caytonmuseum.org

Valid Email Server

Domain Overview

DNS: ✓ 2mo ago Checker: ✓ 2mo ago
caytonmuseum.org
Yes
✓ Yes
Unknown
No
No
⚠ Yes
No
No

Checked via [email protected] · 2026-03-18 23:52:05 UTC · ↺ Refresh

MX Hostnames

  • mx2-us1.ppe-hosted.com
  • mx1-us1.ppe-hosted.com

MX Priorities

  • mx2-us1.ppe-hosted.com: 2
  • mx1-us1.ppe-hosted.com: 1

A / AAAA Records

  • 23.236.62.147 ↩ 147.62.236.23.bc.googleusercontent.com

Mail Server IPs

  • 148.163.129.51 ↩ mx2-us1.ppe-hosted.com
  • 67.231.154.163 ↩ mx2-us1.ppe-hosted.com
  • 67.231.154.162 ↩ mx1-us1.ppe-hosted.com
  • 148.163.129.50 ↩ mx1-us1.ppe-hosted.com

SOA Record

Raw SOA ns10.dnsmadeeasy.com dns.dnsmadeeasy.com 2009010242 43200 3600 1209600 180
Primary NS (mname)
ns10.dnsmadeeasy.com
Admin Email (rname)
dns@dnsmadeeasy.com
Serial
2009010242
Refresh
43200s
Retry
3600s
Expire
1209600s
Minimum TTL
180s

Nameservers (NS)

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

SPF Record

✓ Soft Fail (~all)
v=spf1 ip4:34.225.173.78 a:dispatch-us.ppe-hosted.com include:spf.protection.outlook.com include:spf.exclaimer.net include:amazonses.com include:spf.mandrillapp.com include:servers.mcsv.net include:outboundmail.blackbaud.net ~all
📊 DNS lookups: 7/10
~ Soft fail (~all) — moderate enforcement

DMARC Record

~ Quarantine
v=DMARC1; p=quarantine;
~ Quarantine — good protection (failing mail goes to spam)
📋 SPF alignment: Relaxed · DKIM alignment: Relaxed
⚠ No aggregate reports (rua= not set)

DKIM Selectors

✓ 3 found
k1._domainkey
s1._domainkey
s2._domainkey
⚠ Public key (p=) missing in DKIM record for selector k1.

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

All TXT Records

7 records
  • duo_sso_verification=4rJiOCiUrFsuZdC16hfpUpbMDjF0sZTvjrvhPxBucJroWFXZKpfZAQMhK4FqBhI2
  • DKIMv=DKIM1; k=rsa; p=MIGfMA0GCSqGSIb3DQEBAQUAA4GNADCBiQKBgQDjOAbjoHD3drlpMDtPBYmCWYwJbK8JsR9Ana2Vl4KFTMjbHHA+Jn0E02vYpjFp8G2Z6Xol96Aq1eZn2ftpV6NIc+lCg3DBVaK2CQPL91X87RWkH60T8Sj9BO83OZ2e3iLctOFdktZqwcXhcMfIdFFpOhmOEUj5YQ4fw/46gOqkoQIDAQAB
  • BT2EVBNRDY9M62BNP4KGIZLSP8F9NXXTAJ4E57Z8K
  • SPFv=spf1 ip4:34.225.173.78 a:dispatch-us.ppe-hosted.com include:spf.protection.outlook.com include:spf.exclaimer.net include:amazonses.com include:spf.mandrillapp.com include:servers.mcsv.net include:outboundmail.blackbaud.net ~all
  • asv=8f905339c6a5fc36ca22ebcc944b9cb2
  • ppe-edee4c9e6e8df1ddd225a75713541d8a8bce2247
  • apple-domain-verification=LAEutZEiDZFVbFHD
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 caytonmuseum.org

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

No credit card required
Get 1,000 Free Credits