Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
contabio.com.br
Yes
✓ Yes
Outlook
No
No
⚠ Yes
No
No
Checked via [email protected]
· 2026-03-26 21:44:53 UTC · ↺ Refresh
MX Hostnames
- contabio-com-br.mail.protection.outlook.com
MX Priorities
- contabio-com-br.mail.protection.outlook.com: 0
A / AAAA Records
- 104.26.12.231 (no PTR)
- 104.26.13.231 (no PTR)
- 172.67.72.32
- 2606:4700:20::681a:de7
- 2606:4700:20::681a:ce7
- 2606:4700:20::ac43:4820
Mail Server IPs
- 52.101.194.19 ↩ mail-ch5pr02cu00303.inbound.protection.outlook.com
- 52.101.9.24 ↩ mail-bl2pr02cu00400.inbound.protection.outlook.com
- 52.101.11.13 ↩ mail-sn1pr0501cu00205.inbound.protection.outlook.com
- 52.101.9.20 ↩ mail-bl0pr02cu00604.inbound.protection.outlook.com
- 2a01:111:f403:c902::7 ↩ mail-sj0pr02cu00107.inbound.protection.outlook.com
- 2a01:111:f403:c91d::a ↩ mail-co1pr21cu00202.inbound.protection.outlook.com
- 2a01:111:f403:f901::2 ↩ mail-bl2pr02cu00402.inbound.protection.outlook.com
- 2a01:111:f403:f902::2 ↩ mail-mn2pr02cu00202.inbound.protection.outlook.com
SOA Record
Raw SOA
piotr.ns.cloudflare.com dns.cloudflare.com 2396278462 10000 2400 604800 1800
Primary NS (mname)
piotr.ns.cloudflare.com
Admin Email (rname)
dns@cloudflare.com
Serial
2396278462
Refresh
10000s
Retry
2400s
Expire
604800s
Minimum TTL
1800s
Nameservers (NS)
piotr.ns.cloudflare.com
sara.ns.cloudflare.com
SPF Record
✓ Soft Fail (~all)
v=spf1 include:spf.protection.outlook.com include:sender.zohobooks.com include:zcsend.net include:transmail.net ~all
📊 DNS lookups: 4/10
~ Soft fail (~all) — moderate enforcement
DMARC Record
~ Quarantine
v=DMARC1; p=quarantine; rua=mailto:[email protected]; ruf=mailto:[email protected]; pct=100; aspf=s;
~ Quarantine — good protection (failing mail goes to spam)
📋 SPF alignment: Strict
· DKIM alignment: Relaxed
📧 Reports → mailto:[email protected]
DKIM Selectors
✓ 5 found
selector1._domainkey
selector2._domainkey
default._domainkey
s1._domainkey
s2._domainkey
✓ Public key: 216 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
14 records- 629kqp3.creator.cs.zohohost.com
- 7apx82b.bookings.cs.zohohost.com
- facebook-domain-verification=xki0rmks96au3p8d7624jr4e71m1dq
- google-site-verification=7eehf3WlLLjE_SX411UTyS6FU2JWMQJiD9kZi529gJs
- google-site-verification=VLMzpFtrbTp0t7RxOHec7l9d-C_NLwbr0_g9of1H3sk
- google-site-verification=rjQf302Rzey0msdxgK8xlEFx5YqmvMwLABl0f18YDo0
- google-site-verification=y6yX3BXjpQOUapAk5sb87d5ThmEgSpwiZZU4AH0oOuE
- qyej8uc.creator.cs.zohohost.com
- tlitv55.creator.cs.zohohost.com
- twilio-domain-verification=3a13b07725c614fd0dc2fef7bd27adb0
- SPFv=spf1 include:spf.protection.outlook.com include:sender.zohobooks.com include:zcsend.net include:transmail.net ~all
- zoho-verification=zb31063726.zmverify.zoho.com
- zoho-verification=zb70968774.zmverify.zoho.com
- 1bdrg96.creator.cs.zohohost.com
Full email verification for contabio.com.br
Run SMTP check, SPF/DKIM/DMARC and catch-all detection.
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