Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
pucrs.br
Yes
✓ Yes
Outlook
No
No
⚠ Yes
No
No
Did you mean: [email protected]
Checked via [email protected]
· 2026-03-21 04:04:07 UTC · ↺ Refresh
MX Hostnames
- pucrs-br.mail.protection.outlook.com
MX Priorities
- pucrs-br.mail.protection.outlook.com: 0
A / AAAA Records
- 104.18.20.134 (no PTR)
- 104.18.21.134 (no PTR)
- 2606:4700::6812:1586
- 2606:4700::6812:1486
Mail Server IPs
- 52.101.9.24 ↩ mail-bl2pr02cu00400.inbound.protection.outlook.com
- 52.101.194.3 ↩ mail-ch1pr04cu00103.inbound.protection.outlook.com
- 52.101.9.12 ↩ mail-bl0pr05cu00504.inbound.protection.outlook.com
- 52.101.41.28 ↩ mail-sj0pr03cu01504.inbound.protection.outlook.com
- 2a01:111:f403:f902:: ↩ mail-bl2pr04cu00100.inbound.protection.outlook.com
- 2a01:111:f403:c902::14 ↩ mail-byapr04cu00204.inbound.protection.outlook.com
- 2a01:111:f403:c801:: ↩ mail-sa9pr02cu00200.inbound.protection.outlook.com
- 2a01:111:f403:c946::2 ↩ mail-ch4pr04cu00102.inbound.protection.outlook.com
SOA Record
Raw SOA
donald.ns.cloudflare.com dns.cloudflare.com 2399539584 10000 2400 604800 1800
Primary NS (mname)
donald.ns.cloudflare.com
Admin Email (rname)
dns@cloudflare.com
Serial
2399539584
Refresh
10000s
Retry
2400s
Expire
604800s
Minimum TTL
1800s
Nameservers (NS)
donald.ns.cloudflare.com
gemma.ns.cloudflare.com
SPF Record
✓ Strict (-all)
v=spf1 mx include:_netblocks.pucrs.br include:spf.protection.outlook.com include:pucspf.pucrs.br include:fibspf.fib.pucrs.br include:mailgun.org include:2339975.spf06.hubspotemail.net -all
📊 DNS lookups: 7/10
✓ Hard fail (-all) — strict enforcement
DMARC Record
✓ Reject
v=DMARC1; p=reject; rua=mailto:[email protected]
✓ Reject — strongest protection
📋 SPF alignment: Relaxed
· DKIM alignment: Relaxed
📧 Reports → mailto:[email protected]
DKIM Selectors
✓ 3 found
selector1._domainkey
selector2._domainkey
mail._domainkey
✓ DKIM properly configured for selector: selector1
Checked: google, selector1/2, default, mail, dkim, k1, s1/2, zoho, sendgrid, mxvault, amazonses
All TXT Records
11 records- _globalsign-domain-verification=D1Xf34BHVFj_Vpm1Y0WAI9eYXciQzuuVXcMpNOXapo
- amazonses:D9k05zrqiSMoasuZINWiUam5bmBmF3ztXCgzxLiET1E=
- dc8933ab-4042-4b4d-a0fa-254f5debd732
- google-site-verification=6iwqhMmv7cLkykAqgX1HFGXHWYSvTBjwkduf4Cr3h8o
- google-site-verification=U_9PDCuo1pEfN2XR7x51rAUL2XAL_xjIVE6Dr4mOul8
- google-site-verification=W5Eh3lx6U2Ut8N295PRmT4D5znK1fJtirPNJ7I7l6_8
- pGtxjFzWNr2dOTPa53h+MS+xM4cRd3PhRHEyGbv2tI9gVZq67q2vWq6lsKugz3ryle6lzGkquwK+cGmjs0Qr/w==
- trend-micro-v1-domain-verification.fe2a6447c8fcb0f7b76bbe70aeb33846=f3208d6e-afb4-44f9-9d85-baf4f36b7cfc
- SPFv=spf1 mx include:_netblocks.pucrs.br include:spf.protection.outlook.com include:pucspf.pucrs.br include:fibspf.fib.pucrs.br include:mailgun.org include:2339975.spf06.hubspotemail.net -all
- MS=ms72123304
- _globalsign-domain-verification=0WRNo4a_fw4wNUSvW2trc8Y4cN717oI4c9lORKXOK0
Full email verification for pucrs.br
Run SMTP check, SPF/DKIM/DMARC and catch-all detection.
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