Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
mcdonaldair.com
Yes
✓ Yes
Unknown
No
No
⚠ Yes
No
No
Checked via [email protected]
· 2026-03-25 09:51:11 UTC · ↺ Refresh
MX Hostnames
- mx1-us.emailsecurity.app
- mx2-us.emailsecurity.app
MX Priorities
- mx2-us.emailsecurity.app: 10
- mx1-us.emailsecurity.app: 0
A / AAAA Records
- 160.153.0.4 ↩ 4.0.153.160.host.secureserver.net
Mail Server IPs
- 172.212.4.33 ↩ mx1-us.emailsecurity.app
- 40.121.188.167 ↩ mx1-us.emailsecurity.app
SOA Record
Raw SOA
ns43.domaincontrol.com dns.jomax.net 2025042200 28800 7200 604800 600
Primary NS (mname)
ns43.domaincontrol.com
Admin Email (rname)
dns@jomax.net
Serial
2025042200
Refresh
28800s
Retry
7200s
Expire
604800s
Minimum TTL
600s
Nameservers (NS)
ns44.domaincontrol.com
ns43.domaincontrol.com
SPF Record
✓ Strict (-all)
v=spf1 include:spf1.emailsecurity.app -all
📊 DNS lookups: 1/10
✓ Hard fail (-all) — strict enforcement
DMARC Record
✓ Reject
v=DMARC1; p=reject; rua=mailto:[email protected]; ruf=mailto:[email protected]; pct=100
✓ Reject — strongest protection
📋 SPF alignment: Relaxed
· DKIM alignment: Relaxed
📧 Reports → mailto:[email protected]
DKIM Selectors
✓ 2 found
selector1._domainkey
selector2._domainkey
✓ Public key: 216 chars (valid)
✓ DKIM properly configured for selector: selector1
Checked: google, selector1/2, default, mail, dkim, k1, s1/2, zoho, sendgrid, mxvault, amazonses
All TXT Records
5 records- hokan946e96lapvo11b98ed47a
- ca3-2113ec6a90e64f5aa1f589abf0884e95
- SPFv=spf1 include:spf1.emailsecurity.app -all
- MS=ms63116059
- 6ms0abuv1vt7fd3uc2aqsp6c69
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