--- title: Global Web Publisher Trust Index - May 2024 description: Pixalate’s May 2024 Web Publisher Trust Indexes (PTIs) are a global approach to quality measurement and monthly rankings of the world’s websites, designed to bring unprecedented transparency to the programmatic advertising ecosystem. image: https://www.pixalate.com/hubfs/May%202024%20Web%20Publisher%20Trust%20Index%20(PTI)%20-%20email%20and%20blog%20cover.png --- [![pixalate-full-logo](https://www.pixalate.com/hs-fs/hubfs/Pixalate_Logos/pixalate-full-logo.jpg?width=150&height=60&name=pixalate-full-logo.jpg "pixalate-full-logo")](https://www.pixalate.com) Search **Menu** ** ** ![](https://www.pixalate.com/hubfs/Blog_Media/Blog%20photos/pixalate-blog-bg.png) [Rankings](https://www.pixalate.com/blog/topic/rankings) | [Websites](https://www.pixalate.com/blog/topic/websites) | 3 min read # Pixalate’s May 2024 Global Web Publisher Trust Indexes: Spotify.com Tops North America and LATAM Rankings, Independent.co.uk Leads EMEA & Line.me Earns No. 1 Spot in APAC Written by [Pixalate](https://www.pixalate.com/blog/author/pixalate) Jul 10, 2024 11:00:00 AM *Pixalate’s Web Publisher Trust Index (PTI) Rankings for May 2024 rank the Top 100 websites for open programmatic ad traffic quality in 235+ countries across four global regions based on Pixalate’s analysis of over 10 billion global open programmatic ad impressions; cnbc.com rises to No. 3 in North America, Spotify.com rises to No. 2 in APAC* **LONDON – 10 July 2024** – Pixalate, the global market-leading ad fraud protection, privacy and compliance ad platform, today released the May 2024 Web Publisher Trust Indexes (PTI) for [North America](https://www.pixalate.com/web-publisher-trust-index-north-america), [EMEA](https://www.pixalate.com/web-publisher-trust-index-emea), [APAC](https://www.pixalate.com/web-publisher-trust-index-apac), and [LATAM](https://www.pixalate.com/web-publisher-trust-index-latam), ranking the top 100 websites for open programmatic ad traffic quality across each region. Pixalate’s data science team analyzed programmatic advertising activity of over 10 billion global open programmatic ad impressions to compile this research. The Website PTI rankings are based on Pixalate’s proprietary technology and methodology, and span rankings for 235+ countries across all four global regions, including breakdowns by 20+ different IAB taxonomy website categories. The Website PTI is published monthly, along with Pixalate’s other Publisher Trust Indexes, including the Mobile Publisher Trust Index and CTV Publisher Trust Index. # **The 5 rated websites for open programmatic ad inventory quality in May 2024** ## **North America** 1. **spotify.com **(unchanged) 2. **aol.com **(was outside of the top 10 in the April 2024 rankings) 3. **cnbc.com **(was outside of the top 10 in the April 2024 rankings) 4. **yahoo.com **(unchanged) 5. **thedailybeast.com **(up from its previous rank of No. 6) Download the North America Website Publisher Trust Index report [here](https://www.pixalate.com/web-publisher-trust-index-north-america). ## **Europe, the Middle East and Africa (EMEA)** 1. **independent.co.uk **(unchanged) 2. **telegraph.co.uk** (up from its previous rank of No. 7) 3. **yahoo.com **(unchanged) 4. **theguardian.com **(down from its previous rank of No. 2) 5. **aol.com **(unchanged) Download the EMEA Website Publisher Trust Index report [here](https://www.pixalate.com/web-publisher-trust-index-emea). ## **Asia-Pacific (APAC)** 1. **line.me **(was outside of the top 10 in the April 2024 rankings) 2. **spotify.com **(was outside of the top 10 in the April 2024 rankings) 3. **nature.com **was outside of the top 10 in the April 2024 rankings) 4. **yahoo.com **(down from its previous rank of No. 3) 5. **slideshare.net **(up from its previous rank of No. 9) Download the APAC Website Publisher Trust Index report [here](https://www.pixalate.com/web-publisher-trust-index-apac). ## **Latin America (LATAM)** 1. **spotify.com **(unchanged) 2. **yahoo.com **(unchanged) 3. **researchgate.net **(up from its previous rank of No. 5) 4. **mediafire.com **(unchanged) 5. **buzzfeed.com **(up from its previous rank of No. 6) Download the LATAM Website Publisher Trust Index report [here](https://www.pixalate.com/web-publisher-trust-index-latam). Access all the reports free today: [![North America](https://no-cache.hubspot.com/cta/default/2364596/3ea50191-3912-44ce-ac62-96df6e3d48a7.png)](https://cta-redirect.hubspot.com/cta/redirect/2364596/3ea50191-3912-44ce-ac62-96df6e3d48a7)    [![EMEA](https://no-cache.hubspot.com/cta/default/2364596/9f05fec3-91c7-4640-b98f-edb2feaaf80e.png)](https://cta-redirect.hubspot.com/cta/redirect/2364596/9f05fec3-91c7-4640-b98f-edb2feaaf80e) [![LATAM](https://no-cache.hubspot.com/cta/default/2364596/cf0dfa77-4fe0-4888-9f64-c8c13cb840d8.png)](https://cta-redirect.hubspot.com/cta/redirect/2364596/cf0dfa77-4fe0-4888-9f64-c8c13cb840d8)    [![APAC](https://no-cache.hubspot.com/cta/default/2364596/7ee0df59-a783-40eb-b990-8758bbb6c3b4.png)](https://cta-redirect.hubspot.com/cta/redirect/2364596/7ee0df59-a783-40eb-b990-8758bbb6c3b4) “Advertisers, ad platforms, and publishers have utilized the insights from Pixalate’s CTV and Mobile Publisher Trust Indexes to improve traffic quality in the open programmatic ad supply chain,” said Jalal Nasir, CEO at Pixalate. “By introducing the Website Publisher Trust Indexes, Pixalate is bringing these same powerful insights to desktop and mobile website publishers, empowering them to assess quality risks and build a more trustworthy ad ecosystem.” Visit [pixalate.com/rankings](https://www.pixalate.com/rankings) to see the latest ratings for the top websites, CTV apps, and mobile apps for free. **About Pixalate** Pixalate is a global platform for privacy compliance, ad fraud prevention, and data intelligence in the digital ad supply chain. Founded in 2012, Pixalate’s platform is trusted by regulators, data researchers, advertisers, publishers, ad tech platforms, and financial analysts across the Connected TV (CTV), mobile app, and website ecosystems. Pixalate is MRC-accredited for the detection and filtration of Sophisticated Invalid Traffic (SIVT). [www.pixalate.com](https://www.pixalate.com/) **Disclaimer** *The Publisher Trust Index (PTI) reflects Pixalate’s opinions with respect to factors that Pixalate believes may be useful to the digital media industry. Our reports and indexes examine programmatic advertising activity on websites, mobile apps and Connected TV (CTV) apps. Any insights shared are grounded in Pixalate’s proprietary technology and analytics, which Pixalate is continuously evaluating and updating. Any references to outside sources in the Indexes and herein should not be construed as endorsements. Pixalate’s opinions are just that, opinions, which means that they are neither facts nor guarantees. This report is not intended to impugn the standing or reputation of any person, entity or app. **Per the *[*MRC*](https://mediaratingcouncil.org/sites/default/files/Standards/081815%20Viewable%20Ad%20Impression%20Guideline_v2.0_Final.pdf)*, “'Fraud' is not intended to represent fraud as defined in various laws, statutes and ordinances or as conventionally used in U.S. Court or other legal proceedings, but rather a custom definition strictly for advertising measurement purposes. Also per the *[*MRC*](https://mediaratingcouncil.org/sites/default/files/Standards/IVT%20Addendum%20Update%20062520.pdf)*, “‘Invalid Traffic’ is defined generally as traffic that does not meet certain ad serving quality or completeness criteria, or otherwise does not represent legitimate ad traffic that should be included in measurement counts. Among the reasons why ad traffic may be deemed invalid is it is a result of non-human traffic (spiders, bots, etc.), or activity designed to produce fraudulent traffic.”**.* ### Search Blog Search ### Follow Pixalate ### Subscribe to our blog *By entering your email address and clicking Subscribe, you are agreeing to our [Terms of Use ](https://www.pixalate.com/terms)and [Privacy Policy.](https://www.pixalate.com/privacypolicy) Previous Story [← Pixalate Introduces Connected TV (CTV) Ad Supply Chain Trends Reports by Platform Including Roku, Amazon Fire TV, Apple TV, and Samsung Smart TV: Apple TV Sees +54% Global Market Share Increase YoY](https://www.pixalate.com/blog/q1-2024-global-ctv-ad-supply-chain-trends-report-by-platform) [** ](https://www.pixalate.com/blog) Next Story [Pixalate's Q1 2024 CTV Sell-Side Platform (SSP) Brand Safety Risk Ranking Report →](https://www.pixalate.com/blog/q1-2024-ctv-sell-side-platform-ssp-brand-safety-risk-ranking-report) ## You May Also Like These Stories on Rankings [![](https://www.pixalate.com/hubfs/Blog%20Media/2026%20Covers%20and%20Images/OpenEPG%20index%20image.png) ](https://www.pixalate.com/blog/pixalate-unveils-openepg-index-monthly-rankings-of-top-100-streaming-tv-shows-based-on-open-programmatic-ctv-ad-spend-consumer-reach-across-small-large-screens) [Seller Trust Index](https://www.pixalate.com/blog/topic/seller-trust-index) ### [Pixalate Unveils OpenEPG™ Index: Monthly Rankings of Top 100 Streaming TV Shows Based on Open Programmatic CTV Ad Spend & Consumer Reach Across Small & Large Screens; 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