19 technologies3 categories
codepen.io uses Cloudflare, HubSpot, and Klaviyo and 16 other technologies. It ranks #5,193 globally.
Infrastructure includes Cloudflare and Cloudflare DNS.
Tech Stack Highlights
Analytics & Marketing11
HubSpot
Marketing automation
100%
1 evidence signal
dns
DKIM selector: hs1K
Klaviyo
Marketing automation
100%
1 evidence signal
dns
DKIM selector: klM
MailChimp
Marketing automation
100%
1 evidence signal
dns
DKIM selector: k1C
Customer.io
Marketing automation
100%
1 evidence signal
dns
DKIM selector: cioR
Resend
Email
100%
1 evidence signal
dns
DKIM selector: resendG
Google Workspace
Email
100%
1 evidence signal
dns
MX: aspmx.l.google.comM
Microsoft 365
Email
100%
1 evidence signal
dns
DKIM selector: selector1S
SendGrid
Email
100%
1 evidence signal
dns
DKIM selector: s1P
Postmark
Email
100%
1 evidence signal
dns
DKIM selector: pmA
Amazon SES
Email
100%
1 evidence signal
dns
DKIM selector: amazonsesCarbon Ads
Advertising
75%
1 evidence signal
Script
https://cdn.carbonads.com/carbon.js?serve=CK7IVK7U&placement=codepenioInfrastructure & Security4
Cloudflare
CDN
100%
3 evidence signals
Header
9cb1bec0a8761975-SJCHeader
cloudflare: cloudflareCookie
__cf_bmC
Cloudflare DNS
PaaS
100%
1 evidence signal
dns
NS: albert.ns.cloudflare.comHSTS
Security
75%
1 evidence signal
Header
max-age=31536000; includeSubDomains; preloadCloudflare Bot Management
Security
75%
1 evidence signal
Cookie
__cf_bmLibraries & Utilities4
HTTP/3
Miscellaneous
75%
1 evidence signal
Header
h3: h3=":443"; ma=86400Webpack
Miscellaneous
75%
1 evidence signal
JS Global
webpackJsonp → objectSentry
Issue trackers
75%
1 evidence signal
JS Global
__SENTRY__ → objectPayPal
Payment processors
75%
1 evidence signal
Header
\.paypal\.com: default-src 'self'; base-uri 'self'; block-all-mixed-content; connect-src blob: *; font-src data: *; frame-src data: blob: *; img-src 'self' assets.codepen.io cpwebassets.codepen.io assets.codepen.io shots.codepen.io *.codepen.dev *.codepen-staging.com *.codepen.website *.codepen.io *.wp.com gravatar.com static.filestackapi.com *.buysellads.net *.buysellads.com *.activemetering.com *.carbonads.net *.doubleclick.net *.adsafeprotected.com secure.adnxs.com segment.prod.bidr.io *.unsplash.com *.googleusercontent.com avatars.githubusercontent.com data: blob:; form-action 'self'; media-src 'self' assets.codepen.io blog.codepen.io assets.codepen.io; object-src 'none'; script-src 'self' 'unsafe-eval' 'nonce-YKrKKb2lpnc=' cpwebassets.codepen.io *.braintreegateway.com *.buysellads.com *.buysellads.net *.carbonads.com *.carbonads.net *.doubleclick.net *.filestackapi.com *.firebaseio.com *.paypal.com *.paypalobjects.com *.stripe.com *.wufoo.com secure.adnxs.com segment.prod.bidr.io wufoo.com www.google.com www.gstatic.com; style-src 'unsafe-inline' *; report-uri /cpe/csp