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How Much IP Transit Does a Pre Series A Startup Really Need

IP Transit

Published on: 18/04/2026

Read time: 6

How Much IP Transit Does a Pre Series A Startup Really Need

Why Pre Revenue Startups Overthink And Underthink IP Transit

Pre revenue and pre Series A founders often swing between two extremes with IP transit. Either they ignore it completely and just tick “bandwidth” on the colocation form, or they overthink it and start daydreaming about multiple 10G ports, fancy peering, and global anycast. For an infra heavy startup, Internet connectivity really does matter, but you do not need “hyperscaler” IP transit on day one.

A better way to think about it: your goal before Series A is to buy just enough IP transit to stay reliable through early launches, demos, and first customers, while not locking yourself into silly commits that burn runway. You want simple, boring, predictable IP transit that fits your current traffic, with a clear path to scale up when traction hits.

Step 1: Understand Your Real Traffic (Even If It Is Tiny)

Even pre revenue, you can usually answer three basic questions about traffic without getting fancy:

  • How many users or test clients are hitting you during a busy hour
  • What they are doing (streaming, file transfer, chatty APIs, gaming...)
  • Where they are roughly located (same city, same country, or worldwide)

From that, you can ballpark your peak bandwidth. For example, if your early tests show you rarely exceed 50 Mbps on a normal “busy” day, you do not need a 1G commit. You might still want a 1G port for headroom, but the commit (what you actually pay for on 95th percentile) can be much lower.

At pre Series A, you are typically in one of these states:

  • Still mostly in cloud, only a small amount of colocation or none at all
  • A first rack in a data center, using whatever IP transit they bundle

In both cases, the job is to get visibility. Ask for or set up simple bandwidth graphs per interface, and try to identify what a “normal busy hour” looks like. Treat that as your provisional 95th percentile.

Step 2: Translate Traffic Into A Sensible First IP Transit Commit

Once you have a rough busy hour number, you can translate it into a commit. The commit is the “we promise to use about this much” part of an IP transit contract. You can usually get:

  • A port speed (for example 1G or 10G) that gives you physical headroom
  • A smaller commit (for example 50, 100, or 200 Mbps) that you actually pay for

For a pre revenue or very early revenue infra heavy startup, healthy first commits often live in the 50 to 200 Mbps range, even on a 1G port. The port gives you burst room for launch spikes or load tests, and the commit tracks what you normally do. You can nudge that commit up every few months as you actually win and onboard customers, instead of prepaying for traffic you may never see.

Two practical principles:

  • Size the commit around today’s busy usage plus some realistic growth, not your dream traffic
  • Choose a port that is at least five to ten times your current busy usage, to avoid hard ceilings

This way IP transit does not become the rate limiting factor, but it also does not become a runaway fixed cost before you even find product market fit.

Step 3: Decide When Basic Data Center Internet Is Enough

A very common situation for a pre Series A startup: you colocate a small number of servers and simply buy the data center’s generic Internet service. That is often fine at the very beginning, especially if:

  • You are still validating the product and do not have paying customers yet
  • Your traffic is small and bursts are modest
  • Latency and jitter are important but not yet business critical

In that phase, there are three things you should still do:

  • Ask the data center who their upstreams are and whether they have enough capacity and diversity
  • Get access to basic usage and latency graphs so you can see how their IP transit behaves
  • Keep your contract term short or flexible so you can move to dedicated IP transit later

The moment you start closing real customers, especially ones that care about performance or uptime, you will want more clarity and control than “we buy Internet from our DC.” That is when a direct IP transit relationship starts to make sense.

Step 4: The First Upgrade Path: One Solid IP Transit Provider

The first serious step up from generic data center bandwidth is usually:

  • One well regarded IP transit provider
  • small commit on a reasonable port (for example 1G port, 100 Mbps commit)
  • A contract that allows you to increase commit as you grow without pain

At pre Series A, you do not need multiple providers, IXPs, or peering yet, unless your product is unusually latency sensitive (for example competitive gaming, low latency trading, or real time collaboration). Your main goals are:

  • Better and more predictable paths to where your early users are
  • A clear support relationship with someone whose main job is IP transit
  • A commit level that does not crush your runway if growth is slower than hoped

You can still keep the data center’s Internet as a backup in some cases, but your primary path is now a deliberate IP transit choice, not a checkbox.

Step 5: When To Think About Redundancy And Multi Homing

Pre Series A, full multi homing (two or more IP transit providers, your own ASN, BGP, routing policies) can be overkill, but it is not always. It starts to make sense when:

  • You are handling production traffic from paying customers, not just trials
  • A regional or short outage would do serious reputation or revenue damage
  • Your busy traffic is high enough that a single provider issue would be very visible

In that case, a minimal multi homed setup looks like:

  • Two modest commits with two different IP transit providers
  • Enough port capacity on each side to carry your full load in a pinch
  • Simple, well tested failover and health checks

Even then, the commits themselves can still be modest. You might have two 100 Mbps commits instead of one 200 Mbps commit, trading a bit of extra fixed cost for resilience. Pre Series A, that is a choice you need to weigh against runway and risk tolerance.

Typical IP Transit Needs By Early Stage

Here is a rough, opinionated table to help pre revenue and pre Series A founders think about where they are:

Stage and trafficTypical IP transit setupMain goal
Prototype, tiny traffic (< 20 Mbps)Cloud or bundled DC bandwidthShip product, get any basic connectivity
Early beta, growing (20 to 100 Mbps)Single data center Internet or first small transit commitGain visibility, avoid obvious bottlenecks
Serious beta, first customers (50 to 200 Mbps)One chosen IP transit provider, small commit on 1G portPredictable paths, sane costs, room to grow
Early revenue, uptime sensitive (100 to 500 Mbps)One main IP transit provider plus DC Internet or second provider as backupStart caring about redundancy and incidents

This is not a rulebook, but if you are in the left column and dreaming about a huge commit and multiple peers at exchanges worldwide, you are probably early for that.

A Few Guardrails For Pre Revenue IP Transit Decisions

To keep yourself honest before Series A, it helps to adopt a few explicit rules:

  • Never sign an IP transit contract where the commit is more than two to three times your current real busy usage
  • Prefer shorter terms or contracts that allow you to step up commits gradually as you prove demand
  • Focus first on understanding your traffic and failure modes, not on peering, IXPs, or complex policies
  • Treat IP transit as infrastructure that must not kill runway, not as a vanity metric

If you follow those, you will have enough IP transit to support growth, without turning network spend into a bet you cannot afford to be wrong about at pre revenue.

Get A Pre Series A IP Transit Sanity Check

If you are a pre revenue or pre Series A startup wondering how much IP transit you really need, you do not have to guess in a vacuum. Send a short email to sales@shifthosting.com with your current traffic graphs, rough user geography, and growth expectations, and you can get a simple, stage appropriate view of what kind of IP transit commit, port size, and setup actually makes sense for you right now.

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