ersc.cn - robtex.com
ersc.cn
| DNSSEC | ⚠️ Not signed | ||||||
| A | 104.201.29.79🇺🇸 ESITED-1104.201.0.0/18 ARIN direct allocation | ||||||
| NS | dm1.longmingdns.com ⭐ | ||||||
| A | 218.98.111.163🇩🇪 HKCICL-AS-AP218.98.111.0/24 HONG KONG COMMUNICATIONS INTERNATIONAL CO.,LIMITED | ||||||
| NS | dm2.longmingdns.com | ||||||
| A | 183.253.57.197🇨🇳 CHINAMOBILE-CN183.253.0.0/16 CMI (Customer Route) | ||||||
| A | 211.99.99.56🇨🇳 DONGGUAN-1211.99.99.0/24 Proxy-registered route object | ||||||
| SOA | dm1.longmingdns.comdnsadmin@longmingdns.com serial=1768333026 | ||||||
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=2034619968 | ||||||
Same first word
Similar names
DNS History
5 records (3 active, 2 former)
●NSdm1.longmingdns.com2026-03-26 → 2026-04-01 · 3 obs
○ 2017-03-25 09:49:58
● 2026-03-26 13:49:16
● 2026-04-01 07:54:30
● 2026-03-26 13:49:16
● 2026-04-01 07:54:30
●NSdm2.longmingdns.com2026-03-26 → 2026-04-01 · 3 obs
○ 2017-03-25 09:49:58
● 2026-03-26 13:49:16
● 2026-04-01 07:54:30
● 2026-03-26 13:49:16
● 2026-04-01 07:54:30
○NSgo1.cdns.cn2015-08-07 → 2017-03-25 · 4 obs
● 2015-08-07 09:43:30
● 2017-03-25 09:49:58
○ 2026-03-26 13:49:16
○ 2026-04-01 07:54:30
● 2017-03-25 09:49:58
○ 2026-03-26 13:49:16
○ 2026-04-01 07:54:30
○NSgo2.cdns.cn2015-08-07 → 2017-03-25 · 4 obs
● 2015-08-07 09:43:30
● 2017-03-25 09:49:58
○ 2026-03-26 13:49:16
○ 2026-04-01 07:54:30
● 2017-03-25 09:49:58
○ 2026-03-26 13:49:16
○ 2026-04-01 07:54:30
●A104.201.29.792026-03-26 → 2026-04-01 · 2 obs
● 2026-03-26 13:49:16
● 2026-04-01 07:54:30
● 2026-04-01 07:54:30
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| cn | d.dns.cn, a.dns.cn, c.dns.cn, b.dns.cn... | - |
| ersc.cn | dm1.longmingdns.com, dm2.longmingdns.com | - |
✅ Authoritative Response
Server:183.253.57.197
NS records: dm1.longmingdns.com, dm2.longmingdns.com
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for ersc.cn (unsigned zone)
⏱️ Timing
Total: 1739ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 104.201.29.79 |
| NS | 2 | dm1.longmingdns.com, dm2.longmingdns.com |
| SOA | 1 | dm1.longmingdns.com dnsadmin.longmingdns |
Analysis
IP Addresses
ersc.cn resolves to a single IP address: 104.201.29.79.
Other host names, for instance probutterfly.cn, share IP numbers with ersc.cn.
Name Servers
ersc.cn's delegation uses two name servers, dm1.longmingdns.com and dm2.longmingdns.com.
ersc.cn shares the same name server setup as other domains, for example ixhqhve.cn, gm083.cn, jinchenjixie.cn, ahkdzg.cn and auum.cn.
Hosts with two IPs:
dm2.longmingdns.com points to 183.253.57.197 and 211.99.99.56.
Hosts with one IP:
dm1.longmingdns.com points to 218.98.111.163.