Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
nstech.com.br
Yes
✓ Yes
Outlook
No
No
⚠ Yes
No
No
Did you mean: [email protected]
Checked via [email protected]
· 2026-03-31 02:28:19 UTC · ↺ Refresh
MX Hostnames
- nstech-com-br.mail.protection.outlook.com
MX Priorities
- nstech-com-br.mail.protection.outlook.com: 0
A / AAAA Records
- 104.18.6.78 (no PTR)
- 104.18.7.78 (no PTR)
- 2606:4700::6812:74e
- 2606:4700::6812:64e
Mail Server IPs
- 52.101.198.0 ↩ mail-cp5p284cu01800.inbound.protection.outlook.com
- 52.101.198.38 ↩ mail-cp3p284cu00706.inbound.protection.outlook.com
- 52.101.198.1 ↩ mail-cp4p284cu00401.inbound.protection.outlook.com
- 52.101.200.0 ↩ mail-roap284cu02600.inbound.protection.outlook.com
- 2a01:111:f403:c94a::2 ↩ mail-cp3p284cu00702.inbound.protection.outlook.com
- 2a01:111:f403:c94a::1 ↩ mail-cp4p284cu00401.inbound.protection.outlook.com
- 2a01:111:f403:c94c:: ↩ mail-roap284cu02600.inbound.protection.outlook.com
- 2a01:111:f403:c94a:: ↩ mail-cp5p284cu01800.inbound.protection.outlook.com
SOA Record
Raw SOA
lovisa.ns.cloudflare.com dns.cloudflare.com 2400393252 10000 2400 604800 1800
Primary NS (mname)
lovisa.ns.cloudflare.com
Admin Email (rname)
dns@cloudflare.com
Serial
2400393252
Refresh
10000s
Retry
2400s
Expire
604800s
Minimum TTL
1800s
Nameservers (NS)
lovisa.ns.cloudflare.com
marvin.ns.cloudflare.com
SPF Record
✓ Soft Fail (~all)
v=spf1 include:spf.protection.outlook.com include:_spf.rdstation.com.br include:sendgrid.net include:23423180.spf01.hubspotemail.net include:bf01x.hubspotemail.net include:_spf.google.com ~all
📊 DNS lookups: 6/10
~ Soft fail (~all) — moderate enforcement
DMARC Record
~ Quarantine
v=DMARC1; p=quarantine; pct=100; aspf=s; rua=mailto:[email protected],mailto:[email protected]; ruf=mailto:[email protected]; fo=1
~ Quarantine — good protection (failing mail goes to spam)
📋 SPF alignment: Strict
· DKIM alignment: Relaxed
📧 Reports → mailto:[email protected],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
11 records- cursor-domain-verification-3rz2h7=kqhpeh5qO29SXxI6udrpTL3pX
- globalsign-domain-verification=aah3mFKyzQaDI8UZBQKhcj10IaEbZERVVAvnau5QQo
- google-site-verification=7Cv2633ft9TGfofe1Dl5yOlB43b27bxOPFN3nCvC78s
- google-site-verification=f96SCqEbQc-ueZIpUY7H8LiP2LqotQl5IodZ8xIXbd0
- google-site-verification=ps2NpEcil3e1A00F4Bb3K_X6orDbZz3cbBicYEhW6ZM
- mandrill_verify.DR0e6A22lMsL0YBDoZKYPg
- ms-domain-verification=c22168d4-5e4a-467b-bc39-9273801d7221
- ms-domain-verification=e1e25d1e-c4ba-4f80-bb9b-fc06ced924af
- SPFv=spf1 include:spf.protection.outlook.com include:_spf.rdstation.com.br include:sendgrid.net include:23423180.spf01.hubspotemail.net include:bf01x.hubspotemail.net include:_spf.google.com ~all
- MS=ms33570994
- anthropic-domain-verification-rys6ax=DQlPjvDjpJnmdUqXo22K0AwUg
Full email verification for nstech.com.br
Run SMTP check, SPF/DKIM/DMARC and catch-all detection.
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