Domain Overview
DNS: ✓ 10d ago
Checker: ✓ 10d ago
zzzprime.com
Disposable
✓ Yes
Unknown
⚠ Yes
No
⚠ Yes
No
No
Checked via [email protected]
· 2026-05-22 23:11:38 UTC · ↺ Refresh
MX Hostnames
- mx5-prod.edatasource.com
- mx4-prod.edatasource.com
- mx3-prod.edatasource.com
MX Priorities
- mx4-prod.edatasource.com: 10
- mx3-prod.edatasource.com: 20
- mx5-prod.edatasource.com: 20
A / AAAA Records
No A/AAAA records found.
Mail Server IPs
- 3.214.30.137 ↩ ec2-3-214-30-137.compute-1.amazonaws.com
SOA Record
Raw SOA
ns-161.awsdns-20.com awsdns-hostmaster.amazon.com 1 7200 900 1209600 86400
Primary NS (mname)
ns-161.awsdns-20.com
Admin Email (rname)
awsdns-hostmaster@amazon.com
Serial
1
Refresh
7200s
Retry
900s
Expire
1209600s
Minimum TTL
86400s
Nameservers (NS)
ns-161.awsdns-20.com
ns-1805.awsdns-33.co.uk
ns-845.awsdns-41.net
ns-1384.awsdns-45.org
SPF Record
✓ Strict (-all)
v=spf1 include:sparkpostmail.com -all
📊 DNS lookups: 1/10
✓ Hard fail (-all) — strict enforcement
DMARC Record
✓ Reject
v=DMARC1; fo=1; p=reject; sp=reject; pct=100; ri=3600; rua=mailto:[email protected]; ruf=mailto:[email protected];
✓ Reject — strongest protection
📋 SPF alignment: Relaxed
· DKIM alignment: Relaxed
📧 Reports → mailto:[email protected]
↳ Subdomain policy: reject
DKIM Selectors
✗ None detectedNo DKIM records found for common selectors — your provider may use a custom selector name.
Checked: google, selector1/2, default, mail, dkim, k1, s1/2, zoho, sendgrid, mxvault, amazonses
All TXT Records
1 record- SPFv=spf1 include:sparkpostmail.com -all
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