Submarine Cables

Podcast Episode

Sep 18, 2025

Current State and Forecasts for...

Podcast Episode

Sep 11, 2025

Cybersecurity Challenges in Submarine...

Podcast Episode

Sep 4, 2025

The Economics of Submarine Cables

By Lane Burdette

Blog

Jul 24, 2025

You've Read About Submarine Cable...

There is no shortage of headlines about high-profile cable breaks, particularly around the...

Blog

Jul 18, 2025

The Regulatory and Geopolitical...

Undersea cables are crucial to the global economy and national security. It's no surprise,...

By Lane Burdette

Blog

Jun 30, 2025

It’s Going to Take $3 Billion to Ensure...

A new report details what is needed to sustain current service levels and reduce repair delays...

Blog

May 15, 2025

Building Tomorrow’s Internet: A 2025...

A steady stream of investment has driven tremendous growth in subsea cable infrastructure to...

By Paul Brodsky

Blog

Apr 3, 2025

One Patent to Rule Them All?...

My family has probably watched Lord of the Rings a dozen times or more1. We can (and sometimes...

By Tim Stronge

Blog

Apr 2, 2025

Bandwidth Demand is Strong in Latin...

It's true. The localization of content, applications, and compute in local hubs like São...

Blog

Mar 4, 2025

It’s Time To Learn About Latency

Latency is a term that’s frequently cited when discussing long-haul networks. But what is it...

By Paul Brodsky

Blog

Feb 17, 2025

The State of the Network: Your 2025...

Hello, gentle readers, and welcome to the 2025 State of the Network Report—our eighth edition....

Blog

Feb 6, 2025

The Podcast Goes Dark! (Dark Fiber,...

We haven't been getting enough fiber here at TeleGeography Explains the Internet, but we're...

Blog

Jan 22, 2025

The Impact of AI on Submarine Cable...

Submarine networks enable uninterrupted connectivity among geographically dispersed physical...

Blog

Nov 21, 2024

What To Know About Submarine Cable...

Earlier this week, operators of two communications cables—C-Lion 1 and BCS East-West...

By Lane Burdette

Blog

Oct 2, 2024

Escaping the Matrix: AI and Submarine...

We are now moving from sci-fi to reality with the launch of many AI services that are poised...

Blog

Sep 26, 2024

Once a Builder of the Internet, Now an...

Sylvie LaPerrière, one of TeleGeography's esteemed partners, is a known tech leader in the...

By Rob Schult

Blog

Aug 12, 2024

Business Broadband in Africa: Notes...

As our summer internship session winds down, TeleGeography welcomes summer pricing intern Zar...

Blog

Jun 27, 2024

A (Refreshed) List of Content...

We've posted submarine cables owned by content providers for nearly a decade. When we first...

Blog

Jun 11, 2024

Mike Constable Considers Infrastructure...

Mike Constable has logged many hours in digital infrastructure. He's the mind behind...

Blog

May 28, 2024

Why Does Diversity Matter for Submarine...

Last week, I joined Ciena’s Brian Lavallée and Colt’s Laurent Taieb for a live webinar all...

Blog

May 17, 2024

Dr. Steve Grubb Looks Forward to the...

Dr. Steve Grubb’s fascination with subsea cable technology began in the 1990s. Thirty years...

Blog

May 3, 2024

Philip Low Plans for AI Deployment and...

Philip Low, Chairman of Platform Markets Group and Managing Director of Headwinds Consultants,...

Blog

Apr 3, 2024

The Reality of Latin American...

A few weeks ago, TeleGeography headed back to São Paulo to participate in the Capacity Latin...

By Peter Wood

Blog

Feb 23, 2024

Flashback Friday: Submarine Cable...

If you've read over our Submarine Cable Frequently Asked Questions, you know that cable faults...

Blog

Feb 15, 2024

What is a Transport Network?

Welcome back to our five-part podcast special that literally explains how the internet you...

Blog

Jan 17, 2024

The Red Sea: A Key Subsea Cable...

The Red Sea is a global hot spot at the moment due to repeated attacks by Yemeni Houthi rebels...

Blog

Nov 30, 2023

Want To Retire in Your 20s? Become a...

Wouldn't it be great to be fully retired before your 30th birthday? Because they are...

Blog

Jul 20, 2023

Content Providers Are Still Hungry for...

Earlier this week, I joined Ciena and Telstra for a live webinar highlighting Asia-Pacific...

By Marvin Tan

Blog

Jun 7, 2023

Latin American Pricing Takeaways From...

Last month, the TeleGeography team joined scores of ICT infrastructure professionals in...

By Peter Wood

Blog

Jan 4, 2023

AI vs. TeleGeography: The Submarine...

The TG team is enjoying OpenAI's new ChatGPT—an artificial intelligence assistant trained to...

Blog

Dec 15, 2022

Latin American Market Trends: Brazil...

As telecom analysts, my TeleGeography colleagues and I have been busy attending conferences...

By Peter Wood

Blog

Oct 3, 2022

Gloomy Economic Indicators… Scary...

Some pretty ominous headlines have been circulating around the world lately regarding the risk...

Blog

Aug 11, 2022

A is for Autonomous System: The Telecom...

Let's face it—there are a lot of definitions to memorize in the telecom space. And if you've...

Blog

Jul 20, 2022

Expectations for India’s Used...

Here's a headline you might have caught recently. Our research indicates that India’s used...

Blog

Jun 30, 2022

New Cables Are Coming to Africa

While used international bandwidth has significantly increased in Africa in recent years, the...

By Patrick Christian

Blog

Apr 5, 2022

How Global Events Impact the Internet

We've discussed the ways in which the WAN is moving away from private networks and MPLS in...

Blog

Oct 19, 2021

Who Really Cares About Latency?

Specifically, which applications and network operators have latency on their minds? Well,...

Blog

May 17, 2021

Submarine Cables: It's Not Bitcoin

We often say that we'll be taking a "deep dive" into an issue at the beginning of our...

Blog

Feb 11, 2020

About That PLCN Delay: Four...

There's been a lot of press about delayed approval for the Pacific Light Cable Network (PLCN)...

Blog

Oct 3, 2019

Signals of Success: What to Look for in...

I'm a cynic and you can be one, too! This was the title of Tim Stronge's presentation during a...

Blog

Apr 5, 2019

Are All These New Undersea Cables...

How many times have we heard that new undersea cables will bring consumers Internet speeds...

By Erik Kreifeldt

Blog

Oct 4, 2018

Is a Mass Extinction of Submarine...

The rapid pace of demand growth is only going to require more international bandwidth in the...

Blog

Aug 9, 2018

The Ultimate Throwback Thursday:...

TeleGeography started producing submarine cable maps in 1999, but we had been mapping the...

Blog

Jun 12, 2018

Three Things Investors Should Know...

We get lots of questions about submarine cables. Where are they? Who owns them? What happens...

Blog

Oct 30, 2017

Stranger Things: Why Netflix Isn’t...

Besides sharks eating undersea cables, one of the biggest myths that I’ve seen recently is...

Blog

Aug 16, 2017

Three Facts That Summarize the Current...

We've been tracking the market for long-haul networks and submarine cables since 1999. Our...

Blog

May 3, 2017

Cable Breakage: When and How Cables Go...

Earlier this year we fielded some of the most frequently asked questions about submarine...