Company snapshot
| Category | Arelion | NS1 |
|---|---|---|
| Status | active | active |
| Founded | — | — |
| Headquarters | — | — |
| Website | — | — |
| Docs | — | — |
Overview
Arelion, formerly Telia Carrier, is a global telecommunications provider based in Solna, Sweden, operating a tier 1 network with Autonomous System number AS1299. It offers fiber-based connectivity and IP services, including CDN solutions tailored for hosting and content delivery providers. The company serves wholesale customers, enterprises, and content providers like Facebook and CDNetworks. Its network spans over 77,000 km, connecting 350+ points of presence (PoPs) across 125 countries. Arelion focuses on high-capacity, low-latency connectivity for industries such as gaming, finance, and media.
NS1, now IBM NS1 Connect, specializes in DNS traffic steering and MultiCDN solutions to optimize application delivery. Founded in 2013 and acquired by IBM in 2023, it serves enterprises needing precise control over traffic routing across multiple CDNs and cloud providers. Its flagship product, NS1 Connect, uses real-time data and automation to enhance performance and resilience. Customers include large-scale organizations in tech, finance, and media sectors. The platform integrates with various CDNs and cloud services to manage global traffic efficiently.
Network & Architecture
Arelion operates a global fiber network with over 350 PoPs in more than 125 countries, covering Europe, North America, Asia, and Latin America. Its North American network accounts for 57% of its customer bandwidth, with 40% year-over-year growth. The company maintains direct connections to over 70% of global Internet routes, leveraging its tier 1 status for robust peering and routing. Recent expansions include new routes in Texas and Mexico, enhancing diversity and capacity. The network is monitored 24/7 from centralized Network Operations Centers, ensuring consistent performance. Regional strengths include Europe and North America, with growing presence in Latin America and Asia.
NS1 operates a global network with 26 points of presence (PoPs) across North America, EMEA, APAC, and other regions, ensuring low-latency DNS resolution. Its architecture leverages authoritative DNS and real-time data for traffic steering, with robust peering to major cloud providers and CDNs. The platform supports hybrid deployments, combining on-premise and cloud DNS for flexibility. It excels in global coverage but may have less focus on niche regional markets like Africa or the Middle East compared to telecom CDNs.
Feature comparison
| Feature | Arelion | NS1 |
|---|---|---|
waf | ✗ | ✗ |
bot_mitigation | ✗ | ✗ |
ddos | ✓ | ✓ |
rate_limit | ✗ | ✗ |
http3_quic | ✗ | ✗ |
tls13 | ✗ | ✗ |
tiered_cache | ✗ | ✗ |
origin_shield | ✗ | ✗ |
instant_purge | ✗ | ✗ |
stale_while_revalidate | ✗ | ✗ |
stale_if_error | ✗ | ✗ |
image_optimization | ✗ | ✗ |
video_vod | ✗ | ✗ |
video_live | ✗ | ✗ |
drm | ✗ | ✗ |
hls_dash_packaging | ✗ | ✗ |
websockets | ✗ | ✗ |
signed_urls | ✗ | ✗ |
edge_compute | ✗ | ✗ |
functions | ✗ | ✗ |
kv_storage | ✗ | ✗ |
api_first | ✓ | ✓ |
realtime_logs | ✓ | ✓ |
log_push | ✗ | ✗ |
terraform | ✗ | ✓ |
Legend: ✓ = Supported, ✗ = Not supported, — = Not listed
Pricing
Arelion’s pricing model is primarily enterprise-oriented, with custom contracts for wholesale and large-scale customers. No public per-GB pricing is available, and the company does not offer a free tier or pay-as-you-go plans. Pricing details are typically negotiated based on capacity and service requirements. For more information, visit https://www.arelion.com.
NS1 operates on an enterprise-only model with custom pricing based on traffic volume and feature sets. No public per-GB pricing is available, and there’s no free tier or pay-as-you-go option. Contact IBM for pricing details.
Integrations & DevEx
Arelion’s My Arelion portal supports Open APIs for accessing usage data, support tickets, and service management, enabling integration with customer systems. The portal includes BGP tools and allows self-service for ordering services like Cloud Connect and IP Transit. No specific support for Terraform or CI/CD pipelines is documented. Real-time logs are available through the portal, providing visibility into network performance and service status.
NS1 supports Terraform and Ansible for infrastructure automation, with an API-first design for programmatic control. SDKs and integrations with tools like Catchpoint and ThousandEyes enhance monitoring and analytics. Real-time logs and analytics provide immediate insights, and the platform supports seamless integration with major CDNs and cloud providers. Migration tools are available for transitioning from other DNS providers, with a focus on minimizing downtime.
When it fits
- Enterprises needing high-capacity, low-latency connectivity for content delivery across global markets.
- Wholesale customers requiring direct access to a tier 1 network with extensive peering.
- Businesses in Europe or North America seeking robust DDoS mitigation and API-driven service management.
- Enterprises needing precise MultiCDN traffic steering across global regions.
- Organizations requiring robust DDoS protection and real-time analytics.
- Teams using Terraform or API-driven workflows for network automation.
When it doesn’t
- Small businesses or startups looking for pay-as-you-go or free-tier CDN options.
- Customers needing advanced edge compute, image optimization, or video-specific CDN features.
- Organizations prioritizing transparent, publicly available pricing without custom contracts.
- Small businesses or startups seeking low-cost, pay-as-you-go CDN solutions.
- Users needing native video streaming features like VOD or live streaming.
- Companies focused on niche regional markets with limited NS1 PoP coverage.
History & Notes
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