Built on Dedicated Spectrum. Designed for Unmatched Control. Redefining Scalable Performance.

Dedicated spectrum that lets you scale, control, and light your network with zero bottlenecks.

From Dark Fibre to Spectrum
The Next Leap in Connectivity.

Smarter, Scalable, and Limitlessly Flexible — The Next Step Beyond Dark Fibre.

Our Spectrum Sharing solution gives you dedicated optical spectrum on a carrier-grade fibre network — letting you deploy your own transponders and operate with full control. Experience ultra-low latency, rapid capacity scaling, and seamless bandwidth activation without the buildout burden. Designed for the next era of high-performance, AI-driven workloads.

Distinct Spectrum-based Service Advantages

Explore the technical and operational advantages that make Constl Spectrum-based Service unique.

Connectivity Built for Zero Compromise

Flexible spectrum, automated SLAs, and a backbone managed end-to-end.

Flexible spectrum bands

(1)

For precise tuning and network design

Automated provisioning & monitoring

(2)

For SLA-grade performance

Fully managed optical backbone

(3)

Maintained by CONSTL for uptime & support

Built For High-Performance
Digital Growth

Engineered for the world's most demanding network environments.

5G rollout & cell-site densification

AI & ML data pipelines across DCs and edge zones

Hyperscaler backbones & cloud interconnects

Media, OTT & CDN transport for massive traffic bursts

Enterprise & BFSI high-security private networks

Smarter Ways to Connect

Explore more connectivity solutions built for scale and performance.

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Dark Fibre

Diverse and unique fibre routes for reliable connectivity.

Learn more

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Private Line

Private and secure, high-speed connections for critical data.