Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
unicesar.edu.co
Yes
✓ Yes
Outlook
No
No
⚠ Yes
No
No
Checked via [email protected]
· 2026-03-24 15:06:36 UTC · ↺ Refresh
MX Hostnames
- unicesar-edu-co.mail.protection.outlook.com
MX Priorities
- unicesar-edu-co.mail.protection.outlook.com: 10
A / AAAA Records
- 168.197.71.161 ↩ host161.co-toc.cwc.com
Mail Server IPs
- 52.101.11.9 ↩ mail-sn1pr02cu00101.inbound.protection.outlook.com
- 52.101.9.5 ↩ mail-mn2pr04cu00205.inbound.protection.outlook.com
- 52.101.9.14 ↩ mail-bl0pr03cu00206.inbound.protection.outlook.com
- 52.101.40.1 ↩ mail-cy4pr03cu00101.inbound.protection.outlook.com
- 2a01:111:f403:f90d::1 ↩ mail-sn1pr0501cu00301.inbound.protection.outlook.com
- 2a01:111:f403:f902::2 ↩ mail-mn2pr02cu00202.inbound.protection.outlook.com
- 2a01:111:f403:c92c::1 ↩ mail-dm6pr03cu00401.inbound.protection.outlook.com
- 2a01:111:f403:f901:: ↩ mail-mn2pr04cu00200.inbound.protection.outlook.com
SOA Record
Raw SOA
pns21.cloudns.net support.cloudns.net 2026031601 7200 1800 1209600 60
Primary NS (mname)
pns21.cloudns.net
Admin Email (rname)
support@cloudns.net
Serial
2026031601
Refresh
7200s
Retry
1800s
Expire
1209600s
Minimum TTL
60s
Nameservers (NS)
pns23.cloudns.net
pns24.cloudns.net
pns21.cloudns.net
pns22.cloudns.net
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;pct=100;rua=mailto:[email protected];ruf=mailto:[email protected];ri=86400;fo=1;
✓ Reject — strongest protection
📋 SPF alignment: Relaxed
· DKIM alignment: Relaxed
📧 Reports → mailto:[email protected]
DKIM Selectors
✓ 3 found
google._domainkey
selector1._domainkey
selector2._domainkey
✓ Public key: 392 chars (valid)
✓ DKIM properly configured for selector: google
Checked: google, selector1/2, default, mail, dkim, k1, s1/2, zoho, sendgrid, mxvault, amazonses
All TXT Records
7 records- hp04h9pcs6zrg6g3kv3sx4hz7pm6f8j9
- SPFv=spf1 include:spf.protection.outlook.com ~all
- sophos-domain-verification=d7da6352cb678e585b4f1a99ede4e601ea146dde1cfdd055f834a5aeace53418
- MS=4DF902F2D7DCD111AC2677CE544795A0E397ED70
- google-site-verification=aFWRsBLCpqM8cUtAcy2Vpl5YziHY29jIMRpll_M6Kiw
- openai-domain-verification=dv-knGqunmFeqj1FHjUo2Q9dPYS
- zeroThreat=SzTVTnYgeqvlchYuMkBWtRxVmmiGmmlqMRT
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