vpna.cn - robtex.com
vpna.cn
| DNSSEC | ⚠️ Not signed | ||||||
| NS | dm1.longmingdns.com ⚠️ Not in zone NS records | ||||||
| A | 218.98.111.163🇩🇪 HKCICL-AS-AP218.98.111.0/24 HONG KONG COMMUNICATIONS INTERNATIONAL CO.,LIMITED | ||||||
| NS | dm2.longmingdns.com ⚠️ Not in zone NS records | ||||||
| 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 | ||||||
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=2035025792 | ||||||
Same first word
Similar names
DNS History
8 records (2 active, 6 former)
●NSdm1.longmingdns.com2026-06-23 → 2026-07-10 · 3 obs
○ 2021-04-02 20:14:16
● 2026-06-23 15:01:38
● 2026-07-10 15:18:04
● 2026-06-23 15:01:38
● 2026-07-10 15:18:04
●NSdm2.longmingdns.com2026-06-23 → 2026-07-10 · 3 obs
○ 2021-04-02 20:14:16
● 2026-06-23 15:01:38
● 2026-07-10 15:18:04
● 2026-06-23 15:01:38
● 2026-07-10 15:18:04
○NSdns10.hichina.com2017-04-11 → 2017-04-11 · 3 obs
● 2017-04-11 08:52:18
○ 2021-04-02 20:14:16
○ 2026-07-10 15:18:04
○ 2021-04-02 20:14:16
○ 2026-07-10 15:18:04
○NSdns9.hichina.com2017-04-11 → 2017-04-11 · 3 obs
● 2017-04-11 08:52:18
○ 2021-04-02 20:14:16
○ 2026-07-10 15:18:04
○ 2021-04-02 20:14:16
○ 2026-07-10 15:18:04
○NSjm1.dns.com2021-04-02 → 2021-04-02 · 4 obs
○ 2017-04-11 08:52:18
● 2021-04-02 20:14:16
○ 2026-06-23 15:01:38
○ 2026-07-10 15:18:04
● 2021-04-02 20:14:16
○ 2026-06-23 15:01:38
○ 2026-07-10 15:18:04
○NSjm2.dns.com2021-04-02 → 2021-04-02 · 4 obs
○ 2017-04-11 08:52:18
● 2021-04-02 20:14:16
○ 2026-06-23 15:01:38
○ 2026-07-10 15:18:04
● 2021-04-02 20:14:16
○ 2026-06-23 15:01:38
○ 2026-07-10 15:18:04
○A156.240.37.2542021-04-02 → 2021-04-02 · 4 obs
○ 2017-04-11 08:52:18
● 2021-04-02 20:14:16
○ 2026-06-23 15:01:38
○ 2026-07-10 15:18:04
● 2021-04-02 20:14:16
○ 2026-06-23 15:01:38
○ 2026-07-10 15:18:04
○A47.89.58.322017-04-11 → 2017-04-11 · 3 obs
● 2017-04-11 08:52:18
○ 2021-04-02 20:14:16
○ 2026-07-10 15:18:04
○ 2021-04-02 20:14:16
○ 2026-07-10 15:18:04
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| cn | a.dns.cn, b.dns.cn, c.dns.cn, d.dns.cn... | - |
| vpna.cn | dm1.longmingdns.com, dm2.longmingdns.com | - |
✅ Authoritative Response
Server:218.98.111.163
NS records: dm1.longmingdns.com, dm2.longmingdns.com
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for vpna.cn (unsigned zone)
⏱️ Timing
Total: 3847ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| NS | 2 | dm1.longmingdns.com, dm2.longmingdns.com |
| SOA | 1 | dm1.longmingdns.com dnsadmin.longmingdns |
Analysis
Name Servers
vpna.cn is served by two delegated name servers, dm1.longmingdns.com and dm2.longmingdns.com.
vpna.cn has the same name server delegation as a number of other domains, such as 1bufa.cn, shunweng.cn, drbronners.cn and two more.
Hosts with two IP numbers each:
dm2.longmingdns.com maps to two IP addresses — 183.253.57.197 and 211.99.99.56.
Hosts that resolve to one IP address:
dm1.longmingdns.com points to the IP address 218.98.111.163.