Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
p2b.com.br
Yes
✓ Yes
Outlook
No
No
⚠ Yes
No
No
Did you mean: [email protected]
Checked via [email protected]
· 2026-04-02 11:23:11 UTC · ↺ Refresh
MX Hostnames
- p2b-com-br.mail.protection.outlook.com
MX Priorities
- p2b-com-br.mail.protection.outlook.com: 0
A / AAAA Records
- 104.21.60.60 (no PTR)
- 172.67.192.179 (no PTR)
- 2606:4700:3033::ac43:c0b3
- 2606:4700:3037::6815:3c3c
Mail Server IPs
- 52.101.198.0 ↩ mail-cp5p284cu01800.inbound.protection.outlook.com
- 52.101.198.1 ↩ mail-cp4p284cu00401.inbound.protection.outlook.com
- 52.101.198.38 ↩ mail-cp3p284cu00706.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:c94a::2 ↩ mail-cp3p284cu00702.inbound.protection.outlook.com
- 2a01:111:f403:c94c:: ↩ mail-roap284cu02600.inbound.protection.outlook.com
SOA Record
Raw SOA
coraline.ns.cloudflare.com dns.cloudflare.com 2400588090 10000 2400 604800 1800
Primary NS (mname)
coraline.ns.cloudflare.com
Admin Email (rname)
dns@cloudflare.com
Serial
2400588090
Refresh
10000s
Retry
2400s
Expire
604800s
Minimum TTL
1800s
Nameservers (NS)
coraline.ns.cloudflare.com
khalid.ns.cloudflare.com
SPF Record
✓ Soft Fail (~all)
v=spf1 a mx include:relay.kinstamailservice.com include:spf.protection.outlook.com include:websitewelcome.com ~all
📊 DNS lookups: 5/10
~ Soft fail (~all) — moderate enforcement
DMARC Record
~ Quarantine
v=DMARC1; p=quarantine; sp=quarantine; rua=mailto:[email protected]
~ Quarantine — good protection (failing mail goes to spam)
📋 SPF alignment: Relaxed
· DKIM alignment: Relaxed
📧 Reports → mailto:[email protected]
↳ Subdomain policy: quarantine
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
2 records- MS=ms41994506
- SPFv=spf1 a mx include:relay.kinstamailservice.com include:spf.protection.outlook.com include:websitewelcome.com ~all
Full email verification for p2b.com.br
Run SMTP check, SPF/DKIM/DMARC and catch-all detection.
SPF / DKIM / DMARC Get 1,000 Free Credits