Domain Overview
DNS: ✓ 1d ago
Checker: ✓ 1d ago
rmail.ru
Yes
✓ Yes
Unknown
No
No
⚠ Yes
No
No
Did you mean: [email protected]
Checked via [email protected]
· 2026-05-20 04:40:39 UTC · ↺ Refresh
MX Hostnames
- 193.233.70.45
MX Priorities
- 193.233.70.45: 100
A / AAAA Records
No A/AAAA records found.
Mail Server IPs
- 193.233.70.45 ↩ amber.mpei.ac.ru
- ::ffff:c1e9:462d ↩ amber.mpei.ac.ru
SOA Record
Raw SOA
ns1.nameself.com support.regtime.net 1763378045 300 300 604800 7200
Primary NS (mname)
ns1.nameself.com
Admin Email (rname)
support@regtime.net
Serial
1763378045
Refresh
300s
Retry
300s
Expire
604800s
Minimum TTL
7200s
Nameservers (NS)
ns1.nameself.com
ns2.nameself.com
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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