sutel.go.cr

Valid Email Server
Domain Lookup › sutel.go.cr

Domain Overview

DNS: ✓ 2mo ago Checker: ✓ 2mo ago
sutel.go.cr
Yes
✓ Yes
Outlook
No
No
⚠ Yes
No
No
Did you mean: [email protected]

Checked via [email protected] · 2026-03-24 05:31:45 UTC · ↺ Refresh

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MX Hostnames

  • sutel-go-cr.mail.protection.outlook.com

MX Priorities

  • sutel-go-cr.mail.protection.outlook.com: 10

A / AAAA Records

  • 190.171.43.227 (no PTR)

Mail Server IPs

  • 52.101.40.4 ↩ mail-cy5pr03cu00204.inbound.protection.outlook.com
  • 52.101.10.18 ↩ mail-bn8pr05cu00302.inbound.protection.outlook.com
  • 52.101.10.12 ↩ mail-bn1pr21cu00204.inbound.protection.outlook.com
  • 52.101.8.46 ↩ mail-dm6pr05cu00406.inbound.protection.outlook.com
  • 2a01:111:f403:c92c::1 ↩ mail-dm6pr03cu00401.inbound.protection.outlook.com
  • 2a01:111:f403:c902::3 ↩ mail-sj0pr03cu01703.inbound.protection.outlook.com
  • 2a01:111:f403:c936:: ↩ mail-cy1pr05cu00400.inbound.protection.outlook.com
  • 2a01:111:f403:c803:: ↩ mail-bn1pr21cu00200.inbound.protection.outlook.com

SOA Record

Raw SOA duke.ns.cloudflare.com dns.cloudflare.com 2399693906 10000 2400 604800 1800
Primary NS (mname)
duke.ns.cloudflare.com
Admin Email (rname)
dns@cloudflare.com
Serial
2399693906
Refresh
10000s
Retry
2400s
Expire
604800s
Minimum TTL
1800s

Nameservers (NS)

duke.ns.cloudflare.com
gail.ns.cloudflare.com

SPF Record

✓ Strict (-all)
v=spf1 include:spf.protection.outlook.com -all
📊 DNS lookups: 1/10
✓ Hard fail (-all) — strict enforcement

DMARC Record

✓ Reject
v=DMARC1; p=reject; rua=mailto:[email protected]; ruf=mailto:[email protected]; sp=reject; fo=1; pct=100; adkim=s; aspf=s
✓ Reject — strongest protection
📋 SPF alignment: Strict · DKIM alignment: Strict
📧 Reports → mailto:[email protected]
↳ Subdomain policy: reject

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
  • dBQF8/KQIcqMkK9LAFSAMorks27VllU8Gm9J9y7FOoY=
  • SPFv=spf1 include:spf.protection.outlook.com -all
  • HMQcM4NUtrs+HoaWpw7BrIgJbyskYJYOSIsOldm3cNg=
  • UMP3c6PA+1MVkYeOUo4fIiTVxUHTBdOVC5mMVYK0yAE=
  • _globalsign-domain-verification=PtsWVITWCPGRDPvH5EUzvU1nRE-BjbNULswCRHxf0K
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