thomasarts.com

Valid Email Server

Domain Overview

DNS: ✓ 2mo ago Checker: ✓ 2mo ago
thomasarts.com
Yes
✓ Yes
Mimecast
No
No
⚠ Yes
No
No

Checked via [email protected] · 2026-03-19 00:57:22 UTC · ↺ Refresh

MX Hostnames

  • us-smtp-inbound-2.mimecast.com
  • us-smtp-inbound-1.mimecast.com

MX Priorities

  • us-smtp-inbound-1.mimecast.com: 10
  • us-smtp-inbound-2.mimecast.com: 10

A / AAAA Records

  • 3.168.73.105 ↩ server-3-168-73-105.jfk50.r.cloudfront.net
  • 3.168.73.104 ↩ server-3-168-73-104.jfk50.r.cloudfront.net
  • 3.168.73.118 ↩ server-3-168-73-118.jfk50.r.cloudfront.net
  • 3.168.73.91 ↩ server-3-168-73-91.jfk50.r.cloudfront.net

Mail Server IPs

  • 170.10.132.221 ↩ us-smtp-inbound-2.mimecast.com
  • 170.10.128.242 ↩ us-smtp-inbound-2.mimecast.com
  • 170.10.132.242 ↩ us-smtp-inbound-2.mimecast.com
  • 170.10.132.141 ↩ us-smtp-inbound-1.mimecast.com
  • 170.10.128.141 ↩ us-smtp-inbound-2.mimecast.com
  • 170.10.128.221 ↩ us-smtp-inbound-2.mimecast.com

SOA Record

Raw SOA ns-2017.awsdns-60.co.uk awsdns-hostmaster.amazon.com 1 7200 900 1209600 86400
Primary NS (mname)
ns-2017.awsdns-60.co.uk
Admin Email (rname)
awsdns-hostmaster@amazon.com
Serial
1
Refresh
7200s
Retry
900s
Expire
1209600s
Minimum TTL
86400s

Nameservers (NS)

ns-441.awsdns-55.com
ns-630.awsdns-14.net
ns-1499.awsdns-59.org
ns-2017.awsdns-60.co.uk

SPF Record

✓ Soft Fail (~all)
v=spf1 redirect=thomasarts.com.hosted.spf-report.com
📊 DNS lookups: 1/10

DMARC Record

✓ Reject
v=DMARC1; p=reject; sp=none; rua=mailto:[email protected]; ruf=mailto:[email protected]; adkim=r; aspf=r; fo=1; pct=100
✓ Reject — strongest protection
📋 SPF alignment: Relaxed · DKIM alignment: Relaxed
📧 Reports → mailto:[email protected]
↳ Subdomain policy: none

DKIM Selectors

✓ 1 found
google._domainkey
✓ Public key: 216 chars (valid)
✓ DKIM properly configured for selector: google

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

All TXT Records

25 records
  • atlassian-domain-verification=kD2XVnMXfN5UPn7Thhx6/4op8ia9JyU6Kx9JVuj0gH8YRTErtZiRvxUMMVJmnk8F
  • google-site-verification=oa6ScToY2yU2xPRBGF5Tbs0r4NjlMSMJ2kmHIc9p_VQ
  • lucid-verification=2t&u5QxBSQYS
  • zoho-verification=zb76242409.zmverify.zoho.com
  • MS=ms94620941
  • onetrust-domain-verification=c6ec0bc7671846b99e8dc46f5a5b8028
  • amazon-business-verification=6dc9fceb55f961554ddcd28dc66352125a6aee87bb11731d1fdd142d708e3f30
  • have-i-been-pwned-verification=2f03fb9e6e104f842575c3a2db2fc933
  • ZOOM_verify_tUV6M2JoaPkEhuoeNKwSFX
  • Validity-Domain-Verification=hvqunf8IoUi/+TyKmLPJntcfN997p=
  • SPFv=spf1 redirect=thomasarts.com.hosted.spf-report.com
  • miro-verification=56c3b9a31f8b3feffad75d02d313221a5fbae643
  • cisco-ci-domain-verification=d2f656cf0be54ed95a4781f9b8e3a0af4ab7f4da39de54776010c1830e61cc7
  • _lou9965rbrbwbp6temns0w78fz1xsn3
  • bw=a/jNcQ58mHGbFiMtosDVLu2nJ1nVYGWQyJLTBXC+EKrG
  • knowbe4-site-verification=86a75b8dc92b1ec1608688c1210af9d6
  • contractworksverify.thomasarts.com=493a8b28ea57772855bfa869fda7690f
  • atlassian-domain-verification=B8pvRKQSXWxtTokcblwYFSC4QVj6vOa2cYVSgq0IdU12BHFNaVkQq7pdfOhLCAKa
  • google-site-verification=AcgkDl162Mcb5VvCfCwPVzGrxDJU1ExI2ZNJbYJ-2X8
  • google-site-verification=B_ka1M_OijB0dWLtBiB390LOw6U7lDasYztLgfR05k8
  • MS=ms76459605
  • smartsheet-site-validation=rx50e4Sq1ulYClstCTikn8c-X5obHQNq
  • apple-domain-verification=CbCzsEdqYjfIkTOP
  • 0ed1fe018a62cd409062b146839e67199135cfeabb
  • apple-domain-verification=F36za0IbdEimyCZXENpd-Lt0A7m6mrJQaSJGe3udFVo
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