polysc.cn - robtex.com
polysc.cn
| DNSSEC | ⚠️ Not signed | ||||||
| A | 118.122.250.120🇨🇳 CHINANET-BACKBONE118.120.0.0/14 China Telecom Network | ||||||
| NS | tetrahedron.dnspod.net ⭐ | ||||||
| A | 2402:4e00:1470:2::e🇨🇳 TENCENT-NET-AP2402:4e00:1400::/40 | ||||||
| A | 1.12.0.4🇨🇳 TENCENT-NET-AP-CN1.12.0.0/20 ZL-IDC-BOM | ||||||
| A | 1.14.119.35🇨🇳 TENCENT-NET-AP1.14.64.0/18 | ||||||
| A | 111.13.13.35🇨🇳 CHINAMOBILE-CN111.13.0.0/16 CMI (Customer Route) | ||||||
| A | 117.89.178.35🇨🇳 ChinaNet-NANJING-JISHAN-IDC117.89.176.0/21 JS-CT NJ-JS-IDC | ||||||
| A | 220.196.136.35🇨🇳 UNICOM-SHFT-IDC220.196.136.0/24 | ||||||
| NS | cleaner.dnspod.net | ||||||
| A | 2402:4e00:111:fff::c🇨🇳 TENCENT-NET-AP2402:4e00::/35 | ||||||
| A | 1.12.0.1🇨🇳 TENCENT-NET-AP-CN1.12.0.0/20 ZL-IDC-BOM | ||||||
| A | 1.13.76.35🇨🇳 TENCENT-NET-AP1.13.64.0/18 | ||||||
| A | 36.155.149.35🇨🇳 CMNET-Jiangsu-AP36.155.144.0/21 CMI (Customer Route) | ||||||
| A | 101.227.168.35🇨🇳 SHANGHAITELECOM101.227.168.0/23 SHIDC | ||||||
| A | 111.206.98.235🇨🇳 CHINA169-BJ111.206.98.0/24 | ||||||
| SOA | tetrahedron.dnspod.netfreednsadmin@dnspod.com serial=1779184078 | ||||||
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=2035126732 | ||||||
Same first word
Similar names
DNS History
3 records (3 active, 0 former)
●NScleaner.dnspod.net2026-06-04 → 2026-08-03 · 2 obs
● 2026-08-03 07:16:56
●NStetrahedron.dnspod.net2026-06-04 → 2026-08-03 · 2 obs
● 2026-08-03 07:16:56
●A118.122.250.1202026-06-04 → 2026-08-03 · 2 obs
● 2026-08-03 07:16:56
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| cn | a.dns.cn, c.dns.cn, e.dns.cn, d.dns.cn... | - |
| polysc.cn | cleaner.dnspod.net, tetrahedron.dnspod.net | - |
✅ Authoritative Response
Server:1.13.76.35
NS records: cleaner.dnspod.net, tetrahedron.dnspod.net
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for polysc.cn (unsigned zone)
⏱️ Timing
Total: 1242ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 118.122.250.120 |
| NS | 2 | tetrahedron.dnspod.net, cleaner.dnspod.net |
| SOA | 1 | tetrahedron.dnspod.net freednsadmin.dnsp |
Analysis
IP Addresses
polysc.cn has exactly one IP address — 118.122.250.120.
Name Servers
The NS records for polysc.cn delegate to cleaner.dnspod.net and tetrahedron.dnspod.net.
The name server configuration of polysc.cn is shared with other domains, for instance scloud.sg, cdnqttdispatcher02.com, blyzh.cn and two others.
polysc.cn shares at least some of its name servers with domains including wisdombrowser.com, 5928.com.cn and bzmbb.top
These name servers are frequently seen alongside the name servers f1g1ns1.dnspod.net.
Hosts with 6 IP addresses each:
cleaner.dnspod.net maps to 1.12.0.1, 1.13.76.35, 36.155.149.35 and 3 additional IP addresses.
tetrahedron.dnspod.net maps to 1.12.0.4, 1.14.119.35, 111.13.13.35 and 3 additional IP addresses.