Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
ar.mcd.com
Yes
✓ Yes
Outlook
No
No
⚠ Yes
No
No
Did you mean: [email protected]
Checked via [email protected]
· 2026-03-24 18:45:13 UTC · ↺ Refresh
MX Hostnames
- ar-mcd-com.mail.protection.outlook.com
MX Priorities
- ar-mcd-com.mail.protection.outlook.com: 10
A / AAAA Records
No A/AAAA records found.
Mail Server IPs
- 52.101.41.180 ↩ mail-byapr04cu00204.inbound.protection.outlook.com
- 52.101.9.26 ↩ mail-bl0pr02cu00702.inbound.protection.outlook.com
- 52.101.9.2 ↩ mail-mn2pr02cu00202.inbound.protection.outlook.com
- 40.93.192.1 ↩ mail-dm5pr02cu00201.inbound.protection.outlook.com
SOA Record
Raw SOA
mcddns.mcd.com please_set_email.absolutely.nowhere 123 10800 3600 2592000 900
Primary NS (mname)
mcddns.mcd.com
Admin Email (rname)
please_set_email@absolutely.nowhere
Serial
123
Refresh
10800s
Retry
3600s
Expire
2592000s
Minimum TTL
900s
Nameservers (NS)
pdns1.cscdns.net
pdns2.cscdns.net
SPF Record
✓ Strict (-all)
v=spf1 include:spf.protection.outlook.com -all
📊 DNS lookups: 1/10
✓ Hard fail (-all) — strict enforcement
DMARC Record
✓ Reject
v=DMARC1; p=reject; rua=mailto:[email protected],mailto:[email protected]; ruf=mailto:[email protected],mailto:[email protected]; fo=1
✓ Reject — strongest protection
📋 SPF alignment: Relaxed
· DKIM alignment: Relaxed
📧 Reports → mailto:[email protected],mailto:[email protected]
DKIM Selectors
✓ 2 found
selector1._domainkey
selector2._domainkey
✓ Public key: 216 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- SPFv=spf1 include:spf.protection.outlook.com -all
- autodesk-domain-verification=PWwcJyahkKYV3xZPc2Hf
- work-accounts-domain-verification=WKDu48SNtUWFqGQzYGZC1bdXrrfbhR
- e23086e2803a3153a3ea4bb1033144f77c6fb017
- docusign=1e41abbf-6a4a-4253-b78e-2ec4ac5dfbdb
Full email verification for ar.mcd.com
Run SMTP check, SPF/DKIM/DMARC and catch-all detection.
SPF / DKIM / DMARC Get 1,000 Free Credits