Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
tributax.cr
Yes
✓ Yes
Outlook
No
No
⚠ Yes
No
No
Checked via [email protected]
· 2026-03-29 10:06:55 UTC · ↺ Refresh
MX Hostnames
- tributax-cr.mail.protection.outlook.com
MX Priorities
- tributax-cr.mail.protection.outlook.com: 0
A / AAAA Records
- 50.87.140.201 ↩ box2477.bluehost.com
Mail Server IPs
- 52.101.8.44 ↩ mail-dm5pr04cu00104.inbound.protection.outlook.com
- 52.101.10.2 ↩ mail-bn8pr03cu00202.inbound.protection.outlook.com
- 52.101.41.0 ↩ mail-byapr05cu00400.inbound.protection.outlook.com
- 52.101.41.3 ↩ mail-sj2pr05cu00103.inbound.protection.outlook.com
- 2a01:111:f403:f802:: ↩ mail-byapr05cu00400.inbound.protection.outlook.com
- 2a01:111:f403:f90f:: ↩ mail-sa9pr04cu00100.inbound.protection.outlook.com
- 2a01:111:f403:c91d::a ↩ mail-co1pr21cu00202.inbound.protection.outlook.com
- 2a01:111:f403:c946::2 ↩ mail-ch4pr04cu00102.inbound.protection.outlook.com
SOA Record
Raw SOA
ns1.bluehost.com root.box2477.bluehost.com 2023090800 86400 7200 3600000 300
Primary NS (mname)
ns1.bluehost.com
Admin Email (rname)
root@box2477.bluehost.com
Serial
2023090800
Refresh
86400s
Retry
7200s
Expire
3600000s
Minimum TTL
300s
Nameservers (NS)
ns1.bluehost.com
ns2.bluehost.com
SPF Record
✓ Strict (-all)
v=spf1 include:spf.protection.outlook.com -all
📊 DNS lookups: 1/10
✓ Hard fail (-all) — strict enforcement
DMARC Record
✗ MissingNo DMARC record — emails cannot be rejected on auth failure.
DKIM Selectors
✓ 3 found
selector1._domainkey
selector2._domainkey
default._domainkey
✓ DKIM properly configured for selector: selector1
Checked: google, selector1/2, default, mail, dkim, k1, s1/2, zoho, sendgrid, mxvault, amazonses
All TXT Records
3 records- google-site-verification=FdnznuDMvVIUxortrK6BQhPCUSSNCkfAym64DeWPMso
- SPFv=spf1 include:spf.protection.outlook.com -all
- MS=
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