Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
usbcali.edu.co
Yes
✓ Yes
Outlook
No
No
⚠ Yes
No
No
Did you mean: [email protected]
Checked via [email protected]
· 2026-04-03 17:51:16 UTC · ↺ Refresh
MX Hostnames
- usbcali-edu-co.mail.protection.outlook.com
MX Priorities
- usbcali-edu-co.mail.protection.outlook.com: 0
A / AAAA Records
- 167.17.132.24 (no PTR)
Mail Server IPs
- 52.101.8.34 ↩ mail-dm2pr04cu00102.inbound.protection.outlook.com
- 52.101.50.13 ↩ mail-mw2pr02cu00605.inbound.protection.outlook.com
- 52.101.40.4 ↩ mail-cy5pr03cu00204.inbound.protection.outlook.com
- 52.101.40.0 ↩ mail-cy5pr03cu00300.inbound.protection.outlook.com
- 2a01:111:f403:c902::6 ↩ mail-sj0pr21cu00106.inbound.protection.outlook.com
- 2a01:111:f403:c946::3 ↩ mail-ch0pr04cu00603.inbound.protection.outlook.com
- 2a01:111:f403:f913:: ↩ mail-cy1pr03cu00100.inbound.protection.outlook.com
- 2a01:111:f403:c927::1 ↩ mail-bn8pr05cu00301.inbound.protection.outlook.com
SOA Record
Raw SOA
ns-360.awsdns-45.com awsdns-hostmaster.amazon.com 1 7200 900 1209600 86400
Primary NS (mname)
ns-360.awsdns-45.com
Admin Email (rname)
awsdns-hostmaster@amazon.com
Serial
1
Refresh
7200s
Retry
900s
Expire
1209600s
Minimum TTL
86400s
Nameservers (NS)
ns-1165.awsdns-17.org
ns-1999.awsdns-57.co.uk
ns-360.awsdns-45.com
ns-519.awsdns-00.net
SPF Record
✓ Soft Fail (~all)
v=spf1 include:spf.protection.outlook.com ip4:45.5.172.5 ip4:208.91.114.151 ip4:160.34.15.21 ip4:160.34.15.19 ip4:160.34.15.20 ip4:160.34.15.18 include:spfa.cpmails.com include:_spf.salesforce.com include:spf_c.oraclecloud.com -all
📊 DNS lookups: 4/10
DMARC Record
✓ Reject
v=DMARC1; p=reject; rua=mailto:[email protected]; ruf=mailto:[email protected]; pct=100;
✓ Reject — strongest protection
📋 SPF alignment: Relaxed
· DKIM alignment: Relaxed
📧 Reports → mailto:[email protected]
DKIM Selectors
✓ 3 found
selector1._domainkey
selector2._domainkey
mail._domainkey
✓ DKIM properly configured for selector: selector1
Checked: google, selector1/2, default, mail, dkim, k1, s1/2, zoho, sendgrid, mxvault, amazonses
All TXT Records
14 records- _globalsign-domain-verification=aTx_-3qiUP-seF4U7Ls99L50nwtXLfGAKLUarnhTky
- apple-domain-verification=ieAXgDEdTmrpfRH2
- cisco-ci-domain-verification=681244db99ae32afdf0d1fc414c2f8c27768b079ec231ad5d0aaef6d8ac24983
- d365mktkey=TNgpRjmF4GdSKLPyESWt197uqmRaThiuKeykJ0yOcPYx
- d365mktkey=f4QoyvwxdcTnpRighICHbdxSphoaiZclz6xEKRga4eEx
- facebook-domain-verification=4axqipx3cth3d1wlkl0530n4csdlwc
- google-site-verification=XLMdIjVCUnuIRraXQndIjB2w93bIV3uv9LY0ISb5wm4
- hck3wybkmltjmw66wjz0m9tylp6pptdf
- nYzI3l8eL5v9jf9KBKq2cN3XWlIk4oGtaoAp6YjfKmV8HRx5LOi2l2C6Pbg9bWYgejGfN5ixVTfv1Pkl+e8sCg== ...
- DMARCv=DMARC1; p=none
- v=msv1 t=457780b424484d8390acc25170afc9
- SPFv=spf1 include:spf.protection.outlook.com ip4:45.5.172.5 ip4:208.91.114.151 ip4:160.34.15.21 ip4:160.34.15.19 ip4:160.34.15.20 ip4:160.34.15.18 include:spfa.cpmails.com include:_spf.salesforce.com include:spf_c.oraclecloud.com -all
- MS=ms68829636
- ReleaseWLIDNamespace=true
Full email verification for usbcali.edu.co
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