Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
cusd.com
Yes
✓ Yes
Barracuda
No
No
⚠ Yes
No
No
Did you mean: [email protected]
Checked via [email protected]
· 2026-03-26 05:45:35 UTC · ↺ Refresh
MX Hostnames
- d13701a.ess.barracudanetworks.com
- d13701b.ess.barracudanetworks.com
MX Priorities
- d13701a.ess.barracudanetworks.com: 10
- d13701b.ess.barracudanetworks.com: 10
A / AAAA Records
- 54.221.139.169 ↩ ec2-54-221-139-169.compute-1.amazonaws.com
- 18.233.124.95 ↩ ec2-18-233-124-95.compute-1.amazonaws.com
Mail Server IPs
- 209.222.82.253 ↩ mail.ess.barracuda.com
- 209.222.82.252 ↩ mail.ess.barracuda.com
- 209.222.82.255 ↩ mail.ess.barracuda.com
SOA Record
Raw SOA
deb.ns.cloudflare.com dns.cloudflare.com 2399851552 10000 2400 604800 1800
Primary NS (mname)
deb.ns.cloudflare.com
Admin Email (rname)
dns@cloudflare.com
Serial
2399851552
Refresh
10000s
Retry
2400s
Expire
604800s
Minimum TTL
1800s
Nameservers (NS)
deb.ns.cloudflare.com
huxley.ns.cloudflare.com
SPF Record
✓ Strict (-all)
v=spf1 a:dilbert.clovisusd.k12.ca.us a:dogbert.clovisusd.k12.ca.us a:s1.clovisusd.k12.ca.us a:s2.clovisusd.k12.ca.us a:h0.clovisusd.k12.ca.us a:h01.clovisusd.k12.ca.us a:h02.clovisusd.k12.ca.us -all
📊 DNS lookups: 7/10
✓ Hard fail (-all) — strict enforcement
DMARC Record
✓ Reject
v=DMARC1; p=reject; rua=mailto:[email protected]; ruf=mailto:[email protected]; rf=afrf; pct=100;
✓ Reject — strongest protection
📋 SPF alignment: Relaxed
· DKIM alignment: Relaxed
📧 Reports → mailto:[email protected]
DKIM Selectors
✓ 2 found
default._domainkey
k1._domainkey
✓ Public key: 392 chars (valid)
✓ DKIM properly configured for selector: default
Checked: google, selector1/2, default, mail, dkim, k1, s1/2, zoho, sendgrid, mxvault, amazonses
All TXT Records
5 records- SPFv=spf1 a:dilbert.clovisusd.k12.ca.us a:dogbert.clovisusd.k12.ca.us a:s1.clovisusd.k12.ca.us a:s2.clovisusd.k12.ca.us a:h0.clovisusd.k12.ca.us a:h01.clovisusd.k12.ca.us a:h02.clovisusd.k12.ca.us -all
- OOqXE3c8iC8RIyt7N9/TS0lz7hUNuE1vEHmlxv1hwQqdHUQJ0WW+APxDuCd3m89lF4BHKYESqUmzLcP3DsZbiw==
- ZOOM_verify_7mgzk_CiRUOUsuuXfJvfkw
- apple-domain-verification=bmBQGvKi4g2oBpr5
- blitz=mu-ca08fe4b-ef166ebb-a32ad48d-143a6088
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