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Dark and Lit Fiber Services

Defensive is a top-rated dark fiber procurement consultancy with every prominent dark and lit fiber provider across the US, Europe, and Asia-Pacific.

Dark and Lit Fiber

What are Dark and Lit Fiber Services?

We work throughout Los Angeles County, Orange County, the San Francisco Bay Area, New York City, and elsewhere to get you the best possible solutions at competitive, unbeatable prices.

Whether you’re a medium-sized business, a large enterprise, a government entity, or a media or entertainment company, we can find a fiber solution to suit you. Our batch fiber maps cover the globe, and we can identify critical routes, entrances, and redundancy options to tailor an optimized dark or lit fiber solution for your organization.

Dark and Lit Fiber Solutions

With the age of big data upon us and IT requirements demanding greater data center power and bandwidth increases, businesses need more robust, resilient, and flexible networks. Many organizations now choose to integrate dark fiber into their network infrastructure to meet these demands.

Dark fiber is a physically secure, private platform with a dedicated bandwidth that ensures cost-effective scaling. With major bandwidth, physical security, and control over your network, you can customize your solution at a guaranteed best price whether you’re looking for a Lit or Dark Fiber DWDM or CWDM system, or a Dark Fiber IRU.


Dark and Lit Fiber Capabilities

With virtually unlimited bandwidth and no footpath limitations, Defensive’s dark and lit fiber solutions are custom-built to help you scale. We provide a comprehensive layout of all your fiber infrastructure options to identify the best available solution and procure dark or lit fiber for the best possible price.

  • Virtually unlimited bandwidth
  • Path redundancy
  • Complete flexibility
  • Locked down security
  • Cost efficiencies
  • Virtual circuit provisioning

What Is the Difference Between Dark Fiber and Lit Fiber?

Dark fiber is a connection that is not currently in use. On the other hand, lit fiber is “live,” providing high-bandwidth connectivity. Both dark and lit fiber offers unmatched potential for businesses of all shapes and sizes.

Dark fiber provides a reliable and secure infrastructure to allow you to self-manage your network. With maximum levels of flexibility and control, you can access virtually unlimited bandwidth increases.

Our Dark and Lit Fiber Products

Defensive strikes to procure the best possible dark and lit fiber solutions to suit your business size, goals, and future plans. With flexible and scalable fiber solutions, you can manage your fiber needs at a time and pace that suits you.

Dark fiber solutions are ideal for large organizations with advanced networking needs, businesses needing unlimited bandwidth and high-speed connections, and financial service companies requiring complete control to execute reliable real-time transactions.


  • Dedicated Internet Access (DIA)
  • Burstable Internet Access


  • Wavelengths
  • Ethernet Virtual Private Lines (EVPLs)

Private Networks

  • Virtual Private LAN Service (VPLS)
  • Multi-Protocol Label Switching (MPLS)

Take Advantage Of Dark and Lit Fiber Solutions

Defensive can give you all the benefits of dark fiber network ownership without leaving you to construct the network yourself. What can dark fiber solutions do for you?

  • Bandwidth scalability: Get the most out of your network with maximum control and flexibility to scale up as your bandwidth requirements grow and change. With virtually unlimited capacity, you can take charge of your business’s future without costly and disruptive upgrades.
  • Freedom and flexibility: Dark fiber provides the freedom to deploy and manage your network and technology. You don’t need to rely on third parties with complete control over configuration.
  • Unprecedented reach: Defensive has access to dark and lit fiber services across the globe, in any and all markets. With direct fiber connections throughout America, Europe, and Asia, we can help you take your business global.
  • Route diversity: We understand network route diversity and its importance. We’ll help you design a dark fiber network that is geographically diverse and provides secondary routes to limit downtime and ensure reliability.
  • Security and privacy: Many organizations switch to dark fiber to secure their data transfers. A dark fiber network is physically dedicated to your business—you don’t share it with others. Therefore, you have complete peace of mind regarding security, privacy, and regulatory compliance.

Featured Dark and Lit Fiber Services Partners

Servicing Every Market Across Globe

In today’s world, future-proofing your network is more critical than ever. As companies rely more and more on data and old copper infrastructure fails to meet growing demands, fiber solutions are essential. The defensive has access to fiber routes across the world and can help you customize a global solution.

Why Defensive Networks?

Defensive is a Next Generation Solution Provider for a Cloud-First World. We exist to take the guesswork out of Cybersecurity and Information Technology procurement and adoption.

Defensive of your Brand.

We are trusted by leading enterprises around the globe.​

Defensive of your People.​

Let’s create harmony between Infosec, IT, Executives, End Users, and Finance.​

Defensive of your Time.

We’re straight to the point with technologies and strategies that work.

Defensive of your Budget.

Eliminate wasted expenditure and maximize the value of every dollar.


87 of the Fortune 1000
Over 1,400+ small, medium and large enterprises.

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Defensive’s Fiber Services

Our industry-leading fiber services and expertise can save you a fortune. We provide research, reports, and analytics to help you make a highly informed, thought-out decision for your business. Our cost-saving solutions will ensure you find a dark or lit fiber service that suits your needs.


Additional Areas of Expertise

Dark and Lit Fiber Services