Domain Overview
DNS: ✓ just now
Checker: ✓ just now
assemblypros.com
Yes
✓ Yes
Mailgun
No
No
⚠ Yes
No
No
Checked via [email protected]
· 2026-06-03 10:29:57 UTC · ↺ Refresh
MX Hostnames
- mxa.mailgun.org
- mxb.mailgun.org
MX Priorities
- mxb.mailgun.org: 10
- mxa.mailgun.org: 10
A / AAAA Records
- 35.158.87.123 ↩ ec2-35-158-87-123.eu-central-1.compute.amazonaws.com
Mail Server IPs
- 34.149.254.5 ↩ 5.254.149.34.bc.googleusercontent.com
SOA Record
Raw SOA
ns01.domaincontrol.com dns.jomax.net 2025020800 28800 7200 604800 600
Primary NS (mname)
ns01.domaincontrol.com
Admin Email (rname)
dns@jomax.net
Serial
2025020800
Refresh
28800s
Retry
7200s
Expire
604800s
Minimum TTL
600s
Nameservers (NS)
ns02.domaincontrol.com
ns01.domaincontrol.com
SPF Record
✓ Soft Fail (~all)
v=spf1 include:mailgun.org ~all
📊 DNS lookups: 1/10
~ Soft fail (~all) — moderate enforcement
DMARC Record
✗ MissingNo DMARC record — emails cannot be rejected on auth failure.
DKIM Selectors
✓ 1 found
k1._domainkey
✓ Public key: 392 chars (valid)
✓ DKIM properly configured for selector: k1
Checked: google, selector1/2, default, mail, dkim, k1, s1/2, zoho, sendgrid, mxvault, amazonses
All TXT Records
2 records- google-site-verification=XJWpgwrSJRfUeWEYjtz23vhNHPwm4UKD3J0GUrk491Y
- SPFv=spf1 include:mailgun.org ~all
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