Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
redoakisd.org
Yes
✓ Yes
Barracuda
No
No
⚠ Yes
No
No
Checked via [email protected]
· 2026-03-26 05:58:16 UTC · ↺ Refresh
MX Hostnames
- d132165b.ess.barracudanetworks.com
- d132165a.ess.barracudanetworks.com
MX Priorities
- d132165b.ess.barracudanetworks.com: 20
- d132165a.ess.barracudanetworks.com: 10
A / AAAA Records
- 104.17.71.73 (no PTR)
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
ns-cloud-b1.googledomains.com cloud-dns-hostmaster.google.com 233 21600 3600 259200 300
Primary NS (mname)
ns-cloud-b1.googledomains.com
Admin Email (rname)
cloud-dns-hostmaster@google.com
Serial
233
Refresh
21600s
Retry
3600s
Expire
259200s
Minimum TTL
300s
Nameservers (NS)
ns-cloud-b4.googledomains.com
ns-cloud-b1.googledomains.com
ns-cloud-b3.googledomains.com
ns-cloud-b2.googledomains.com
SPF Record
✓ Strict (-all)
v=spf1 mx ip4:207.235.153.3 ip4:207.235.153.4 ip4:66.195.143.26 ip4:8.12.72.20 include:mailgun.org include:spf.schoolwires.net include:_spf.bbnotify.net include:spf.protection.outlook.com include:spf.ess.barracudanetworks.com -all
📊 DNS lookups: 6/10
✓ Hard fail (-all) — strict enforcement
DMARC Record
✓ Reject
v=DMARC1; p=reject; pct=100; rua=mailto:[email protected]; sp=none; aspf=r;
✓ Reject — strongest protection
📋 SPF alignment: Relaxed
· DKIM alignment: Relaxed
📧 Reports → mailto:[email protected]
↳ Subdomain policy: none
DKIM Selectors
✓ 2 found
s1._domainkey
s2._domainkey
✓ Public key: 392 chars (valid)
✓ DKIM properly configured for selector: s1
Checked: google, selector1/2, default, mail, dkim, k1, s1/2, zoho, sendgrid, mxvault, amazonses
All TXT Records
10 records- apple-domain-verification=UrXAaW7IChMAzqlH
- google-site-verification=vEOrskoEpyCjx9QAjqFXK-5ypfHGj0JPJmL0L6SEVlk
- fa63c2b02648e86f590c41f52d3ec938
- adobe-idp-site-verification=5d763b8fead95ccf05a557ee6012be9785f4fe5ed41e153531bf31c54b6aac3e
- duo_sso_verification=Q73iUADzylIK9nY0iNIn3CL88t9398o6NJORMxX95jguF3VvbnNMihZ1s84bOfGL
- v=msv1 t=3f2d572a4ea518489d014a0dda38ca
- google-site-verification=eJNQ4ym485qYJo4OIxccUIPqWYP30y_hdZUAE0KXbu8
- MS=ms17034532
- SPFv=spf1 mx ip4:207.235.153.3 ip4:207.235.153.4 ip4:66.195.143.26 ip4:8.12.72.20 include:mailgun.org include:spf.schoolwires.net include:_spf.bbnotify.net include:spf.protection.outlook.com include:spf.ess.barracudanetworks.com -all
- apple-domain-verification=HDvFMe4RxrupeMhj
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