Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
inkcomunicacao.com.br
Yes
✓ Yes
Outlook
No
No
⚠ Yes
No
No
Checked via [email protected]
· 2026-03-31 04:58:32 UTC · ↺ Refresh
MX Hostnames
- inkcomunicacao-com-br.mail.protection.outlook.com
MX Priorities
- inkcomunicacao-com-br.mail.protection.outlook.com: 0
A / AAAA Records
- 54.233.147.103 ↩ ec2-54-233-147-103.sa-east-1.compute.amazonaws.com
- 2600:1f1e:dc1:5f03:1868:f5a:5e8b:d78b (no PTR)
Mail Server IPs
- 52.101.194.3 ↩ mail-ch1pr04cu00103.inbound.protection.outlook.com
- 52.101.194.17 ↩ mail-ch5pr02cu00401.inbound.protection.outlook.com
- 52.101.41.26 ↩ mail-sj0pr03cu01702.inbound.protection.outlook.com
- 52.101.50.1 ↩ mail-co1pr05cu00401.inbound.protection.outlook.com
- 2a01:111:f403:f902::1 ↩ mail-bl2pr02cu00101.inbound.protection.outlook.com
- 2a01:111:f403:c801:: ↩ mail-sa9pr02cu00200.inbound.protection.outlook.com
- 2a01:111:f403:f90f:: ↩ mail-sa9pr04cu00100.inbound.protection.outlook.com
- 2a01:111:f403:f912:: ↩ mail-cy5pr03cu00200.inbound.protection.outlook.com
SOA Record
Raw SOA
ns-498.awsdns-62.com soa.ivancarlos.com.br 2 7200 900 1209600 86400
Primary NS (mname)
ns-498.awsdns-62.com
Admin Email (rname)
soa@ivancarlos.com.br
Serial
2
Refresh
7200s
Retry
900s
Expire
1209600s
Minimum TTL
86400s
Nameservers (NS)
ns-1276.awsdns-31.org
ns-1738.awsdns-25.co.uk
ns-498.awsdns-62.com
ns-519.awsdns-00.net
SPF Record
✓ Strict (-all)
v=spf1 include:servers.mcsv.net include:spf.protection.outlook.com -all
📊 DNS lookups: 2/10
✓ Hard fail (-all) — strict enforcement
DMARC Record
✓ Reject
v=DMARC1; p=reject; sp=reject; fo=1; adkim=r; aspf=r; pct=100; rua=mailto:[email protected]; ruf=mailto:[email protected]; rf=afrf; ri=86400
✓ Reject — strongest protection
📋 SPF alignment: Relaxed
· DKIM alignment: Relaxed
📧 Reports → mailto:[email protected]
↳ Subdomain policy: reject
DKIM Selectors
✓ 3 found
selector1._domainkey
selector2._domainkey
k1._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
1 record- SPFv=spf1 include:servers.mcsv.net include:spf.protection.outlook.com -all
Full email verification for inkcomunicacao.com.br
Run SMTP check, SPF/DKIM/DMARC and catch-all detection.
SPF / DKIM / DMARC Get 1,000 Free Credits