Varnish

Varnish is used by 1.37% of sites

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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
851zumba.com
Zumba Fitness - Cl***, Apparel, DVD's and Trainings
Zumba fuses hypnotic latin rhythms and easy to follow moves to create a dynamic workout system that will *** you away. Our goal is simple: We want you to want to work out, to love working out, to get hooked. Zumba Fanatics achieve long term benefits while experiencing an absolute blast in one exhilarating hour of caloric-burning, heart-racing, muscle-pumping, body-energizing, awe-inspiring movements meant to engage and captivate for life! ...: 24.13 6.50 14:28
852carwow.co.uk carwow | The free, easy way to change your car online carwow brings you the best offers from thousands of trusted dealers so you can buy or sell your car in just a few clicks. Buy. Sell. WOW.: 48.46 4.71 02:18
853tonerok.it: n/a 36.00 n/a
854wtop.com WTOP | Washington’s Top News | DC, MD & VA News, Traffic & Weather WTOP delivers the latest news, traffic and weather information to the Washington, D.C. region. See today’s top stories.: 53.09 2.62 06:56
855mmafighting.com MMA Fighting MMA News & results for the Ultimate Fighting Championship (UFC), Strikeforce & more Mixed Martial Arts fights: 46.26 2.15 01:52
856cheapflights.com Cheap Flights, Airline Tickets & Airfares - Find Deals on Flights at Cheapflights.com Compare flight deal prices from leading providers and secure cheap airline tickets! Get the most affordable airfare and exclusive flight deals with Cheapflights. Book now and save!: 34.12 3.30 02:20
857wallstreetoasis.com Just a moment... Join 1,000,000+ members. Learn financial modeling and interview skills to help you break into the top financial careers in the world.: 40.61 4.32 05:36
858sukker.no Sukker.no Sukker.no har som eneste datingtjeneste i Norden vokst seg stor ved å levere resultater. Titusener av kjærestepar reklamerer for sukker.no.: n/a 0.00 n/a
859themirror.com The Mirror US - News, Sports, Celebrities and Showbiz Discover the latest news, sport, celebrity gossip, TV, politics and lifestyle from The Mirror US. Big stories with a big heart, always with you in mind.: 41.41 1.41 00:52
860hlj.com HLJ.com - The Worlds Largest Online Hobby, Toy and Figure Shop HLJ.com was started over 20 years ago to help hobbyists like you buy the best quality Figures, Models and Gundam at good prices. Buy Bandai, Takara Tomy, Tamiya and lots of other brands from Japan.: n/a 5.17 n/a
861gathercontent.com GatherContent: Website Content Management & Workflow Made Easy Easy to use software that helps you gather content from clients, painlessly. Try a 30 day trial (no credit card required).: n/a 5.10 n/a
862paprik.in: n/a 25.00 n/a
863bayern.de Bayerisches Landesportal – Das Landesportal des Freistaats Bayern und der Bayerischen Staatsregierung Offizielles Landesportal der Bayerischen Staatsregierung: Aktuelle Meldungen, Infos zum Freistaat Bayern, Politikthemen.: 48.79 7.09 05:16
864fdu.edu
Fairleigh ***inson University (FDU)
Fairleigh ***inson University (FDU): n/a 6.50 n/a
865overloop.com All-in-One CRM, Sales Automation & Sales Engagement Platform | Overloop CRM Overloop is the best CRM for small and medium businesses. Start more conversations, close more deals.: n/a 11.00 n/a
866brown.edu Brown University Brown is a leading research university, home to world-renowned faculty and also an innovative educational institution where the curiosity, creativity and intellectual joy of students drives academic excellence.: 69.10 0.00 05:29
867benshire.com.au: n/a 38.00 n/a
868wahlomat.de: n/a 27.00 n/a
869anwb.nl ANWB Belangen- en serviceorganisatie voor de Nederlandse automobilist. Nieuws, informatie over verzekeringen, online winkel en heel veel tips en informatie voor de automobilist. ANWB is er voor jou, onderweg en op je bestemming. Met persoonlijke hulp, advies en informatie, ledenvoordeel en belangenbehartiging.: 55.22 2.80 06:49
870dscuento.com: n/a 10.50 n/a
871bigjournalism.com - Big Journalism - Big Journalism: n/a 1.38 n/a
872litmus.com Email Marketing Platform | Litmus Litmus is the all-in-one email marketing platform that provides the tools and solutions your team needs to make every send count. Try for free today!: n/a 0.00 n/a
873tangam.com Tangam Systems Tangam Systems’ software, TYM, optimizes spread planning, game-mix and dynamic management for table games resulting in increased profits, highly productive teams, and a better patron experience.: 28.57 16.00 31:34
874tripactions.com Corporate Travel Management, Business Travel Company | TripActions TripActions is a complete corporate travel management solution that helps businesses control costs & keep employees happy. Learn more.: 30.84 5.80 08:16
875odnolubovniki.ru Истёк срок регистрации домена odnolubovniki.ru: n/a 2.36 n/a
876jomashop.com
Jomashop.com: Online Shopping for Watches, Handbags, Sungl***, Apparel, Beauty, Shoes, Pens & More
Jomashop.com offers the best prices on watches, handbags, sungl***, apparel, beauty, shoes, pens, and more with fast shipping and top-rated customer service. Our site features a huge selection of Omega Watches, Rolex, Breitling, Gucci, Tissot, Burberry, Citizen, Michael Kors and More: 72.98 0.00 09:31
877alexblackdiamond.com: n/a 1.19 n/a
878sfasu.edu Stephen F. Austin State University | University in Texas A largely residential, four-year teaching and research university, college located in Nacogdoches, Texas. Offers degrees at bachelor's, master's, and doctoral levels.: 70.93 10.00 15:21
879sporten.dk
B.T. Sport | Nyheder, ***yser og resultater fra sportens verden - bt.dk
Sportsnyheder fra det Berlingske Officin.
B.T. Sport - Danmarks sportsavis! Få seneste nyt om fodbold, håndbold, cykling, tennis og andre sportgrene med live, resultater fra kampe og løb på bt.dk: 95.40 2.99 07:47
880heap***ytics.com
Heap: Product ***ytics, Conversion Rate Optimization, Customer Data
Heap builds ***ytics infrastructure for every online business. We automate the annoying parts of user ***ytics. No more manual anything. Just insights.: n/a 10.00 n/a
881animeland.us
Animeland - Watch English Anime Online
Animeland is the safest place to watch free online anime with English dubbed is Animeland. Due to our HD quality, *** loading times, simplified UI and UX, outstanding customer care, and many other features, this is the best website to watch your favorite episodes. With excellent video quality, your anime world will become more realistic and vibrant than ever. You will undoubtedly find whatever you're looking for on Animeland.: 20.93 0.00 26:52
882outkick.com
OutKick - Sports News, Opinions and ***ysis
OutKick is your one-stop source for the latest sports news, opinions and ***ysis. Our expert writers cover a wide range of topics from breaking news to in-depth features, OutKick has it all. Check out OutKick by Clay Travis now.: 61.98 2.04 01:18
883abema.tv エラー | ABEMA 緊急速報をはじめとした24時間放送のニュースのほか、オリジナルのドラマや恋愛リアリティーショー、アニメ、スポーツなど、国内最大級の26,000エピソードを、いつでもどこでも好きな時にお楽しみいただけます。: 48.12 3.59 06:22
884georgia.gov Georgia.gov Apply for a cash assistance program in Georgia that supports residents in need.: 49.80 2.92 02:58
885naturalweb.hu: n/a 3.39 n/a
886realself.com RealSelf - Access has been denied The leading resource for plastic surgery patient reviews, photos, procedure guides, and top doctors.: 55.90 2.70 01:34
887foxsports.com FOX Sports News, Scores, Schedules, Odds, Shows, Streams & Videos | FOX Sports Watch FOX Sports and view live scores, odds, team news, player news, streams, videos, stats, standings & schedules covering NFL, MLB, NASCAR, INDYCAR, NBA, NHL, college sports & more!: 50.38 2.05 01:09
888littletickettowealth.com Little Ticket To Wealth Little Ticket To Wealth: n/a 4.30 n/a
889health.com Simple Page We consulted with experts and hit the ground running in more than a dozen shoes to find the best ones for all types of arches.: 59.13 1.58 01:00
890music2day.us: n/a 55.00 n/a
891parsi-forum.ir: n/a 12.60 n/a
892chroniclelive.co.uk Chronicle Live: Number one for news, opinion, sport & celebrity news Get the latest Newcastle news and North East news from the Evening Chronicle. Local website with breaking news, NUFC news, SAFC news, video, sport and weather from Newcastle and the North East region.: 59.63 2.15 01:56
893credit-suisse.com Our financial services in the United States of America | United States of America UBS is a global firm providing financial services in over 50 countries. Visit our site to find out what we offer.: 36.61 0.00 10:11
894yelp.ca Toronto Restaurants, Dentists, Bars, Beauty Salons, Doctors - Yelp Toronto - User Reviews and Recommendations of Top Restaurants, Shopping, Nightlife, Entertainment, Services and More at Yelp: 44.49 2.99 01:32
895ellii.com Home – Ellii (formerly ESL Library) Great teachers need great content. Teach your best class every day with exceptional English lessons, flashcards, and resources from Ellii.: 19.31 10.98 17:51
896swingingheaven.com
UK Swingers - Visit Swinging Heaven
The FREE UK SWINGERS ads site Swinging Heaven is dedicated to giving ***s a platform to chat, meet and enjoy other people who swing: n/a 9.00 n/a
897lamborghini.com Automobili Lamborghini - Offizielle Webseite | Lamborghini.com Offizielle Webseite von Lamborghini: alle von Lamborghini verkauften Modelle online, Neuzugänge, aktuelle Nachrichten, Events und Händler auf der Welt: 34.23 9.86 02:05
898larazon.es LA RAZÓN: diario de noticias, actualidad de España y el mundo hoy Noticias de última hora sobre la actualidad en España hoy y el mundo en el diario LA RAZÓN. Política, economía, sociedad, salud, deportes y otras secciones.: 44.17 2.15 02:35
899biobiochile.cl BioBioChile - La Red de Prensa Más Grande de Chile La Red de Prensa Más Grande de Chile: 52.02 2.32 03:01
900travelemagazine.com travelemagazine.com travelemagazine.com: n/a 7.40 n/a

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