Broadband · Updated 12 October 2026

What is a static IP and does my business need one?

A static IP address is a fixed internet address that doesn't change — unlike the changing (dynamic) one most home connections use. Your business may need one for card payment terminals, VoIP phones, CCTV, remote access or hosting. Here's what it does and whether it's worth it for you.

Business broadband

Static IP:
do you need one?

Fixed vs dynamic address

Full-fibre & leased lines
Key takeaways
  • A static IP is a fixed internet address that stays the same, versus the dynamic (changing) IP most home broadband uses.
  • You may need one for card terminals, VoIP phones, remote CCTV access, VPNs, remote working, or hosting services.
  • Business broadband packages often include a static IP; home broadband usually doesn't.
  • If none of your tools require a fixed address, you may not need one — so it's worth checking before paying for it.

"Do I need a static IP?" is a common question when setting up business broadband. The answer depends on what your business connects to the internet.

Static vs dynamic IP

Every connection has an IP address — its address on the internet. A dynamic IP changes periodically (what most home broadband uses), while a static IP stays the same. For a lot of everyday browsing, dynamic is fine; for certain business tools, a fixed address matters.

What needs a static IP

Business vs home broadband

This is one of the practical differences between the two: business broadband packages often include a static IP, while home broadband usually doesn't. It's part of why business connections suit businesses — see our guide on business vs home broadband.

So do you need one?

Check what your tools require. If you take card payments, run VoIP phones, access CCTV remotely or use a VPN, a static IP is likely worth having. If you just browse, email and use cloud apps, you may not need one — so it's worth confirming rather than paying for it by default.

Not sure if you need a static IP, or which connection suits you? We compare business broadband across UK providers and match it to what you actually use. Call 0845 862 1947 or get in touch.

A static IP is simply a fixed address — useful for the tools that need to be reliably reachable. Check what you run, and you'll know whether it's a must-have or something you can skip.

FAQ

Broadband — Common Questions

A fixed internet address that stays the same, unlike a dynamic IP (used by most home broadband) which changes periodically. Certain business tools need a fixed address to work reliably.
You likely need one if you use card payment terminals, VoIP phones, remote CCTV access, VPNs or host a service on your premises. If you only browse, email and use cloud apps, you may not need one.
Business broadband packages often include a static IP, whereas home broadband usually doesn't. It's one of the practical differences between the two.
A static IP stays the same; a dynamic IP changes periodically. Dynamic is fine for general use, but a static IP is needed where something must be reliably reachable at a fixed address.

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Last reviewed 12 October 2026. Figures are based on Ofgem, NESO/National Grid, gov.uk and published industry data, and are correct to the best of our knowledge at the time of writing; prices, rates and regulations change, so always confirm current figures before making a decision. This guide is general information, not financial, legal or regulatory advice. Win Energy Ltd is an independent utility broker (not a supplier); any savings are illustrative and vary by business.
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