isa-server.cn - robtex.com
isa-server.cn
| DNSSEC | ⚠️ Not signed | ||||||
| A | 45.203.73.203🇭🇰 HDHK45.203.72.0/21 Proxy-registered route object | ||||||
| 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=1774449552 | ||||||
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=2034667873 | ||||||
Same first word
isa-server.cn |
Similar names
ias-server.ch |
ra-sievers.de |
ia-servers.co.uk |
ia-servers.com |
sai-server.com |
era-servis.cz |
servier-sa.com |
ias-server.de |
DNS History
10 records (3 active, 7 former)
●NSdm1.longmingdns.com2026-04-14 → 2026-04-14 · 2 obs
○ 2015-10-27 11:30:44
● 2026-04-14 02:12:12
● 2026-04-14 02:12:12
●NSdm2.longmingdns.com2026-04-14 → 2026-04-14 · 2 obs
○ 2015-10-27 11:30:44
● 2026-04-14 02:12:12
● 2026-04-14 02:12:12
○NSns1.dnparking.com2008-12-21 → 2008-12-21 · 3 obs
● 2008-12-21 23:32:26
○ 2015-10-27 11:30:44
○ 2026-04-14 02:12:12
○ 2015-10-27 11:30:44
○ 2026-04-14 02:12:12
○NSns2.dnparking.com2008-12-21 → 2008-12-21 · 3 obs
● 2008-12-21 23:32:26
○ 2015-10-27 11:30:44
○ 2026-04-14 02:12:12
○ 2015-10-27 11:30:44
○ 2026-04-14 02:12:12
○NSns3.dnparking.com2008-12-21 → 2008-12-21 · 3 obs
● 2008-12-21 23:32:26
○ 2015-10-27 11:30:44
○ 2026-04-14 02:12:12
○ 2015-10-27 11:30:44
○ 2026-04-14 02:12:12
○NSns4.dnparking.com2008-12-21 → 2008-12-21 · 3 obs
● 2008-12-21 23:32:26
○ 2015-10-27 11:30:44
○ 2026-04-14 02:12:12
○ 2015-10-27 11:30:44
○ 2026-04-14 02:12:12
○MXisa-server.cn2008-12-21 → 2008-12-21 · 3 obs
● 2008-12-21 23:32:26
○ 2015-10-27 11:30:44
○ 2026-04-14 02:12:12
○ 2015-10-27 11:30:44
○ 2026-04-14 02:12:12
○A38.238.249.1452026-04-14 → 2026-04-14 · 1 obs
○ 2026-04-14 02:12:12
●A45.203.73.2032026-04-14 → 2026-04-14 · 2 obs
○ 2015-10-27 11:30:44
● 2026-04-14 02:12:12
● 2026-04-14 02:12:12
○A61.143.211.1872008-12-21 → 2008-12-21 · 3 obs
● 2008-12-21 23:32:26
○ 2015-10-27 11:30:44
○ 2026-04-14 02:12:12
○ 2015-10-27 11:30:44
○ 2026-04-14 02:12:12
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| cn | a.dns.cn, e.dns.cn, c.dns.cn, d.dns.cn... | - |
| isa-server.cn | dm1.longmingdns.com, dm2.longmingdns.com | - |
✅ Authoritative Response
Server:211.99.99.56
NS records: dm1.longmingdns.com, dm2.longmingdns.com
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for isa-server.cn (unsigned zone)
⏱️ Timing
Total: 1904ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 45.203.73.203 |
| NS | 2 | dm1.longmingdns.com, dm2.longmingdns.com |
| SOA | 1 | dm1.longmingdns.com dnsadmin.longmingdns |
Analysis
IP Addresses
isa-server.cn resolves to one IP number: 45.203.73.203.
Other host names such as nnwww.cn and sysueyva.cn share IP numbers with isa-server.cn.
Name Servers
isa-server.cn is delegated to two name servers dm1.longmingdns.com and dm2.longmingdns.com.
isa-server.cn shares the same name server setup as other domains, for instance mxwap.cn, shtianbian.cn, szkangou.cn, yanron.cn and kyikss.cn.
Two IP numbers for a host: dm2.longmingdns.com points to 183.253.57.197 and 211.99.99.56.
One IP number for a host: dm1.longmingdns.com points to 218.98.111.163.