bjcsr.cn - robtex.com
bjcsr.cn
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=2034661468 | ||||||
Same first word
bjcsr.cn |
Similar names
DNS History
5 records (5 active, 0 former)
●NSns19.xincache.com2015-08-12 → 2026-04-12 · 2 obs
● 2026-04-12 06:30:00
●NSns20.xincache.com2015-08-12 → 2026-04-12 · 2 obs
● 2026-04-12 06:30:00
●A202.59.157.1702015-08-12 → 2026-04-12 · 2 obs
● 2026-04-12 06:30:00
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| cn | a.dns.cn, b.dns.cn, c.dns.cn, d.dns.cn... | - |
| bjcsr.cn | ns19.xincache.com, ns20.xincache.com | - |
✅ Authoritative Response
Server:163.177.5.23
NS records: ns19.xincache.com, ns20.xincache.com
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for bjcsr.cn (unsigned zone)
⏱️ Timing
Total: 4443ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 202.59.157.170 |
| NS | 2 | ns20.xincache.com, ns19.xincache.com |
| MX | 2 | mxbiz1.qq.com (pri: 5), mxbiz2.qq.com (pri: 10) |
| TXT | 1 | v=spf1 include:spf.mail.qq.com ~all |
| SOA | 1 | ns19.xincache.com enterprise1dnsadmin.dn |
Analysis
IP Addresses
bjcsr.cn resolves to one IP number: 202.59.157.170.
Other host names, for example t88.com.cn, share IP numbers with bjcsr.cn.
Name Servers
bjcsr.cn's delegation uses two name servers: ns19.xincache.com and ns20.xincache.com.
bjcsr.cn uses the same name server setup as other domains, such as ruilai.net, sate-lite.com.cn, usdl.cn, freebaby.net and zhouyuzan.com.
bjcsr.cn at least partially shares name servers with other domains, including cnwebsite.com, hnlmzm.com, rongtibeng.com.cn, txjherb.com and ahljrcb.com.
These name servers are often used with ns11.xincache.com and ns12.xincache.com.
Host names with eight IP numbers:
ns19.xincache.com points to: 2402:4e00:1470:2::e, 2402:4e00:1730::e, 1.12.0.4, 36.155.149.180, 112.80.181.45, 117.89.178.173, 125.94.59.210 and 129.211.176.209.
Host names with seven IP numbers:
ns20.xincache.com points to: 2402:4e00:111:fff::c, 1.12.0.1, 36.155.149.176, 112.80.181.111, 117.89.178.184, 129.211.176.239 and 163.177.5.23.
Mail Servers
bjcsr.cn is served by two mail servers mxbiz1.qq.com and mxbiz2.qq.com.
bjcsr.cn shares the same mail server setup as other domains, for instance usfen.com, sdlsed.com, koolesson.com, youcai.cn and caskm.cn.
bjcsr.cn shares some mail servers with other domains, for instance ggzyfw.com, fuhaijun.com, shamsbox.com and btc9.com.