Domain Overview
DNS: ✓ 20d ago
Checker: ✓ 20d ago
nelbro.com
Yes
✓ Yes
Barracuda
No
No
⚠ Yes
No
No
Did you mean: [email protected]
Checked via [email protected]
· 2026-05-21 01:29:12 UTC · ↺ Refresh
MX Hostnames
- d170677b.ess.barracudanetworks.com
- d170677a.ess.barracudanetworks.com
MX Priorities
- d170677b.ess.barracudanetworks.com: 20
- d170677a.ess.barracudanetworks.com: 10
A / AAAA Records
- 209.194.2.160 ↩ martinretail.com
Mail Server IPs
- 209.222.82.255 ↩ mail.ess.barracuda.com
- 209.222.82.252 ↩ mail.ess.barracuda.com
- 209.222.82.253 ↩ mail.ess.barracuda.com
SOA Record
Raw SOA
ns65.worldnic.com namehost.worldnic.com 126051513 10800 3600 604800 3600
Primary NS (mname)
ns65.worldnic.com
Admin Email (rname)
namehost@worldnic.com
Serial
126051513
Refresh
10800s
Retry
3600s
Expire
604800s
Minimum TTL
3600s
Nameservers (NS)
ns66.worldnic.com
ns65.worldnic.com
SPF Record
✓ Strict (-all)
v=spf1 mx a ip4:4.1.39.120/29 ip4:23.101.134.53/31 include:spf.ess.barracudanetworks.com -all
📊 DNS lookups: 3/10
✓ Hard fail (-all) — strict enforcement
DMARC Record
✗ p=none
v=DMARC1; p=none; rua=mailto:[email protected]
⚠ p=none — monitoring only, no enforcement
📋 SPF alignment: Relaxed
· DKIM alignment: Relaxed
📧 Reports → mailto:[email protected]
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
6 records- BPL=5427148
- atlassian-domain-verification=XXnLoIkL3fgMw3WKpMiSKkNmbyIRagVlaEqdik4ILU0FmpHQ47RKSw6UP2dPWnvT
- sending_domain1054823=317588d4c634f4f0f2f8173c71bc08e275b1d1a4b455ede51621c2ac3c1d5600
- brevo-code:b6b29f8b5c87cd17ddd47eb9672bfd67
- mjWAFIswj46pLXbXkMG2T3C9vNhuvRJGQJ3QH3DXa0XtA+N8BA8pVxYvgfRaeUwK3Mep5VM8z8R+TkaZldE42w==
- SPFv=spf1 mx a ip4:4.1.39.120/29 ip4:23.101.134.53/31 include:spf.ess.barracudanetworks.com -all
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