99designs.com

Valid Email Server

Domain Overview

DNS: ✓ 2mo ago Checker: ✓ 2mo ago
99designs.com
Yes
✓ Yes
Mimecast
No
No
⚠ Yes
No
No

Checked via [email protected] · 2026-03-21 10:34:19 UTC · ↺ Refresh

MX Hostnames

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

MX Priorities

  • eu-smtp-inbound-2.mimecast.com: 5
  • eu-smtp-inbound-1.mimecast.com: 0

A / AAAA Records

  • 44.207.253.67 ↩ ec2-44-207-253-67.compute-1.amazonaws.com
  • 54.208.222.173 ↩ ec2-54-208-222-173.compute-1.amazonaws.com

Mail Server IPs

  • 91.220.42.241 ↩ eu-smtp-inbound-1.mimecast.com
  • 91.220.42.211 ↩ eu-smtp-inbound-1.mimecast.com
  • 195.130.217.241 ↩ eu-smtp-inbound-2.mimecast.com
  • 195.130.217.211 ↩ eu-smtp-inbound-1.mimecast.com
  • 91.220.42.201 ↩ eu-smtp-inbound-2.mimecast.com
  • 195.130.217.201 ↩ eu-smtp-inbound-2.mimecast.com

SOA Record

Raw SOA ns-270.awsdns-33.com awsdns-hostmaster.amazon.com 1 7200 900 1209600 86400
Primary NS (mname)
ns-270.awsdns-33.com
Admin Email (rname)
awsdns-hostmaster@amazon.com
Serial
1
Refresh
7200s
Retry
900s
Expire
1209600s
Minimum TTL
86400s

Nameservers (NS)

ns-1584.awsdns-06.co.uk
ns-270.awsdns-33.com
ns-673.awsdns-20.net
ns-1456.awsdns-54.org

SPF Record

✓ Soft Fail (~all)
v=spf1 include:_spf.google.com include:mail.zendesk.com include:4536507.spf06.hubspotemail.net ~all
📊 DNS lookups: 3/10
~ Soft fail (~all) — moderate enforcement

DMARC Record

~ Quarantine
v=DMARC1; p=quarantine; rua=mailto:[email protected]; ruf=mailto:[email protected]; adkim=r; pct=100;
~ Quarantine — good protection (failing mail goes to spam)
📋 SPF alignment: Relaxed · DKIM alignment: Relaxed
📧 Reports → mailto:[email protected]

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

12 records
  • atlassian-domain-verification=li+XUFuH2/si7gIB9oVc3hRaPdzRSRv6/iTqk58BTgVJxnOmBohKQRG7IALiZnOJ
  • dtm-domain-verification=xrt58S3pa-GrGk4BfMs9OWuaicgPuX-ZtSEtLgMiipA
  • google-site-verification=0wMU_zQunHpOdxXLi0nZZ4lEO9IfvDNbNjgRZ53FKls
  • google-site-verification=9yZXjSTqoiGMX9unT4lAPP1MO091nvjDHybo3xuP_qQ
  • google-site-verification=o-lNXvDXQW9mDqEMhKefSbrlFR6WmCgD8gHxDes2yBE
  • have-i-been-pwned-verification=2813b5e6fd24bd405c00457459a7aa47
  • pinterest-site-verification=f787115e1d76f4321ec509b80f2d9dde
  • segment-site-verification=h6uN2Y8v5YiShWFshivhcA2hhe4NpdYx
  • SPFv=spf1 include:_spf.google.com include:mail.zendesk.com include:4536507.spf06.hubspotemail.net ~all
  • 0ed1fe018a5b7f2f55b5264d148c42fbe72658a60a
  • 948532737-1391806
  • MS=ms66188612
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 99designs.com

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

No credit card required
Get 1,000 Free Credits