seeapp.ac.cn - robtex.com
seeapp.ac.cn
| DNSSEC | ⚠️ Not signed | ||||||
| A | 159.226.22.187🇨🇳 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 2026-07-21 #13 | ||||||
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=2027271888 | ||||||
Same first word
Similar names
DNS History
3 records (3 active, 0 former)
●A159.226.22.1872026-04-28 → 2026-07-21 · 2 obs
● 2026-07-21 06:09:26
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| cn | a.dns.cn, b.dns.cn, c.dns.cn, d.dns.cn... | - |
| seeapp.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 seeapp.ac.cn (unsigned zone)
⏱️ Timing
Total: 3989ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 159.226.22.187 |
| NS | 2 | ns1.sfn.cn, ns2.sfn.cn |
| SOA | 1 | ns1.sfn.cn root.ns1.sfn.cn |
Analysis
IP Addresses
seeapp.ac.cn resolves to one IP address: 159.226.22.187.
Further host names like seeep.ac.cn and www.seelab.ac.cn overlap in IP numbers with seeapp.ac.cn.
Name Servers
Two name servers handle the delegation for seeapp.ac.cn: ns1.sfn.cn and ns2.sfn.cn.
seeapp.ac.cn uses the same name servers as several other domains — among them gzstjj.gov.cn, g2000.com.cn, szzgjsfh.org.cn and two more.
seeapp.ac.cn is at least partially co-delegated on name servers with other domains, such as crcapm.com.
Hostnames that resolve to two IP addresses:
ns2.sfn.cn resolves to two addresses: 101.37.119.99 and 111.63.77.30.
Hosts with just one IP address:
The hostname ns1.sfn.cn resolves to 111.63.77.29.