Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
proteahotels.com
Yes
✓ Yes
Outlook
No
No
⚠ Yes
No
No
Checked via [email protected]
· 2026-03-24 21:26:34 UTC · ↺ Refresh
MX Hostnames
- proteahotels-com.mail.protection.outlook.com
MX Priorities
- proteahotels-com.mail.protection.outlook.com: 10
A / AAAA Records
- 3.214.21.245 ↩ ec2-3-214-21-245.compute-1.amazonaws.com
Mail Server IPs
- 52.101.41.24 ↩ mail-sj0pr03cu01600.inbound.protection.outlook.com
- 52.101.41.3 ↩ mail-sj2pr05cu00103.inbound.protection.outlook.com
- 52.101.41.4 ↩ mail-sj2pr05cu00204.inbound.protection.outlook.com
- 40.93.192.4 ↩ mail-dm2pr04cu00404.inbound.protection.outlook.com
SOA Record
Raw SOA
ns-931.awsdns-52.net awsdns-hostmaster.amazon.com 1 7200 900 1209600 86400
Primary NS (mname)
ns-931.awsdns-52.net
Admin Email (rname)
awsdns-hostmaster@amazon.com
Serial
1
Refresh
7200s
Retry
900s
Expire
1209600s
Minimum TTL
86400s
Nameservers (NS)
ns-1432.awsdns-51.org
ns-1633.awsdns-12.co.uk
ns-333.awsdns-41.com
ns-931.awsdns-52.net
SPF Record
✓ Strict (-all)
v=spf1 include:marriott.com include:spf.protection.outlook.com ip4:41.138.70.80/29 ip4:154.66.204.64/29 ip4:41.138.71.176/28 ip4:72.249.21.205 ip4:74.50.59.247 ip4:197.85.184.73 -all
📊 DNS lookups: 2/10
✓ Hard fail (-all) — strict enforcement
DMARC Record
✓ Reject
v=DMARC1; p=reject; pct=100; rua=mailto:[email protected]; ruf=mailto:[email protected];
✓ Reject — strongest protection
📋 SPF alignment: Relaxed
· DKIM alignment: Relaxed
📧 Reports → mailto:[email protected]
DKIM Selectors
✓ 2 found
selector1._domainkey
selector2._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
5 records- docusign=53ef4126-cef6-40f5-90dc-764c04dfdfe3
- tfmVg1InC4ow27FQhNsAW9ufwhbaQfi2rzu3WAY+VAyvmiv0+FXRvCRKv8hAmnmrDG+GpbDrAPOh8Jio7AH9UA==
- SPFv=spf1 include:marriott.com include:spf.protection.outlook.com ip4:41.138.70.80/29 ip4:154.66.204.64/29 ip4:41.138.71.176/28 ip4:72.249.21.205 ip4:74.50.59.247 ip4:197.85.184.73 -all
- MS=ms74826400
- adobe-idp-site-verification=b58a812cb8a67904b7b89c5ba71e21242157d93cc4609f572f4d63398d2f1c95
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