leadsec.com.cn - robtex.com
leadsec.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 | ||||||
PTR for
Subdomains
Same first word
Similar names
DNS History
8 records (6 active, 2 former)
●NSdns21.hichina.com2015-08-05 → 2026-02-28 · 2 obs
● 2026-02-28 23:17:58
●NSdns22.hichina.com2015-08-05 → 2026-02-28 · 2 obs
● 2026-02-28 23:17:58
○MXmail.leadsec.com.cn2015-10-19 → 2017-06-10 · 5 obs
● 2015-10-19 22:15:56
● 2017-06-10 13:19:58
○ 2026-02-28 21:33:38
○ 2026-02-28 23:17:58
○MXmx.leadsec.com.cn2015-08-05 → 2016-05-07 · 4 obs
● 2016-05-07 01:59:52
○ 2017-01-03 14:04:02
○ 2026-02-28 23:17:58
●MXmx1.feishu.cn2026-02-28 → 2026-02-28 · 3 obs
● 2026-02-28 21:33:38
● 2026-02-28 23:17:58
●MXmx2.feishu.cn2026-02-28 → 2026-02-28 · 3 obs
● 2026-02-28 21:33:38
● 2026-02-28 23:17:58
●MXmx3.feishu.cn2026-02-28 → 2026-02-28 · 3 obs
● 2026-02-28 21:33:38
● 2026-02-28 23:17:58
●A203.107.45.1672026-02-28 → 2026-02-28 · 2 obs
● 2026-02-28 23:17:58
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| cn | a.dns.cn, b.dns.cn, c.dns.cn, d.dns.cn... | - |
| leadsec.com.cn | dns21.hichina.com, dns22.hichina.com | - |
✅ Authoritative Response
Server: 139.224.142.98
NS records: dns21.hichina.com, dns22.hichina.com
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for leadsec.com.cn (unsigned zone)
⏱️ Timing
Total: 1811ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 203.107.45.167 |
| NS | 2 | dns22.hichina.com, dns21.hichina.com |
| MX | 3 | mx3.feishu.cn (pri: 10), mx2.feishu.cn (pri: 5)... |
| TXT | 3 | verification-code-site-App_feishu=PdDTwe, KHEJD5K12FOINJEQCEF2LJBMPF... |
| SOA | 1 | dns21.hichina.com hostmaster.hichina.com |
Analysis
Hierarchy
leadsec.com.cn is a parent of www.leadsec.com.cn and mail.leadsec.com.cn.
IP Addresses
leadsec.com.cn points to IP number 203.107.45.167.
For instance, other host names dsign.cn, www.vankeservice.com, 50fang.com, qzks.com and cindigo.com share IP numbers with leadsec.com.cn.
Name Servers
leadsec.com.cn is delegated to two name servers: dns21.hichina.com and dns22.hichina.com.
leadsec.com.cn uses the same name server setup as other domains such as hualvjiaju.cn, seasonalfamilyfun.com, vdchina.cn, flym.cn and lvmomo.com.
leadsec.com.cn shares name servers with other domains at least partially, for instance prefa.info and jnkc.net.
Host names with nine IP numbers:
dns21.hichina.com points to: 2408:4009:501::29, 39.96.153.40, 39.96.153.60, 47.118.199.200, 47.118.199.220, 120.76.107.40, 120.76.107.60, 139.224.142.100 and 139.224.142.110.
dns22.hichina.com points to: 2408:4009:501::30, 39.96.153.38, 39.96.153.61, 47.118.199.198, 47.118.199.222, 120.76.107.38, 120.76.107.61, 139.224.142.98 and 139.224.142.108.
Mail Servers
leadsec.com.cn is served by three mail servers: mx1.feishu.cn, mx2.feishu.cn and mx3.feishu.cn.
leadsec.com.cn shares mail servers with other domains at least partially; for instance liuchong.org, qj6.cn, kinkey.live, chinamss.com and readygo.tech.
these mail servers are commonly used with the mail servers mxbiz2.qq.com.
Three IP numbers: mx3.feishu.cn points to 52.220.106.220, 101.126.58.225 and 122.14.229.0.
Two IP numbers: mx2.feishu.cn points to 101.126.58.225 and 122.14.229.0.
One IP number: mx1.feishu.cn points to 52.220.106.220.
Names pointing to 52.220.106.220: mx3.feishu.cn and mx1.feishu.cn.
Names pointing to 101.126.58.225: mx3.feishu.cn and mx2.feishu.cn.
Names pointing to 122.14.229.0: mx3.feishu.cn and mx2.feishu.cn.