Live data — DNS records and disposable check were just fetched and saved.
Domain Overview
DNS: ⚡ live
Checker: ⚡ live
buf.com
Yes
✓ Yes
Unknown
No
No
⚠ Yes
No
No
Did you mean: [email protected]
Checked via [email protected]
· 2026-06-03 10:27:47 UTC · ↺ Refresh
MX Hostnames
- mx2.buf.com
MX Priorities
- mx2.buf.com: 20
A / AAAA Records
- 213.186.33.18 ↩ cluster007.ovh.net
Mail Server IPs
- 213.152.15.206 ↩ mx2.buf.com
SOA Record
Raw SOA
nsext1.buf.com admin.buf.com 2025060200 7200 3600 1209600 86400
Primary NS (mname)
nsext1.buf.com
Admin Email (rname)
admin@buf.com
Serial
2025060200
Refresh
7200s
Retry
3600s
Expire
1209600s
Minimum TTL
86400s
Nameservers (NS)
ns6.gandi.net
nsext2.buf.com
nsext1.buf.com
SPF Record
✓ Strict (-all)
v=spf1 a mx -all
📊 DNS lookups: 2/10
✓ Hard fail (-all) — strict 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 a mx -all
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