Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
trumarkco.com
Yes
✓ Yes
Outlook
No
No
⚠ Yes
No
No
Checked via [email protected]
· 2026-03-18 02:35:25 UTC · ↺ Refresh
MX Hostnames
- trumarkco-com.mail.protection.outlook.com
MX Priorities
- trumarkco-com.mail.protection.outlook.com: 10
A / AAAA Records
- 151.101.1.91 (no PTR)
- 151.101.65.91 (no PTR)
- 151.101.129.91
- 151.101.193.91
Mail Server IPs
- 52.101.11.19 ↩ mail-sa9pr04cu00203.inbound.protection.outlook.com
- 52.101.42.18 ↩ mail-co1pr03cu00302.inbound.protection.outlook.com
- 52.101.41.4 ↩ mail-sj2pr05cu00204.inbound.protection.outlook.com
- 52.101.8.51 ↩ mail-dm1pr04cu00203.inbound.protection.outlook.com
- 2a01:111:f403:f90c:: ↩ mail-sn1pr03cu00100.inbound.protection.outlook.com
- 2a01:111:f403:c801::1 ↩ mail-sn1pr0501cu00101.inbound.protection.outlook.com
- 2a01:111:f403:f90f::1 ↩ mail-sa9pr04cu00201.inbound.protection.outlook.com
- 2a01:111:f403:f902::2 ↩ mail-mn2pr02cu00202.inbound.protection.outlook.com
SOA Record
Raw SOA
lennox.ns.cloudflare.com dns.cloudflare.com 2399188771 10000 2400 604800 1800
Primary NS (mname)
lennox.ns.cloudflare.com
Admin Email (rname)
dns@cloudflare.com
Serial
2399188771
Refresh
10000s
Retry
2400s
Expire
604800s
Minimum TTL
1800s
Nameservers (NS)
lennox.ns.cloudflare.com
mckinley.ns.cloudflare.com
SPF Record
✓ Strict (-all)
v=spf1 include:spf.constantcontact.com include:spf.protection.outlook.com include:spf.smtp2go.com include:mailgun.org include:mail.zendesk.com include:48150754.spf01.hubspotemail.net -all
📊 DNS lookups: 6/10
✓ Hard fail (-all) — strict enforcement
DMARC Record
✓ Reject
v=DMARC1; p=reject; rua=mailto:[email protected]; ruf=mailto:[email protected]; sp=reject; pct=100; fo=1;
✓ Reject — strongest protection
📋 SPF alignment: Relaxed
· DKIM alignment: Relaxed
📧 Reports → mailto:[email protected]
↳ Subdomain policy: reject
DKIM Selectors
✓ 4 found
selector1._domainkey
selector2._domainkey
s1._domainkey
s2._domainkey
✓ Public key: 392 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
9 records- apple-domain-verification=tnXQYdNQMOgIDVNc
- autodesk-domain-verification=SQmSYf7bJ7E2-9jZXz-V
- canva-site-verification=z7grx3Mq-TQ5dJC83WQzIw
- google-gws-recovery-domain-verification=68869383
- google-site-verification=ZVTB0nuEHysrtessDNRFKq8QSjmTuecOAfSXsgs24tg
- r6q3ufpqehr5ii6c3kqc0pkc38
- se7pvluijjr0ql4tg4qu5is9k8
- SPFv=spf1 include:spf.constantcontact.com include:spf.protection.outlook.com include:spf.smtp2go.com include:mailgun.org include:mail.zendesk.com include:48150754.spf01.hubspotemail.net -all
- MS=ms29384367
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