Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
uac.edu.co
Yes
✓ Yes
Outlook
No
No
⚠ Yes
No
No
Did you mean: [email protected]
Checked via [email protected]
· 2026-03-25 23:29:25 UTC · ↺ Refresh
MX Hostnames
- uac-edu-co.mail.protection.outlook.com
MX Priorities
- uac-edu-co.mail.protection.outlook.com: 0
A / AAAA Records
- 181.49.88.141 ↩ dynamic-ip-1814988141.cable.net.co
Mail Server IPs
- 52.101.10.14 ↩ mail-bn6pr04cu00206.inbound.protection.outlook.com
- 52.101.194.19 ↩ mail-ch5pr02cu00303.inbound.protection.outlook.com
- 52.101.41.56 ↩ mail-sj0pr21cu00100.inbound.protection.outlook.com
- 52.101.42.16 ↩ mail-co1pr05cu00300.inbound.protection.outlook.com
- 2a01:111:f403:c922:: ↩ mail-bl0pr03cu00200.inbound.protection.outlook.com
- 2a01:111:f403:c946::7 ↩ mail-ch5pr02cu00307.inbound.protection.outlook.com
- 2a01:111:f403:f909:: ↩ mail-bn6pr04cu00200.inbound.protection.outlook.com
- 2a01:111:f403:f902:: ↩ mail-bl2pr04cu00100.inbound.protection.outlook.com
SOA Record
Raw SOA
ns-915.awsdns-50.net awsdns-hostmaster.amazon.com 2 7200 900 1209600 86400
Primary NS (mname)
ns-915.awsdns-50.net
Admin Email (rname)
awsdns-hostmaster@amazon.com
Serial
2
Refresh
7200s
Retry
900s
Expire
1209600s
Minimum TTL
86400s
Nameservers (NS)
ns-1138.awsdns-14.org
ns-161.awsdns-20.com
ns-1850-awsdsn-39.co.uk
ns-915.awsdns-50.net
SPF Record
✓ Soft Fail (~all)
v=spf1 include:spf.protection.outlook.com include:spf.sendinblue.com mx ~all
📊 DNS lookups: 3/10
~ Soft fail (~all) — moderate enforcement
DMARC Record
✓ Reject
v=DMARC1; p=reject; pct=100; rua=mailto:[email protected],mailto:[email protected]; ruf=mailto:[email protected];
✓ Reject — strongest protection
📋 SPF alignment: Relaxed
· DKIM alignment: Relaxed
📧 Reports → mailto:[email protected],mailto:[email protected]
DKIM Selectors
✓ 3 found
selector1._domainkey
selector2._domainkey
mail._domainkey
✓ Public key: 216 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- google-site-verification=a9GQxELIppq6AutaUPemn-uLzVoki5eFy0TxF8x6DG0
- SPFv=spf1 include:spf.protection.outlook.com include:spf.sendinblue.com mx ~all
- MS=ms61665807
- Sendinblue-code:7779102320946e953744620a2c4415f1
- bc3qc4thqmme0pk4f6d6olla95
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