Defunct

Overview NTT Communications, a subsidiary of Nippon Telegraph and Telephone Corporation, provided a content delivery network (CDN) through its Smart Data Platform, powered by EdgeCast, offering global content delivery for enterprises. The service, launched in 1999, supported various industries with robust network infrastructure until its deprecation in 2025. Following the sale of Edgio’s CDN business, NTT Communications announced the shutdown of its CDN platform, with services ceasing on January 15, 2025. Customers were advised to migrate to Akamai to maintain CDN functionality. ...

Overview Telefónica, a Spanish multinational telecommunications company founded in 1924, operated a content delivery network (CDN) as part of its broader telecom services. The CDN focused on delivering content across Europe and Latin America, leveraging its extensive network infrastructure. It served enterprises, media companies, and telecom partners but ceased CDN operations as part of a strategic pivot away from certain business units. As of 2025, Telefónica’s CDN is defunct, with the company focusing on core telecom, IoT, and AI services. ...

Overview Lumen Technologies, formerly CenturyLink, was a telecommunications company that provided content delivery network (CDN) services until October 2023, when it sold select CDN customer contracts to Akamai. The company has since exited the CDN business to focus on enterprise connectivity, fiber infrastructure, and AI-driven network solutions. Its CDN services were used by enterprises and media companies, notably for events like the NFL Wild Card game on Peacock. Sunset timeline 1968: Founded as Century Telephone Enterprises, later rebranded to CenturyLink and then Lumen Technologies in 2020. 2017: Acquired Level 3 Communications, expanding its CDN and network capabilities. October 10, 2023: Sold select CDN customer contracts to Akamai, marking its exit from the CDN market. January 2024: Began shutting down its CDN network, with the NFL Wild Card game on Peacock being its last major event. Post-October 2023: Operated under a 90-day transition services agreement with Akamai to facilitate customer migration. Migration guidance Customers using Lumen’s CDN services should migrate to alternative providers, as Lumen has fully exited the CDN market. Akamai is a primary choice for former Lumen customers, as it acquired Lumen’s CDN contracts and offers robust global CDN services with features like instant purge and real-time logs. Other alternatives include Cloudflare for developer-centric needs or Amazon CloudFront for storage-backed solutions. Customers should review their specific needs (e.g., video delivery, global reach) and consult Akamai for transition details, as no official Lumen CDN documentation remains active. ...

Overview Telia Carrier, rebranded as Arelion in January 2022, was a global tier-1 network provider offering fiber-based telecommunications and CDN services. Based in Solna, Sweden, it served operators, content providers, and enterprises across 125 countries. Its network powered 65% of global Internet routes via AS1299. The company is no longer active under the Telia Carrier brand, having fully彼此 Sunset timeline 1993: Telia Carrier founded as part of Telia Company, building its international IP network. 2003: Merged with Sonera, becoming TeliaSonera International Carrier. 2016: Rebranded to Telia Carrier, aligning with Telia Company’s naming. 2020-10-06: Telia Company agreed to sell Telia Carrier to Polhem Infra for ~USD 1 billion. 2022-01-19: Telia Carrier rebranded to Arelion, marking a new identity under Polhem Infra ownership. Migration guidance Customers using Telia Carrier’s CDN services should migrate to Arelion, its direct successor, for continued tier-1 network access. Alternatives include Cloudflare for developer-centric features or Akamai for robust enterprise-grade CDN solutions. Evaluate based on regional coverage and specific feature needs like DDoS protection or real-time logs. Official rebrand details: https://www.arelion.com ...

Overview Warpcache was a Netherlands-based MultiCDN provider founded in 2015 by Wouter Spee and Thijs de Zoete. It specialized in combining multiple CDN platforms into a single service, using Cedexis data for real-time routing and optimization. Warpcache offered granular steering down to the ASN (Autonomous System Number) level, giving customers more precise control than country-level MultiCDN services of the time. The company was acquired by System73 in 2019. Following the acquisition, Warpcache’s independent MultiCDN platform was discontinued, and its domain later redirected to SimpleCDN. Today, SimpleCDN operates as a single CDN service rather than a MultiCDN integrator. ...

Overview Hibernia Networks, formerly Hibernia Atlantic, was a US-based provider of global telecommunications and CDN services, operating subsea and terrestrial fiber networks. It served financial markets, media, and telecom providers with low-latency connectivity, including the Hibernia Express transatlantic cable. Acquired by GTT Communications in January 2017, its CDN services, including HiberniaCDN, are no longer independently offered, and the brand is defunct. Sunset timeline 2003: Founded as Hibernia Atlantic, acquiring transatlantic cable assets from 360networks. 2009–2013: Expanded through acquisitions of MediaXstream, TeliaSonera’s Media Connect, and Atrato IP Networks. 2015: Launched Hibernia Express, a low-latency transatlantic cable connecting New York and London. January 2017: Acquired by GTT Communications for $607 million, absorbing its assets and services. Post-2017: Hibernia’s CDN and network services integrated into GTT’s portfolio; standalone Hibernia brand discontinued. Migration guidance Customers using Hibernia’s CDN or low-latency services should migrate to alternative providers, as Hibernia’s offerings are no longer available independently. Recommended alternatives include Akamai for global CDN and video delivery, Cloudflare for developer-centric features, or Fastly for low-latency edge compute. For telecom-grade connectivity, Lumen Technologies or Tata Communications are viable options. Check GTT Communications for any continued services from Hibernia’s assets: https://www.gtt.net/. ...

Overview Cedexis was a MultiCDN platform specializing in real-time traffic steering and performance monitoring, optimizing web and cloud application delivery across multiple CDNs and data centers. Founded in 2009 by Julien Coulon and Marty Kagan, it was acquired by Citrix in 2018 and integrated into its Intelligent Traffic Management (ITM) product. The platform was used by enterprises, including media outlets like L’Equipe, Le Figaro, and Le Monde, to enhance global web performance. Cedexis is now defunct, with its ITM product reaching end-of-life (EOL) in October 2025. ...