Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
mrs.com.br
Yes
✓ Yes
Outlook
No
No
⚠ Yes
No
No
Did you mean: [email protected]
Checked via [email protected]
· 2026-03-30 07:15:39 UTC · ↺ Refresh
MX Hostnames
- mrs-com-br.mail.protection.outlook.com
MX Priorities
- mrs-com-br.mail.protection.outlook.com: 0
A / AAAA Records
- 104.18.20.166 (no PTR)
- 104.18.21.166 (no PTR)
Mail Server IPs
- 52.101.50.13 ↩ mail-mw2pr02cu00605.inbound.protection.outlook.com
- 52.101.41.26 ↩ mail-sj0pr03cu01702.inbound.protection.outlook.com
- 52.101.11.19 ↩ mail-sa9pr04cu00203.inbound.protection.outlook.com
- 52.101.8.44 ↩ mail-dm5pr04cu00104.inbound.protection.outlook.com
- 2a01:111:f403:f804::2 ↩ mail-co1pr05cu00402.inbound.protection.outlook.com
- 2a01:111:f403:f90d::1 ↩ mail-sn1pr0501cu00301.inbound.protection.outlook.com
- 2a01:111:f403:f908::1 ↩ mail-bn1pr04cu00101.inbound.protection.outlook.com
- 2a01:111:f403:f903:: (no PTR)
SOA Record
Raw SOA
cruz.ns.cloudflare.com dns.cloudflare.com 2400292385 10000 2400 604800 1800
Primary NS (mname)
cruz.ns.cloudflare.com
Admin Email (rname)
dns@cloudflare.com
Serial
2400292385
Refresh
10000s
Retry
2400s
Expire
604800s
Minimum TTL
1800s
Nameservers (NS)
sri.ns.cloudflare.com
cruz.ns.cloudflare.com
SPF Record
✓ Strict (-all)
v=spf1 include:spf.protection.outlook.com ip4:200.233.191.192/26 ip4:201.28.115.16/29 ip4:189.43.119.55 ip4:189.43.119.0/26 -all
📊 DNS lookups: 1/10
✓ Hard fail (-all) — strict enforcement
DMARC Record
~ Quarantine
v=DMARC1; p=quarantine; pct=100; rua=mailto:[email protected]; ruf=mailto:[email protected]; fo=1
~ Quarantine — good protection (failing mail goes to spam)
📋 SPF alignment: Relaxed
· DKIM alignment: Relaxed
📧 Reports → mailto:[email protected]
DKIM Selectors
✓ 4 found
selector1._domainkey
selector2._domainkey
s1._domainkey
s2._domainkey
✓ Public key: 392 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
11 records- docusign=db2ca64e-73ea-45e8-8f21-513f43146b39
- google-site-verification=sypRIJPIW4QEfVf1VudsS-6hYcfN2b9uNbBuDG181lc
- j2Xc6W4H2vKAuvc6w7MoHDZeKfzP398JRDQ59aGvVhZuGfySyrncKQlkmRm92dFEjZkiTx4UKwaA3+aLljK6/g==
- ms-domain-verification=1cb9e44e-d584-450b-b2a4-814e4ba1897a
- SPFv=spf1 include:spf.protection.outlook.com ip4:200.233.191.192/26 ip4:201.28.115.16/29 ip4:189.43.119.55 ip4:189.43.119.0/26 -all
- MS=ms53835048
- MS=ms63448046
- a65826ea-a3d8-44b8-acb8-d5e528059d89
- ca3-e2cdf9e38a1044aebd7fabf60e08bc99
- cisco-ci-domain-verification=3cbb56ce0336527766a3fe52996a92f89795be3a8527391970cead137b9c7814
- docusign=47a555cd-d895-4e93-be59-435c5da83b7c
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