Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
construtorarivello.com.br
Yes
✓ Yes
Outlook
No
No
⚠ Yes
No
No
Checked via [email protected]
· 2026-04-03 04:12:56 UTC · ↺ Refresh
MX Hostnames
- construtorarivello-com-br.mail.protection.outlook.com
MX Priorities
- construtorarivello-com-br.mail.protection.outlook.com: 0
A / AAAA Records
- 145.223.25.48 (no PTR)
Mail Server IPs
- 52.101.198.1 ↩ mail-cp4p284cu00401.inbound.protection.outlook.com
- 52.101.198.38 ↩ mail-cp3p284cu00706.inbound.protection.outlook.com
- 52.101.198.0 ↩ mail-cp5p284cu01800.inbound.protection.outlook.com
- 52.101.200.0 ↩ 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:c94c:: ↩ mail-roap284cu02600.inbound.protection.outlook.com
- 2a01:111:f403:c94a::2 ↩ mail-cp3p284cu00702.inbound.protection.outlook.com
SOA Record
Raw SOA
emma.ns.cloudflare.com dns.cloudflare.com 2400302936 10000 2400 604800 1800
Primary NS (mname)
emma.ns.cloudflare.com
Admin Email (rname)
dns@cloudflare.com
Serial
2400302936
Refresh
10000s
Retry
2400s
Expire
604800s
Minimum TTL
1800s
Nameservers (NS)
toby.ns.cloudflare.com
emma.ns.cloudflare.com
SPF Record
✓ Strict (-all)
v=spf1 include:_spf.rdstation.com.br include:sendgrid.net include:spf.protection.outlook.com -all
📊 DNS lookups: 3/10
✓ Hard fail (-all) — strict enforcement
DMARC Record
✗ p=none
v=DMARC1; p=none; rua=mailto:[email protected]; ruf=mailto:[email protected]; rf=afrf; pct=100
⚠ p=none — monitoring only, no enforcement
📋 SPF alignment: Relaxed
· DKIM alignment: Relaxed
📧 Reports → mailto:[email protected]
DKIM Selectors
✓ 3 found
default._domainkey
s1._domainkey
s2._domainkey
✓ Public key: 237 chars (valid)
✓ DKIM properly configured for selector: default
Checked: google, selector1/2, default, mail, dkim, k1, s1/2, zoho, sendgrid, mxvault, amazonses
All TXT Records
3 records- MS=ms68705621
- google-site-verification=Ar2ZdtyvU-pb37ZZSFH6vhHVdjoDsBBSc2uoxbn6W98
- SPFv=spf1 include:_spf.rdstation.com.br include:sendgrid.net include:spf.protection.outlook.com -all
Full email verification for construtorarivello.com.br
Run SMTP check, SPF/DKIM/DMARC and catch-all detection.
SPF / DKIM / DMARC Get 1,000 Free Credits