Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
coopermcmanus.com
Yes
✓ Yes
Unknown
No
No
⚠ Yes
No
No
Checked via [email protected]
· 2026-03-18 11:46:53 UTC · ↺ Refresh
MX Hostnames
- mx-01-us-east-2.prod.hydra.sophos.com
- mx-02-us-east-2.prod.hydra.sophos.com
MX Priorities
- mx-02-us-east-2.prod.hydra.sophos.com: 1
- mx-01-us-east-2.prod.hydra.sophos.com: 0
A / AAAA Records
- 54.85.200.131 ↩ ec2-54-85-200-131.compute-1.amazonaws.com
- 54.164.9.107 ↩ ec2-54-164-9-107.compute-1.amazonaws.com
Mail Server IPs
- 3.135.48.136 ↩ ec2-3-135-48-136.us-east-2.compute.amazonaws.com
- 18.218.105.173 ↩ ec2-18-218-105-173.us-east-2.compute.amazonaws.com
- 18.189.107.171 ↩ ec2-18-189-107-171.us-east-2.compute.amazonaws.com
SOA Record
Raw SOA
ns51.domaincontrol.com dns.jomax.net 2026030600 28800 7200 604800 600
Primary NS (mname)
ns51.domaincontrol.com
Admin Email (rname)
dns@jomax.net
Serial
2026030600
Refresh
28800s
Retry
7200s
Expire
604800s
Minimum TTL
600s
Nameservers (NS)
ns52.domaincontrol.com
ns51.domaincontrol.com
SPF Record
✓ Strict (-all)
v=spf1 include:_spf_useast2.prod.hydra.sophos.com include:spf.protection.outlook.com include:spf.smarsh.com include:_spf.salesforce.com -all
📊 DNS lookups: 4/10
✓ Hard fail (-all) — strict 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
3 records- sophos-domain-verification=79379e1387dbf1eb3c4d7ad47f16919dfb7d90a8
- v=verifydomain MS=8979966
- SPFv=spf1 include:_spf_useast2.prod.hydra.sophos.com include:spf.protection.outlook.com include:spf.smarsh.com include:_spf.salesforce.com -all
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