.tencentclb.com | ||||||
| DNSSEC | ⚠️ Not signed | ||||||
| A | 152.136.248.15🇨🇳 TENCENT-NET-AP152.136.192.0/18 CT BeiJing IDC | ||||||
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=2034612647 | ||||||
Same first word
Similar names
DNS History
3 records (3 active, 0 former)
●NSalcyone.dnspod.net2026-02-15 → 2026-03-30 · 2 obs
● 2026-02-15 18:26:24
● 2026-03-30 16:46:56
● 2026-03-30 16:46:56
●NScapricornus.dnspod.net2026-02-15 → 2026-03-30 · 2 obs
● 2026-02-15 18:26:24
● 2026-03-30 16:46:56
● 2026-03-30 16:46:56
●CNAMElb-cjf7usth-xc90go6dvr7pkitf.clb.ap-beijing.tencentclb.com2026-02-15 → 2026-03-30 · 2 obs
● 2026-02-15 18:26:24
● 2026-03-30 16:46:56
● 2026-03-30 16:46:56
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| cn | c.dns.cn, e.dns.cn, b.dns.cn, a.dns.cn... | - |
| sdc3.cn | alcyone.dnspod.net, capricornus.dnspod.net | - |
✅ Authoritative Response
Server:1.14.119.35
NS records: alcyone.dnspod.net, capricornus.dnspod.net
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for sdc3.cn (unsigned zone)
⏱️ Timing
Total: 1462ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| NS | 2 | alcyone.dnspod.net, capricornus.dnspod.net |
| CNAME | 1 | lb-cjf7usth-xc90go6dvr7pkitf.clb.ap-beij |
| SOA | 1 | capricornus.dnspod.net freednsadmin.dnsp |
Analysis
IP Addresses
sdc3.cn points to a single IP number: 152.136.248.15.
Other host names, for instance lb-cjf7usth-xc90go6dvr7pkitf.clb.ap-beijing.tencentclb.com, share IP numbers with sdc3.cn.