middle east · caucasus · europe
Two-way fiber, DWDM and IP transit linking Dubai, Yerevan, Tbilisi and Istanbul with Frankfurt, Sofia, Athens and London — one AS, one SLA, one NOC.
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Indicative · Depends on route & contract
Positioned at the crossroads of Europe, the Balkans, and Turkey — routes that most carriers would need 3+ hops to reach.
400G/800G coherent optics with deterministic latency paths — purpose-built for GPU clusters, model training, and inference traffic.
Configure, order, and manage connectivity on-demand through our portal or API. Real-time pricing, instant provisioning.
Round-the-clock network operations with financial SLA penalties — not marketing promises. Sub-50ms fault detection.
Sofia Connect operates 18 PoPs — 9 international (Sofia, Frankfurt, Istanbul, London, Tbilisi, Athens, Dubai, Yerevan, Agarak) and 9 Sofia Connect Edge facilities across Bulgaria, including the Balchik Caucasus Cable System landing station that bypasses Türkiye terrestrial transit.
Autonomous System: AS47872 · Registered with RIPE NCC
Peers, upstreams, and customers across Europe, the Caucasus, and the Middle East that interconnect with Sofia Connect.
Verified references from international carriers we serve across the Middle East, Caucasus and Europe corridor.
Caucasus Online and Sofia Connect share a strategic vision for the Digital Silk Road between Europe and the Caucasus. Our partnership around the Caucasus Cable System landing at Balchik gives European and Caucasian networks a resilient alternative to traditional transit routes. Sofia Connect's team operates with the technical rigour and commercial seriousness this corridor requires — they are exactly the kind of partner this region needs.
Sofia Connect is a reliable partner for wholesale capacity and ICT solutions in the region. Their team is competent, communication is fast and to the point, and technical commitments are delivered on schedule. They add real value to our strategic projects across South-East Europe.
Sofia Connect has been a reliable partner for TEAM Telecom across multiple fronts — from European DWDM capacity to the wider regional connectivity we build together. Their engineering team is sharp, provisioning is on-time, and they run their network to a standard we're comfortable recommending. A professional carrier to do business with.
Sofia Connect has been a reliable wholesale partner for Ucom on the Armenia–Europe route. Their engineering team is professional, provisioning is delivered on schedule, and they consistently meet SLA commitments. A straightforward carrier to work with — which is especially valuable in our region.
Sofia Connect is a solid, well-run carrier in South-East Europe. Their team is professional, their network behaves as advertised, and they're easy to do business with. We've found them to be a reliable partner in the region.
Sofia Connect has been a dependable and valued partner for EXA Infrastructure in South-East Europe for many years. Their team delivers on its commitments, their NOC is very responsive and highly professional, and they maintain their network to a standard we are confident recommending. They are among the carriers raising the bar for engineering discipline in the region.
Sofia Connect is purpose-built for South-Eastern Europe, the Caucasus, and the Middle East. This comparison highlights where we differ from typical carriers in our target regions.
| Capability | Sofia Connect AS47872 · SE Europe specialist AS47872 | Typical Tier-2 Carrier Regional provider | Major Tier-1 Transit Global backbone provider |
|---|---|---|---|
| Latency Sofia → FrankfurtOne-way, measured | ~24.5 ms | ~35–50 ms | ~28–38 ms |
| Latency Sofia → IstanbulOne-way, measured | ~12 ms | ~20–35 ms | ~18–28 ms |
| PoPs in SE EuropeBulgaria, Turkey, Greece | 5 PoPs | 1–2 PoPs | 1–3 PoPs |
| Minimum CommitIP Transit | 1 Gbps | 1–10 Gbps | 10–100 Gbps |
| NaaS / API AccessSelf-service portal + REST API | Yes — full portal & API | Limited or none | Partial (select carriers) |
| Dark Fiber AvailabilityLit & unlit options | Yes — Bulgaria (G.652D) | Rarely | Selected markets only |
| SLA LevelAvailability guarantee | 99.99% (IP) / 99.999% (DWDM) | 99.5–99.9% | 99.9–99.99% |
| Financial SLA PenaltiesService credits for breach | Yes — contractual credits | Often not contractual | Varies by contract tier |
| 24/7 NOCNetwork Operations Center | Yes — included | Business hours+ | Yes — included |
| Caucasus / Middle East PoPsTbilisi, Yerevan, Dubai | 4 PoPs | 0–1 PoPs | 0–2 PoPs |
Competitor data represents typical market characteristics for SE Europe routes and is indicative only. No specific carrier names are referenced. Sofia Connect values are based on measured network performance and published service terms.
Anonymized examples from real customer deployments. Detailed references available on request under NDA.
Upstream provider saturating during evening peaks. CDN cache-miss latency to Frankfurt exceeded 40 ms, affecting streaming quality for 60k+ subscribers.
Migrated IP Transit to Sofia Connect (10 Gbps burstable). Added direct peering at MegaIX Sofia. Latency Sofia → Frankfurt reduced to 24.5 ms.
Video platform needed redundant 10 GbE capacity from Istanbul to Frankfurt DE-CIX, with sub-30 ms latency and financially-backed SLA.
Diverse-path Wavelengths (DWDM) over two independent fiber routes. 99.999% SLA with service credits. One-way latency measured at 27 ms.
GPU cluster operator required low-latency, high-throughput connectivity between Sofia colo and hyperscaler on-ramps in Frankfurt / Amsterdam for AI training workloads.
AI-Ready Infrastructure bundle: 100 Gbps Ethernet to AWS / Azure / Google Cloud direct connects, deterministic latency, jumbo frames (9000 MTU).
All figures are measurable and documented in NOC reports. Details available under signed NDA.
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