techclass.cn - dns.ninja
techclass.cn
| DNSSEC | ⚠️ Not signed | ||||||
| A | 38.177.142.222🇺🇸 AS39847838.177.128.0/18 PEG TECH INC PT-82 | ||||||
| PTR | host222.nappdeady.com | ||||||
| NS | ns1.nowcndns.com ⭐ | ||||||
| A | 1.193.216.204🇨🇳 CHINANET-Henan-Luoyang-IDC1.193.216.0/24 Chinatelecom HeNan Province Network | ||||||
| A | 218.98.111.129🇩🇪 HKCICL-AS-AP218.98.111.0/24 HONG KONG COMMUNICATIONS INTERNATIONAL CO.,LIMITED | ||||||
| A | 218.98.111.138🇩🇪 HKCICL-AS-AP218.98.111.0/24 HONG KONG COMMUNICATIONS INTERNATIONAL CO.,LIMITED | ||||||
| NS | ns2.nowcndns.com | ||||||
| A | 61.158.128.11🇨🇳 CHINA169-Backbone61.158.128.0/17 CNC Group CHINA169 Henan Province Network | ||||||
| A | 183.253.57.202🇨🇳 CHINAMOBILE-CN183.253.0.0/16 CMI (Customer Route) | ||||||
| A | 211.99.99.38🇨🇳 DONGGUAN-1211.99.99.0/24 | ||||||
| SOA | ns1.nowcndns.comadmin@nowcndns.com serial=1773131655 | ||||||
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=2035117189 | ||||||
Same first word
Similar names
DNS History
4 records (3 active, 1 former)
●NSns1.nowcndns.com2026-03-26 → 2026-07-31 · 2 obs
● 2026-07-31 18:41:46
●NSns2.nowcndns.com2026-03-26 → 2026-07-31 · 2 obs
● 2026-07-31 18:41:46
○A38.173.41.192026-03-26 → 2026-07-31 · 2 obs
○ 2026-07-31 18:41:46
●A38.177.142.2222026-03-26 → 2026-07-31 · 2 obs
● 2026-07-31 18:41:46
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| cn | d.dns.cn, a.dns.cn, c.dns.cn, b.dns.cn... | - |
✅ Authoritative Response
Server:203.119.26.1
NS records: d.dns.cn, a.dns.cn, c.dns.cn, b.dns.cn, e.dns.cn
🔒 DNSSEC Status
🔐 Secure (DNSSEC validated)
Chain of trust verified from root to domain
⏱️ Timing
Total: 3500ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|
Analysis
IP Addresses
techclass.cn points to a single IP number: 38.177.142.222.
Additional host names — xids.com.cn, xsmjjdw.cn, 999lm.cn and two others — share IP numbers with techclass.cn.
Name Servers
The NS records for techclass.cn delegate to ns1.nowcndns.com and ns2.nowcndns.com.
techclass.cn shares its name server setup with other domains, including hqman.cn, iw6euo6.cn, fmji.cn and two others.
The hosts ns1.nowcndns.com and ns2.nowcndns.com both resolve to three IP numbers: ns1.nowcndns.com to 1.193.216.204, 218.98.111.129 and 218.98.111.138, and ns2.nowcndns.com to 61.158.128.11, 183.253.57.202 and 211.99.99.38.