bbtech.cn - dns.ninja
bbtech.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=2034921985 | ||||||
Same first word
Similar names
DNS History
16 records (3 active, 13 former)
○NSdns1.iidns.com2015-07-17 → 2016-05-09 · 4 obs
● 2015-07-17 01:24:56
● 2016-05-09 05:46:48
○ 2026-03-26 08:55:56
○ 2026-06-15 19:45:16
● 2016-05-09 05:46:48
○ 2026-03-26 08:55:56
○ 2026-06-15 19:45:16
●NSdns10.hichina.com2026-03-26 → 2026-06-15 · 3 obs
○ 2016-05-09 05:46:48
● 2026-03-26 08:55:56
● 2026-06-15 19:45:16
● 2026-03-26 08:55:56
● 2026-06-15 19:45:16
○NSdns2.iidns.com2015-07-17 → 2016-05-09 · 4 obs
● 2015-07-17 01:24:56
● 2016-05-09 05:46:48
○ 2026-03-26 08:55:56
○ 2026-06-15 19:45:16
● 2016-05-09 05:46:48
○ 2026-03-26 08:55:56
○ 2026-06-15 19:45:16
○NSdns3.iidns.com2015-07-17 → 2016-05-09 · 4 obs
● 2015-07-17 01:24:56
● 2016-05-09 05:46:48
○ 2026-03-26 08:55:56
○ 2026-06-15 19:45:16
● 2016-05-09 05:46:48
○ 2026-03-26 08:55:56
○ 2026-06-15 19:45:16
○NSdns4.iidns.com2015-07-17 → 2016-05-09 · 4 obs
● 2015-07-17 01:24:56
● 2016-05-09 05:46:48
○ 2026-03-26 08:55:56
○ 2026-06-15 19:45:16
● 2016-05-09 05:46:48
○ 2026-03-26 08:55:56
○ 2026-06-15 19:45:16
○NSdns5.iidns.com2015-07-17 → 2016-05-09 · 4 obs
● 2015-07-17 01:24:56
● 2016-05-09 05:46:48
○ 2026-03-26 08:55:56
○ 2026-06-15 19:45:16
● 2016-05-09 05:46:48
○ 2026-03-26 08:55:56
○ 2026-06-15 19:45:16
○NSdns6.iidns.com2015-07-17 → 2016-05-09 · 4 obs
● 2015-07-17 01:24:56
● 2016-05-09 05:46:48
○ 2026-03-26 08:55:56
○ 2026-06-15 19:45:16
● 2016-05-09 05:46:48
○ 2026-03-26 08:55:56
○ 2026-06-15 19:45:16
●NSdns9.hichina.com2026-03-26 → 2026-06-15 · 3 obs
○ 2016-05-09 05:46:48
● 2026-03-26 08:55:56
● 2026-06-15 19:45:16
● 2026-03-26 08:55:56
● 2026-06-15 19:45:16
○A103.241.230.1312017-02-08 → 2017-02-08 · 4 obs
○ 2015-07-17 01:24:56
● 2017-02-08 11:52:16
○ 2026-03-26 08:55:56
○ 2026-06-15 19:45:16
● 2017-02-08 11:52:16
○ 2026-03-26 08:55:56
○ 2026-06-15 19:45:16
○A103.241.230.1322017-02-08 → 2017-02-08 · 4 obs
○ 2015-07-17 01:24:56
● 2017-02-08 11:52:16
○ 2026-03-26 08:55:56
○ 2026-06-15 19:45:16
● 2017-02-08 11:52:16
○ 2026-03-26 08:55:56
○ 2026-06-15 19:45:16
○A103.241.230.1332017-02-08 → 2017-02-08 · 4 obs
○ 2015-07-17 01:24:56
● 2017-02-08 11:52:16
○ 2026-03-26 08:55:56
○ 2026-06-15 19:45:16
● 2017-02-08 11:52:16
○ 2026-03-26 08:55:56
○ 2026-06-15 19:45:16
○A103.241.230.1342017-02-08 → 2017-02-08 · 4 obs
○ 2015-07-17 01:24:56
● 2017-02-08 11:52:16
○ 2026-03-26 08:55:56
○ 2026-06-15 19:45:16
● 2017-02-08 11:52:16
○ 2026-03-26 08:55:56
○ 2026-06-15 19:45:16
○A198.148.92.872015-07-17 → 2015-07-17 · 3 obs
● 2015-07-17 01:24:56
○ 2017-02-08 11:52:16
○ 2026-06-15 19:45:16
○ 2017-02-08 11:52:16
○ 2026-06-15 19:45:16
○A198.148.92.882015-07-17 → 2015-07-17 · 3 obs
● 2015-07-17 01:24:56
○ 2017-02-08 11:52:16
○ 2026-06-15 19:45:16
○ 2017-02-08 11:52:16
○ 2026-06-15 19:45:16
○CNAMEcs.ename.net2015-07-17 → 2017-02-08 · 5 obs
● 2015-07-17 01:24:56
○ 2016-05-09 05:46:48
● 2017-02-08 11:52:16
○ 2026-03-26 08:55:56
○ 2026-06-15 19:45:16
○ 2016-05-09 05:46:48
● 2017-02-08 11:52:16
○ 2026-03-26 08:55:56
○ 2026-06-15 19:45:16
●CNAMEoverdue.aliyun.com2026-03-26 → 2026-06-15 · 3 obs
○ 2017-02-08 11:52:16
● 2026-03-26 08:55:56
● 2026-06-15 19:45:16
● 2026-03-26 08:55:56
● 2026-06-15 19:45:16
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| cn | d.dns.cn, b.dns.cn, a.dns.cn, c.dns.cn... | - |
| bbtech.cn | dns9.hichina.com, dns10.hichina.com | - |
✅ Authoritative Response
Server:47.118.199.212
NS records: dns9.hichina.com, dns10.hichina.com
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for bbtech.cn (unsigned zone)
⏱️ Timing
Total: 1594ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| NS | 2 | dns10.hichina.com, dns9.hichina.com |
| CNAME | 1 | overdue.aliyun.com |
| SOA | 1 | dns9.hichina.com hostmaster.hichina.com |
Analysis
IP Addresses
bbtech.cn points to a single IP number: 170.33.12.185.
Additional host names — ahjq.cn, btdb.cn, hgkd.cn and two others — share IP numbers with bbtech.cn.