Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
montreal.com.br
Yes
✓ Yes
Outlook
No
No
⚠ Yes
No
No
Did you mean: [email protected]
Checked via [email protected]
· 2026-03-26 20:21:47 UTC · ↺ Refresh
MX Hostnames
- montreal-com-br.mail.protection.outlook.com
MX Priorities
- montreal-com-br.mail.protection.outlook.com: 0
A / AAAA Records
- 177.131.146.178 (no PTR)
Mail Server IPs
- 52.101.41.28 ↩ mail-sj0pr03cu01504.inbound.protection.outlook.com
- 52.101.50.4 ↩ mail-co1pr03cu00404.inbound.protection.outlook.com
- 52.101.41.4 ↩ mail-sj2pr05cu00204.inbound.protection.outlook.com
- 40.93.192.1 ↩ mail-dm5pr02cu00201.inbound.protection.outlook.com
- 2a01:111:f403:f804::1 ↩ mail-co1pr05cu00301.inbound.protection.outlook.com
- 2a01:111:f403:c902::3 ↩ mail-sj0pr03cu01703.inbound.protection.outlook.com
- 2a01:111:f403:f802:: ↩ mail-byapr05cu00400.inbound.protection.outlook.com
- 2a01:111:f403:f804::3 ↩ mail-co1pr03cu00403.inbound.protection.outlook.com
SOA Record
Raw SOA
cpq02.montreal.com.br webmaster.montreal.com.br 2026031305 43200 900 1209600 10800
Primary NS (mname)
cpq02.montreal.com.br
Admin Email (rname)
webmaster@montreal.com.br
Serial
2026031305
Refresh
43200s
Retry
900s
Expire
1209600s
Minimum TTL
10800s
Nameservers (NS)
cpq04.montreal.com.br
cpq03.montreal.com.br
cpq02.montreal.com.br
SPF Record
✓ Strict (-all)
v=spf1 ip4:177.131.144.121 ip4:177.131.145.121 ip4:177.131.144.21 ip4:177.131.145.11 ip4:177.131.146.128/27 include:spf.protection.outlook.com a:montreal.com.br mx:montreal.com.br include:_spf.google.com include:_spf.mail.hostinger.com -all
📊 DNS lookups: 5/10
✓ Hard fail (-all) — strict enforcement
DMARC Record
~ Quarantine
v=DMARC1; p=quarantine; sp=quarantine; ruf=mailto:[email protected]; rua=mailto:[email protected]; rf=afrf; fo=1; adkim=s; aspf=s; pct=100; ri=86400
~ Quarantine — good protection (failing mail goes to spam)
📋 SPF alignment: Strict
· DKIM alignment: Strict
📧 Reports → mailto:[email protected]
↳ Subdomain policy: quarantine
DKIM Selectors
✓ 2 found
google._domainkey
mail._domainkey
✓ Public key: 392 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
7 records- facebook-domain-verification=91i865bk5h487zmx0pzc6y5ikhwpwi
- google-site-verification=Kuv1mGX9ZOTyui9FnXPK9cU7h08dv2FIAC0yMf-sTjg
- _globalsign-domain-verification = aXHi_qyBhtYjqFd0OVwQIsOAQTnLpEhO9PQzrLQyGO
- _acme-challenge.registry.intranet.montreal.com.br = jNbkrK2J4ZkJHXqBvNq_yLgRL_ciiu-7NV-TMXwU5Ps
- SPFv=spf1 ip4:177.131.144.121 ip4:177.131.145.121 ip4:177.131.144.21 ip4:177.131.145.11 ip4:177.131.146.128/27 include:spf.protection.outlook.com a:montreal.com.br mx:montreal.com.br include:_spf.google.com include:_spf.mail.hostinger.com -all
- apple-domain-verification=nrzPoO3oaqmEwPVO
- docusign=d06229bf-c986-4b58-8512-76f4666d2344
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