Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
helbor.com.br
Yes
✓ Yes
Outlook
No
No
⚠ Yes
No
No
Did you mean: [email protected]
Checked via [email protected]
· 2026-03-23 21:56:50 UTC · ↺ Refresh
MX Hostnames
- helbor-com-br.mail.protection.outlook.com
MX Priorities
- helbor-com-br.mail.protection.outlook.com: 0
A / AAAA Records
- 20.84.233.119 (no PTR)
Mail Server IPs
- 52.101.11.9 ↩ mail-sn1pr02cu00101.inbound.protection.outlook.com
- 52.101.41.183 ↩ mail-byapr04cu00307.inbound.protection.outlook.com
- 52.101.50.13 ↩ mail-mw2pr02cu00605.inbound.protection.outlook.com
- 52.101.50.4 ↩ mail-co1pr03cu00404.inbound.protection.outlook.com
- 2a01:111:f403:c946::3 ↩ mail-ch0pr04cu00603.inbound.protection.outlook.com
- 2a01:111:f403:f902::2 ↩ mail-mn2pr02cu00202.inbound.protection.outlook.com
- 2a01:111:f403:f902::1 ↩ mail-bl2pr02cu00101.inbound.protection.outlook.com
- 2a01:111:f403:c903::3 ↩ mail-mw2pr02cu00503.inbound.protection.outlook.com
SOA Record
Raw SOA
mary.ns.cloudflare.com dns.cloudflare.com 2398434553 10000 2400 604800 1800
Primary NS (mname)
mary.ns.cloudflare.com
Admin Email (rname)
dns@cloudflare.com
Serial
2398434553
Refresh
10000s
Retry
2400s
Expire
604800s
Minimum TTL
1800s
Nameservers (NS)
nile.ns.cloudflare.com
mary.ns.cloudflare.com
SPF Record
✓ Soft Fail (~all)
v=spf1 mx ip4:187.9.55.122 ip4:186.225.21.10 ip4:187.8.167.226 include:spf.protection.outlook.com ~all
📊 DNS lookups: 2/10
~ Soft fail (~all) — moderate enforcement
DMARC Record
✓ Reject
v=DMARC1; p=reject; pct=100; rua=mailto:[email protected]; ruf=mailto:[email protected]
✓ Reject — strongest protection
📋 SPF alignment: Relaxed
· DKIM alignment: Relaxed
📧 Reports → mailto:[email protected]
DKIM Selectors
✓ 4 found
selector1._domainkey
selector2._domainkey
s1._domainkey
s2._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- SPFv=spf1 mx ip4:187.9.55.122 ip4:186.225.21.10 ip4:187.8.167.226 include:spf.protection.outlook.com ~all
- 7tvzmq65rqcwr43ttwbs9b2s5q7z2tyz
- MS=ms75434463
- google-site-verification=jOMTNRHhHt0I8rCqUEFck7qOC-yUU-qNgNH7sawwjjI
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