Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
prdiamond.com
Yes
✓ Yes
Barracuda
No
No
⚠ Yes
No
No
Checked via [email protected]
· 2026-03-25 17:37:56 UTC · ↺ Refresh
MX Hostnames
- d271735a.ess.barracudanetworks.com
- prdiamond-com.mail.protection.outlook.com
- d271735b.ess.barracudanetworks.com
MX Priorities
- d271735b.ess.barracudanetworks.com: 20
- prdiamond-com.mail.protection.outlook.com: 0
- d271735a.ess.barracudanetworks.com: 10
A / AAAA Records
- 157.245.179.67
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
- 52.101.9.11 ↩ mail-bl2pr04cu00103.inbound.protection.outlook.com
- 52.101.11.19 ↩ mail-sa9pr04cu00203.inbound.protection.outlook.com
- 52.101.8.51 ↩ mail-dm1pr04cu00203.inbound.protection.outlook.com
- 52.101.9.20 ↩ mail-bl0pr02cu00604.inbound.protection.outlook.com
- 2a01:111:f403:f804::3 ↩ mail-co1pr03cu00403.inbound.protection.outlook.com
- 2a01:111:f403:f913::1 ↩ mail-cy5pr05cu00101.inbound.protection.outlook.com
- 2a01:111:f403:c946::2 ↩ mail-ch4pr04cu00102.inbound.protection.outlook.com
- 2a01:111:f403:f901::
SOA Record
Raw SOA
dns1.bannerview.com hostmaster.dns1.bannerview.com 2026022509 3600 900 1209600 10800
Primary NS (mname)
dns1.bannerview.com
Admin Email (rname)
hostmaster@dns1.bannerview.com
Serial
2026022509
Refresh
3600s
Retry
900s
Expire
1209600s
Minimum TTL
10800s
Nameservers (NS)
dns2.bannerview.com
dns1.bannerview.com
SPF Record
✓ Strict (-all)
v=spf1 a ip4:157.245.179.67/32 a:bvdo2.bannerview.com mx include:spf.protection.outlook.com include:spf.ess.barracudanetworks.com -all
📊 DNS lookups: 5/10
✓ 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
✓ 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
1 record- SPFv=spf1 a ip4:157.245.179.67/32 a:bvdo2.bannerview.com mx include:spf.protection.outlook.com include:spf.ess.barracudanetworks.com -all
Full email verification for prdiamond.com
Run SMTP check, SPF/DKIM/DMARC and catch-all detection.
SPF / DKIM / DMARC Get 1,000 Free Credits