coder.ac.cn - robtex.com
coder.ac.cn
| DNSSEC | ⚠️ Not signed | ||||||
| A | 156.226.84.134🇭🇰 MYCLOUD-AS-AP156.226.64.0/18 CloudFly Net Inc | ||||||
| NS | ns1.dnsnw.com ⭐ | ||||||
| A | 240e:97d:10:1402:0:1:0:1004🇨🇳 CHINANET-Guangdong-DongGuan-IDC240e:97d::/36 DongGuan IDC Network | ||||||
| A | 218.98.111.167🇩🇪 HKCICL-AS-AP218.98.111.0/24 HONG KONG COMMUNICATIONS INTERNATIONAL CO.,LIMITED | ||||||
| NS | ns2.dnsnw.com | ||||||
| A | 240e:97d:10:1402:0:1:0:1004🇨🇳 CHINANET-Guangdong-DongGuan-IDC240e:97d::/36 DongGuan IDC Network | ||||||
| A | 183.253.57.212🇨🇳 CHINAMOBILE-CN183.253.0.0/16 CMI (Customer Route) | ||||||
| A | 211.99.99.54🇨🇳 DONGGUAN-1211.99.99.0/24 Proxy-registered route object | ||||||
| SOA | ns1.dnsnw.comadmin@dnsnw.com serial=1763974263 | ||||||
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=2027265486 | ||||||
Same first word
Similar names
DNS History
3 records (3 active, 0 former)
●A156.226.84.1342026-02-25 → 2026-02-25 · 2 obs
● 2026-02-25 22:10:30
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| cn | d.dns.cn, a.dns.cn, c.dns.cn, b.dns.cn... | - |
| coder.ac.cn | ns1.dnsnw.com, ns2.dnsnw.com | - |
✅ Authoritative Response
Server: 218.98.111.167
NS records: ns1.dnsnw.com, ns2.dnsnw.com
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for coder.ac.cn (unsigned zone)
⏱️ Timing
Total: 1900ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 156.226.84.134 |
| NS | 2 | ns1.dnsnw.com, ns2.dnsnw.com |
| SOA | 1 | ns1.dnsnw.com admin.dnsnw.com |
AI analysis
coder.ac.cn resolves to one IP number: 156.226.84.134.
Other host names, for instance cqdt.org, reveretransducers.cn and gzdianzi.cn share IP numbers with coder.ac.cn.
coder.ac.cn's delegation uses two name servers: ns1.dnsnw.com and ns2.dnsnw.com.
coder.ac.cn uses the same name server setup as other domains, such as dluohe.cn, jiubaonet.com.cn, xn--qrqq54e.com, boruiyy.com and dsbbs.cn.
coder.ac.cn at least partially shares name servers with other domains, including nmmsny.com, pengyoufenqi.com, ebeim.com, zjgele.com and ynsl.com.
These name servers are often used with ns.nagor.cn and ns.nagor.com.cn.
Three-IP-number host names:
ns2.dnsnw.com points to 240e:97d:10:1402:0:1:0:1004, 183.253.57.212 and 211.99.99.54.
Two-IP-number host names:
ns1.dnsnw.com points to 240e:97d:10:1402:0:1:0:1004 and 218.98.111.167.
Hosts pointing to 240e:97d:10:1402:0:1:0:1004: ns2.dnsnw.com and ns1.dnsnw.com.