Engineering posts about BGP
Curated summaries and key learnings for engineers working with BGP.
500 Tbps of capacity: 16 years of scaling our global network
The article discusses Cloudflare's significant milestone of achieving 500 terabits per second (Tbps) of external capacity, detailing the evolution of its global network over 16 years. It highlights...
ASPA: making Internet routing more secure
The article introduces ASPA (Autonomous System Provider Authorization), a new cryptographic standard aimed at enhancing the security of Internet routing by validating the paths that network traffic...
Route leak incident on January 22, 2026
On January 22, 2026, a misconfiguration in Cloudflare's routing policy led to a significant BGP route leak, affecting both Cloudflare customers and external networks. The incident, which lasted 25...
A closer look at a BGP anomaly in Venezuela
The article examines a recent BGP anomaly involving AS8048 (CANTV) in Venezuela, highlighting the implications of route leaks and the underlying routing policies that may have contributed to the...