Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
dupagemedicalgroup.com
Yes
✓ Yes
Outlook
No
No
⚠ Yes
No
No
Checked via [email protected]
· 2026-03-26 21:10:01 UTC · ↺ Refresh
MX Hostnames
- dupagemedicalgroup-com.mail.protection.outlook.com
MX Priorities
- dupagemedicalgroup-com.mail.protection.outlook.com: 10
A / AAAA Records
- 172.170.37.141 (no PTR)
Mail Server IPs
- 52.101.194.12 ↩ mail-ch0pr04cu00504.inbound.protection.outlook.com
- 52.101.11.7 ↩ mail-sa9pr04cu00107.inbound.protection.outlook.com
- 52.101.10.10 ↩ mail-bn8pr05cu00102.inbound.protection.outlook.com
- 52.101.41.180 ↩ mail-byapr04cu00204.inbound.protection.outlook.com
- 2a01:111:f403:c902::5 ↩ mail-sj2pr05cu00505.inbound.protection.outlook.com
- 2a01:111:f403:f90d::1 ↩ mail-sn1pr0501cu00301.inbound.protection.outlook.com
- 2a01:111:f403:c927::1 ↩ mail-bn8pr05cu00301.inbound.protection.outlook.com
- 2a01:111:f403:c802:: ↩ mail-cy4pr03cu00100.inbound.protection.outlook.com
SOA Record
Raw SOA
ns93.worldnic.com namehost.worldnic.com 126021915 10800 3600 604800 3600
Primary NS (mname)
ns93.worldnic.com
Admin Email (rname)
namehost@worldnic.com
Serial
126021915
Refresh
10800s
Retry
3600s
Expire
604800s
Minimum TTL
3600s
Nameservers (NS)
ns94.worldnic.com
ns93.worldnic.com
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; sp=quarantine; rua=mailto:[email protected],mailto:[email protected]; ruf=mailto:[email protected]; pct=100
✓ Reject — strongest protection
📋 SPF alignment: Relaxed
· DKIM alignment: Relaxed
📧 Reports → mailto:[email protected],mailto:[email protected]
↳ Subdomain policy: quarantine
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
6 records- SPFv=spf1 include:spf.protection.outlook.com -all
- apple-domain-verification=x5xmh1lrlXwCLqbE
- google-site-verification=HVK3IgB098UTY63-hNihqyqBHAoeVjbiPx3fhY9WORI
- facebook-domain-verification=3nwpwrmcdtcsqkrfwwd56q3lxrnxmu
- google-site-verification=kn_JIyIozVcQ2nCgkKGcK5nzgLzLIk9mBk5hMC6cOMk
- MS=ms67803888
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