Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
performanceatl.com
Yes
✓ Yes
Unknown
No
No
⚠ Yes
No
No
Checked via [email protected]
· 2026-03-27 18:21:35 UTC · ↺ Refresh
MX Hostnames
- west.smtp.mx.exch091.serverdata.net
- east.smtp.mx.exch091.serverdata.net
MX Priorities
- west.smtp.mx.exch091.serverdata.net: 20
- east.smtp.mx.exch091.serverdata.net: 10
A / AAAA Records
- 35.170.111.225 ↩ ec2-35-170-111-225.compute-1.amazonaws.com
Mail Server IPs
- 199.193.206.123 ↩ west.smtp.mx.exch091.serverdata.net
- 64.78.24.70 ↩ east.smtp.mx.exch091.serverdata.net
SOA Record
Raw SOA
ns-542.awsdns-03.net awsdns-hostmaster.amazon.com 1 7200 900 1209600 86400
Primary NS (mname)
ns-542.awsdns-03.net
Admin Email (rname)
awsdns-hostmaster@amazon.com
Serial
1
Refresh
7200s
Retry
900s
Expire
1209600s
Minimum TTL
86400s
Nameservers (NS)
ns-1487.awsdns-57.org
ns-1672.awsdns-17.co.uk
ns-198.awsdns-24.com
ns-542.awsdns-03.net
SPF Record
✓ Soft Fail (~all)
v=spf1 include:spf.intermedia.net ~all
📊 DNS lookups: 1/10
~ Soft fail (~all) — moderate enforcement
DMARC Record
✗ MissingNo DMARC record — emails cannot be rejected on auth failure.
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:spf.intermedia.net ~all
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