color.co.uk

Valid Email Server
Domain Lookup › color.co.uk

Domain Overview

DNS: ✓ 1mo ago Checker: ✓ 1mo ago
color.co.uk
Yes
✓ Yes
Mimecast
No
No
⚠ Yes
No
No
Did you mean: [email protected]

Checked via [email protected] · 2026-04-09 06:27:55 UTC · ↺ Refresh

MX Hostnames

  • eu-smtp-inbound-2.mimecast.com
  • eu-smtp-inbound-1.mimecast.com
  • color-co-uk.mail.protection.outlook.com

MX Priorities

  • eu-smtp-inbound-2.mimecast.com: 5
  • color-co-uk.mail.protection.outlook.com: 10
  • eu-smtp-inbound-1.mimecast.com: 5

A / AAAA Records

  • 23.227.38.65

Mail Server IPs

  • 195.130.217.201 ↩ eu-smtp-inbound-1.mimecast.com
  • 195.130.217.211 ↩ eu-smtp-inbound-1.mimecast.com
  • 91.220.42.211 ↩ eu-smtp-inbound-1.mimecast.com
  • 91.220.42.241 ↩ eu-smtp-inbound-2.mimecast.com
  • 91.220.42.201 ↩ eu-smtp-inbound-2.mimecast.com
  • 195.130.217.241 ↩ eu-smtp-inbound-2.mimecast.com
  • 52.101.68.8 ↩ mail-du0pr03cu00100.inbound.protection.outlook.com
  • 52.101.73.19 ↩ mail-as8pr04cu00803.inbound.protection.outlook.com
  • 52.101.68.3 ↩ mail-db7pr03cu00403.inbound.protection.outlook.com
  • 52.101.68.16 ↩ mail-db4pr02cu00400.inbound.protection.outlook.com
  • 2a01:111:f403:ca09::7
  • 2a01:111:f403:ca04::4
  • 2a01:111:f403:ca04::a
  • 2a01:111:f403:ca04::

SOA Record

Raw SOA dean.ns.cloudflare.com dns.cloudflare.com 2400675436 10000 2400 604800 1800
Primary NS (mname)
dean.ns.cloudflare.com
Admin Email (rname)
dns@cloudflare.com
Serial
2400675436
Refresh
10000s
Retry
2400s
Expire
604800s
Minimum TTL
1800s

Nameservers (NS)

melissa.ns.cloudflare.com
dean.ns.cloudflare.com

SPF Record

✓ Soft Fail (~all)
v=spf1 include:_netblocks.mimecast.com include:_spf.firespring.com include:servers.mcsv.net ~all
📊 DNS lookups: 3/10
~ Soft fail (~all) — moderate enforcement

DMARC Record

✗ p=none
v=DMARC1;p=none;
⚠ p=none — monitoring only, no enforcement
📋 SPF alignment: Relaxed · DKIM alignment: Relaxed
⚠ No aggregate reports (rua= not set)

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

3 records
  • google-site-verification=zwT83mHlt7z1JoH1_JwBpe_IYqKbWDZZeFPKEWpix00
  • SPFv=spf1 include:_netblocks.mimecast.com include:_spf.firespring.com include:servers.mcsv.net ~all
  • google-site-verification=8_dFsGc0o04lz2xRhLOWrJrpIcvtgysjiNL2Qaqa01U
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 color.co.uk

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

No credit card required
Get 1,000 Free Credits