Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
cruzeirodosul.edu.br
Yes
✓ Yes
Outlook
No
No
⚠ Yes
No
No
Checked via [email protected]
· 2026-03-24 14:34:30 UTC · ↺ Refresh
MX Hostnames
- cruzeirodosul-edu-br.mail.protection.outlook.com
MX Priorities
- cruzeirodosul-edu-br.mail.protection.outlook.com: 0
A / AAAA Records
- 23.44.201.234 ↩ a23-44-201-234.deploy.static.akamaitechnologies.com
- 23.44.201.235 ↩ a23-44-201-235.deploy.static.akamaitechnologies.com
- 2600:141b:1c00:35::17db:24e5
- 2600:141b:1c00:35::17db:24ed
Mail Server IPs
- 52.101.40.6 ↩ mail-cy1pr03cu00106.inbound.protection.outlook.com
- 52.101.11.3 ↩ mail-sn1pr0501cu00103.inbound.protection.outlook.com
- 52.101.50.7 ↩ mail-co1pr21cu00207.inbound.protection.outlook.com
- 52.101.10.1 ↩ mail-bn6pr02cu00301.inbound.protection.outlook.com
- 2a01:111:f403:f802::2 ↩ mail-sj2pr05cu00202.inbound.protection.outlook.com
- 2a01:111:f403:f908:: ↩ mail-bn1pr21cu00100.inbound.protection.outlook.com
- 2a01:111:f403:f804::2 ↩ mail-co1pr05cu00402.inbound.protection.outlook.com
- 2a01:111:f403:c931:: ↩ mail-sn1pr02cu00100.inbound.protection.outlook.com
SOA Record
Raw SOA
a1-60.akam.net hostmaster.cruzeirodosul.edu.br 2024041522 3600 600 604800 300
Primary NS (mname)
a1-60.akam.net
Admin Email (rname)
hostmaster@cruzeirodosul.edu.br
Serial
2024041522
Refresh
3600s
Retry
600s
Expire
604800s
Minimum TTL
300s
Nameservers (NS)
a12-66.akam.net
a8-65.akam.net
a11-64.akam.net
a22-66.akam.net
a1-60.akam.net
a3-67.akam.net
SPF Record
✓ Strict (-all)
v=spf1 a mx include:spf.protection.outlook.com include:spf.aknamail.com.br include:spf-acl.acl.com.br ip4:34.95.198.254 ip4:177.174.96.46/32 ip4:177.174.96.42/32 ip4:201.85.23.87/32 -all
📊 DNS lookups: 5/10
✓ Hard fail (-all) — strict enforcement
DMARC Record
✓ Reject
v=DMARC1; p=reject; fo=1; pct=100; rua=mailto:[email protected]; ruf=mailto:[email protected];
✓ Reject — strongest protection
📋 SPF alignment: Relaxed
· DKIM alignment: Relaxed
📧 Reports → mailto:[email protected]
DKIM Selectors
✓ 2 found
s1._domainkey
s2._domainkey
✓ Public key: 392 chars (valid)
✓ DKIM properly configured for selector: s1
Checked: google, selector1/2, default, mail, dkim, k1, s1/2, zoho, sendgrid, mxvault, amazonses
All TXT Records
14 records- Dynatrace-site-verification=cf3b25de-2088-451f-a1bf-b35c7d275073__8cbvgk0mc8gnj86u2rppv92qsa
- _z85l3c6lixht1rfzgycigj13yswussu
- 5ad54462316a4e3c863e1c55a9ca0795
- _gowk7avseupzq233uxou0oyqd17mxej
- f6f9651cf12a4ffda9833d99b9fd29ca
- apple-domain-verification=7EUdmMbvThIGy3H2
- onetrust-domain-verification=89c8481653fd43c098c41ba3997eea95
- SPFv=spf1 a mx include:spf.protection.outlook.com include:spf.aknamail.com.br include:spf-acl.acl.com.br ip4:34.95.198.254 ip4:177.174.96.46/32 ip4:177.174.96.42/32 ip4:201.85.23.87/32 -all
- google-site-verification=8pQDjF6P0uiKdVVvOYpYxoA-HjwOJQsaV0AE03htELA
- google-site-verification=fy5hxCrABXmmNlrXefV_CPXO924cpwG3OooD6Zfs22o
- clicksign-domain-verification=o+ayw6py1mmK/v3Ct1vyMfRP2M5uvdW3BKh702j05gE=
- docu-f6a6a384-21d8-4218-9a68-b6ce139693bf
- google-site-verification=3w9xh-FzITXZ-TTJ9AcaGr9rhbAlYBjOo2c9DCALluY
- amazonses:l8ypoKSHKZJyKHGESNvlliZKy01O483Ls1vjShTqQa0=
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