chdtech.com.cn - robtex.com
chdtech.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=2030514041 | ||||||
Same first word
chdtech.com.cn |
Similar names
DNS History
8 records (4 active, 4 former)
○NSdns10.hichina.com2015-08-09 → 2015-12-01 · 4 obs
● 2015-12-01 07:46:54
○ 2016-03-07 06:04:02
○ 2026-04-14 09:25:04
○NSdns9.hichina.com2015-08-09 → 2015-12-01 · 4 obs
● 2015-12-01 07:46:54
○ 2016-03-07 06:04:02
○ 2026-04-14 09:25:04
●NSns11.xincache.com2026-03-04 → 2026-04-14 · 3 obs
● 2026-03-04 04:29:16
● 2026-04-14 09:25:04
●NSns12.xincache.com2026-03-04 → 2026-04-14 · 3 obs
● 2026-03-04 04:29:16
● 2026-04-14 09:25:04
●MXmxbiz1.qq.com2026-03-04 → 2026-04-14 · 3 obs
● 2026-03-04 04:29:16
● 2026-04-14 09:25:04
●MXmxbiz2.qq.com2026-03-04 → 2026-04-14 · 3 obs
● 2026-03-04 04:29:16
● 2026-04-14 09:25:04
○MXmxn.mxhichina.com2015-08-09 → 2015-12-01 · 4 obs
● 2015-12-01 07:46:54
○ 2016-03-07 06:04:02
○ 2026-04-14 09:25:04
○MXmxw.mxhichina.com2015-08-09 → 2015-12-01 · 4 obs
● 2015-12-01 07:46:54
○ 2016-03-07 06:04:02
○ 2026-04-14 09:25:04
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| cn | d.dns.cn, e.dns.cn, a.dns.cn, c.dns.cn... | - |
| chdtech.com.cn | ns11.xincache.com, ns12.xincache.com | - |
✅ Authoritative Response
Server:125.94.59.210
NS records: ns11.xincache.com, ns12.xincache.com
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for chdtech.com.cn (unsigned zone)
⏱️ Timing
Total: 4328ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| NS | 2 | ns11.xincache.com, ns12.xincache.com |
| MX | 2 | mxbiz1.qq.com (pri: 5), mxbiz2.qq.com (pri: 10) |
| SOA | 1 | ns11.xincache.com ns12.xincache.com |
Analysis
Name Servers
Two name servers ns11.xincache.com and ns12.xincache.com handle the delegation for chdtech.com.cn.
chdtech.com.cn shares the same name server setup as other domains, for instance chricemill.com, dalianxinhuifeng.com, hejintao.com, ningbogaofang.net and wri.com.cn.
chdtech.com.cn at least partially shares name servers with other domains, for instance anyepay.com, hhglc.com, circloop.com, limdoo.com and szbbs.org.
these name servers are commonly used with ns13.xincache.com, ns14.xincache.com, ce1.xincache.com, ce2.xincache.com, ns19.xincache.com, ns20.xincache.com, ns17.xincache.com, ns18.xincache.com, ns15.xincache.com and ns16.xincache.com.
Host names with eight IP numbers: ns11.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: ns12.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
chdtech.com.cn is handled by two mail servers: mxbiz1.qq.com and mxbiz2.qq.com.
chdtech.com.cn uses the same mail server setup as other domains, for instance tycm.cn, kroceus.net, hedagroup.com.cn, unthk.com and gphai.com.
chdtech.com.cn shares at least partially some mail servers with other domains, for instance ycjg.top, eidemed.com, ubianet.com, sanzond.com and yuelan.cn.
these mail servers are commonly used together with mxn.mxhichina.com.