Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
opalcollection.com
Yes
✓ Yes
Barracuda
No
No
⚠ Yes
No
No
Checked via [email protected]
· 2026-03-30 01:40:26 UTC · ↺ Refresh
MX Hostnames
- d249583b.ess.barracudanetworks.com
- d249583a.ess.barracudanetworks.com
MX Priorities
- d249583b.ess.barracudanetworks.com: 10
- d249583a.ess.barracudanetworks.com: 0
A / AAAA Records
- 172.66.169.210 (no PTR)
- 104.20.26.54 (no PTR)
- 2606:4700:10::ac42:a9d2 (no PTR)
- 2606:4700:10::6814:1a36 (no PTR)
Mail Server IPs
- 209.222.82.255 ↩ mail.ess.barracuda.com
- 209.222.82.253 ↩ mail.ess.barracuda.com
- 209.222.82.252 ↩ mail.ess.barracuda.com
SOA Record
Raw SOA
cullen.ns.cloudflare.com dns.cloudflare.com 2400130648 10000 2400 604800 1800
Primary NS (mname)
cullen.ns.cloudflare.com
Admin Email (rname)
dns@cloudflare.com
Serial
2400130648
Refresh
10000s
Retry
2400s
Expire
604800s
Minimum TTL
1800s
Nameservers (NS)
naomi.ns.cloudflare.com
cullen.ns.cloudflare.com
SPF Record
✓ Strict (-all)
v=spf1 mx include:spf.protection.outlook.com include:spf.ess.barracudanetworks.com include:sandrix.com include:amazonses.com -all
📊 DNS lookups: 5/10
✓ Hard fail (-all) — strict enforcement
DMARC Record
✗ p=none
v=DMARC1; p=none; fo=1; rua=mailto:[email protected]; ruf=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
2 records- MS=ms72166408
- SPFv=spf1 mx include:spf.protection.outlook.com include:spf.ess.barracudanetworks.com include:sandrix.com include:amazonses.com -all
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