The short URL world contains records of staggering scale. The most-clicked short URL, the longest-surviving short URL, the most short URLs generated in a single day. These numbers demonstrate how massive short URLs have become as internet infrastructure.
The most-clicked single short URL record comes from politics and entertainment. Bitly's public data shows a 2020 US presidential election campaign short URL received over 48 million clicks on a single link, equivalent to about 38% of Japan's population. In entertainment, PSY's 2012 "Gangnam Style" music video short URL recorded tens of millions of clicks. Bitly's infrastructure can handle tens of thousands of redirect requests per second at peak.
The longest-surviving short URL belongs to TinyURL's early links. TinyURL launched in 2002, and some early short URLs still function in 2026, maintaining redirects for 24+ years. Given research showing 61% of short URLs break within 2 years, these are internet "living fossils." TinyURL achieved this longevity by never stopping service and never changing domains. Internet records books are available on Amazon.
The daily generation record correlates with major events. Bitly data shows approximately 50 million short URLs were generated on US Election Day 2020 (November 3), about 1.5 times the normal pace. Black Friday and Cyber Monday also spike generation numbers.
The shortest slug record is theoretically 1 character. `bit.ly/a` style single-character slugs were assigned to links created at service launch and are now virtually impossible to obtain. Mathematically, 6-character slugs using 62 alphanumeric characters allow about 56.8 billion combinations, but Bitly's cumulative 60+ billion links means 6 characters are becoming insufficient. Future slugs may need more characters or expanded character sets.