nnbu.cn - robtex.com
nnbu.cn
| DNSSEC | ⚠️ Not signed | ||||||
| A | 172.80.93.175🇺🇸 ESITED-1172.80.0.0/17 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=1766039720 | ||||||
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=2034595190 | ||||||
Same first word
Similar names
DNS History
3 records (3 active, 0 former)
●NSdm1.longmingdns.com2026-03-23 → 2026-03-27 · 2 obs
● 2026-03-23 21:00:46
● 2026-03-27 18:34:42
● 2026-03-27 18:34:42
●NSdm2.longmingdns.com2026-03-23 → 2026-03-27 · 2 obs
● 2026-03-23 21:00:46
● 2026-03-27 18:34:42
● 2026-03-27 18:34:42
●A172.80.93.1752026-03-23 → 2026-03-27 · 2 obs
● 2026-03-23 21:00:46
● 2026-03-27 18:34:42
● 2026-03-27 18:34:42
🔍 DNS Trace
Analysis
IP Addresses
nnbu.cn points to a single IP address: 172.80.93.175.
Name Servers
Two name servers dm1.longmingdns.com and dm2.longmingdns.com handle the delegation for nnbu.cn.
nnbu.cn shares the same name server setup as other domains, for example vcsd.cn, cqyzwl.cn, apaco.com.cn, dsxzs.com.cn and aigangbeng.cn.
Host names with two IP numbers:
dm2.longmingdns.com points to 183.253.57.197 and 211.99.99.56.
Host names with one IP number:
dm1.longmingdns.com points to 218.98.111.163.