prfedu.cn - robtex.com
prfedu.cn
| CNAME | prfedu.cn.w.kunlunaq.com | ||||||
| DNSSEC | ⚠️ Not signed | ||||||
| A | 180.163.146.38🇨🇳 SHANGHAITELECOM180.163.146.0/24 SHIDC | ||||||
| A | 180.163.146.39🇨🇳 SHANGHAITELECOM180.163.146.0/24 SHIDC | ||||||
| A | 180.163.146.40🇨🇳 SHANGHAITELECOM180.163.146.0/24 SHIDC | ||||||
| A | 180.163.146.41🇨🇳 SHANGHAITELECOM180.163.146.0/24 SHIDC | ||||||
| A | 180.163.146.42🇨🇳 SHANGHAITELECOM180.163.146.0/24 SHIDC | ||||||
| A | 180.163.146.43🇨🇳 SHANGHAITELECOM180.163.146.0/24 SHIDC | ||||||
| A | 180.163.146.44🇨🇳 SHANGHAITELECOM180.163.146.0/24 SHIDC | ||||||
| A | 180.163.146.45🇨🇳 SHANGHAITELECOM180.163.146.0/24 SHIDC | ||||||
cn
| DNSSEC | ⚠️ Not signed | ||||||
| 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=2034546407 | ||||||
Same first word
prfedu.cn |
Similar names
DNS History
3 records (3 active, 0 former)
●NSdns27.hichina.com2026-02-23 → 2026-03-23 · 2 obs
● 2026-02-23 12:04:18
● 2026-03-23 07:41:26
● 2026-03-23 07:41:26
●NSdns28.hichina.com2026-02-23 → 2026-03-23 · 2 obs
● 2026-02-23 12:04:18
● 2026-03-23 07:41:26
● 2026-03-23 07:41:26
●CNAMEprfedu.cn.w.kunlunaq.com2026-02-23 → 2026-03-23 · 2 obs
● 2026-02-23 12:04:18
● 2026-03-23 07:41:26
● 2026-03-23 07:41:26
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| cn | a.dns.cn, b.dns.cn, c.dns.cn, d.dns.cn... | - |
| prfedu.cn | dns27.hichina.com, dns28.hichina.com | - |
✅ Authoritative Response
Server:120.76.107.62
NS records: dns27.hichina.com, dns28.hichina.com
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for prfedu.cn (unsigned zone)
⏱️ Timing
Total: 1888ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| NS | 2 | dns27.hichina.com, dns28.hichina.com |
| CNAME | 1 | prfedu.cn.w.kunlunaq.com |
| SOA | 1 | dns27.hichina.com hostmaster.hichina.com |
Analysis
IP Addresses
Eight IP numbers are pointed to by prfedu.cn: 180.163.146.38, 180.163.146.39, 180.163.146.40, 180.163.146.41, 180.163.146.42, 180.163.146.43, 180.163.146.44 and 180.163.146.45.
other host names for instance ichy.net.w.kunlunaq.com, chinaatech.com.w.kunlunaq.com, jingpaidang.com.w.kunlunaq.com, enax.org.w.kunlunaq.com and www.datangfangwu.com.w.kunlunaq.com share IP numbers with prfedu.cn.