beijingtech.edu.cn - robtex.com
beijingtech.edu.cn
edu.cn
| DNSSEC | 🔒 Signed (DS record present) | ||||||
| NS | dns2.edu.cn ⭐ | ||||||
| NS | dns.edu.cn | ||||||
| NS | dns3.edu.cn | ||||||
| NS | ns2.cernet.net | ||||||
| NS | ns4.cernet.net | ||||||
| NS | ns5.cernet.net | ||||||
| SOA | dns.edu.cnhostmaster@net.edu.cn 2026-07-31 #24 | ||||||
Subdomains
Same first word
beijingtech.edu.cn |
Similar names
DNS History
6 records (6 active, 0 former)
●NSgus.buptnet.edu.cn2026-02-20 → 2026-08-01 · 3 obs
● 2026-02-20 06:07:20
● 2026-08-01 18:14:06
●NSns.beijingtech.edu.cn2026-02-20 → 2026-08-01 · 3 obs
● 2026-02-20 06:07:20
● 2026-08-01 18:14:06
●NSns.buptnet.edu.cn2019-12-13 → 2026-08-01 · 2 obs
● 2026-08-01 18:14:06
●NSns1.beijingtech.edu.cn2019-12-13 → 2026-08-01 · 2 obs
● 2026-08-01 18:14:06
●NSns2.beijingtech.edu.cn2019-12-13 → 2026-08-01 · 2 obs
● 2026-08-01 18:14:06
●A211.68.69.2522019-12-13 → 2026-08-01 · 2 obs
● 2026-08-01 18:14:06
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| cn | a.dns.cn, b.dns.cn, c.dns.cn, d.dns.cn... | - |
| edu.cn | dns.edu.cn, ns2.cernet.net, ns4.cernet.net, ns5.cernet.net... | 6 records |
| beijingtech.edu.cn | gus.buptnet.edu.cn, ns.buptnet.edu.cn | 4 records |
✅ Authoritative Response
Server:202.112.10.36
NS records: gus.buptnet.edu.cn, ns.buptnet.edu.cn
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for beijingtech.edu.cn (unsigned zone)
⏱️ Timing
Total: 1832ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 211.68.69.252 |
| NS | 2 | ns1.beijingtech.edu.cn, ns2.beijingtech.edu.cn |
| SOA | 1 | ns.beijingtech.edu.cn admin.example.com |
📌 Glue Records Collected
Total: 10
In-bailiwick: 6 (dns.edu.cn, dns.edu.cn, dns2.edu.cn...)
Out-of-bailiwick: 4 (gus.buptnet.edu.cn, ns.buptnet.edu.cn, gus.buptnet.edu.cn...)
Analysis
Hierarchy
The parent domain of ns1.beijingtech.edu.cn and ns2.beijingtech.edu.cn is beijingtech.edu.cn.
IP Addresses
beijingtech.edu.cn directs to one IP number, which is 211.68.69.252.
Name Servers
The authoritative name servers for beijingtech.edu.cn are ns1.beijingtech.edu.cn, ns2.beijingtech.edu.cn, ns.beijingtech.edu.cn and two others.
beijingtech.edu.cn partially shares its NS delegation with several other domains, including bupt.cn, 12.207.202.in-addr.arpa, 170.229.118.in-addr.arpa and two others.
In DNS configurations, these name servers often share authority with gus.buptnet.edu.cn, ns.buptnet.edu.cn, ns.bupt.edu.cn and 7 other name servers.
Hosts that resolve to one IP address:
ns1.beijingtech.edu.cn resolves to the IP address 202.112.10.37.
ns2.beijingtech.edu.cn resolves to the IP address 202.112.10.36.
Hosts with two IP numbers each:
The A records for gus.buptnet.edu.cn return 202.112.10.36 and 2001:da8:202:10::36.
The A records for ns.buptnet.edu.cn return 202.112.10.37 and 2001:da8:202:10::37.
ns1.beijingtech.edu.cn and ns.buptnet.edu.cn each have 202.112.10.37 IP addresses.
ns2.beijingtech.edu.cn and gus.buptnet.edu.cn each have 202.112.10.36 IP addresses.