mcardles.com

Valid Email Server
Domain Lookup › mcardles.com

Domain Overview

DNS: ✓ 20d ago Checker: ✓ 20d ago
mcardles.com
Yes
✓ Yes
Barracuda
No
No
⚠ Yes
No
No

Checked via [email protected] · 2026-05-21 05:55:18 UTC · ↺ Refresh

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MX Hostnames

  • d345697b.ess.barracudanetworks.com
  • d345697a.ess.barracudanetworks.com

MX Priorities

  • d345697a.ess.barracudanetworks.com: 10
  • d345697b.ess.barracudanetworks.com: 20

A / AAAA Records

  • 167.224.32.21 (no PTR)
  • 167.224.32.11 ↩ qa.ecommerce.nonprod.eflorist.com
  • 2620:132:1000:1::b (no PTR)
  • 2620:132:1000:1::a (no PTR)

Mail Server IPs

  • 209.222.82.252 ↩ mail.ess.barracuda.com
  • 209.222.82.255 ↩ mail.ess.barracuda.com
  • 209.222.82.253 ↩ mail.ess.barracuda.com

SOA Record

Raw SOA ns97.worldnic.com namehost.worldnic.com 125112115 10800 3600 604800 3600
Primary NS (mname)
ns97.worldnic.com
Admin Email (rname)
namehost@worldnic.com
Serial
125112115
Refresh
10800s
Retry
3600s
Expire
604800s
Minimum TTL
3600s

Nameservers (NS)

ns97.worldnic.com
ns98.worldnic.com

SPF Record

✓ Strict (-all)
v=spf1 include:spf.ess.barracudanetworks.com include:_spf.smtp.com include:spf.protection.outlook.com -all
📊 DNS lookups: 3/10
✓ Hard fail (-all) — strict enforcement

DMARC Record

✓ Reject
v=DMARC1; p=reject; pct=100; rua=mailto:mcardles.com
✓ Reject — strongest protection
📋 SPF alignment: Relaxed · DKIM alignment: Relaxed
📧 Reports → mailto:mcardles.com

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

7 records
  • SPFv=spf1 include:spf.ess.barracudanetworks.com include:_spf.smtp.com include:spf.protection.outlook.com -all
  • qqsotcvng2hct29qme3tqmk9dj
  • MS=ms65636640
  • MS=ms36473746
  • apple-domain-verification=Sqa-ObYHIaciVuhPKSZaoYcMKWj5oh8gacnHDjaFNEg
  • google-site-verification=e-zBHaVRFOqydfGr6ffAXfFvfWhBFis_nA2xSmkVRMk
  • MS=ms19317177
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