bftech.com.cn - robtex.com
bftech.com.cn
com.cn
| DNSSEC | 🔒 Signed (DS record present) | ||||||
| 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=2030422549 | ||||||
Same first word
Similar names
DNS History
6 records (5 active, 1 former)
●NSdns27.hichina.com2015-07-26 → 2026-02-20 · 2 obs
● 2026-02-20 19:58:42
●NSdns28.hichina.com2015-07-26 → 2026-02-20 · 2 obs
● 2026-02-20 19:58:42
●MXhzmx01.mxmail.netease.com2026-02-20 → 2026-02-20 · 3 obs
● 2026-02-20 19:58:40
● 2026-02-20 19:58:42
●MXhzmx02.mxmail.netease.com2026-02-20 → 2026-02-20 · 3 obs
● 2026-02-20 19:58:40
● 2026-02-20 19:58:42
○MXmx.mail.ym.163.com2015-07-26 → 2017-02-14 · 4 obs
● 2017-02-14 09:30:18
○ 2026-02-20 19:58:40
○ 2026-02-20 19:58:42
●A121.42.102.1052015-07-26 → 2026-02-20 · 2 obs
● 2026-02-20 19:58:42
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| bftech.com.cn | dns27.hichina.com, dns28.hichina.com | - |
✅ Authoritative Response
Server: 47.118.199.219
NS records: dns27.hichina.com, dns28.hichina.com
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for bftech.com.cn (unsigned zone)
⏱️ Timing
Total: 513ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 121.42.102.105 |
| NS | 2 | dns27.hichina.com, dns28.hichina.com |
| MX | 2 | hzmx02.mxmail.netease.com (pri: 10), hzmx01.mxmail.netease.com (pri: 5) |
| TXT | 1 | v=spf1 include:spf.163.com -all |
| SOA | 1 | dns27.hichina.com hostmaster.hichina.com |
AI analysis
bftech.com.cn points to a single IP address: 121.42.102.105.
bftech.com.cn is delegated to two name servers: dns27.hichina.com and dns28.hichina.com.
bftech.com.cn uses the same name server setup as other domains, including yidejia.cn, wkmz.cn, syfhb.com, zjchuse.com and jxwledu.com.
bftech.com.cn partially shares name servers with other domains, for instance geops.org, jjhs.cn, 005006.cn and imuchuangye.cn.
These name servers are commonly used alongside ns7.alidns.com and ns8.alidns.com.
Host names with nine IP numbers:
dns27.hichina.com points to: 2408:4009:501::35, 39.96.153.39, 39.96.153.59, 47.118.199.199, 47.118.199.219, 120.76.107.39, 120.76.107.59, 139.224.142.99 and 139.224.142.109.
dns28.hichina.com points to: 2408:4009:501::36, 39.96.153.37, 39.96.153.62, 47.118.199.197, 47.118.199.221, 120.76.107.37, 120.76.107.62, 139.224.142.102 and 139.224.142.107.
bftech.com.cn is handled by two mail servers: hzmx01.mxmail.netease.com and hzmx02.mxmail.netease.com.
bftech.com.cn uses the same mail server setup as other domains, for instance nthx-benz.com, clb.org.cn, joyelectric-china.com, maxglove.com and pearlelectronics.com.
bftech.com.cn shares mail servers with other domains to some extent, for instance lcrc.ltd, wellwholesale.com, springsnow.cn and tsrmyy.cn.
Host names with two IP numbers:
hzmx01.mxmail.netease.com points to 47.251.71.119 and 47.251.84.126.
hzmx02.mxmail.netease.com points to 47.251.71.119 and 47.251.84.126.
Names pointing to 47.251.71.119: hzmx01.mxmail.netease.com and hzmx02.mxmail.netease.com.
Names pointing to 47.251.84.126: hzmx01.mxmail.netease.com and hzmx02.mxmail.netease.com.