Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
utb.edu.co
Yes
✓ Yes
Outlook
No
No
⚠ Yes
No
No
Did you mean: [email protected]
Checked via [email protected]
· 2026-03-31 08:51:54 UTC · ↺ Refresh
MX Hostnames
- utb-edu-co.mail.protection.outlook.com
MX Priorities
- utb-edu-co.mail.protection.outlook.com: 0
A / AAAA Records
- 141.148.182.80 (no PTR)
Mail Server IPs
- 52.101.42.16 ↩ mail-co1pr05cu00300.inbound.protection.outlook.com
- 52.101.10.6 ↩ mail-bn1pr21cu00106.inbound.protection.outlook.com
- 52.101.11.2 ↩ mail-sn1pr03cu00102.inbound.protection.outlook.com
- 52.101.41.21 ↩ mail-sj2pr05cu00305.inbound.protection.outlook.com
- 2a01:111:f403:f902:: ↩ mail-bl2pr04cu00100.inbound.protection.outlook.com
- 2a01:111:f403:f90a::1 ↩ mail-bn8pr03cu00201.inbound.protection.outlook.com
- 2a01:111:f403:f804::3 ↩ mail-co1pr03cu00403.inbound.protection.outlook.com
- 2a01:111:f403:f908:: ↩ mail-bn1pr21cu00100.inbound.protection.outlook.com
SOA Record
Raw SOA
ns1.bdm.microsoftonline.com azuredns-hostmaster.microsoft.com 1 3600 300 2419200 300
Primary NS (mname)
ns1.bdm.microsoftonline.com
Admin Email (rname)
azuredns-hostmaster@microsoft.com
Serial
1
Refresh
3600s
Retry
300s
Expire
2419200s
Minimum TTL
300s
Nameservers (NS)
ns2.bdm.microsoftonline.com
ns3.bdm.microsoftonline.com
ns4.bdm.microsoftonline.com
ns1.bdm.microsoftonline.com
SPF Record
✓ Soft Fail (~all)
v=spf1 ip4:190.60.10.198 ip4:190.131.201.130 ip4:65.21.138.0/24 include:spf.protection.outlook.com include:_spf.google.com include:8919920.spf07.hubspotemail.net include:rp.oracleemaildelivery.com include:ap.rp.oracleemaildelivery.com include:eu.rp.oracleemaildelivery.com ~all
📊 DNS lookups: 6/10
~ Soft fail (~all) — moderate enforcement
DMARC Record
~ Quarantine
v=DMARC1; p=quarantine; sp=quarantine; pct=100; rua=mailto:[email protected]; ruf=mailto:[email protected]; ri=86400; fo=1;
~ Quarantine — good protection (failing mail goes to spam)
📋 SPF alignment: Relaxed
· DKIM alignment: Relaxed
📧 Reports → mailto:[email protected]
↳ Subdomain policy: quarantine
DKIM Selectors
✓ 6 found
google._domainkey
selector1._domainkey
selector2._domainkey
mail._domainkey
s1._domainkey
s2._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
26 records- b1gmn5rsm7l92l7uec2e401tp
- 3pu0msrg205efukdnusuigd0rp
- www-utb-edu-co.o.waas.oci.oraclecloud.net
- 1luotqomhit2i21udgd1ansu4e
- google-site-verification=JgU-iwqaibLzbfi2GydoIsut2xl3aP3v5cSNuG2GLbw
- hopttii075pu54lucjj7h63t4j
- n2pocm2mttihg7gocuk24s5h1j
- ZOOM_verify_86P6_793Rd2whIa2fggxWg
- iqlh5mcppoq86n4trcuv85v0qu
- apple-domain-verification=VWOgMu49aOYqlZXA
- b02267gbil2laibg0rd8cf3ll0
- SPFv=spf1 ip4:190.60.10.198 ip4:190.131.201.130 ip4:65.21.138.0/24 include:spf.protection.outlook.com include:_spf.google.com include:8919920.spf07.hubspotemail.net include:rp.oracleemaildelivery.com include:ap.rp.oracleemaildelivery.com include:eu.rp.oracleemaildelivery.com ~all
- benq-domain-verification=eyJpdiI6Iit1c0ZZUVRUVW51V1ovYXE0R0tLWHc9PSIsInZhbHVlIjoiRHNJN2pwUnhram0yWUlDKzFlbzBtd3dzbGx3YVhEWnlaR1B0blRxYm5oTT0iLCJtYWMiOiJjNjM4M2JjNzllYzdlZjFkZWFjMTA1MWM5M2U0YTVmNTgzOGY1ZjNjMWY2Mzg3OWJjYzM1YjhiMGNiMTlhNTc2IiwidGFnIjoiIn0=
- f82o8f7tqb48l9vgqk19154tli
- h54tti6cghokim42antlungcvr
- google-site-verification=FM3N1n1utctdBOJgBL636jo_Xm7UYlCjLaXpjPljczA
- brevo-code:5b15b716f419039c1d521ba9a5f77c4d
- bpcq4gdebvv7g78c4ob763khp4
- cisco-ci-domain-verification=69d8cb303eac642936ddd12af7738bac36461a201e93a12246def5fd04d11d6d
- google-site-verification=Y7GtkKZwo3R5R2l5YuUBII2Yvma1CMFoTWJmfZHoAyw
- nn137ft0ambfb62lbvhhc3f5nt
- feibhp1fseinjb2kvakhlt5s53
- google-site-verification=2NPuawC4Wu5WKe6TMgKZbYfrE8aYGzVk7DfXl3ARm8o
- cisco-ci-domain-verification=7e70a1dae86ed6e2acf7e910cdf0f7f9e2fda5a2c9d9f0ce136f29f590ffc517
- mscid=9xMZS7IcVxdwtLPUEjk/tTtoCVVMgEgCQwyqu5qEO7m4bgXrNapppqkudehj8aMTjwTQZEDySxY0hgUq6+lHfg==
- scn92p5h2oav0drsnntkuc9sc1
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