Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
mail.by
Disposable
✓ Yes
Unknown
⚠ Yes
Yes
⚠ Yes
No
No
Checked via [email protected]
· 2026-03-14 04:12:10 UTC · ↺ Refresh
MX Hostnames
- localhost
MX Priorities
- localhost: 0
A / AAAA Records
- 93.84.119.241 ↩ s6.domain.by
Mail Server IPs
- 127.0.0.1 ↩ localhost
SOA Record
Raw SOA
ns1.open.by root.ok.by 2026012802 21600 7200 1296000 600
Primary NS (mname)
ns1.open.by
Admin Email (rname)
root@ok.by
Serial
2026012802
Refresh
21600s
Retry
7200s
Expire
1296000s
Minimum TTL
600s
Nameservers (NS)
ns2.open.by
ns1.open.by
SPF Record
✓ Soft Fail (~all)
v=spf1 ip4:93.84.119.241 ~all
📊 DNS lookups: 0/10
~ Soft fail (~all) — moderate enforcement
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
1 record- SPFv=spf1 ip4:93.84.119.241 ~all
Full email verification for mail.by
Run SMTP check, SPF/DKIM/DMARC and catch-all detection.
SPF / DKIM / DMARC Get 1,000 Free Credits