Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
smllp.com
Yes
✓ Yes
Barracuda
No
No
⚠ Yes
No
No
Did you mean: [email protected]
Checked via [email protected]
· 2026-03-18 00:07:41 UTC · ↺ Refresh
MX Hostnames
- d308814a.ess.barracudanetworks.com
- d308814b.ess.barracudanetworks.com
MX Priorities
- d308814a.ess.barracudanetworks.com: 5
- d308814b.ess.barracudanetworks.com: 10
A / AAAA Records
- 141.193.213.10 (no PTR)
- 141.193.213.11 (no PTR)
Mail Server IPs
- 209.222.82.253 ↩ mail.ess.barracuda.com
- 209.222.82.255 ↩ mail.ess.barracuda.com
- 209.222.82.252 ↩ mail.ess.barracuda.com
SOA Record
Raw SOA
ns1.dnsbycomodo.net admin.dns.com 2025031001 10800 864000 7200 7200
Primary NS (mname)
ns1.dnsbycomodo.net
Admin Email (rname)
admin@dns.com
Serial
2025031001
Refresh
10800s
Retry
864000s
Expire
7200s
Minimum TTL
7200s
Nameservers (NS)
ns1.dnsbycomodo.net
ns2.dnsbycomodo.net
SPF Record
✓ Strict (-all)
v=spf1 include:spf.ess.barracudanetworks.com include:spf.protection.outlook.com include:_spf.e2ma.net -all
📊 DNS lookups: 3/10
✓ Hard fail (-all) — strict enforcement
DMARC Record
✗ p=none
v=DMARC1; p=none; pct=25; rua=mailto:[email protected],mailto:[email protected];
⚠ p=none — monitoring only, no enforcement
📋 SPF alignment: Relaxed
· DKIM alignment: Relaxed
📧 Reports → mailto:[email protected],mailto:[email protected]
⚠ Policy applies to 25% of failing messages only
DKIM Selectors
✓ 2 found
selector1._domainkey
selector2._domainkey
✓ Public key: 392 chars (valid)
✓ 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- MS=ms15726836
- cisco-ci-domain-verification=38c3a3e46da187a55c6f33f9b9d8c3e4635adbf1c1aa01f3c199b4694f8d601a
- e2ma-verification=j9b3
- SPFv=spf1 include:spf.ess.barracudanetworks.com include:spf.protection.outlook.com include:_spf.e2ma.net -all
Full email verification for smllp.com
Run SMTP check, SPF/DKIM/DMARC and catch-all detection.
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