Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
cesa.edu.co
Yes
✓ Yes
Outlook
No
No
⚠ Yes
No
No
Did you mean: [email protected]
Checked via [email protected]
· 2026-03-21 05:57:15 UTC · ↺ Refresh
MX Hostnames
- cesa-edu-co.mail.protection.outlook.com
MX Priorities
- cesa-edu-co.mail.protection.outlook.com: 0
A / AAAA Records
- 52.7.38.99 ↩ ec2-52-7-38-99.compute-1.amazonaws.com
Mail Server IPs
- 52.101.8.42 ↩ mail-dm6pr03cu00402.inbound.protection.outlook.com
- 52.101.194.3 ↩ mail-ch1pr04cu00103.inbound.protection.outlook.com
- 52.101.41.58 ↩ mail-sj0pr02cu00102.inbound.protection.outlook.com
- 52.101.41.183 ↩ mail-byapr04cu00307.inbound.protection.outlook.com
- 2a01:111:f403:f804::3 ↩ mail-co1pr03cu00403.inbound.protection.outlook.com
- 2a01:111:f403:c92c::3 ↩ mail-dm5pr04cu00103.inbound.protection.outlook.com
- 2a01:111:f403:c803:: ↩ mail-bn1pr21cu00200.inbound.protection.outlook.com
- 2a01:111:f403:c92c::1 ↩ mail-dm6pr03cu00401.inbound.protection.outlook.com
SOA Record
Raw SOA
ns1-02.azure-dns.com azuredns-hostmaster.microsoft.com 1 3600 300 2419200 300
Primary NS (mname)
ns1-02.azure-dns.com
Admin Email (rname)
azuredns-hostmaster@microsoft.com
Serial
1
Refresh
3600s
Retry
300s
Expire
2419200s
Minimum TTL
300s
Nameservers (NS)
ns2-02.azure-dns.net
ns3-02.azure-dns.org
ns4-02.azure-dns.info
ns1-02.azure-dns.com
SPF Record
✓ Soft Fail (~all)
v=spf1 mx include:spf.protection.outlook.com include:_spf.salesforce.com include:spf.smtp2go.com include:aspmx.pardot.com ~all
📊 DNS lookups: 5/10
~ Soft fail (~all) — moderate enforcement
DMARC Record
✗ p=none
v=DMARC1; p=none; rua=mailto:[email protected]; ruf=mailto:[email protected]; fo=0:1;
⚠ p=none — monitoring only, no enforcement
📋 SPF alignment: Relaxed
· DKIM alignment: Relaxed
📧 Reports → mailto:[email protected]
DKIM Selectors
✓ 6 found
selector1._domainkey
selector2._domainkey
default._domainkey
k1._domainkey
s1._domainkey
s2._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
17 records- google-site-verification=KYbo714GWzMEwJNMu13HRrN356C91l3Gkpz22EOVu4c
- pardot946373=ed5c993d4b9c94468c66cfd7b042856782465a955446d9625be314ef363bdd6b
- ms-domain-verification=d42b0f6d-cb49-4151-b270-13d240fed845
- google-site-verification=-ag-wBRT5R0KsJP3PBSdXK_XHFB4dTn5GbvNQ0mQMhM
- p=MIGfMA0GCSqGSIb3DQEBAQUAA4GNADCBiQKBgQDAdsnTMZ1qmFRB/7q0FlitdhG3KlY6S8oMYUL03gOmLivSn7FHHwU2Qv7NptF/YgAcAW5Wrbi8ygdWGxHles7ht5F4f+yNWddPj19dWtOlX7lenkaeK1paW2GdmR3gs6IDyPjXRYPZsz4SCtC9Ztha/2sl3OKRAeT4pNkEhWo4wwIDAQAB
- Unbounce=359413
- gdv=5b35c23f
- pardot550472=f37ec0692f7c0aa36d132e9ef6959637628df622eff5b8fd5ee8cbbb2a91c634
- google-site-verification=UUWQqeinh_j3Qgvmxng_TobkLS7d5cMRCaouqMQ6Rmw
- MS=ms42958969
- SPFv=spf1 mx include:spf.protection.outlook.com include:_spf.salesforce.com include:spf.smtp2go.com include:aspmx.pardot.com ~all
- apple-domain-verification=XkjJXAGhDr5oO7JS
- notion-domain-verification=L0jwxArHWxfF0ftgIZrSQvFIAf6LC5BfCLmxjRreblU
- google-site-verification=8TY_1I4b7KmfMH_P697_DWMlUopHriged9g3krO90MQ
- google-site-verification=wJoRQkhGuwHU_AXNBbQaxXBmWWKymNcxXyf_y1VTNHE
- openai-domain-verification=dv-psqQJ5Z31VNvvpafnYBuYoIb
- ZOOM_verify_ixw3QZ_lQLK5m_f8_-nrkA
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