sztechand.com.cn - robtex.com
sztechand.com.cn
| DNSSEC | ⚠️ Not signed | ||||||
| A | 118.190.100.168🇨🇳 Alibaba-Cloud118.190.0.0/17 | ||||||
| NS | ns2.east.net.cn ⭐ | ||||||
| A | 2401:3480:0:1::6a4b:18e7🇨🇳 CHINA-12401:3480::/36 ASes Within CT BeiJing IDC | ||||||
| A | 106.75.24.231🇨🇳 CHINA169-BJ106.75.0.0/19 China Telecom Beijing Co. Ltd. | ||||||
| PTR | g0wjfqn.cn | ||||||
| NS | ns2.east.net | ||||||
| A | 2401:3480:0:1::6a4b:5107🇨🇳 CHINA-12401:3480::/36 ASes Within CT BeiJing IDC | ||||||
| A | 106.75.81.7🇨🇳 CHINA169-BJ106.75.64.0/19 China Telecom Beijing Co. Ltd. | ||||||
| MX | xchzmx01.mxmail.netease.com ⭐ | ||||||
| A | 47.251.52.173🇺🇸 Alibaba-Cloud47.251.0.0/17 Proxy-registered route object | ||||||
| A | 47.254.122.172🇺🇸 Alibaba-Cloud47.254.64.0/18 Proxy-registered route object | ||||||
| TXT | v=spf1 include:spf.163.com -all | ||||||
| SOA | ns2.east.net.cnroot@ns2.east.net.cn serial=1307181603 | ||||||
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=2030535938 | ||||||
Subdomains
mail.sztechand.com.cn |
Same first word
sztechand.com |
sztechand.com.cn |
Similar names
DNS History
11 records (4 active, 7 former)
●NSns2.east.net.cn2015-06-01 → 2026-04-27 · 2 obs
● 2026-04-27 01:25:04
○MXmail.sztechand.com2015-06-01 → 2016-04-08 · 4 obs
● 2016-04-08 23:24:10
○ 2017-01-27 19:21:48
○ 2026-04-27 01:25:04
○MXmail.sztechand.com.cn2015-06-01 → 2016-04-08 · 4 obs
● 2016-04-08 23:24:10
○ 2017-01-27 19:21:48
○ 2026-04-27 01:25:04
○MXmail1.sztechand.com.cn2015-06-01 → 2016-04-08 · 4 obs
● 2016-04-08 23:24:10
○ 2017-01-27 19:21:48
○ 2026-04-27 01:25:04
○MXmxbiz1.qq.com2017-01-27 → 2018-10-02 · 5 obs
● 2017-01-27 19:21:48
● 2018-10-02 04:22:24
○ 2026-03-05 02:07:06
○ 2026-04-27 01:25:04
○MXmxbiz2.qq.com2017-01-27 → 2018-10-02 · 5 obs
● 2017-01-27 19:21:48
● 2018-10-02 04:22:24
○ 2026-03-05 02:07:06
○ 2026-04-27 01:25:04
○MXmxgw.szhicom.com2015-06-01 → 2016-04-08 · 4 obs
● 2016-04-08 23:24:10
○ 2017-01-27 19:21:48
○ 2026-04-27 01:25:04
●MXxchzmx01.mxmail.netease.com2026-03-05 → 2026-04-27 · 3 obs
● 2026-03-05 02:07:06
● 2026-04-27 01:25:04
●A118.190.100.1682026-03-05 → 2026-04-27 · 5 obs
● 2026-03-05 02:07:06
○ 2026-03-15 15:38:44
● 2026-03-21 08:06:20
● 2026-04-27 01:25:04
○A96.44.170.662015-06-01 → 2018-10-02 · 4 obs
● 2018-10-02 04:22:24
○ 2026-03-05 02:07:06
○ 2026-04-27 01:25:04
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| cn | e.dns.cn, a.dns.cn, c.dns.cn, d.dns.cn... | - |
| sztechand.com.cn | ns2.east.net, ns2.east.net.cn | - |
✅ Authoritative Response
Server:106.75.81.7
NS records: ns2.east.net, ns2.east.net.cn
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for sztechand.com.cn (unsigned zone)
⏱️ Timing
Total: 2140ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 118.190.100.168 |
| NS | 2 | ns2.east.net.cn, ns2.east.net |
| MX | 1 | xchzmx01.mxmail.netease.com (pri: 10) |
| TXT | 1 | v=spf1 include:spf.163.com -all |
| SOA | 1 | ns2.east.net.cn root.ns2.east.net.cn |
Analysis
Hierarchy
sztechand.com.cn is parent of mail.sztechand.com.cn.
IP Addresses
sztechand.com.cn points to a single IP: 118.190.100.168.
Other host names, for instance sztechand.com, share IP numbers with sztechand.com.cn.
Name Servers
sztechand.com.cn's delegation is to two name servers ns2.east.net and ns2.east.net.cn.
sztechand.com.cn shares the same name server configuration as other domains, such as asmct.com, erpsale.com, panchina.net.cn, joca.cn and gold.org.cn.
sztechand.com.cn shares name servers with other domains at least partially, for example ttxh.com.cn.
Host names with two IP numbers: ns2.east.net points to 2401:3480:0:1::6a4b:5107 and 106.75.81.7; ns2.east.net.cn points to 2401:3480:0:1::6a4b:18e7 and 106.75.24.231
Mail Servers
sztechand.com.cn is served by a single mail server, xchzmx01.mxmail.netease.com.
sztechand.com.cn uses the same mail server setup as other domains such as china-embassy.gov.cn, hebtu.edu.cn, sinoma-wbmdi.cn, bgie.com.cn and yafco.com.
sztechand.com.cn shares some mail servers with other domains, including hec-china.com, juhua.com.cn, st.sdju.edu.cn, nbrcg.com and nit.zju.edu.cn.
These mail servers are commonly used alongside the mail servers hzmx01.mxmail.netease.com and hzmx02.mxmail.netease.com.
Hostname xchzmx01.mxmail.netease.com resolves to two IPs: 47.251.52.173 and 47.254.122.172.