Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
yst-radiator.com
Yes
✓ Yes
Unknown
No
No
⚠ Yes
No
No
Checked via [email protected]
· 2026-03-19 00:25:46 UTC · ↺ Refresh
MX Hostnames
- mxbiz1.qq.com
- mxbiz2.qq.com
MX Priorities
- mxbiz2.qq.com: 10
- mxbiz1.qq.com: 5
A / AAAA Records
- 47.79.22.6 (no PTR)
Mail Server IPs
- 43.154.252.16 (no PTR)
- 43.154.252.202 (no PTR)
- 103.86.78.3 (no PTR)
- 103.86.78.2 (no PTR)
SOA Record
Raw SOA
yedda.dnspod.net freednsadmin.dnspod.com 1768473421 3600 180 1209600 180
Primary NS (mname)
yedda.dnspod.net
Admin Email (rname)
freednsadmin@dnspod.com
Serial
1768473421
Refresh
3600s
Retry
180s
Expire
1209600s
Minimum TTL
180s
Nameservers (NS)
teacher.dnspod.net
yedda.dnspod.net
SPF Record
✗ MissingNo SPF record — domain is unprotected against spoofing.
⚠ No SPF record found. Email servers cannot verify authorized senders.
DMARC Record
✗ MissingNo DMARC record — emails cannot be rejected on auth failure.
DKIM Selectors
✗ None detectedNo DKIM records found for common selectors — your provider may use a custom selector name.
Checked: google, selector1/2, default, mail, dkim, k1, s1/2, zoho, sendgrid, mxvault, amazonses
All TXT Records
No TXT records found.
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