Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
gruposervica.com
Yes
✓ Yes
Outlook
No
No
⚠ Yes
No
No
Checked via [email protected]
· 2026-03-20 21:50:39 UTC · ↺ Refresh
MX Hostnames
- gruposervica-com.mail.protection.outlook.com
MX Priorities
- gruposervica-com.mail.protection.outlook.com: 10
A / AAAA Records
- 131.108.37.214 (no PTR)
Mail Server IPs
- 52.101.9.12 ↩ mail-bl0pr05cu00504.inbound.protection.outlook.com
- 52.101.40.1 ↩ mail-cy4pr03cu00101.inbound.protection.outlook.com
- 52.101.11.17 ↩ mail-sn1pr0501cu00301.inbound.protection.outlook.com
- 52.101.41.21 ↩ mail-sj2pr05cu00305.inbound.protection.outlook.com
- 2a01:111:f403:c902::2 ↩ mail-sj0pr03cu01602.inbound.protection.outlook.com
- 2a01:111:f403:c903::3 ↩ mail-mw2pr02cu00503.inbound.protection.outlook.com
- 2a01:111:f403:c91d::b ↩ mail-mw2pr02cu00603.inbound.protection.outlook.com
- 2a01:111:f403:f905::4 ↩ mail-dm2pr04cu00404.inbound.protection.outlook.com
SOA Record
Raw SOA
ns10.sitek.cr soporte.sitek.cr 2015121574 1800 600 1728000 3600
Primary NS (mname)
ns10.sitek.cr
Admin Email (rname)
soporte@sitek.cr
Serial
2015121574
Refresh
1800s
Retry
600s
Expire
1728000s
Minimum TTL
3600s
Nameservers (NS)
ns10.sitek.cr
ns8.sitek.cr
ns5.sitek.cr
SPF Record
✓ Soft Fail (~all)
v=spf1 include:spf.protection.outlook.com ~all
📊 DNS lookups: 1/10
~ Soft fail (~all) — moderate enforcement
DMARC Record
✓ Reject
v=DMARC1; p=reject; rua=mailto:[email protected]; ruf=mailto:[email protected]; fo=1; pct=50; adkim=r; aspf=r; sp=reject
✓ Reject — strongest protection
📋 SPF alignment: Relaxed
· DKIM alignment: Relaxed
📧 Reports → mailto:[email protected]
↳ Subdomain policy: reject
⚠ Policy applies to 50% of failing messages only
DKIM Selectors
✓ 2 found
selector1._domainkey
selector2._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- SPFv=spf1 include:spf.protection.outlook.com ~all
- MS=ms66941908
- sophos-domain-verification=9e1f9fce50e5c1867dc13161149e07fcc0c58edba4519a5354d5a3f62c6244dc
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