51xer.cn - robtex.com
51xer.cn
| DNSSEC | ⚠️ Not signed | ||||||
| A | 160.124.170.87🇿🇦 POWERLINE-HK160.124.160.0/19 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 | ||||||
| SOA | dm1.longmingdns.comdnsadmin@longmingdns.com serial=1776151451 | ||||||
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=2035175074 | ||||||
Same first word
51xer.cn |
DNS History
3 records (3 active, 0 former)
●NSdm1.longmingdns.com2026-05-07 → 2026-08-13 · 2 obs
● 2026-05-07 06:42:02
● 2026-08-13 08:39:30
● 2026-08-13 08:39:30
●NSdm2.longmingdns.com2026-05-07 → 2026-08-13 · 2 obs
● 2026-05-07 06:42:02
● 2026-08-13 08:39:30
● 2026-08-13 08:39:30
●A160.124.170.872026-05-07 → 2026-08-13 · 2 obs
● 2026-05-07 06:42:02
● 2026-08-13 08:39:30
● 2026-08-13 08:39:30
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| cn | e.dns.cn, d.dns.cn, c.dns.cn, a.dns.cn... | - |
✅ Authoritative Response
Server:203.119.29.1
NS records: e.dns.cn, d.dns.cn, c.dns.cn, a.dns.cn, b.dns.cn
🔒 DNSSEC Status
🔐 Secure (DNSSEC validated)
Chain of trust verified from root to domain
⏱️ Timing
Total: 4004ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|
Analysis
IP Addresses
51xer.cn resolves to just one IP address, 160.124.170.87.
Name Servers
51xer.cn is served by two delegated name servers, dm1.longmingdns.com and dm2.longmingdns.com.
51xer.cn shares its NS records with other domains, for example xiwangmei.com, qdnzyy.cn, apmshop.cn and two others.
Host names that have two IP addresses:
dm2.longmingdns.com maps to two IP addresses — 183.253.57.197 and 211.99.99.56.
Host names that point to one IP address:
dm1.longmingdns.com points to the IP address 218.98.111.163.