zsch.cn - robtex.com
zsch.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=2034717601 | ||||||
Previously NS for
zsch.cn |
Same first word
Similar names
DNS History
9 records (3 active, 6 former)
●NSdns15.hichina.com2026-03-26 → 2026-04-27 · 3 obs
○ 2016-03-20 02:58:32
● 2026-03-26 21:45:24
● 2026-04-27 09:30:10
● 2026-03-26 21:45:24
● 2026-04-27 09:30:10
●NSdns16.hichina.com2026-03-26 → 2026-04-27 · 3 obs
○ 2016-03-20 02:58:32
● 2026-03-26 21:45:24
● 2026-04-27 09:30:10
● 2026-03-26 21:45:24
● 2026-04-27 09:30:10
○NSns1.bodis.com2016-02-07 → 2016-03-20 · 5 obs
○ 2015-07-19 03:19:40
● 2016-02-07 23:51:32
● 2016-03-20 02:58:32
○ 2026-03-26 21:45:24
○ 2026-04-27 09:30:10
● 2016-02-07 23:51:32
● 2016-03-20 02:58:32
○ 2026-03-26 21:45:24
○ 2026-04-27 09:30:10
○NSns2.bodis.com2016-02-07 → 2016-03-20 · 5 obs
○ 2015-07-19 03:19:40
● 2016-02-07 23:51:32
● 2016-03-20 02:58:32
○ 2026-03-26 21:45:24
○ 2026-04-27 09:30:10
● 2016-02-07 23:51:32
● 2016-03-20 02:58:32
○ 2026-03-26 21:45:24
○ 2026-04-27 09:30:10
○NSzsch.cn2015-07-19 → 2015-07-19 · 3 obs
● 2015-07-19 03:19:40
○ 2016-02-07 23:51:32
○ 2026-04-27 09:30:10
○ 2016-02-07 23:51:32
○ 2026-04-27 09:30:10
○A174.139.7.2272015-07-19 → 2015-07-19 · 3 obs
● 2015-07-19 03:19:40
○ 2016-02-07 23:51:32
○ 2026-04-27 09:30:10
○ 2016-02-07 23:51:32
○ 2026-04-27 09:30:10
○A199.59.243.1202016-02-07 → 2016-03-20 · 5 obs
○ 2015-07-19 03:19:40
● 2016-02-07 23:51:32
● 2016-03-20 02:58:32
○ 2026-03-26 21:45:24
○ 2026-04-27 09:30:10
● 2016-02-07 23:51:32
● 2016-03-20 02:58:32
○ 2026-03-26 21:45:24
○ 2026-04-27 09:30:10
●CNAMEoverdue.aliyun.com2026-04-27 → 2026-04-27 · 2 obs
○ 2026-03-26 21:45:24
● 2026-04-27 09:30:10
● 2026-04-27 09:30:10
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| cn | a.dns.cn, b.dns.cn, c.dns.cn, d.dns.cn... | - |
| zsch.cn | dns15.hichina.com, dns16.hichina.com | - |
✅ Authoritative Response
Server:120.76.107.52
NS records: dns15.hichina.com, dns16.hichina.com
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for zsch.cn (unsigned zone)
⏱️ Timing
Total: 3507ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| NS | 2 | dns16.hichina.com, dns15.hichina.com |
| CNAME | 1 | overdue.aliyun.com |
| SOA | 1 | dns15.hichina.com hostmaster.hichina.com |
Analysis
IP Addresses
zsch.cn points to an IP address: 170.33.12.185.
other host names include fkcx.cn, hldm.cn, ahjq.cn, bpsp.cn and btdb.cn; they share IP numbers with zsch.cn.