Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
desyfin.fi.cr
Yes
✓ Yes
Outlook
No
No
⚠ Yes
No
No
Did you mean: [email protected]
Checked via [email protected]
· 2026-04-04 12:39:04 UTC · ↺ Refresh
MX Hostnames
- desyfin-fi-cr.mail.protection.outlook.com
MX Priorities
- desyfin-fi-cr.mail.protection.outlook.com: 0
A / AAAA Records
- 198.136.61.82 ↩ 198-136-61-82.static.hostdime.com
Mail Server IPs
- 52.101.50.10 ↩ mail-mw2pr02cu00502.inbound.protection.outlook.com
- 52.101.11.2 ↩ mail-sn1pr03cu00102.inbound.protection.outlook.com
- 52.101.40.6 ↩ mail-cy1pr03cu00106.inbound.protection.outlook.com
- 52.101.9.0 ↩ mail-bl2pr02cu00100.inbound.protection.outlook.com
- 2a01:111:f403:c931::1 ↩ mail-sa9pr03cu00201.inbound.protection.outlook.com
- 2a01:111:f403:c902:: ↩ mail-sj2pr05cu00300.inbound.protection.outlook.com
- 2a01:111:f403:c927:: ↩ mail-bn6pr21cu00500.inbound.protection.outlook.com
- 2a01:111:f403:c802:: ↩ mail-cy4pr03cu00100.inbound.protection.outlook.com
SOA Record
Raw SOA
ns1.reseller-224.mco2.hostdime.com root.reseller-224.mco2.hostdime.com 2026030801 3600 1800 1209600 86400
Primary NS (mname)
ns1.reseller-224.mco2.hostdime.com
Admin Email (rname)
root@reseller-224.mco2.hostdime.com
Serial
2026030801
Refresh
3600s
Retry
1800s
Expire
1209600s
Minimum TTL
86400s
Nameservers (NS)
ns1.reseller-224.mco2.hostdime.com
ns2.reseller-224.mco2.hostdime.com
SPF Record
✓ Strict (-all)
v=spf1 +a +mx +ip4:198.136.61.188 +ip4:198.136.61.82 +ip4:186.32.4.212 +ip4:186.177.71.6 +ip4:186.177.99.206 +ip4:186.177.71.34 +ip4:186.177.78.22 +ip4:186.177.71.10 +include:spf.protection.outlook.com -all
📊 DNS lookups: 3/10
✓ 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
4 records- h5cishkos6v8uk6kdj798kpn3p_globalsign-domain-verification=bChfzHv9z_iMDMrxZjHcHl76RCQpn8XlYuzyVv4FQW
- 0w3+kFxnic9RRRGosAcVOU2zBoS5xI3M6+99rUdS4Bo=
- wwbxk8xbp49zdw0l988s4plg16qhp4wm
- SPFv=spf1 +a +mx +ip4:198.136.61.188 +ip4:198.136.61.82 +ip4:186.32.4.212 +ip4:186.177.71.6 +ip4:186.177.99.206 +ip4:186.177.71.34 +ip4:186.177.78.22 +ip4:186.177.71.10 +include:spf.protection.outlook.com -all
Free · No signup required
Add email validation to your forms
Block disposable emails, validate MX records, detect role accounts — unlimited, forever free.
<script src="https://check.verifyswift.com/"></script>
One line of code · Works on any site
See demo & docs
Deep verification
Full email verification for desyfin.fi.cr
SMTP handshake, catch-all detection, custom validation rules, actual deliverability tests, and more.
No credit card required
Get 1,000 Free Credits