bjpost.com.cn - robtex.com
bjpost.com.cn
com.cn
| DNSSEC | ⚠️ Not signed | ||||||
| NS | a.dns.cn ⭐ ⚠️ Not in parent delegation | ||||||
| NS | b.dns.cn ⚠️ Not in parent delegation | ||||||
| NS | c.dns.cn ⚠️ Not in parent delegation | ||||||
| NS | cns.cernet.net ⚠️ Not in parent delegation | ||||||
| NS | d.dns.cn ⚠️ Not in parent delegation | ||||||
| NS | e.dns.cn ⚠️ Not in parent delegation | ||||||
| SOA | a.dns.cnroot@cnnic.cn serial=2030481975 | ||||||
Same first word
Similar names
DNS History
11 records (6 active, 5 former)
●NScl1.sfndns.cn2026-03-13 → 2026-03-28 · 3 obs
● 2026-03-13 17:04:04
● 2026-03-28 07:04:50
●NScl1.sfndns.com2026-03-13 → 2026-03-28 · 3 obs
● 2026-03-13 17:04:04
● 2026-03-28 07:04:50
●NScl2.sfndns.cn2026-03-13 → 2026-03-28 · 3 obs
● 2026-03-13 17:04:04
● 2026-03-28 07:04:50
●NScl2.sfndns.com2026-03-13 → 2026-03-28 · 3 obs
● 2026-03-13 17:04:04
● 2026-03-28 07:04:50
○NSdns1.bjpost.com.cn2007-08-16 → 2017-04-09 · 4 obs
● 2017-04-09 03:02:12
○ 2026-03-13 17:04:04
○ 2026-03-28 07:04:50
○NSdns2.bjpost.com.cn2007-08-16 → 2007-08-16 · 3 obs
○ 2015-07-05 06:01:22
○ 2026-03-28 07:04:50
●NSvip1.sfndns.cn2026-03-13 → 2026-03-28 · 3 obs
● 2026-03-13 17:04:04
● 2026-03-28 07:04:50
●NSvip2.sfndns.cn2026-03-13 → 2026-03-28 · 3 obs
● 2026-03-13 17:04:04
● 2026-03-28 07:04:50
○MXmail.bjpost.com.cn2007-08-16 → 2017-04-09 · 4 obs
● 2017-04-09 03:02:12
○ 2026-03-13 17:04:04
○ 2026-03-28 07:04:50
○MXmailgateway.bjpost.com.cn2007-08-16 → 2007-08-16 · 3 obs
○ 2015-07-05 06:01:22
○ 2026-03-28 07:04:50
○A106.39.115.352016-01-09 → 2017-04-09 · 4 obs
● 2017-04-09 03:02:12
○ 2026-03-13 17:04:04
○ 2026-03-28 07:04:50
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| cn | a.dns.cn, b.dns.cn, c.dns.cn, d.dns.cn... | - |
| bjpost.com.cn | cl1.sfndns.cn, cl1.sfndns.com, cl2.sfndns.cn, cl2.sfndns.com | - |
✅ Authoritative Response
Server:8.211.43.5
NS records: cl1.sfndns.cn, cl1.sfndns.com, cl2.sfndns.cn, cl2.sfndns.com
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for bjpost.com.cn (unsigned zone)
⏱️ Timing
Total: 1838ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| NS | 6 | cl1.sfndns.com, vip2.sfndns.cn... |
| SOA | 1 | cl1.sfndns.cn mail.sfn.cn |
Analysis
Name Servers
bjpost.com.cn is delegated to six name servers: cl1.sfndns.cn, cl2.sfndns.cn, vip1.sfndns.cn, vip2.sfndns.cn, cl1.sfndns.com and cl2.sfndns.com.
bjpost.com.cn shares name servers with other domains at least partially, for example ahhuoshan.gov.cn, in.ah.cn, datong.gov.cn, tcgc.com.cn and lpec.com.cn.
These name servers are commonly used with the name servers ns1.sfn.cn and ns2.sfn.cn.
Host names with five IP numbers:
The host names cl1.sfndns.cn and cl1.sfndns.com point to 2001:da8:20d:40cf::4, 47.83.147.206, 47.108.213.108, 58.205.196.4 and 103.21.140.3.
Host names with four IP numbers:
The host names cl2.sfndns.cn and cl2.sfndns.com point to 2001:da8:20d:40cf::5, 8.134.159.224, 8.211.43.5 and 47.236.4.243.
The host name vip1.sfndns.cn points to 2001:da8:20d:40cf::4, 47.108.213.108, 58.205.196.4 and 103.21.140.3.
Host names with three IP numbers:
The host name vip2.sfndns.cn points to 2001:da8:20d:40cf::5, 8.134.159.224 and 47.236.4.243.
Host names that point to 2001:da8:20d:40cf::4: cl1.sfndns.cn, cl1.sfndns.com and vip1.sfndns.cn.
Host names that point to 47.83.147.206: cl1.sfndns.cn and cl1.sfndns.com.
Host names that point to 47.108.213.108: cl1.sfndns.cn, cl1.sfndns.com and vip1.sfndns.cn.
Host names that point to 58.205.196.4: cl1.sfndns.cn, cl1.sfndns.com and vip1.sfndns.cn.
Host names that point to 103.21.140.3: cl1.sfndns.cn, cl1.sfndns.com and vip1.sfndns.cn.
Host names that point to 2001:da8:20d:40cf::5: cl2.sfndns.cn, cl2.sfndns.com and vip2.sfndns.cn.
Host names that point to 8.134.159.224: cl2.sfndns.cn, cl2.sfndns.com and vip2.sfndns.cn.
Host names that point to 8.211.43.5: cl2.sfndns.cn and cl2.sfndns.com.
Host names that point to 47.236.4.243: cl2.sfndns.cn, cl2.sfndns.com and vip2.sfndns.cn.