Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
sfifab.com
Yes
✓ Yes
Barracuda
No
No
⚠ Yes
No
No
Checked via [email protected]
· 2026-03-24 21:49:18 UTC · ↺ Refresh
MX Hostnames
- d223881a.ess.barracudanetworks.com
- d223881b.ess.barracudanetworks.com
MX Priorities
- d223881a.ess.barracudanetworks.com: 10
- d223881b.ess.barracudanetworks.com: 20
A / AAAA Records
- 169.61.52.206 ↩ ce.34.3da9.ip4.static.sl-reverse.com
Mail Server IPs
- 209.222.82.252 ↩ mail.ess.barracuda.com
- 209.222.82.255 ↩ mail.ess.barracuda.com
- 209.222.82.253 ↩ mail.ess.barracuda.com
SOA Record
Raw SOA
ns10.dnsmadeeasy.com dns.dnsmadeeasy.com 2009010162 43200 3600 1209600 180
Primary NS (mname)
ns10.dnsmadeeasy.com
Admin Email (rname)
dns@dnsmadeeasy.com
Serial
2009010162
Refresh
43200s
Retry
3600s
Expire
1209600s
Minimum TTL
180s
Nameservers (NS)
ns14.dnsmadeeasy.com
ns13.dnsmadeeasy.com
ns11.dnsmadeeasy.com
ns15.dnsmadeeasy.com
ns10.dnsmadeeasy.com
ns12.dnsmadeeasy.com
SPF Record
✓ Strict (-all)
v=spf1 include:spf.ess.barracudanetworks.com Include:spf.protection.outlook.com -all
📊 DNS lookups: 2/10
✓ Hard fail (-all) — strict enforcement
DMARC Record
✗ p=none
v=DMARC1 ; p=none
⚠ p=none — monitoring only, no enforcement
📋 SPF alignment: Relaxed
· DKIM alignment: Relaxed
⚠ No aggregate reports (rua= not set)
DKIM Selectors
✓ 2 found
selector1._domainkey
selector2._domainkey
✓ DKIM properly configured for selector: selector1
Checked: google, selector1/2, default, mail, dkim, k1, s1/2, zoho, sendgrid, mxvault, amazonses
All TXT Records
4 records- SPFv=spf1 include:spf.ess.barracudanetworks.com Include:spf.protection.outlook.com -all
- vf0nwLxrlfj0kXiqU4pPXnyCsVjbVLwOhtFicQQLWUXXKD/21kOdZjfzX0C2gYicjbhXWQqNaPdiL3Lo5b5Bhw==
- MS=ms14715193
- knowbe4-site-verification=24ce6a1dc18bcc6393d8ca47b363b29e
Full email verification for sfifab.com
Run SMTP check, SPF/DKIM/DMARC and catch-all detection.
SPF / DKIM / DMARC Get 1,000 Free Credits