mb263.cn - robtex.com
mb263.cn
| DNSSEC | ⚠️ Not signed | ||||||
| A | 45.203.73.46🇭🇰 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=1773245133 | ||||||
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=2034583043 | ||||||
Same first word
DNS History
7 records (3 active, 4 former)
●NSdm1.longmingdns.com2026-03-14 → 2026-03-24 · 3 obs
● 2026-03-14 20:32:04
● 2026-03-24 21:04:38
●NSdm2.longmingdns.com2026-03-14 → 2026-03-24 · 3 obs
● 2026-03-14 20:32:04
● 2026-03-24 21:04:38
○NSns3.dnsdun.com2020-04-02 → 2020-04-02 · 3 obs
○ 2026-03-14 20:32:04
○ 2026-03-24 21:04:38
○NSns3.dnsdun.net2020-04-02 → 2020-04-02 · 3 obs
○ 2026-03-14 20:32:04
○ 2026-03-24 21:04:38
○A154.80.158.1482026-03-14 → 2026-03-24 · 2 obs
○ 2026-03-24 21:04:38
○A156.225.125.1392020-04-02 → 2020-04-02 · 3 obs
○ 2026-03-14 20:32:04
○ 2026-03-24 21:04:38
●A45.203.73.462026-03-14 → 2026-03-24 · 3 obs
● 2026-03-14 20:32:04
● 2026-03-24 21:04:38
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| cn | c.dns.cn, e.dns.cn, b.dns.cn, a.dns.cn... | - |
| mb263.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 mb263.cn (unsigned zone)
⏱️ Timing
Total: 1251ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 45.203.73.46 |
| NS | 2 | dm1.longmingdns.com, dm2.longmingdns.com |
| SOA | 1 | dm1.longmingdns.com dnsadmin.longmingdns |
Analysis
IP Addresses
mb263.cn points to a single IP: 45.203.73.46.
Other host names, for instance frebon.cn, 20dk.cn and xanthan.cn share IP numbers with mb263.cn.
Name Servers
Two name servers dm1.longmingdns.com and dm2.longmingdns.com handle delegation for mb263.cn.
mb263.cn uses the same name server setup as other domains, for example forsmart.cn, xpinzhi.cn, aa310.cn, chitw.cn and lyxmsm.cn.
Host names with two IP numbers:
The host name dm2.longmingdns.com points to 183.253.57.197 and 211.99.99.56.
Host names with one IP number:
The host name dm1.longmingdns.com points to 218.98.111.163.