207.134.5.206

Routing and ASN
The ASN (Autonomous System Number) provides routing and location information for traffic flowing to this IP address.

YouTube is an online video-sharing service that allows anyone to upload, view and share videos. Most of the YouTube content comes from individuals, but you can also find TV shows, movies, music videos and other content from large media corporations.

Dedicated IP

Some IP addresses can be shared across multiple applications, especially on content delivery networks (CDNs). However, it looks like 207.134.5.206 is dedicated to YouTube.

Google Edge CDN is a content delivery network that delivers YouTube and other media content. The service includes Google Global Cache (GGC) - Google-managed infrastructure deployed inside Google and ISP partner networks.

What is a Platform?
Most applications are built on top of third party platforms and infrastructure: cloud computing, content delivery networks, marketing engines, etc.

Telus - Core Network
Telus is a Canadian telecommunications company that provides a wide range of telecommunications products and services including internet access, voice, entertainment, healthcare, video, and IPTV television

Network
Telus manages the underlying network for this corner of the Internet.