Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
promonengenharia.com.br
Yes
✓ Yes
Outlook
No
No
⚠ Yes
No
No
Checked via [email protected]
· 2026-03-24 08:22:03 UTC · ↺ Refresh
MX Hostnames
- promonengenharia-com-br.mail.protection.outlook.com
MX Priorities
- promonengenharia-com-br.mail.protection.outlook.com: 0
A / AAAA Records
- 207.246.74.155 ↩ 207.246.74.155.vultrusercontent.com
Mail Server IPs
- 52.101.10.2 ↩ mail-bn8pr03cu00202.inbound.protection.outlook.com
- 52.101.40.1 ↩ mail-cy4pr03cu00101.inbound.protection.outlook.com
- 52.101.50.4 ↩ mail-co1pr03cu00404.inbound.protection.outlook.com
- 52.101.41.21 ↩ mail-sj2pr05cu00305.inbound.protection.outlook.com
- 2a01:111:f403:f804::3 ↩ mail-co1pr03cu00403.inbound.protection.outlook.com
- 2a01:111:f403:f905::4 ↩ mail-dm2pr04cu00404.inbound.protection.outlook.com
- 2a01:111:f403:c903::3 ↩ mail-mw2pr02cu00503.inbound.protection.outlook.com
- 2a01:111:f403:f902::1 ↩ mail-bl2pr02cu00101.inbound.protection.outlook.com
SOA Record
Raw SOA
ns1-08.azure-dns.com admin.promon.com.br 53 3600 86400 86400 300
Primary NS (mname)
ns1-08.azure-dns.com
Admin Email (rname)
admin@promon.com.br
Serial
53
Refresh
3600s
Retry
86400s
Expire
86400s
Minimum TTL
300s
Nameservers (NS)
ns3-08.azure-dns.org
ns4-08.azure-dns.info
ns1-08.azure-dns.com
ns2-08.azure-dns.net
SPF Record
✓ Strict (-all)
v=spf1 include:spf.protection.outlook.com include:_spf.rdstation.com.br include:sendgrid.net -all
📊 DNS lookups: 3/10
✓ Hard fail (-all) — strict enforcement
DMARC Record
~ Quarantine
v=DMARC1; p=quarantine; rua=mailto:[email protected]; ruf=mailto:[email protected]; rf=afrf; pct=100; fo=1
~ Quarantine — good protection (failing mail goes to spam)
📋 SPF alignment: Relaxed
· DKIM alignment: Relaxed
📧 Reports → mailto:[email protected]
DKIM Selectors
✓ 2 found
s1._domainkey
s2._domainkey
✓ Public key: 392 chars (valid)
✓ DKIM properly configured for selector: s1
Checked: google, selector1/2, default, mail, dkim, k1, s1/2, zoho, sendgrid, mxvault, amazonses
All TXT Records
3 records- S7lWZhZE9KOZUXnAJHqj0+ucmdFU+iBXfMdtwOXfuTvsKAISLyeveZTMOEYexrQK8YcqHavxhV5l9BCn4fjLxg==
- SPFv=spf1 include:spf.protection.outlook.com include:_spf.rdstation.com.br include:sendgrid.net -all
- znbzf8n57h9pyl4h3bkhj3mxv52p2j8s
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