mx02.ycyw.com - robtex.com
mx02.ycyw.com
| DNSSEC | ⚠️ Not signed | ||||||
| A | 140.207.81.140🇨🇳 CNCGROUP-SH140.207.0.0/16 China Unicom B811&A1218, China Unicom No.21, Jin-Rong Street | ||||||
| PTR | mx02.ycyw.com | ||||||
ycyw.com
| DNSSEC | ⚠️ Not signed | ||||||
| A | 203.107.60.192🇨🇳 Alibaba-Cloud203.107.60.0/24 Alibaba (US) Technology Co., Ltd. | ||||||
| NS | vip3.alidns.com ⭐ | ||||||
| NS | vip4.alidns.com | ||||||
| MX | ycyw-com.mail.protection.outlook.com ⭐ | ||||||
| TXT | v=spf1 a mx include:spf.protection.outlook.com -all | ||||||
| TXT | MS=ms82958764 | ||||||
| TXT | gonmngivm0jqajssbdv7664bi | ||||||
| TXT | globalsign-domain-verification=dadmnuwPsCNjhAkiknAwh-ws3LKaTFfL4B1vErtPQj | ||||||
| SOA | vip3.alidns.comhostmaster@hichina.com 2025-12-11 #7 | ||||||
PTR for
MX for
Same first word
Similar names
02xm.top |
mx20.com |
m20x.com |
20xm.cn |
mx20.org |
xm02.com |
xm20.top |
xm20.com |
mx20.de |
xm02.net |
20xm.com |
02xm.com |
20mx.com |
DNS History
1 record (1 active, 0 former)
●A140.207.81.1402026-02-16 → 2026-04-12 · 2 obs
● 2026-02-16 12:25:10
● 2026-04-12 08:45:44
● 2026-04-12 08:45:44
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| com | a.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net... | - |
| ycyw.com | vip3.alidns.com, vip4.alidns.com | 22 records |
✅ Authoritative Response
Server:121.40.6.163
NS records: vip3.alidns.com, vip4.alidns.com
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for ycyw.com (unsigned zone)
⏱️ Timing
Total: 483ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 140.207.81.140 |
📌 Glue Records Collected
Total: 22
Out-of-bailiwick: 22 (vip3.alidns.com, vip3.alidns.com, vip3.alidns.com...)
Analysis
Mail Server Role
mx02.ycyw.com serves as the mail server for bj.ycef.com, sh.ycef.com, cq.ycef.com, ycis.com and ywies.com.
Together with mx02.ycyw.com, mx01.ycyw.com is commonly used as a mail server.
IP Addresses
mx02.ycyw.com resolves to a single IP: 140.207.81.140.
Other host names share IP numbers with mx02.ycyw.com; for instance mx02.ywycschools.com.