Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
atmtec.com.br
Yes
✓ Yes
Outlook
No
No
⚠ Yes
No
No
Did you mean: [email protected]
Checked via [email protected]
· 2026-04-02 12:38:24 UTC · ↺ Refresh
MX Hostnames
- atmtec-com-br.mail.protection.outlook.com
MX Priorities
- atmtec-com-br.mail.protection.outlook.com: 0
A / AAAA Records
- 104.18.36.177 (no PTR)
- 172.64.151.79 (no PTR)
- 2a06:98c1:3108::6812:24b1
- 2a06:98c1:310c::ac40:974f
Mail Server IPs
- 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
- 52.101.198.0 ↩ mail-cp5p284cu01800.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:c94c:: ↩ mail-roap284cu02600.inbound.protection.outlook.com
- 2a01:111:f403:c94a::2 ↩ mail-cp3p284cu00702.inbound.protection.outlook.com
SOA Record
Raw SOA
arya.ns.cloudflare.com dns.cloudflare.com 2399952351 10000 2400 604800 1800
Primary NS (mname)
arya.ns.cloudflare.com
Admin Email (rname)
dns@cloudflare.com
Serial
2399952351
Refresh
10000s
Retry
2400s
Expire
604800s
Minimum TTL
1800s
Nameservers (NS)
arya.ns.cloudflare.com
piotr.ns.cloudflare.com
SPF Record
✓ Soft Fail (~all)
v=spf1 include:spf.protection.outlook.com include:23423180.spf01.hubspotemail.net include:amazonses.com ~all
📊 DNS lookups: 3/10
~ Soft fail (~all) — moderate enforcement
DMARC Record
~ Quarantine
v=DMARC1; p=quarantine; sp=quarantine; pct=100; rua=mailto:[email protected]; ruf=mailto:[email protected]; fo=1; 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
✓ 5 found
google._domainkey
selector1._domainkey
selector2._domainkey
s1._domainkey
s2._domainkey
✓ Public key: 212 chars (valid)
✓ DKIM properly configured for selector: google
Checked: google, selector1/2, default, mail, dkim, k1, s1/2, zoho, sendgrid, mxvault, amazonses
All TXT Records
5 records- 3GJh0CSFiembW1Kng4epOzmZ7GUVP0pqLGmKep+wmDw=
- MS=ms64529871
- _globalsign-domain-verification=0kVSNwtIC9poEdno_mZWgD7FVAP540a27M50GjHC4w
- cursor-domain-verification-esjedj=Cj7FqB7cYs27iC5BuqAQh45qk
- SPFv=spf1 include:spf.protection.outlook.com include:23423180.spf01.hubspotemail.net include:amazonses.com ~all
Full email verification for atmtec.com.br
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