Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
massmedia.com.br
Yes
✓ Yes
Outlook
No
No
⚠ Yes
No
No
Checked via [email protected]
· 2026-03-30 07:56:49 UTC · ↺ Refresh
MX Hostnames
- massmedia-com-br.mail.protection.outlook.com
MX Priorities
- massmedia-com-br.mail.protection.outlook.com: 0
A / AAAA Records
- 13.84.227.164 (no PTR)
Mail Server IPs
- 52.101.198.1 ↩ mail-cp4p284cu00401.inbound.protection.outlook.com
- 52.101.200.0 ↩ mail-roap284cu02600.inbound.protection.outlook.com
- 52.101.198.38 ↩ mail-cp3p284cu00706.inbound.protection.outlook.com
- 52.101.198.0 ↩ mail-cp5p284cu01800.inbound.protection.outlook.com
- 2a01:111:f403:c94c:: ↩ mail-roap284cu02600.inbound.protection.outlook.com
- 2a01:111:f403:c94a:: ↩ mail-cp5p284cu01800.inbound.protection.outlook.com
- 2a01:111:f403:c94a::1 ↩ mail-cp4p284cu00401.inbound.protection.outlook.com
- 2a01:111:f403:c94a::2 ↩ mail-cp3p284cu00702.inbound.protection.outlook.com
SOA Record
Raw SOA
ns1-06.azure-dns.com azuredns-hostmaster.microsoft.com 2020021600 3600 300 2419200 3600
Primary NS (mname)
ns1-06.azure-dns.com
Admin Email (rname)
azuredns-hostmaster@microsoft.com
Serial
2020021600
Refresh
3600s
Retry
300s
Expire
2419200s
Minimum TTL
3600s
Nameservers (NS)
ns4-06.azure-dns.info
ns1-06.azure-dns.com
ns2-06.azure-dns.net
ns3-06.azure-dns.org
SPF Record
✓ Strict (-all)
v=spf1 redirect=massmedia.com.br.hosted.spf-report.com include:spf.protection.outlook.com include:sendgrid.net -all
📊 DNS lookups: 3/10
✓ Hard fail (-all) — strict enforcement
DMARC Record
✓ Reject
v=DMARC1;p=reject;pct=100;rua=mailto:[email protected],mailto:[email protected];ruf=mailto:[email protected],mailto:[email protected];adkim=r;aspf=r;fo=1;sp=none;rf=afrf;ri=86400
✓ Reject — strongest protection
📋 SPF alignment: Relaxed
· DKIM alignment: Relaxed
📧 Reports → mailto:[email protected],mailto:[email protected]
↳ Subdomain policy: none
DKIM Selectors
✓ 5 found
google._domainkey
selector1._domainkey
selector2._domainkey
s1._domainkey
s2._domainkey
✓ Public key: 216 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
11 records- google-site-verification=1m77WRUer6kBLW44byJg4cniBljSioQT8E6047U4GVc
- MS=0D979E612994F0FCE1BC6384E55329C26D766751
- google-site-verification=qKshfPMRe9SCh0Rx64ntsjv2QUtvQBtq_z3ti0xNw1A
- dhlrvksn7kbnsc0apdpqcccogc
- MS=ms48967292
- rsldc1p2gunvnpv5j6ae6frove
- hsloi75l0ug48fbo5pkcme1opc
- google-site-verification=bp_TfXzo0qJRPhCQ5nkfc1jq2qetIEo672OZpAQYF3w
- bi1lvsobpvclgq3qd7hon8r0lu
- SPFv=spf1 redirect=massmedia.com.br.hosted.spf-report.com include:spf.protection.outlook.com include:sendgrid.net -all
- lnc2i95nlr07eqfvu8vevcij85
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