Article

NCSC Check Your IP Address and Website

August 24, 2025

Introduction

Imagine discovering that your company’s website has been compromised, a cyber criminal has access to your data, has been able to inject malicious software, and has defaced your website. What if this could have been prevented by using a free and simple tool – provided by the National Cyber Security Centre (NCSC)?

In this article, we explore a great free service from the National Cyber Security Centre (NCSC), called Check Your IP Address and Website. We examine its benefits, explain how it works, and provide guidance on its use.

Background

The National Cyber Security Centre (NCSC) is the UK’s authority on cyber security, dedicated to making the UK the safest place to live and work online. The NCSC provides a range of services to help organisations protect themselves from cyber threats. One of their offerings is called ‘Check Your IP Address and Website’ and is aimed at providing organisations with insight into their IP address and website security.

Benefits

Protection from Cyber Attack: Review and action risks that can prevent unauthorised access
Identifies Vulnerabilities: Helps identify weaknesses associated with the technology that relates to your internet connection and website
Free and Easy to Use: A free service that’s very easy to use
Helps Safeguard Data: Using the service and acting upon findings can help prevent data breaches
Complementary to Existing Frameworks and Controls: The Check Your IP Address and Website service can enhance and supplement the effectiveness of cyber security, by checking and identifying weaknesses associated with your internet connection and/or website
Compliance Support: By helping organisations identify and address vulnerabilities, the service can support compliance with UK data protection regulations and other legal requirements

How It Works

Checks for Vulnerabilities: Identifies potential security weaknesses in your IP address and website.
Runs in Seconds: Provides quick results.
Informative: Offers detailed information on the vulnerabilities found and recommendations for addressing them.

Who’s Eligible to Receive It

The NCSC has a mission to make the UK the safest place to work online, and as such, they have made the Check Your IP Address and Website Service available to any-sized organisation based in the UK. This includes public sector bodies, private companies of all sizes, charities and not-for-profits, educational institutes, healthcare providers, and local authorities.

How to Get Started

Visit the NCSC web page: Go to https://basiccheck.service.ncsc.gov.uk/ip-check
Enter Your Details: The service will automatically detect your IP address and give options to check a different IP address and/or add a company domain name
Check for Issues: A dialogue box will show results, indicating any issues found from the testing
Reflect and Act: Review the results and take appropriate actions to address any identified weaknesses
Repeat: When ready, repeat the testing to carry out ongoing testing and validation
Set a reminder: Enter details in the web form provided to be sent a reminder to recheck for vulnerabilities

How We Help

At RB Consultancy Ltd, we support organisations with Cyber Security:

NCSC Cyber Advisor certified – we’re proven to help organisations understand and implement technical controls
NCSC Assured Service Provider – we meet the standards set by the National Cyber Security Centre (NCSC)
IASME Assessor and Certification Body – we assess organisations and issue certificates for Cyber Essentials, Cyber Essentials Plus, and IASME Cyber Assurance
Consultancy – with ISO 27001 Lead Implementer certification, we help organisations implement Information Security Management System (ISMS) and associated controls

Conclusion – How to use NCSC free service to check your IP address and website

The National Cyber Security Centre (NCSC) offers a valuable service called “Check Your IP Address and Website” that helps organisations protect against cyber threats. By using this service, organisations can enhance their security, gain protection from cyber attacks, identify vulnerabilities, and help safeguard data. The service provides insights on IP addresses and website vulnerabilities and can be used by organisations of all sizes.

RB Consultancy Ltd empowers organisations through cyber security. We can provide insight into how we use this service and the associated benefits. Contact us for further information, advice, and guidance.

Information Sources

NCSC Check Your IP Address and Website webpage: https://basiccheck.service.ncsc.gov.uk/ip-check

This blog is written by Remo Belisari, Managing Director of RB Consultancy Ltd. He is an experienced cyber security professional and cyber advisor. Remo holds certifications in CISSP, ISSAP, ISO 27001, Cyber Essentials, and IASME Cyber Assurance. He has many years of experience in IT and cyber security. He has supported organisations worldwide. His work includes helping a Fortune 500 company in the USA and over 100 organisations across the UK. The views in this blog are his own. They do not necessarily reflect the views of RB Consultancy Ltd, its clients, partners, or affiliates. The content is for general information only.

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About RB Consultancy Ltd

Remo Belisari

Founder & Managing Director, RB Consultancy Ltd

Remo Belisari is a Chartered Cyber Security Professional with over a decade of experience advising organisations from start-ups to multinationals across the UK, Europe, Asia and the USA.

Through RB Consultancy Ltd he delivers high-quality, cost-effective and practical cyber security services that support compliance, strengthen resilience and enable business growth.

Remo holds the most respected certifications in the field and is personally involved in every client engagement, ensuring clear and valuable outcomes.