Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
fcbdd.org
Yes
✓ Yes
Barracuda
No
No
⚠ Yes
No
No
Checked via [email protected]
· 2026-03-28 16:14:30 UTC · ↺ Refresh
MX Hostnames
- d282355b.ess.barracudanetworks.com
- d282355a.ess.barracudanetworks.com
MX Priorities
- d282355a.ess.barracudanetworks.com: 10
- d282355b.ess.barracudanetworks.com: 15
A / AAAA Records
- 104.18.18.48 (no PTR)
- 104.18.19.48 (no PTR)
- 2606:4700::6812:1330 (no PTR)
- 2606:4700::6812:1230 (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
ariadne.ns.cloudflare.com dns.cloudflare.com 2399717394 10000 2400 604800 1800
Primary NS (mname)
ariadne.ns.cloudflare.com
Admin Email (rname)
dns@cloudflare.com
Serial
2399717394
Refresh
10000s
Retry
2400s
Expire
604800s
Minimum TTL
1800s
Nameservers (NS)
leland.ns.cloudflare.com
ariadne.ns.cloudflare.com
SPF Record
✓ Strict (-all)
v=spf1 ip4:64.128.111.211 ip4:64.128.111.210 ip4:64.128.111.216 ip4:64.128.111.218 ip4:24.142.168.232 ip4:24.123.66.242 ip4:24.142.168.234 ip4:96.11.223.226 ip4:104.18.19.48 ip4:104.18.18.48 ip4:64.128.111.208/28 ip4:74.203.71.97/29 ip4:174.46.64.162/29 include:spf.ess.barracudanetworks.com include:spf.protection.outlook.com include:spf.constantcontact.com -all
📊 DNS lookups: 3/10
✓ Hard fail (-all) — strict enforcement
DMARC Record
✓ Reject
v=DMARC1; p=reject; rua=mailto:[email protected],mailto:[email protected];
✓ Reject — strongest protection
📋 SPF alignment: Relaxed
· DKIM alignment: Relaxed
📧 Reports → mailto:[email protected],mailto:[email protected]
DKIM Selectors
✓ 2 found
selector1._domainkey
selector2._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
7 records- MS=ms74767458
- amazonses:DW52eWICevPEbX2oXYcoQZ09ypBzx/9ofIgaS+Cr11U=
- cisco-ci-domain-verification=48634d55865579d2d8fe83d27361e68c327ec18e14a4a68fa150960876b37f05
- duo_sso_verification=od7LYTZQrYzdwcd3eYp0THWUIyT1ZbKezuKrPgSbwmVt4T5QevVVZCPCgZmXRMXb
- knowbe4-site-verification=81e6531df85a8764be24a035436ccde1
- SPFv=spf1 ip4:64.128.111.211 ip4:64.128.111.210 ip4:64.128.111.216 ip4:64.128.111.218 ip4:24.142.168.232 ip4:24.123.66.242 ip4:24.142.168.234 ip4:96.11.223.226 ip4:104.18.19.48 ip4:104.18.18.48 ip4:64.128.111.208/28 ip4:74.203.71.97/29 ip4:174.46.64.162/29 include:spf.ess.barracudanetworks.com include:spf.protection.outlook.com include:spf.constantcontact.com -all
- MS=44557A4DF728FB5726409253BDC876EA8F579BA3
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