readtech.cn - robtex.com
readtech.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=2034725358 | ||||||
Same first word
Similar names
DNS History
8 records (3 active, 5 former)
●NSdns3.hichina.com2026-04-07 → 2026-04-28 · 3 obs
○ 2019-12-23 22:09:26
● 2026-04-07 16:22:50
● 2026-04-28 22:28:58
● 2026-04-07 16:22:50
● 2026-04-28 22:28:58
●NSdns4.hichina.com2026-04-07 → 2026-04-28 · 3 obs
○ 2019-12-23 22:09:26
● 2026-04-07 16:22:50
● 2026-04-28 22:28:58
● 2026-04-07 16:22:50
● 2026-04-28 22:28:58
○NSns1.oray.net2019-12-23 → 2019-12-23 · 3 obs
● 2019-12-23 22:09:26
○ 2026-04-07 16:22:50
○ 2026-04-28 22:28:58
○ 2026-04-07 16:22:50
○ 2026-04-28 22:28:58
○NSns2.oray.net2019-12-23 → 2019-12-23 · 3 obs
● 2019-12-23 22:09:26
○ 2026-04-07 16:22:50
○ 2026-04-28 22:28:58
○ 2026-04-07 16:22:50
○ 2026-04-28 22:28:58
○NSpeanutmail.newpeanut.idc2019-12-23 → 2019-12-23 · 3 obs
● 2019-12-23 22:09:26
○ 2026-04-07 16:22:50
○ 2026-04-28 22:28:58
○ 2026-04-07 16:22:50
○ 2026-04-28 22:28:58
○A64.62.171.1482016-02-06 → 2016-02-06 · 4 obs
○ 2015-11-10 19:53:02
● 2016-02-06 00:54:48
○ 2016-05-07 06:16:40
○ 2026-04-28 22:28:58
● 2016-02-06 00:54:48
○ 2016-05-07 06:16:40
○ 2026-04-28 22:28:58
○A64.62.224.2532015-06-25 → 2015-11-10 · 4 obs
● 2015-06-25 17:11:32
● 2015-11-10 19:53:02
○ 2016-02-06 00:54:48
○ 2026-04-28 22:28:58
● 2015-11-10 19:53:02
○ 2016-02-06 00:54:48
○ 2026-04-28 22:28:58
●CNAMEoverdue.aliyun.com2026-04-07 → 2026-04-28 · 2 obs
● 2026-04-07 16:22:50
● 2026-04-28 22:28:58
● 2026-04-28 22:28:58
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| cn | a.dns.cn, b.dns.cn, c.dns.cn, d.dns.cn... | - |
| readtech.cn | dns3.hichina.com, dns4.hichina.com | - |
✅ Authoritative Response
Server:47.118.199.214
NS records: dns3.hichina.com, dns4.hichina.com
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for readtech.cn (unsigned zone)
⏱️ Timing
Total: 3124ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| NS | 2 | dns3.hichina.com, dns4.hichina.com |
| CNAME | 1 | overdue.aliyun.com |
| SOA | 1 | dns3.hichina.com hostmaster.hichina.com |
Analysis
IP Addresses
readtech.cn points to a single IP: 170.33.12.185.
Other host names, for instance gdnba.cn, samhua.cn, mldm.cn, overdue.aliyun.com and fkcx.cn share IP numbers with readtech.cn.