cjoa.cn - robtex.com
cjoa.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=2035058394 | ||||||
Same first word
Similar names
DNS History
12 records (3 active, 9 former)
●NSdns7.hichina.com2026-07-18 → 2026-07-19 · 3 obs
○ 2020-01-01 18:42:28
● 2026-07-18 16:52:14
● 2026-07-19 02:28:14
● 2026-07-18 16:52:14
● 2026-07-19 02:28:14
●NSdns8.hichina.com2026-07-18 → 2026-07-19 · 3 obs
○ 2020-01-01 18:42:28
● 2026-07-18 16:52:14
● 2026-07-19 02:28:14
● 2026-07-18 16:52:14
● 2026-07-19 02:28:14
○NSf1g1ns1.dnspod.net2015-08-18 → 2015-08-18 · 3 obs
● 2015-08-18 19:02:26
○ 2020-01-01 18:42:28
○ 2026-07-19 02:28:14
○ 2020-01-01 18:42:28
○ 2026-07-19 02:28:14
○NSf1g1ns2.dnspod.net2015-08-18 → 2015-08-18 · 3 obs
● 2015-08-18 19:02:26
○ 2020-01-01 18:42:28
○ 2026-07-19 02:28:14
○ 2020-01-01 18:42:28
○ 2026-07-19 02:28:14
○NSjm1.dns.com2020-01-01 → 2020-01-01 · 4 obs
○ 2015-08-18 19:02:26
● 2020-01-01 18:42:28
○ 2026-07-18 16:52:14
○ 2026-07-19 02:28:14
● 2020-01-01 18:42:28
○ 2026-07-18 16:52:14
○ 2026-07-19 02:28:14
○NSjm2.dns.com2020-01-01 → 2020-01-01 · 4 obs
○ 2015-08-18 19:02:26
● 2020-01-01 18:42:28
○ 2026-07-18 16:52:14
○ 2026-07-19 02:28:14
● 2020-01-01 18:42:28
○ 2026-07-18 16:52:14
○ 2026-07-19 02:28:14
○MXmail.skrimple.com2015-12-04 → 2017-01-20 · 4 obs
● 2015-12-04 20:52:06
● 2017-01-20 17:35:06
○ 2020-01-01 18:42:28
○ 2026-07-19 02:28:14
● 2017-01-20 17:35:06
○ 2020-01-01 18:42:28
○ 2026-07-19 02:28:14
○A103.51.144.812017-01-20 → 2017-01-20 · 4 obs
○ 2016-03-12 00:52:14
● 2017-01-20 17:35:06
○ 2026-07-18 16:52:14
○ 2026-07-19 02:28:14
● 2017-01-20 17:35:06
○ 2026-07-18 16:52:14
○ 2026-07-19 02:28:14
○A123.254.111.1902015-08-18 → 2015-08-18 · 3 obs
● 2015-08-18 19:02:26
○ 2015-12-04 20:52:06
○ 2026-07-19 02:28:14
○ 2015-12-04 20:52:06
○ 2026-07-19 02:28:14
○A65.19.157.2352015-12-04 → 2016-03-12 · 5 obs
○ 2015-08-18 19:02:26
● 2015-12-04 20:52:06
● 2016-03-12 00:52:14
○ 2017-01-20 17:35:06
○ 2026-07-19 02:28:14
● 2015-12-04 20:52:06
● 2016-03-12 00:52:14
○ 2017-01-20 17:35:06
○ 2026-07-19 02:28:14
○CNAMEa.jumi.com2020-01-01 → 2020-01-01 · 3 obs
● 2020-01-01 18:42:28
○ 2026-07-18 16:52:14
○ 2026-07-19 02:28:14
○ 2026-07-18 16:52:14
○ 2026-07-19 02:28:14
●CNAMEoverdue.aliyun.com2026-07-18 → 2026-07-19 · 3 obs
○ 2020-01-01 18:42:28
● 2026-07-18 16:52:14
● 2026-07-19 02:28:14
● 2026-07-18 16:52:14
● 2026-07-19 02:28:14
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| cn | d.dns.cn, a.dns.cn, c.dns.cn, b.dns.cn... | - |
| cjoa.cn | dns7.hichina.com, dns8.hichina.com | - |
✅ Authoritative Response
Server:47.118.199.214
NS records: dns7.hichina.com, dns8.hichina.com
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for cjoa.cn (unsigned zone)
⏱️ Timing
Total: 1635ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| NS | 2 | dns7.hichina.com, dns8.hichina.com |
| CNAME | 1 | overdue.aliyun.com |
| SOA | 1 | dns7.hichina.com hostmaster.hichina.com |
Analysis
IP Addresses
cjoa.cn directs to one IP number, which is 170.33.12.185.
Among the host names that share IP numbers with cjoa.cn are overdue.aliyun.com, bc4399.com, dounao.com and two others.