Have I Been PwnedHave I Been Pwned

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Domain ownership verification for haveibeenpwned provides site owners with access to reports of email addresses associated with there domain found in data breaches.

Frameworks

Facebook Domain VerificationFacebook Domain Verification

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Domain Verification provides a way for you to claim ownership of your domain in Facebook Business Manager.

Content Delivery Network

CloudflareCloudflare

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Automatically optimizes the delivery of your web pages so your visitors get the fastest page load times and best performance.

Email Hosting Providers

MailgunMailgun

Mailgun Usage Statistics · Download List of All Websites using Mailgun

Mailgun is a set of APIs that allow you to send, receive, track and store email effortlessly.

Transactional Email

SendgridSendgrid

Sendgrid Usage Statistics · Download List of All Websites using Sendgrid

SendGrid's cloud-based email infrastructure provides businesses with email delivery management.

Transactional Email

OnDMARCOnDMARC

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Actively block phishing attacks and prevent email impersonation.

DMARC

SPFSPF

SPF Usage Statistics · Download List of All Websites using SPF

The Sender Policy Framework is an open standard specifying a technical method to prevent sender address forgery.

Verified CDN