Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
rigzone.com
Yes
✓ Yes
Barracuda
No
No
⚠ Yes
No
No
Did you mean: [email protected]
Checked via [email protected]
· 2026-03-20 03:30:58 UTC · ↺ Refresh
MX Hostnames
- d175230a.ess.barracudanetworks.com
- d175230b.ess.barracudanetworks.com
MX Priorities
- d175230b.ess.barracudanetworks.com: 10
- d175230a.ess.barracudanetworks.com: 0
A / AAAA Records
- 52.207.116.139 ↩ ec2-52-207-116-139.compute-1.amazonaws.com
- 18.209.206.195 ↩ ec2-18-209-206-195.compute-1.amazonaws.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
ns-814.awsdns-37.net awsdns-hostmaster.amazon.com 1 7200 900 1209600 86400
Primary NS (mname)
ns-814.awsdns-37.net
Admin Email (rname)
awsdns-hostmaster@amazon.com
Serial
1
Refresh
7200s
Retry
900s
Expire
1209600s
Minimum TTL
86400s
Nameservers (NS)
ns-5.awsdns-00.com
ns-814.awsdns-37.net
ns-1116.awsdns-11.org
ns-1858.awsdns-40.co.uk
SPF Record
✓ Strict (-all)
v=spf1 include:spf.protection.outlook.com include:8471419.spf04.hubspotemail.net -all
📊 DNS lookups: 2/10
✓ Hard fail (-all) — strict enforcement
DMARC Record
✓ Reject
v=DMARC1; p=reject; fo=1; rua=mailto:[email protected]; ruf=mailto:[email protected];
✓ Reject — strongest protection
📋 SPF alignment: Relaxed
· DKIM alignment: Relaxed
📧 Reports → mailto:[email protected]
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
3 records- SPFv=spf1 include:spf.protection.outlook.com include:8471419.spf04.hubspotemail.net -all
- 26dce0677ec54fc2921a2856f00b702f
- rsltcczzrfgdx6vdrp6b4bm7t31tjbyl
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