zhangbin.cn - robtex.com
zhangbin.cn
| DNSSEC | ⚠️ Not signed | ||||||
| A | 123.127.134.57🇨🇳 CHINA169-BJ123.127.128.0/18 CMI (Customer Route) | ||||||
| NS | ns2.zhangbin.cn ⭐ ⚠️ Not in zone NS records | ||||||
| NS | ns.bupt.edu.cn ⚠️ Not in parent delegation | ||||||
| A | 2001:da8:202:10::37🇨🇳 ERX-CERNET-BKB2001:da8:202::/48 | ||||||
| A | 202.112.10.37🇨🇳 ERX-CERNET-BKB202.112.10.0/24 CMI (Customer Route) | ||||||
| PTR | ns.bupt.cn | ||||||
| PTR | ns.bupt.edu.cn | ||||||
| PTR | dns2.bupt6.edu.cn | ||||||
| PTR | ns.buptnet.edu.cn | ||||||
| NS | ns.zhangbin.cn ⚠️ Not in zone NS records | ||||||
| SOA | ns.zhangbin.cnadmin@example.com serial=2100000059 | ||||||
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=2034708553 | ||||||
Same first word
Similar names
DNS History
4 records (4 active, 0 former)
●NSns.bupt.edu.cn2015-04-15 → 2026-04-24 · 2 obs
● 2026-04-24 23:17:42
●NSns.zhangbin.cn2026-04-04 → 2026-04-24 · 3 obs
● 2026-04-04 14:57:22
● 2026-04-24 23:17:42
●NSns2.zhangbin.cn2026-04-04 → 2026-04-24 · 3 obs
● 2026-04-04 14:57:22
● 2026-04-24 23:17:42
●A123.127.134.572015-04-15 → 2026-04-24 · 2 obs
● 2026-04-24 23:17:42
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| cn | a.dns.cn, b.dns.cn, c.dns.cn, d.dns.cn... | - |
| zhangbin.cn | ns.zhangbin.cn, ns2.zhangbin.cn | 2 records |
✅ Authoritative Response
Server:202.112.10.37
NS records: ns.zhangbin.cn, ns2.zhangbin.cn
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for zhangbin.cn (unsigned zone)
⏱️ Timing
Total: 1200ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 123.127.134.57 |
| NS | 1 | ns.bupt.edu.cn |
| SOA | 1 | ns.zhangbin.cn admin.example.com |
📌 Glue Records Collected
Total: 2
In-bailiwick: 2 (ns.zhangbin.cn, ns2.zhangbin.cn)
Analysis
IP Addresses
zhangbin.cn resolves to a single IP: 123.127.134.57.
Name Servers
zhangbin.cn delegates to three name servers: ns2.zhangbin.cn, ns.zhangbin.cn and ns.bupt.edu.cn.
zhangbin.cn at least partially shares name servers with other domains; for example flyfox.cn and bupt.edu.cn; mayan.cn and bupt.cn.
These name servers are commonly paired with ns.buptnet.edu.cn, gus.buptnet.edu.cn, ns.flyfox.cn, ns1.buptnet.edu.cn, ns.mayan.cn, ns.bupt.cn and gus.bupt.edu.cn.
Host names with two IP numbers: ns.bupt.edu.cn points to 2001:da8:202:10::37 and 202.112.10.37.