Varnish

Varnish is used by 1.37% of sites

Official Website

Category

Varnish is an open-source web application accelerator and caching HTTP reverse proxy. It is designed to improve the performance and scalability of websites by caching content and serving it directly from memory, reducing the load on the backend servers.

Here are the key features and functions of Varnish:

HTTP Reverse Proxy: Varnish acts as a reverse proxy server, sitting between the client and the backend web server. When a client requests content, Varnish intercepts the request and forwards it to the backend server on behalf of the client. The response from the server is then cached by Varnish and subsequent requests for the same content can be served directly from the cache.

Content Caching: Varnish caches the content of web pages, images, and other static or dynamic resources in memory. By serving content from the cache, Varnish reduces the response time and improves the overall performance of the website. Caching is especially effective for static content that doesn't change frequently.

HTTP Acceleration: Varnish optimizes the delivery of web content by implementing various techniques, such as request and response filtering, compression, and pipelining. It minimizes network latency, reduces server load, and enhances the user experience by delivering content faster.

Edge Side Includes (ESI): Varnish supports Edge Side Includes, which allows dynamic content to be included within cached pages. This enables selective caching of different parts of a webpage and the ability to update dynamic content within the cached page without invalidating the entire cache.

Cache Invalidation: Varnish provides mechanisms to invalidate or refresh the cache when the underlying content changes. This ensures that users receive the most up-to-date content by bypassing the cache for modified resources.

Load Balancing: Varnish can be used as a load balancer, distributing client requests across multiple backend servers based on various algorithms such as round-robin, least connections, or client IP. This helps distribute the load evenly among backend servers, improving scalability and reliability.

VCL (Varnish Configuration Language): Varnish is highly customizable through its configuration language called VCL. VCL allows developers to define custom caching rules, handle complex request and response scenarios, and implement advanced caching strategies tailored to specific application requirements.

Logging and Monitoring: Varnish provides logging facilities to track and analyze requests, cache hits, cache misses, and other performance metrics. It also integrates with monitoring tools and metrics systems to monitor the health and performance of the caching infrastructure.

Varnish is widely used by high-traffic websites, content delivery networks (CDNs), and web application providers to improve the scalability and speed of their services. By caching content and serving it directly from memory, Varnish reduces the response time, lowers server load, and enhances the overall user experience.

Top Websites using Varnish

: Bounce ratePages / VisitVisit duration
101go.com Go.com | The Walt Disney CompanyÂ Go.com is the top-level home on the Internet to the online properties of The Walt Disney Company.: 56.38 2.38 02:33
102vpmalley.github.io Explorations Boréales ... et autres aventures Explorations Boréales ... et autres aventures: 72.80 1.77 14:31
103cnbc.com Access Denied CNBC is the world leader in business news and real-time financial market coverage. Find fast, actionable information.: 65.27 1.90 02:39
104ubg235.github.io Site not found · GitHub Pages: n/a 0.00 n/a
105depop.com Forbidden - Depop Designer. Preloved. Vintage. Streetwear. Sneakers. Whatever your style. Find it on Depop.: 41.43 7.72 04:16
106priceline.com Access to this page has been denied. deep discounts on hotels, flights and rental cars. get exclusive savings with priceline.com.: 41.14 4.76 05:12
107el-mundo.es: 77.92 3.56 02:43
108icims.com ICIMS | Enterprise Recruiting Software & AI-Powered Applicant Tracking System ICIMS is a leading talent acquisition platform offering AI-powered applicant tracking, candidate engagement, onboarding, employer branding, and career site software to help organizations hire top talent at scale.: 19.73 7.07 04:41
109247sports.com 403 Forbidden 247Sports Podcasts for college basketball and college football recruiting fans: 42.95 4.15 04:56
110lipstickalley.com Access denied | lipstickalley.com used Cloudflare to restrict access | lipstickalley.com | Cloudflare Dr. Cheyenne Bryant being on this show is still weird to me. I binged this season and really did a double take when I saw her. The same woman that was schooling Cam on low vibrational behavior being on this show was not on my bingo card. Jennifer sounds so foolish every time she defends...: 27.89 8.74 10:59
111chatfriend.net: n/a 3.60 n/a
112setmem.github.io SETMEM team SETMEM software development team: 72.80 1.77 14:31
113cargurus.com Buy & Sell Cars: Reviews, Prices, and Financing - CarGurus Unbiased car reviews and over a million opinions and photos from real people. Use CarGurus to find the best used car deals.: 42.93 5.23 10:54
114george988.github.io Site not found · GitHub Pages data table: 73.40 1.74 14:10
115tny.com The New Yorker Reporting, Profiles, breaking news, cultural coverage, podcasts, videos, and cartoons from The New Yorker.: n/a 1.59 n/a
116ex***.org: 16.51 39.35 11:51
117heruirawan.github.io Heru | Home Heru | Home: 73.40 1.74 14:10
118bolt.org Community Forum - Bolt.org Bolt.org LinkSharing Forum!: n/a 12.30 01:11
119decipherinc.com The New Frontier of Experience & Research Technology | Forsta A marketing research services provider, Decipher specializes in online survey programming, data collection, data processing/reporting and custom technology development. Utilizing Web-based applications, Decipher integrates state of the art technology with traditional research techniques. Decipher's survey tools and data reporting suite provide users with the ability to automate post field production, significantly increasing the accuracy and quality of research reporting. ...: 23.77 20.90 05:50
120workoplis.com: n/a 6.55 n/a
121gitcdn.github.io Page not found · GitHub Pages: 73.08 1.73 12:35
122trafficvoodoo.com: n/a 2.74 n/a
123vimeo.com Vimeo - All-in-One Video Platform The video platform trusted by 287 million creatives, entrepreneurs, and businesses. Everything you need to create, manage, and share stunning videos.: 54.42 3.24 03:15
124danthe1st.github.io dan1st: n/a 0.00 n/a
125gamma.app Gamma a new medium for presenting ideas, powered by ai. create beautiful, engaging content with none of the formatting and design work.: 30.90 9.79 07:32
126bandcamp.com Bandcamp Discover amazing music and directly support the artists who make it.: 40.72 5.35 04:30
127dela3499.github.io Carlos De la Guardia Writing by Carlos De la Guardia: n/a 0.00 n/a
128mathipe98.github.io React App Web site created using create-react-app: n/a 0.00 n/a
129uptodown.com Descarga de apps para Android - Descarga, descubre, comparte en Uptodown Descarga tus apps de Android de forma sencilla en Uptodown: las últimas APK actualizadas, totalmente gratis y sin virus.: 39.75 3.08 02:25
130mlb.com 403 Access Denied Coverage includes audio and video clips, interviews, statistics, schedules and exclusive stories.: 37.79 4.30 07:50
131californ1a.github.io Californ1a: n/a 0.00 n/a
132noelvalent.github.io
PNCSS - Carrot Scarlet Studio
Write an awesome description for your new site here. You can edit this line in _config.yml. It will appear in your do***ent head meta (for Google search results) and in your feed.xml site description.: n/a 0.00 n/a
133paychex.com Attention Required! | Cloudflare Preguntas frecuentes sobre los formularios W-2.: 14.80 9.72 12:03
134politico.com Just a moment... nobody knows politics like politico.: 62.60 2.38 04:12
135mindbodyonline.com Best Fitness & Wellness Management Software | Mindbody Fuel the growth of your business with Mindbody's all-in-one software-the only platform powered by 20+ years of experience in fitness, beauty, and wellness.: 20.78 9.11 06:52
136mohammedtanzil.github.io Tanzil – Full stack web developer Exomac – Business React JS Template: n/a 0.00 n/a
137iriatretiakov.github.io Ilia Tretiakov | Curriculum Vitae: n/a 0.00 n/a
138vanstaalduinen.github.io This page has moved: n/a 0.00 n/a
139wa.gov | WA.gov: 37.74 7.83 05:30
140lunalgraphics.github.io Lunal Graphics Affordable creative software: n/a 0.00 n/a
141bootleggersrom.github.io Bootleggers ROM | Home An AOSP Custom ROM with the goal of making you feel like å®¶. Including various features from other projects and some interesting system apps.: n/a 0.00 n/a
142cbsnews.com CBS News | Breaking news, top stories & today's latest headlines CBS News offers breaking news coverage of today's top headlines. Stay informed on the biggest new stories with our balanced, trustworthy reporting.: 58.18 1.67 01:07
143rudraz.github.io Pizza Blog Pizza Blog: n/a 0.00 n/a
144evgenbabenko.github.io Evgeny Babenko: n/a 0.00 n/a
145webtoons.com
WEBTOON - Read Comics, Manga & Manhwa
WEBTOON is home to thousands of stories across 23 genres including romance, comedy, action, fantasy, and ***. Read comics, webcomics, manga, and manhwa online or download the WEBTOON app.: 38.50 6.14 09:47
146cambridge.org
503 Service Temporarily Unavailable
We unlock the potential of millions of people. Our qualiﬁcations, ***sments, academic publications and original research spread knowledge and spark enquiry.: 52.29 3.63 04:08
147tuttiinsiememissioni.altervista.org HOME |: n/a 10.00 n/a
148forbes.com Forbes Forbes is a global media company, focusing on business, investing, technology, entrepreneurship, leadership, and lifestyle.: 62.90 1.58 00:57
149muball.com: n/a 68.00 n/a
150openstreetmap.org OpenStreetMap OpenStreetMap is a map of the world, created by people like you and free to use under an open license.: 43.47 19.34 03:17

<< < 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 > >>