Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
cyberfuel.com
Yes
✓ Yes
Unknown
No
No
⚠ Yes
No
No
Did you mean: [email protected]
Checked via [email protected]
· 2026-03-30 09:21:29 UTC · ↺ Refresh
MX Hostnames
- spamfilter.cyberfuel.com
- spamfilter-cluster.cyberfuel.com
MX Priorities
- spamfilter-cluster.cyberfuel.com: 10
- spamfilter.cyberfuel.com: 10
A / AAAA Records
- 190.0.230.87 ↩ new.cyberfuel.com
Mail Server IPs
- 190.0.226.22 ↩ spamfilter-cluster.cyberfuel.com
- 2803:7a80:9494:a:190::226:22 ↩ spamfilter-cluster.cyberfuel.com
- 190.0.226.23 ↩ spamfilter2.cyberfuel.com
- 2803:7a80:9494:a:190::226:23 ↩ spamfilter.cyberfuel.com
SOA Record
Raw SOA
ns1.cyberfuel.com support.cyberfuel.com 2026032902 1200 600 1209600 3600
Primary NS (mname)
ns1.cyberfuel.com
Admin Email (rname)
support@cyberfuel.com
Serial
2026032902
Refresh
1200s
Retry
600s
Expire
1209600s
Minimum TTL
3600s
Nameservers (NS)
dns2.cyberfuel.com
ns1.cyberfuel.com
ns2.cyberfuel.com
dns1.cyberfuel.com
SPF Record
✓ Soft Fail (~all)
v=spf1 mx a ip4:199.184.169.2 a:psc.cyberfuel.com include:spfip4.cyberfuel.com include:sendgrid.net ~all
📊 DNS lookups: 5/10
~ Soft fail (~all) — moderate enforcement
DMARC Record
✗ p=none
v=DMARC1; p=none; sp=none; rua=mailto:[email protected]; adkim=r; aspf=r;
⚠ p=none — monitoring only, no enforcement
📋 SPF alignment: Relaxed
· DKIM alignment: Relaxed
📧 Reports → mailto:[email protected]
↳ Subdomain policy: none
DKIM Selectors
✓ 3 found
default._domainkey
s1._domainkey
s2._domainkey
✓ Public key: 216 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
3 records- google-site-verification=bCgUFyDjktGBJeHIn7_Ve3SeG7wtiX-nODLLDPXvOH0
- SPFv=spf1 mx a ip4:199.184.169.2 a:psc.cyberfuel.com include:spfip4.cyberfuel.com include:sendgrid.net ~all
- google-site-verification=zsGDdnOY6vd6Nq61dCcNm6qaRG9n75dcvvT34Noid7Y
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