Major Global ISP & ASN Directory
An Autonomous System (AS) is a large collection of IP routing prefixes controlled by one or more network operators that presents a common, clearly defined routing policy to the Internet (BGP). Explore routing profiles, announced CIDRs, and peering connections for the world's most critical Internet service providers.
Google LLC
Google's autonomous system routes traffic for Google Search, YouTube, Google Cloud Platform (GCP), Googlebot w...
Cloudflare, Inc.
Cloudflare protects and accelerates millions of internet properties, offering DDoS mitigation, CDN caching, au...
Amazon.com, Inc.
The primary autonomous system for AWS EC2, CloudFront CDN, and Amazon online retail services, hosting a signif...
Microsoft Corporation
Powers Microsoft Azure cloud, Microsoft 365, Teams, Xbox Live, and Bingbot search crawlers worldwide....
Meta Platforms, Inc.
Meta's global ASN routes high-bandwidth multimedia data for Facebook, Instagram, WhatsApp, Messenger, and Ocul...
Comcast Cable Communications
The largest residential broadband cable Internet service provider in the United States, operating the Xfinity ...
AT&T Services, Inc.
One of the foundational backbones of the global Internet, providing nationwide consumer fiber, wireless 5G, an...
Verizon Business
Operates the core backbone infrastructure powering Verizon Fios, Verizon Wireless LTE/5G core, and global corp...
Lumen Technologies
Lumen (formerly CenturyLink/Qwest) delivers foundational Tier-1 IP transit, high-speed fiber internet, and ent...
Cogent Communications
A premier low-cost, high-volume Tier-1 Internet service provider supplying bulk bandwidth and optical transit ...
Arelion Sweden AB
Sweden-based Arelion operates the most interconnected IP transit backbone in the world, linking telecom provid...
NTT Communications
The international IP network division of Japan's telecom leader Nippon Telegraph and Telephone (NTT)....
Tata Communications
Major Tier-1 provider carrying international internet routing for hundreds of regional telecom operators acros...
Level 3 Communications
Originally Level 3 Communications (now part of Lumen Technologies), AS3356 remains one of the core routing pil...
Hurricane Electric
Renowned for its global free IPv6 Tunnel Broker and expansive peering presence across all major international ...
Maroc Telecom
Morocco's incumbent telecommunications operator, providing fixed fiber, ADSL, and cellular LTE/5G connectivity...
Orange S.A.
France's leading telecommunications provider, serving nationwide fiber optics (Livebox), cellular 5G, and ente...
Deutsche Telekom AG
Europe's largest telecommunications company, providing fiber broadband, mobile networks (Telekom Deutschland),...
Telefónica de España
Spain's flagship telecommunications giant, operating extensive high-speed FTTH fiber broadband and Movistar mo...
China Telecom
The world's largest consumer broadband network by subscriber count, powering the primary Chinanet internet bac...
China Unicom
China's second-largest state telecommunications provider, managing the foundational CHINA169 broadband network...
Vodafone Group Plc
One of the world's premier mobile and fixed-line broadband groups, operating cellular networks across Europe, ...
BT Group Plc
The UK's primary telecommunications operator, maintaining the national Openreach broadband infrastructure used...
T-Mobile USA
Major US cellular carrier and 5G Home Internet provider, operating the combined T-Mobile and Sprint Tier-1 opt...
Orange Open Transit
The wholesale international carrier backbone of Orange S.A., providing global IP transit to governments, ISPs,...
OVHcloud
Europe's leading cloud hosting provider, serving dedicated servers, VPS, Kubernetes clusters, and storage worl...
Hetzner Online GmbH
Famous worldwide for affordable, high-performance dedicated root servers and cloud VPS infrastructure....
DigitalOcean, LLC
Developer-friendly cloud platform offering Droplets, managed databases, and app platforms to startups and deve...
Constant Company LLC
Powers Vultr cloud hosting, delivering high-performance bare metal and cloud computing across five continents....
Linode, LLC
Pioneering Linux cloud VPS host founded in 2003, now operating as Akamai Connected Cloud....
Akamai Technologies
The world's original and largest distributed Content Delivery Network (CDN), serving up to 30% of global web t...
Fastly, Inc.
High-performance edge cloud platform delivering instant content delivery for Reddit, GitHub, Spotify, and Stri...
Telstra Corporation
Australia's largest telecommunications and media company, providing fixed broadband, wireless 5G, and internat...
Bharti Airtel Ltd.
India's second-largest telecom operator, serving over 350 million customers with mobile 5G and Airtel Xstream ...
Reliance Jio Infocomm
Transformed Indian digital connectivity, operating India's largest 4G/5G mobile data network and JioFiber broa...
Telefônica Brasil S.A.
Operating under the Vivo brand, the largest telecommunications provider in Brazil and South America....
Uninet S.A. de C.V.
The internet backbone subsidiary of Telmex and América Móvil, supplying Infinitum fiber broadband across Mexic...
KDDI Corporation
Major Japanese telecommunications operator powering the au mobile network and high-speed au Hikari fiber broad...
NTT Communications OCN
Japan's largest consumer internet access provider, serving nationwide residential gigabit fiber subscribers....
Vodafone Group / C&W
Vodafone's international enterprise backbone providing high-capacity IP transit to corporations and internatio...