Domain Overview
DNS: ✓ 3d ago
Checker: ✓ 3d ago
atcoflex.com
Yes
✓ Yes
Outlook
No
No
⚠ Yes
No
No
Checked via [email protected]
· 2026-05-18 10:31:12 UTC · ↺ Refresh
MX Hostnames
- atcoflex-com.mail.protection.outlook.com
MX Priorities
- atcoflex-com.mail.protection.outlook.com: 10
A / AAAA Records
- 162.159.135.42 (no PTR)
Mail Server IPs
- 40.93.192.4 ↩ mail-dm2pr04cu00404.inbound.protection.outlook.com
- 52.101.40.1 ↩ mail-cy4pr03cu00101.inbound.protection.outlook.com
- 52.101.41.0 ↩ mail-byapr05cu00400.inbound.protection.outlook.com
- 52.101.40.24 ↩ mail-cy5pr05cu00100.inbound.protection.outlook.com
- 2a01:111:f403:f90c:: ↩ mail-sn1pr03cu00100.inbound.protection.outlook.com
- 2a01:111:f403:c946::3 ↩ mail-ch0pr04cu00603.inbound.protection.outlook.com
- 2a01:111:f403:c902::14 ↩ mail-byapr04cu00204.inbound.protection.outlook.com
- 2a01:111:f403:f902::1 ↩ mail-bl2pr02cu00101.inbound.protection.outlook.com
SOA Record
Raw SOA
ns75.worldnic.com namehost.worldnic.com 126042420 10800 3600 604800 3600
Primary NS (mname)
ns75.worldnic.com
Admin Email (rname)
namehost@worldnic.com
Serial
126042420
Refresh
10800s
Retry
3600s
Expire
604800s
Minimum TTL
3600s
Nameservers (NS)
ns76.worldnic.com
ns75.worldnic.com
SPF Record
✓ Soft Fail (~all)
v=spf1 mx a:mx.atcoflex.com include:spf.protection.outlook.com ip4:206.197.1.0/24 ~all
📊 DNS lookups: 4/10
~ Soft fail (~all) — moderate enforcement
DMARC Record
✗ p=none
v=DMARC1; p=none; rua=mailto:[email protected]; ruf=mailto:[email protected]; fo=s;
⚠ p=none — monitoring only, no enforcement
📋 SPF alignment: Relaxed
· DKIM alignment: Relaxed
📧 Reports → mailto:[email protected]
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
8 records- e7vt63h1porcoa3n2s97t3mmjd
- MS=ms11990424
- gmp8gv6hem5qqodt4pikbsf8sn
- o3a6nc9ttirsf7tef1fivfqol4
- SPFv=spf1 mx a:mx.atcoflex.com include:spf.protection.outlook.com ip4:206.197.1.0/24 ~all
- MS=26870B7B55CEC12BE5F367BC4934BCB9C8BB1689
- knowbe4-site-verification=d1f21af0f6d60bfb94cfe752ff7abd7d
- cisco-ci-domain-verification=68124ab0e9ac6ac5aa9ed5b9958d0979aa6c5cda7bcb7144b2abe370c9b83589
Full email verification for atcoflex.com
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