thecsicompanies.com

Valid Email Server

Domain Overview

DNS: ✓ 2mo ago Checker: ✓ 2mo ago
thecsicompanies.com
Yes
✓ Yes
Outlook
No
No
⚠ Yes
No
No

Checked via [email protected] · 2026-03-25 20:06:08 UTC · ↺ Refresh

MX Hostnames

  • thecsicompanies-com.mail.protection.outlook.com

MX Priorities

  • thecsicompanies-com.mail.protection.outlook.com: 0

A / AAAA Records

  • 89.106.200.1 ↩ edge.redirect.pizza

Mail Server IPs

  • 52.101.8.34 ↩ mail-dm2pr04cu00102.inbound.protection.outlook.com
  • 52.101.10.12 ↩ mail-bn1pr21cu00204.inbound.protection.outlook.com
  • 52.101.194.19 ↩ mail-ch5pr02cu00303.inbound.protection.outlook.com
  • 52.101.8.51 ↩ mail-dm1pr04cu00203.inbound.protection.outlook.com
  • 2a01:111:f403:c922::1 ↩ mail-bl0pr05cu00501.inbound.protection.outlook.com
  • 2a01:111:f403:c801::1 ↩ mail-sn1pr0501cu00101.inbound.protection.outlook.com
  • 2a01:111:f403:f902:: ↩ mail-bl2pr04cu00100.inbound.protection.outlook.com
  • 2a01:111:f403:f804::3 ↩ mail-co1pr03cu00403.inbound.protection.outlook.com

SOA Record

Raw SOA ns10.dnsmadeeasy.com dns.dnsmadeeasy.com 2009010673 43200 3600 1209600 180
Primary NS (mname)
ns10.dnsmadeeasy.com
Admin Email (rname)
dns@dnsmadeeasy.com
Serial
2009010673
Refresh
43200s
Retry
3600s
Expire
1209600s
Minimum TTL
180s

Nameservers (NS)

ns10.dnsmadeeasy.com
ns15.dnsmadeeasy.com
ns11.dnsmadeeasy.com
ns12.dnsmadeeasy.com
ns14.dnsmadeeasy.com
ns13.dnsmadeeasy.com

SPF Record

✓ Soft Fail (~all)
v=spf1 include:_spf.bullhornmail.com include:spf.protection.outlook.com include:_spf.smtp.com include:spf.constantcontact.com include:sendgrid.net ~all
📊 DNS lookups: 5/10
~ Soft fail (~all) — moderate enforcement

DMARC Record

✓ Reject
v=DMARC1; p=reject; adkim=s; aspf=s; rua=mailto:[email protected],mailto:[email protected],mailto:[email protected]; fo=1
✓ Reject — strongest protection
📋 SPF alignment: Strict · DKIM alignment: Strict
📧 Reports → mailto:[email protected],mailto:[email protected],mailto:[email protected]

DKIM Selectors

✓ 5 found
selector1._domainkey
selector2._domainkey
k1._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

7 records
  • apple-domain-verification=ngkcvaUhNZfKrvrk
  • SPFv=spf1 include:_spf.bullhornmail.com include:spf.protection.outlook.com include:_spf.smtp.com include:spf.constantcontact.com include:sendgrid.net ~all
  • atlassian-domain-verification=m9CZEwc1dkFyd8FHmBF3suxVqd5N3GgGOsavRTbKlOO6JB8A3xJa98MvY0eNLEdB
  • google-site-verification=EdguKaQDaiNr1I69vTdrbylitz2CArd2x4sZj7ZkOMg
  • 0ed1fe018ab6701c3f112f4843bcdcc8dd2d2f04ad
  • google-site-verification=kP7oBHc8FZO0-qHUfTZJ2LRvjyfPvXg_jJohnSnj6U0
  • cisco-ci-domain-verification=5a8dea868d0e9cdd3686619e48fff35cb46203ab16404a3e825c9da42c8bc469
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
See demo & docs
Deep verification
Full email verification for thecsicompanies.com

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

No credit card required
Get 1,000 Free Credits