Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
1a99.com.br
Yes
✓ Yes
Outlook
No
No
⚠ Yes
No
No
Did you mean: [email protected]
Checked via [email protected]
· 2026-03-29 04:11:42 UTC · ↺ Refresh
MX Hostnames
- 1a99-com-br.mail.protection.outlook.com
MX Priorities
- 1a99-com-br.mail.protection.outlook.com: 0
A / AAAA Records
- 82.180.156.95 (no PTR)
Mail Server IPs
- 52.101.40.1 ↩ mail-cy4pr03cu00101.inbound.protection.outlook.com
- 52.101.41.54 ↩ mail-sj2pr05cu00506.inbound.protection.outlook.com
- 52.101.9.21 ↩ mail-bl2pr04cu00205.inbound.protection.outlook.com
- 52.101.40.2 ↩ mail-cy1pr05cu00402.inbound.protection.outlook.com
- 2a01:111:f403:c946::2 ↩ mail-ch4pr04cu00102.inbound.protection.outlook.com
- 2a01:111:f403:c91d::b ↩ mail-mw2pr02cu00603.inbound.protection.outlook.com
- 2a01:111:f403:f913:: ↩ mail-cy1pr03cu00100.inbound.protection.outlook.com
- 2a01:111:f403:f910:: ↩ mail-cy5pr03cu00300.inbound.protection.outlook.com
SOA Record
Raw SOA
ernest.ns.cloudflare.com dns.cloudflare.com 2399453573 10000 2400 604800 1800
Primary NS (mname)
ernest.ns.cloudflare.com
Admin Email (rname)
dns@cloudflare.com
Serial
2399453573
Refresh
10000s
Retry
2400s
Expire
604800s
Minimum TTL
1800s
Nameservers (NS)
iris.ns.cloudflare.com
ernest.ns.cloudflare.com
SPF Record
✓ Strict (-all)
v=spf1 include:spf.main-hosting.com include:spf.zohomail360.com include:spf.protection.outlook.com -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]; fo=1
~ Quarantine — good protection (failing mail goes to spam)
📋 SPF alignment: Relaxed
· DKIM alignment: Relaxed
📧 Reports → mailto:[email protected]
DKIM Selectors
✓ 2 found
selector1._domainkey
selector2._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
4 records- MS=ms56253476
- google-site-verification=7goNGvxzITSGWNBVXDLWYu9lIbZtOKYlQ77dh-SK1Ok
- SPFv=spf1 include:spf.main-hosting.com include:spf.zohomail360.com include:spf.protection.outlook.com -all
- 2pmegh9um0mvd4vvp6iibm7cj2
Full email verification for 1a99.com.br
Run SMTP check, SPF/DKIM/DMARC and catch-all detection.
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