dwsd.cn - robtex.com
dwsd.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=2035130836 | ||||||
Same first word
Similar names
DNS History
11 records (5 active, 6 former)
●NSns1.22.cn2026-06-09 → 2026-08-04 · 3 obs
● 2026-06-09 13:53:56
● 2026-08-04 21:16:38
●NSns2.22.cn2026-06-09 → 2026-08-04 · 3 obs
● 2026-06-09 13:53:56
● 2026-08-04 21:16:38
○NSwww.dwsd.cn2016-04-01 → 2017-04-10 · 4 obs
● 2017-04-10 14:00:48
○ 2026-06-09 13:53:56
○ 2026-08-04 21:16:38
●MXhzmx01.mxmail.netease.com2026-06-13 → 2026-08-04 · 3 obs
● 2026-06-13 07:22:52
● 2026-08-04 21:16:38
●MXhzmx02.mxmail.netease.com2026-06-13 → 2026-08-04 · 3 obs
● 2026-06-13 07:22:52
● 2026-08-04 21:16:38
○MXio.bouncemx.com2016-04-01 → 2017-04-10 · 4 obs
● 2017-04-10 14:00:48
○ 2026-06-09 13:53:56
○ 2026-08-04 21:16:38
●A120.27.242.2522026-06-13 → 2026-08-04 · 3 obs
● 2026-06-13 07:22:52
● 2026-08-04 21:16:38
○A70.39.84.2292016-09-21 → 2016-09-21 · 4 obs
● 2016-09-21 22:04:00
○ 2017-04-10 14:00:48
○ 2026-08-04 21:16:38
○A70.39.84.2322016-04-01 → 2016-04-01 · 3 obs
○ 2016-09-21 22:04:00
○ 2026-08-04 21:16:38
○A70.39.84.2422017-04-10 → 2017-04-10 · 4 obs
● 2017-04-10 14:00:48
○ 2026-06-09 13:53:56
○ 2026-08-04 21:16:38
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| cn | c.dns.cn, b.dns.cn, e.dns.cn, a.dns.cn... | - |
| dwsd.cn | ns1.22.cn, ns2.22.cn | - |
✅ Authoritative Response
Server:61.158.128.10
NS records: ns1.22.cn, ns2.22.cn
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for dwsd.cn (unsigned zone)
⏱️ Timing
Total: 1998ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 120.27.242.252 |
| NS | 2 | ns1.22.cn, ns2.22.cn |
| 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 | ns1.22.cn dnsadmin.22.cn |
Analysis
IP Addresses
dwsd.cn points to a single IP number: 120.27.242.252.
Name Servers
Two name servers handle the delegation for dwsd.cn: ns1.22.cn and ns2.22.cn.
dwsd.cn shares its name server setup with other domains, including 24615.com, dc3611.com, zszjw.com and two others.
Host names resolving to four IP addresses:
ns2.22.cn directs to 1.193.216.203, 183.253.57.207, 211.99.99.61 and 240e:97d:10:1402:0:1:0:1002.
Host names with three IP numbers:
The hostname ns1.22.cn points to 61.158.128.10, 218.98.111.136 and 2001:df2:f080:1::5.
Mail Servers
dwsd.cn has two mail servers: hzmx01.mxmail.netease.com and hzmx02.mxmail.netease.com.
dwsd.cn shares the same mail server setup as other domains, including buvlivu.com, everfine.cn, aotto.cn and two others.
dwsd.cn shares mail servers — at least in part — with other domains, including 888ppt.com, allesin.com, tzc.edu.cn and two others.
hzmx01.mxmail.netease.com and hzmx02.mxmail.netease.com each point to two IP numbers — 47.251.71.119 and 47.251.84.126 — making both hosts identical in their DNS resolution.
hzmx01.mxmail.netease.com along with hzmx02.mxmail.netease.com each resolve to 47.251.71.119 IP addresses.
hzmx01.mxmail.netease.com along with hzmx02.mxmail.netease.com each resolve to 47.251.84.126 IP addresses.