Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
mactrailer.com
Yes
✓ Yes
Outlook
No
No
⚠ Yes
No
No
Checked via [email protected]
· 2026-03-18 04:48:27 UTC · ↺ Refresh
MX Hostnames
- mactrailer-com.mail.protection.outlook.com
MX Priorities
- mactrailer-com.mail.protection.outlook.com: 10
A / AAAA Records
- 199.60.103.32 (no PTR)
- 199.60.103.132 (no PTR)
Mail Server IPs
- 52.101.41.56 ↩ mail-sj0pr21cu00100.inbound.protection.outlook.com
- 52.101.11.19 ↩ mail-sa9pr04cu00203.inbound.protection.outlook.com
- 52.101.41.4 ↩ mail-sj2pr05cu00204.inbound.protection.outlook.com
- 52.101.40.4 ↩ mail-cy5pr03cu00204.inbound.protection.outlook.com
- 2a01:111:f403:c92c::4 ↩ mail-dm6pr05cu00404.inbound.protection.outlook.com
- 2a01:111:f403:f90a:: ↩ mail-bn6pr02cu00300.inbound.protection.outlook.com
- 2a01:111:f403:c92c::1 ↩ mail-dm6pr03cu00401.inbound.protection.outlook.com
- 2a01:111:f403:c922::1 ↩ mail-bl0pr05cu00501.inbound.protection.outlook.com
SOA Record
Raw SOA
ns45.worldnic.com namehost.worldnic.com 126012712 10800 3600 604800 3600
Primary NS (mname)
ns45.worldnic.com
Admin Email (rname)
namehost@worldnic.com
Serial
126012712
Refresh
10800s
Retry
3600s
Expire
604800s
Minimum TTL
3600s
Nameservers (NS)
ns45.worldnic.com
ns46.worldnic.com
SPF Record
✓ Soft Fail (~all)
v=spf1 ip4:24.153.174.205 include:spf.protection.outlook.com include:_spf.ultipro.com include:_spf01.mykronos.com ~all
📊 DNS lookups: 3/10
~ Soft fail (~all) — moderate enforcement
DMARC Record
✗ p=none
v=DMARC1; p=none; rua=mailto:[email protected]; ruf=mailto:[email protected]; fo=1:d:s
⚠ p=none — monitoring only, no enforcement
📋 SPF alignment: Relaxed
· DKIM alignment: Relaxed
📧 Reports → mailto:[email protected]
DKIM Selectors
✓ 2 found
selector1._domainkey
selector2._domainkey
✓ 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- MS=ms14869328
- SPFv=spf1 ip4:24.153.174.205 include:spf.protection.outlook.com include:_spf.ultipro.com include:_spf01.mykronos.com ~all
- knowbe4-site-verification=dd097c7d37d4a434ec03738e6e6e557a
- un23qnvce81frg7neg3ks456ua
- openai-domain-verification=dv-mQqD6zQGPtVSoSrYNW48bMiK
Full email verification for mactrailer.com
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