sundackcpa.com

Valid Email Server
Domain Lookup › sundackcpa.com
Live data — DNS records and disposable check were just fetched and saved.

Domain Overview

DNS: ⚡ live Checker: ⚡ live
sundackcpa.com
Yes
✓ Yes
Outlook
No
No
⚠ Yes
No
No

Checked via [email protected] · 2026-09-04 19:07:29 UTC · ↺ Refresh

Add email validation to your forms — free

Add our free script to block 10,000+ disposable domains + perform other checks. No signup, unlimited checks.

MX validation Disposable detection Role accounts
Add to your signup form
<script src="https://check.verifyswift.com/"></script>
One line · No registration · See full docs & demo → · Customize →

MX Hostnames

  • sundackcpa-com.mail.protection.outlook.com

MX Priorities

  • sundackcpa-com.mail.protection.outlook.com: 10

A / AAAA Records

  • 104.21.9.228 (no PTR)
  • 172.67.161.97 (no PTR)
  • 2606:4700:3036::6815:9e4
  • 2606:4700:3030::ac43:a161

Mail Server IPs

  • 52.101.60.163 ↩ mail-bn3pr04cu00103.inbound.protection.outlook.com
  • 52.101.9.5 ↩ mail-mn2pr04cu00205.inbound.protection.outlook.com
  • 52.101.8.44 ↩ mail-dm5pr04cu00104.inbound.protection.outlook.com
  • 52.101.8.46 ↩ mail-dm6pr05cu00406.inbound.protection.outlook.com
  • 2a01:111:f403:f90f::1 ↩ mail-sa9pr04cu00201.inbound.protection.outlook.com
  • 2a01:111:f403:c918:: ↩ mail-byapr04cu00400.inbound.protection.outlook.com
  • 2a01:111:f403:c922::1 ↩ mail-bl0pr05cu00501.inbound.protection.outlook.com
  • 2a01:111:f403:c902::16 ↩ mail-byapr04cu00306.inbound.protection.outlook.com

SOA Record

Raw SOA eva.ns.cloudflare.com dns.cloudflare.com 2410583321 10000 2400 604800 1800
Primary NS (mname)
eva.ns.cloudflare.com
Admin Email (rname)
dns@cloudflare.com
Serial
2410583321
Refresh
10000s
Retry
2400s
Expire
604800s
Minimum TTL
1800s

Nameservers (NS)

michael.ns.cloudflare.com
eva.ns.cloudflare.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; rua=mailto:[email protected];
✓ Reject — strongest protection
📋 SPF alignment: Relaxed · DKIM alignment: Relaxed
📧 Reports → mailto:[email protected]

DKIM Selectors

✗ None detected

No DKIM records found for common selectors — your provider may use a custom selector name.

Checked: google, selector1/2, default, mail, dkim, k1, s1/2, zoho, sendgrid, mxvault, amazonses

All TXT Records

4 records
  • google-site-verification=S1B-IrkK3FYGX3HHf0oiJEzrp5RE-tp0mzijUEdaIXQ
  • SPFv=spf1 include:spf.protection.outlook.com -all
  • MS=ms56517226
  • google-site-verification=7Y059lcC6iGOfImD90kjNzHIjAncsa5Kz6Vqye9tGAc
Free · No signup required
Add email validation to your forms

Block disposable emails, validate MX records, detect role accounts — unlimited, forever free.

<script src="https://check.verifyswift.com/"></script>
One line of code · Works on any site · Customize →
See demo & docs
Deep verification
Full email verification for sundackcpa.com

SMTP handshake, catch-all detection, custom validation rules, actual deliverability tests, and more.

No credit card required
Get 1,000 Free Credits