heartinternet.co.uk

Valid Email Server
Domain Lookup › heartinternet.co.uk

Domain Overview

DNS: ✓ 2mo ago Checker: ✓ 2mo ago
heartinternet.co.uk
Yes
✓ Yes
Outlook
No
No
⚠ Yes
No
No
Did you mean: [email protected]

Checked via [email protected] · 2026-03-18 22:09:11 UTC · ↺ Refresh

MX Hostnames

  • heartinternet-co-uk.mail.protection.outlook.com

MX Priorities

  • heartinternet-co-uk.mail.protection.outlook.com: 0

A / AAAA Records

  • 46.32.225.75 (no PTR)

Mail Server IPs

  • 52.101.89.2 ↩ mail-lo3p265cu00302.inbound.protection.outlook.com
  • 52.101.89.1 ↩ mail-lo0p265cu00201.inbound.protection.outlook.com
  • 52.101.99.2 ↩ mail-cwxp265cu00502.inbound.protection.outlook.com
  • 52.101.89.0 ↩ mail-lo2p265cu02300.inbound.protection.outlook.com
  • 2a01:111:f403:ca1a::1 ↩ mail-cwxp265cu00601.inbound.protection.outlook.com
  • 2a01:111:f403:ca1a:: ↩ mail-cwxp265cu00500.inbound.protection.outlook.com
  • 2a01:111:f403:ca0b::1 ↩ mail-lo3p265cu00301.inbound.protection.outlook.com
  • 2a01:111:f403:ca0b:: ↩ mail-lo2p265cu02300.inbound.protection.outlook.com

SOA Record

Raw SOA ns1.gandi.net hostmaster.gandi.net 1773532725 10800 3600 604800 10800
Primary NS (mname)
ns1.gandi.net
Admin Email (rname)
hostmaster@gandi.net
Serial
1773532725
Refresh
10800s
Retry
3600s
Expire
604800s
Minimum TTL
10800s

Nameservers (NS)

ns-56-b.gandi.net
ns-117-a.gandi.net
ns-161-c.gandi.net

SPF Record

✓ Strict (-all)
v=spf1 mx exists:%{i}.exspf.heartinternet.uk include:spf.sign-up.to include:spf.protection.outlook.com include:spf.em.secureserver.net -all
📊 DNS lookups: 5/10
✓ Hard fail (-all) — strict enforcement

DMARC Record

✗ Missing

No DMARC record — emails cannot be rejected on auth failure.

DKIM Selectors

✓ 2 found
selector1._domainkey
selector2._domainkey
✓ Public key: 392 chars (valid)
✓ DKIM properly configured for selector: selector1

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

All TXT Records

7 records
  • MS=ms55580865
  • SPFv=spf1 mx exists:%{i}.exspf.heartinternet.uk include:spf.sign-up.to include:spf.protection.outlook.com include:spf.em.secureserver.net -all
  • google-site-verification=cq2bBQVwuQPwJfpFgqJeO1FcdJrigPrhzb9Qn-XoNyA
  • b9Vb8x8CnVQNx0duGK2H//ckcJsNhGwQWs3Gqvrt8NNIGZllXMA9tvlH/lNQvfjV+//Av7ZKfShc7CUf1p/NtQ==
  • google-site-verification=fhnUHglO1EKP_7E0cjY-WlubIDATgQWJ4CTVtTFCoKE
  • google-site-verification=1lm7o7TqlDhyCZgM9_sG_76aAx3HLBw9yDVxuR63QRk
  • google-site-verification=4OG0xNyFpaf0sKdpyd1V7ZhbZzyZb0r9n8NuSNN5d6Y
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 heartinternet.co.uk

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

No credit card required
Get 1,000 Free Credits