hc-one.co.uk

Valid Email Server
Domain Lookup › hc-one.co.uk

Domain Overview

DNS: ✓ 2mo ago Checker: ✓ 2mo ago
hc-one.co.uk
Yes
✓ Yes
Mimecast
No
No
⚠ Yes
No
No
Did you mean: [email protected]

Checked via [email protected] · 2026-03-24 16:35:22 UTC · ↺ Refresh

MX Hostnames

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

MX Priorities

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

A / AAAA Records

  • 104.20.9.112 (no PTR)
  • 104.20.10.112 (no PTR)
  • 2606:4700:10::6814:a70 (no PTR)
  • 2606:4700:10::6814:970 (no PTR)

Mail Server IPs

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

SOA Record

Raw SOA langston.ns.cloudflare.com dns.cloudflare.com 2399049129 10000 2400 604800 1800
Primary NS (mname)
langston.ns.cloudflare.com
Admin Email (rname)
dns@cloudflare.com
Serial
2399049129
Refresh
10000s
Retry
2400s
Expire
604800s
Minimum TTL
1800s

Nameservers (NS)

langston.ns.cloudflare.com
meera.ns.cloudflare.com

SPF Record

✓ Soft Fail (~all)
v=spf1 ip4:188.39.37.228 ip4:91.103.185.221 ip4:152.114.220.10 ip4:152.114.222.10 ip4:168.245.121.100 include:amazonses.com include:eu._netblocks.mimecast.com include:_spf.eploy.net include:_spf.createsend.com ~all
📊 DNS lookups: 4/10
~ Soft fail (~all) — moderate enforcement

DMARC Record

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

18 records
  • acme-challenge.hc-one.co.uk
  • SPFv=spf1 ip4:188.39.37.228 ip4:91.103.185.221 ip4:152.114.220.10 ip4:152.114.222.10 ip4:168.245.121.100 include:amazonses.com include:eu._netblocks.mimecast.com include:_spf.eploy.net include:_spf.createsend.com ~all
  • amazonses:Wnpl6g3IXzTvcL73+wNyQmyl8bmBLvjYYZ7OcymYCw0=
  • FEpnvUfiDAwUdL6fLF2FztAojUSsF120XR5b4trPnUg
  • uqumtddgcgnb4jhdiolikqqmt6
  • ZOOM_verify_DIUqGYMJTc2KzFuKwul6HQ
  • _acme-challenge.hc-one.co.uk
  • apple-domain-verification=bSrV9vWbCzMDbkcF
  • 4jVHplZMBK-xjx50pHfLIHBk31p0ZQbeBOHc8apdzeg
  • google-site-verification=dVU7CrOYXwyYu3CW3Vc62iDL5QOdoqbhIKBHM8vtcqo
  • teamviewer-sso-verification=b0bdafdc6d1a433db0209cec1733d0d9
  • 98lincsme673q281i1p8sg31ko
  • MS=ms42403167
  • r0gaq1fd37bblg4cpv82bl29kf
  • b7a6e79bb9cef4959fe36613eb56b91451667aefba70932a16
  • MS=ms52299730
  • yHtni5Xvy+rGAa1AFZYxpLR+7mqMIbOkMH0vlmo3bGHkoECIdhELkR/Cn3mXwCWsV6WNBn+e+9pmfzFPOiiEZA==
  • prodpad-domain-verification=FbsFUlsLeByNesEzYbgn8qCOSvSv7ClK4Lmluculv88=
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