seit.ac.cn - robtex.com
seit.ac.cn
| DNSSEC | ⚠️ Not signed | ||||||
| A | 159.226.22.179🇨🇳 CSTNET-AS-AP159.226.22.0/23 | ||||||
| NS | ns1.sfn.cn ⭐ | ||||||
| A | 111.63.77.29🇨🇳 CMNET-V4HEBEI-AS-AP111.63.64.0/20 CMI (Customer Route) | ||||||
| NS | ns2.sfn.cn | ||||||
| A | 101.37.119.99🇨🇳 Alibaba-Cloud101.37.0.0/17 | ||||||
| A | 111.63.77.30🇨🇳 CMNET-V4HEBEI-AS-AP111.63.64.0/20 CMI (Customer Route) | ||||||
| SOA | ns1.sfn.cnroot@ns1.sfn.cn 2026-05-11 #2 | ||||||
ac.cn
| DNSSEC | ⚠️ Not signed | ||||||
| NS | a.dns.cn ⭐ ⚠️ Not in parent delegation | ||||||
| NS | b.dns.cn ⚠️ Not in parent delegation | ||||||
| NS | c.dns.cn ⚠️ Not in parent delegation | ||||||
| NS | cns.cernet.net ⚠️ Not in parent delegation | ||||||
| NS | d.dns.cn ⚠️ Not in parent delegation | ||||||
| NS | e.dns.cn ⚠️ Not in parent delegation | ||||||
| SOA | a.dns.cnroot@cnnic.cn serial=2027268814 | ||||||
Same first word
Similar names
DNS History
3 records (3 active, 0 former)
●A159.226.22.1792026-04-28 → 2026-05-10 · 2 obs
● 2026-04-28 14:29:56
● 2026-05-10 19:15:48
● 2026-05-10 19:15:48
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| cn | a.dns.cn, b.dns.cn, c.dns.cn, d.dns.cn... | - |
| seit.ac.cn | ns1.sfn.cn, ns2.sfn.cn | - |
✅ Authoritative Response
Server:111.63.77.30
NS records: ns1.sfn.cn, ns2.sfn.cn
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for seit.ac.cn (unsigned zone)
⏱️ Timing
Total: 1718ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 159.226.22.179 |
| NS | 2 | ns2.sfn.cn, ns1.sfn.cn |
| SOA | 1 | ns1.sfn.cn root.ns1.sfn.cn |
Analysis
IP Addresses
seit.ac.cn resolves to one IP number: 159.226.22.179.
Name Servers
seit.ac.cn's delegation uses two name servers: ns1.sfn.cn and ns2.sfn.cn.
seit.ac.cn uses the same name server setup as other domains, such as pantosoft.com, xn--xkrt9mqri72i4v2d.com, rockrecords.com.cn, cnse.gov.cn and bph.com.cn.
seit.ac.cn shares name servers with other domains at least partially, for example hncapital.com.cn, jl-sme.com and ujobs-mainlandhe.hk.
Host names with two IP numbers: ns2.sfn.cn points to 101.37.119.99 and 111.63.77.30.
Host names with one IP number: ns1.sfn.cn points to 111.63.77.29.