bj02.pc51.com - robtex.com
bj02.pc51.com
| CNAME | s163.pc51.com | ||||||
| CNAME | s802.pc51.com | ||||||
| DNSSEC | ⚠️ Not signed | ||||||
| A | 202.91.248.231🇨🇳 CHINANET-BACKBONE202.91.248.0/22 China Telecom Network | ||||||
pc51.com
| DNSSEC | ⚠️ Not signed | ||||||
| A | 202.91.248.230🇨🇳 CHINANET-BACKBONE202.91.248.0/22 China Telecom Network | ||||||
| NS | pc51.com ⭐ | ||||||
| NS | ns1.ndns.cn | ||||||
| NS | ns2.ndns.cn | ||||||
| MX | sgmx.szhot.com ⭐ | ||||||
| MX | usmx.szhot.com(10) | ||||||
| TXT | v=spf1 include:spf.szhot.com ~all | ||||||
| TXT | 1100901064-5000363439 | ||||||
| SOA | pc51.comroot@pc51.com 2007-05-31 #0 | ||||||
rank #374742 in the tld
📈 Tranco rank: #83,843
Similar names
DNS History
2 records (1 active, 1 former)
○A180.76.61.402019-12-19 → 2019-12-19 · 3 obs
● 2019-12-19 22:33:26
○ 2026-02-22 12:33:26
○ 2026-03-27 12:35:22
○ 2026-02-22 12:33:26
○ 2026-03-27 12:35:22
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| com | e.gtld-servers.net, g.gtld-servers.net, j.gtld-servers.net, a.gtld-servers.net... | - |
| pc51.com | ns1.ndns.cn, ns2.ndns.cn | - |
✅ Authoritative Response
Server:154.85.42.184
NS records: ns1.ndns.cn, ns2.ndns.cn
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for pc51.com (unsigned zone)
⏱️ Timing
Total: 1970ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| CNAME | 1 | s163.pc51.com |
Analysis
IP Addresses
bj02.pc51.com points to a single IP number: 202.91.248.231.
other host names for instance mjmhome.cn, porimy.com, fuguiqimingguan.com, dggso.com and keyulaw.com share IP numbers with bj02.pc51.com.