Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
ufu.br
Yes
✓ Yes
Outlook
No
No
⚠ Yes
No
No
Did you mean: [email protected]
Checked via [email protected]
· 2026-04-02 15:26:09 UTC · ↺ Refresh
MX Hostnames
- ufu-br.mail.protection.outlook.com
MX Priorities
- ufu-br.mail.protection.outlook.com: 0
A / AAAA Records
- 200.19.146.181 ↩ dk01.dr.ufu.br
Mail Server IPs
- 52.101.41.21 ↩ mail-sj2pr05cu00305.inbound.protection.outlook.com
- 52.101.9.0 ↩ mail-bl2pr02cu00100.inbound.protection.outlook.com
- 52.101.10.18 ↩ mail-bn8pr05cu00302.inbound.protection.outlook.com
- 52.101.9.5 ↩ mail-mn2pr04cu00205.inbound.protection.outlook.com
- 2a01:111:f403:f908:: ↩ mail-bn1pr21cu00100.inbound.protection.outlook.com
- 2a01:111:f403:c802:: ↩ mail-cy4pr03cu00100.inbound.protection.outlook.com
- 2a01:111:f403:c903::3 ↩ mail-mw2pr02cu00503.inbound.protection.outlook.com
- 2a01:111:f403:f804::3 ↩ mail-co1pr03cu00403.inbound.protection.outlook.com
SOA Record
Raw SOA
ns1.dr.ufu.br dr.cti.ufu.br 2026040101 3600 900 1209600 10800
Primary NS (mname)
ns1.dr.ufu.br
Admin Email (rname)
dr@cti.ufu.br
Serial
2026040101
Refresh
3600s
Retry
900s
Expire
1209600s
Minimum TTL
10800s
Nameservers (NS)
ns2.dr.ufu.br
ns3.dr.ufu.br
ns1.dr.ufu.br
SPF Record
✓ Strict (-all)
v=spf1 include:spf.protection.outlook.com -all
📊 DNS lookups: 1/10
✓ Hard fail (-all) — strict enforcement
DMARC Record
~ Quarantine
v=DMARC1;p=quarantine;rua=mailto:[email protected]
~ Quarantine — good protection (failing mail goes to spam)
📋 SPF alignment: Relaxed
· DKIM alignment: Relaxed
📧 Reports → mailto:[email protected]
DKIM Selectors
✓ 2 found
selector1._domainkey
selector2._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- cisco-ci-domain-verification=1ac96930dcc86ba31e7b43b0876793669c8ffa3efd85b389ac03e2e27bb7fb11
- facebook-domain-verification=n4gx6t3u6qhvt27ak4f4ylexqfl1gn
- MS=A5992BA14EB038FAD5CC48033039837D30289C6A
- SPFv=spf1 include:spf.protection.outlook.com -all
- _globalsign-domain-verification=URwwp8qXXzBMZq9eCUhTQuPHO403CVfRXfrcgHE79E
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