sdr9.cn - robtex.com
sdr9.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=2034598556 | ||||||
Same first word
sdr9.cn |
Similar names
DNS History
3 records (3 active, 0 former)
●NSalcyone.dnspod.net2026-02-21 → 2026-03-28 · 2 obs
● 2026-02-21 22:15:12
● 2026-03-28 11:47:40
● 2026-03-28 11:47:40
●NScapricornus.dnspod.net2026-02-21 → 2026-03-28 · 2 obs
● 2026-02-21 22:15:12
● 2026-03-28 11:47:40
● 2026-03-28 11:47:40
●CNAMElb-cjf7usth-xc90go6dvr7pkitf.clb.ap-beijing.tencentclb.com2026-02-21 → 2026-03-28 · 2 obs
● 2026-02-21 22:15:12
● 2026-03-28 11:47:40
● 2026-03-28 11:47:40
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| cn | a.dns.cn, b.dns.cn, c.dns.cn, d.dns.cn... | - |
| sdr9.cn | alcyone.dnspod.net, capricornus.dnspod.net | - |
✅ Authoritative Response
Server:112.80.181.45
NS records: alcyone.dnspod.net, capricornus.dnspod.net
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for sdr9.cn (unsigned zone)
⏱️ Timing
Total: 1428ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| NS | 2 | capricornus.dnspod.net, alcyone.dnspod.net |
| CNAME | 1 | lb-cjf7usth-xc90go6dvr7pkitf.clb.ap-beij |
| SOA | 1 | capricornus.dnspod.net freednsadmin.dnsp |
Analysis
IP Addresses
sdr9.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 sdr9.cn.