mailbox.ycshell.com - robtex.com
mailbox.ycshell.com
| DNSSEC | ⚠️ Not signed | ||||||
| A | 111.20.252.45🇨🇳 CMNET-SNIDC-CN-AP111.20.252.0/24 CMI (Customer Route) | ||||||
ycshell.com
| DNSSEC | ⚠️ Not signed | ||||||
| NS | dns27.hichina.com ⭐ | ||||||
| NS | dns28.hichina.com | ||||||
| MX | mail.ycshell.com ⭐ | ||||||
| MX | mailbox.ycshell.com(2) | ||||||
| TXT | v=spf1 ip4:111.20.252.38 ip4:111.20.252.45 include:_s.corp-email.com -all | ||||||
| SOA | dns27.hichina.comhostmaster@hichina.com 2026-01-09 #13 | ||||||
MX for
Same first word
Similar names
DNS History
2 records (1 active, 1 former)
●A111.20.252.452026-02-18 → 2026-04-24 · 3 obs
○ 2017-04-04 22:51:12
● 2026-02-18 10:58:18
● 2026-04-24 17:17:36
● 2026-02-18 10:58:18
● 2026-04-24 17:17:36
○A61.236.244.762017-04-04 → 2017-04-04 · 3 obs
● 2017-04-04 22:51:12
○ 2026-02-18 10:58:18
○ 2026-04-24 17:17:36
○ 2026-02-18 10:58:18
○ 2026-04-24 17:17:36
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| com | l.gtld-servers.net, j.gtld-servers.net, h.gtld-servers.net, d.gtld-servers.net... | - |
| ycshell.com | dns27.hichina.com, dns28.hichina.com | 18 records |
✅ Authoritative Response
Server:120.76.107.39
NS records: dns27.hichina.com, dns28.hichina.com
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for ycshell.com (unsigned zone)
⏱️ Timing
Total: 500ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 111.20.252.45 |
📌 Glue Records Collected
Total: 18
Out-of-bailiwick: 18 (dns27.hichina.com, dns27.hichina.com, dns27.hichina.com...)
Analysis
Mail Server Role
mailbox.ycshell.com is the mail server for ycshell.com.
mail.ycshell.com is a mail server commonly used with mailbox.ycshell.com.
IP Addresses
mailbox.ycshell.com resolves to one IP number: 111.20.252.45.
Other host names, for instance mail.ycshell.com, share IP numbers with mailbox.ycshell.com.