What powers 
classlist.com?
Last seen Oct 2026 · 60 technologies across 29 categories
Advertising
Twitter Ads
since Nov 2021
Analytics
HubSpot Analytics
since Feb 2021
Linkedin Insight Tag
since Mar 2023
Matomo
since Sep 2019
Matomo Analytics
since Aug 2020
Authentication
Facebook Login
since Nov 2021
Linkedin Sign-in
since Nov 2021
Cache Tools
WordPress Super Cache
since Jan 2019
Captchas
reCAPTCHA
since Jan 2019
CDN
Amazon CloudFront
since Jan 2019
Amazon S3
since Jan 2019
cdnjs
since Nov 2021
Cloudflare
since Jan 2019
jsDelivr
since Jan 2021
CMS
HubSpot CMS Hub
since Nov 2021
Cookie compliance
HubSpot Cookie Policy Banner
since Nov 2021
Databases
MySQL
since Jan 2019
Documentation
Zendesk
since Nov 2021
Google Workspace
since Aug 2022
Sendgrid
since Aug 2022
Font scripts
Google Font API
since Jan 2019
Twitter Emoji (Twemoji)
since Jan 2019
JavaScript Frameworks
JavaScript graphics
JavaScript Libraries
Slick
since Nov 2021
Load balancers
Amazon ALB
since Sep 2021
Marketing automation
HubSpot
since Sep 2019
Miscellaneous
Operating Systems
Ubuntu
since Jan 2019
PaaS
Amazon Web Services
since Jan 2019
Payment processors
Stripe
since Jan 2021
Programming languages
Reverse proxies
Envoy
since Nov 2021
Security
Cloudflare Bot Management
since Nov 2021
HSTS
since Sep 2022
SEO
Yoast SEO
since Jan 2019
Tag Managers
Google Tag Manager
since Jan 2019
Web frameworks
Ruby on Rails
since Jan 2019
Web servers
Apache HTTP Server
since Jan 2019
Widgets
AI Crawlers
No robots.txt, so all AI crawlers are allowed by default. Checked Nov 2026.
- robots.txt not found
- llms.txt not found
- ai.txt not found
- Oct 2026 * removed from robots.txt
- Oct 2026 llms.txt removed
- Oct 2026 robots.txt removed
AI Crawlers
No robots.txt, all AI crawlers allowed
Audience
- 74% desktop
- 26% phone
United Kingdom
Netherlands
Thailand
Portugal
Germany
Singapore
Where the site's Chrome visitors come from, largest estimated audience first.
Open Page Rank
4.45 / 10 · ranked #408,906 of all domains
72 referring domains · OpenPageRank
Search traffic
630 est. monthly organic visits (US)
136 keywords in Google's top 30
Core Web Vitals
| LCP | 1.9 s |
| INP | 75 ms |
| CLS | 0 |
| TTFB | 500 ms |
Real user p75, Chrome UX Report, Oct 2026.
Page
- CDN: Amazon CloudFront
- Weight: 0.4 MB · 16 requests
- Structured data: OpenGraph
Homepage as crawled by the HTTP Archive, Oct 2026.
Infrastructure
- Registered Feb 2004 (22 years) via Name.com, Inc., renews Feb 2027
- Hosted on Amazon Web Services (13.224.30.61, IPv6)
- DNS: Name.com
- Email: Google Workspace
- Email security: SPF (soft fail), DMARC reject
- SSL: Sectigo, RSA 2048, wildcard, expires Dec 2026
- Common Crawl link graph: rank 604,371, 13 hosts
- Verified with: Google
DNS records as swept Nov 2026, certificate as seen Nov 2026, registration from the registry's RDAP service. How the web is hosted
Subdomains
| Host | Techs |
|---|---|
| blog.classlist.com | 30 |
| info.classlist.com | 22 |
| www.classlist.com | 22 |
| classlist.com | 16 |
| app.classlist.com | 14 |
| help.classlist.com | 13 |
| start.classlist.com | 13 |
| events.classlist.com | 9 |
| login.classlist.com | 7 |
| parent.classlist.com | 7 |
| school.classlist.com | 7 |