Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
delga.com.br
Yes
✓ Yes
Outlook
No
No
⚠ Yes
No
No
Did you mean: [email protected]
Checked via [email protected]
· 2026-04-01 01:54:01 UTC · ↺ Refresh
MX Hostnames
- delga-com-br.mail.protection.outlook.com
MX Priorities
- delga-com-br.mail.protection.outlook.com: 0
A / AAAA Records
- 147.93.37.102 (no PTR)
Mail Server IPs
- 52.101.11.3 ↩ mail-sn1pr0501cu00103.inbound.protection.outlook.com
- 52.101.9.24 ↩ mail-bl2pr02cu00400.inbound.protection.outlook.com
- 52.101.194.12 ↩ mail-ch0pr04cu00504.inbound.protection.outlook.com
- 52.101.50.4 ↩ mail-co1pr03cu00404.inbound.protection.outlook.com
- 2a01:111:f403:f907::1 ↩ mail-dm1pr04cu00201.inbound.protection.outlook.com
- 2a01:111:f403:c91d:: ↩ mail-mw2pr04cu00100.inbound.protection.outlook.com
- 2a01:111:f403:c946::7 ↩ mail-ch5pr02cu00307.inbound.protection.outlook.com
- 2a01:111:f403:c92c::4 ↩ mail-dm6pr05cu00404.inbound.protection.outlook.com
SOA Record
Raw SOA
dns1.ctitech.net.br postmaster.ctitech.net.br 2026010508 28800 3600 604800 300
Primary NS (mname)
dns1.ctitech.net.br
Admin Email (rname)
postmaster@ctitech.net.br
Serial
2026010508
Refresh
28800s
Retry
3600s
Expire
604800s
Minimum TTL
300s
Nameservers (NS)
dns4.ctitech.net.br
dns2.ctitech.net.br
dns3.ctitech.net.br
dns1.ctitech.net.br
SPF Record
✓ Strict (-all)
v=spf1 include:spf.protection.outlook.com -all
📊 DNS lookups: 1/10
✓ Hard fail (-all) — strict enforcement
DMARC Record
~ Quarantine
v=DMARC1; p=quarantine; rua=mailto:[email protected]; ruf=mailto:[email protected]; sp=quarantine; aspf=s; adkim=s
~ 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
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
5 records- sophos-domain-verification=ea0246da65ba1cf4f0512712e7a2168cc788ddeb55a7015d860eb4d463418351
- MS=ms49915053
- SPFv=spf1 include:spf.protection.outlook.com -all
- MS=ms58729262
- MS=686E9E273554C05C704D8CB743DB582FAD8D24C1
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