techcom.cn - dns.ninja
techcom.cn
| CNAME | overdue.aliyun.com | ||||||
| DNSSEC | ⚠️ Not signed | ||||||
| A | 170.33.12.185🇸🇬 Alibaba_Cloud_SEC170.33.12.0/24 Alibaba.com Singapore E-Commerce Private Limited 8 Shenton Way, 45-01 AXA Tower, Singapore 068811 | ||||||
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=2034902241 | ||||||
Subdomains
ns.techcom.cn |
Same first word
Similar names
DNS History
7 records (3 active, 4 former)
●NSdns23.hichina.com2026-03-27 → 2026-06-10 · 3 obs
○ 2016-12-31 01:50:26
● 2026-03-27 23:56:24
● 2026-06-10 18:49:34
● 2026-03-27 23:56:24
● 2026-06-10 18:49:34
●NSdns24.hichina.com2026-03-27 → 2026-06-10 · 3 obs
○ 2016-12-31 01:50:26
● 2026-03-27 23:56:24
● 2026-06-10 18:49:34
● 2026-03-27 23:56:24
● 2026-06-10 18:49:34
○NSns.techcom.cn2015-07-12 → 2016-12-31 · 4 obs
● 2015-07-12 15:52:32
● 2016-12-31 01:50:26
○ 2026-03-27 23:56:24
○ 2026-06-10 18:49:34
● 2016-12-31 01:50:26
○ 2026-03-27 23:56:24
○ 2026-06-10 18:49:34
○MXmxbiz1.qq.com2015-07-12 → 2016-12-31 · 4 obs
● 2015-07-12 15:52:32
● 2016-12-31 01:50:26
○ 2026-03-27 23:56:24
○ 2026-06-10 18:49:34
● 2016-12-31 01:50:26
○ 2026-03-27 23:56:24
○ 2026-06-10 18:49:34
○MXmxbiz2.qq.com2015-07-12 → 2016-12-31 · 4 obs
● 2015-07-12 15:52:32
● 2016-12-31 01:50:26
○ 2026-03-27 23:56:24
○ 2026-06-10 18:49:34
● 2016-12-31 01:50:26
○ 2026-03-27 23:56:24
○ 2026-06-10 18:49:34
○A114.242.74.322015-07-12 → 2016-04-22 · 4 obs
● 2015-07-12 15:52:32
● 2016-04-22 12:59:08
○ 2026-03-27 23:56:24
○ 2026-06-10 18:49:34
● 2016-04-22 12:59:08
○ 2026-03-27 23:56:24
○ 2026-06-10 18:49:34
●CNAMEoverdue.aliyun.com2026-03-27 → 2026-06-10 · 2 obs
● 2026-03-27 23:56:24
● 2026-06-10 18:49:34
● 2026-06-10 18:49:34
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| cn | a.dns.cn, b.dns.cn, c.dns.cn, d.dns.cn... | - |
| techcom.cn | dns23.hichina.com, dns24.hichina.com | - |
✅ Authoritative Response
Server:139.224.142.110
NS records: dns23.hichina.com, dns24.hichina.com
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for techcom.cn (unsigned zone)
⏱️ Timing
Total: 1522ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| NS | 2 | dns24.hichina.com, dns23.hichina.com |
| CNAME | 1 | overdue.aliyun.com |
| SOA | 1 | dns23.hichina.com hostmaster.hichina.com |
Analysis
Hierarchy
The domain ns.techcom.cn falls under the parent techcom.cn.
IP Addresses
techcom.cn points to a single IP number: 170.33.12.185.
Additional host names — hddp.cn, bpsp.cn, btdb.cn and two others — share IP numbers with techcom.cn.