Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
jcajax.org
Yes
✓ Yes
Barracuda
No
No
⚠ Yes
No
No
Checked via [email protected]
· 2026-03-27 15:20:57 UTC · ↺ Refresh
MX Hostnames
- d348308b.ess.barracudanetworks.com
- d348308a.ess.barracudanetworks.com
MX Priorities
- d348308b.ess.barracudanetworks.com: 10
- d348308a.ess.barracudanetworks.com: 0
A / AAAA Records
- 141.193.213.20 (no PTR)
- 141.193.213.21 (no PTR)
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-1043.awsdns-02.org awsdns-hostmaster.amazon.com 1 7200 900 1209600 86400
Primary NS (mname)
ns-1043.awsdns-02.org
Admin Email (rname)
awsdns-hostmaster@amazon.com
Serial
1
Refresh
7200s
Retry
900s
Expire
1209600s
Minimum TTL
86400s
Nameservers (NS)
ns-1873.awsdns-42.co.uk
ns-244.awsdns-30.com
ns-631.awsdns-14.net
ns-1043.awsdns-02.org
SPF Record
✓ Soft Fail (~all)
v=spf1 include:spf.protection.outlook.com include:amazonses.com include:spf.ess.barracudanetworks.com include:relay.mailchannels.net ~all
📊 DNS lookups: 4/10
~ Soft fail (~all) — moderate enforcement
DMARC Record
~ Quarantine
v=DMARC1; p=quarantine; pct=100; fo=1; rua=mailto:[email protected]; ruf=mailto:[email protected];
~ Quarantine — good protection (failing mail goes to spam)
📋 SPF alignment: Relaxed
· DKIM alignment: Relaxed
📧 Reports → mailto:[email protected]
DKIM Selectors
✓ 3 found
selector1._domainkey
selector2._domainkey
default._domainkey
✓ Public key: 216 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
1 record- SPFv=spf1 include:spf.protection.outlook.com include:amazonses.com include:spf.ess.barracudanetworks.com include:relay.mailchannels.net ~all
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