seekr.com

Valid Email Server

Domain Overview

DNS: ✓ 2mo ago Checker: ✓ 2mo ago
seekr.com
Yes
✓ Yes
Mimecast
No
No
⚠ Yes
No
No
Did you mean: [email protected]

Checked via [email protected] · 2026-03-19 07:12:02 UTC · ↺ Refresh

MX Hostnames

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

MX Priorities

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

A / AAAA Records

  • 3.129.232.104 ↩ ec2-3-129-232-104.us-east-2.compute.amazonaws.com

Mail Server IPs

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

SOA Record

Raw SOA ns-1197.awsdns-21.org awsdns-hostmaster.amazon.com 1 7200 900 1209600 86400
Primary NS (mname)
ns-1197.awsdns-21.org
Admin Email (rname)
awsdns-hostmaster@amazon.com
Serial
1
Refresh
7200s
Retry
900s
Expire
1209600s
Minimum TTL
86400s

Nameservers (NS)

ns-1197.awsdns-21.org
ns-1916.awsdns-47.co.uk
ns-315.awsdns-39.com
ns-957.awsdns-55.net

SPF Record

✓ Soft Fail (~all)
v=spf1 redirect=2wbbmic2._spf._d.mim.ec
📊 DNS lookups: 1/10

DMARC Record

✓ Reject
v=DMARC1; p=reject; rua=mailto:[email protected]; ruf=mailto:[email protected]; fo=1;
✓ 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

15 records
  • anthropic-domain-verification-x2jsvd=whULPVbouDY75CUGyVTn7D8Pr
  • apple-domain-verification=jsJy8dJtCoGIBay5
  • atlassian-domain-verification=KOJJBabuDjbjG0iBEHg/6jQI5UydaapxXyK5BXOGsSwoiBOyYetPO3UevKf0j9f3
  • facebook-domain-verification=f4n72l6iplrnobiqy618mvkr2zqnqg
  • google-site-verification=Qad2m4BlKKCHwpDk6NWRM7FHEFlqltseqEnzKzQy9JA
  • linkedin-site-verification=c262424e-8071-4a04-bb73-46fb91d12108
  • lirmn6r2qae16v2f17c7a6m6kn
  • qobvof5sh9ds9kbtck0vsntitb
  • twilio-domain-verification=517fb76350376a6e6eebbe23b6574726
  • SPFv=spf1 redirect=2wbbmic2._spf._d.mim.ec
  • 00Dao00001M5U57=1TBao00000005yz
  • 0ed1fe018ad63a583fd7eb4c28aeccae22c3643737
  • 858bbno08k1rb54o1hpv12g18j
  • ZOOM_verify_yoqzlcq33Hj2v5x5bHmVXm
  • anthropic-domain-verification-pjqkgc=xybObH4aDz6Mj75aPFYEzkg6e
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 seekr.com

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

No credit card required
Get 1,000 Free Credits