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Guide: colocation in Sweden

How to choose the right colocation provider

Price is only part of the picture. Here is what actually determines the quality of your colocation — and what you should demand from your provider.

10 things to check before choosing a provider

These points separate a reliable colocation partner from one that is simply selling rack space.

1

ISO 27001 certification

Not just "we follow the standard" — ask to see the actual certificate. The certification should apply to the specific data centre where your equipment is housed, not just the organisation as a whole.

2

Power redundancy

Ask about N+1 or 2N. Is there UPS with automatic failover? Diesel generators with fuel for at least 24 hours? Dual utility feeds from the grid? Every step in the power chain should be redundant.

3

SLA with actual compensation

99.9% uptime sounds good, but still means up to 8.7 hours of downtime per year. Read the fine print: what happens if the SLA is breached? Demand a clear compensation model in the contract.

4

Network quality

Does the provider have its own AS number? Do they run BGP with RPKI? Or is it a shared uplink with no redundancy? An own AS number with BGP gives control, failover and better performance through peering.

5

Bandwidth

Is 1 Gbps standard or does it cost extra? Are 10 Gbps and 100 Gbps available if you grow? Check whether it is shared or dedicated bandwidth — the difference is significant.

6

BGP sessions

Can you announce your own prefixes? Are BGP sessions included or do they cost extra? The ability to control your own routing is critical if you have your own IP addresses or need multi-homing.

7

Physical security

Multi-layer perimeter: fencing, card readers, mantrap, CCTV with retention, and logged access control. Ask about the visitor policy — how are unauthorised persons handled?

8

Fire suppression

Early detection (VESDA or similar) combined with gas-based suppression that does not damage equipment. Water sprinklers in a server room is a red flag.

9

Remote hands

Is it included or does it cost extra? What is the response time — 15 minutes or "next business day"? What tasks can they perform? Reboots, cable swaps and visual inspection should be standard.

10

Contract length and notice period

Does the provider require a 36-month commitment? What happens if prices increase? Flexible contracts show confidence in their own service. Long lock-in periods can be a warning sign.

Why price is not everything

It is tempting to pick the cheapest colocation provider. But the difference between cheap and reliable only becomes apparent during the first power outage, the first network disruption, or the first security incident.

⚠️

Cheap colocation has a cost

Shared power circuit, no redundancy, budget facility. The savings disappear at the first outage.

📈

One hour of downtime costs more

Lost revenue, damaged trust and SLA breaches towards your own customers cost more than a full year's price difference.

📋

Certifications cost money

That is exactly the point. An ISO 27001 audit costs hundreds of thousands of SEK. Providers that invest in certification take security seriously.

Common pitfalls

Things that sound good in marketing but may hide weaknesses

🔴 "Up to 100 Gbps" — what is the actual capacity?
🔴 "We follow ISO 27001" — but are they certified?
🔴 "99.99% SLA" — but without a compensation clause
🔴 "Redundant network" — but only one upstream provider
🔴 "Remote hands included" — but 4-hour response time

How we match the checklist

We built our colocation service around the requirements we would set ourselves. Here is how we deliver on each point.

🔒

Triple-certified facilities

ISO 27001, ISO 14001 and ISO 9001 — certified data centres in Solna and Västberga. Not "we follow the standard" but actual, third-party audited certification.

Solna & Västberga, Stockholm

🌐

Own AS number with BGP

AS51701 with BGP, RPKI and 100 Gbps SONIX peering. We run our own routing — no shared uplink, full control and automatic failover.

AS51701, RPKI, SONIX

🚀

Up to 100 Gbps

Network connectivity up to 100 Gbps. 1 Gbps as standard, 10 Gbps and 100 Gbps available. Dedicated bandwidth, not "best effort".

1G standard, 10G/100G available

🔗

BGP sessions included

2x BGP sessions included from half rack (21U). Announce your own prefixes, control your routing, keep your IP addresses regardless of where you peer.

Included from half rack

99.9% SLA with compensation

Clear SLA with a defined compensation model. We stand behind our promise of 99.9% guaranteed uptime — not just in marketing but in the contract.

Compensation in the contract

N+1 redundancy

UPS with automatic failover and diesel generators. Redundant power supply throughout the entire chain. 40+ years in operation since 1983 — we know what it takes.

UPS + diesel, since 1983

Questions about choosing colocation

Answers to common questions about what to consider when comparing colocation providers.

A serious colocation provider should have ISO/IEC 27001 for information security as a minimum. ISO 14001 (environmental management) and ISO 9001 (quality management) demonstrate a systematic approach. Important: ask to see the actual certificate — many claim they "follow the standard" without actually being certified. The certification should apply to the specific data centre where your equipment is housed.

An own AS number (Autonomous System) means the provider has a registered network number with RIPE NCC and runs its own routing via BGP. This gives control over network paths, the ability to have redundant connections via multiple carriers, and better performance through direct peering at internet exchange points like SONIX. Providers without their own AS number depend on a single upstream provider, which creates a single point of failure.

BGP (Border Gateway Protocol) lets you announce your own IP prefixes and control traffic between multiple network operators. With BGP you can keep your IP addresses if you switch providers, get automatic failover if a link goes down, and optimise routing for best performance. RPKI (Resource Public Key Infrastructure) also provides protection against route hijacking. A colocation provider offering BGP sessions shows they understand the demands of professional network environments.

Colocation in Stockholm varies widely depending on space, power and network requirements. Basic 1U slots start from around SEK 500-1,000/month, quarter rack (10U) from SEK 2,000-4,000/month, and half rack (21U) from SEK 4,000-7,000/month. The price depends on redundancy level, bandwidth and support included. Always compare what is actually included in the price — not just the monthly fee. A cheaper provider can end up costing more if you need to add power, bandwidth or remote hands as extras.

Don't just compare price. Use a checklist: certifications (demand certificates, not promises), power redundancy (N+1 vs 2N), SLA with actual compensation, network quality (own AS number, BGP, peering), fire suppression, physical security, remote hands terms, and contract length. Visit the data centre if possible. Ask for reference customers in a similar industry. One hour of unplanned downtime often costs more than a full year's price difference between providers.

Ready to move in?

We help you find the right colocation solution. Book a free consultation and we will go through the checklist together.