What isT1 network

Tier 1 networks are the elite level of the internet, globally. In the US, this club includes the likes of AT&T, CenturyLink, GTT, Verizon, and the Zayo Group.

These top-tier providers own and operate their internet backbone, which allows them to exchange traffic between other providers without any cost, a term known as settlement-free peering. The infrastructure of a Tier 1 network is designed to handle high amounts of traffic with minimal delays, which is why their networks are considered the gold standard.

There are 16 Tier 1 networks globally, with providers based in Germany, the United Kingdom, France, Hong Kong, Japan, India, Italy, Spain, and Sweden.

Frequently Asked Questions

What is a Tier 1 provider?

Tier 1 providers have their internet backbone and can exchange traffic with other providers without any cost, which is known as settlement-free peering. They are considered the top-level networks globally, with exceptional infrastructure capable of handling vast amounts of traffic without delays.

Who are the Tier 1 providers in the US?

AT&T, CenturyLink, GTT, Verizon, and the Zayo Group are the Tier 1 providers in the US.

How many Tier 1 networks are there globally?

There are 16 Tier 1 networks globally

Final Thoughts

Tier 1 networks are essential for the internet’s smooth operation and for global connectivity. With exceptional infrastructure, these networks can handle even the heaviest traffic with ease, providing seamless internet experiences for users worldwide.

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