What powers downing.co.uk?

Last seen Aug 2026 · 51 technologies across 24 categories

Advertising

Microsoft Advertising
since Apr 2026

Analytics

Google Analytics
since Jan 2019
Hotjar
since Feb 2019
Linkedin Insight Tag
since Aug 2022
Microsoft Clarity
since Nov 2023

CDN

Amazon CloudFront
since Aug 2023
Amazon S3
since Aug 2023
cdnjs
since Oct 2022
Cloudflare
since Oct 2022
Google Hosted Libraries
since Sep 2023
jsDelivr
since Oct 2022

Cookie compliance

OneTrust
since Oct 2022

Documentation

Zendesk
since Aug 2022

Email

Sendgrid
since Aug 2022

Font scripts

Font Awesome
since Aug 2023
Google Font API
since Jan 2019

JavaScript frameworks

Angular v21.2.5
since Feb 2025
AngularJS v1.6.10
since Aug 2023
Emotion
since Oct 2024
Zone.js
since Feb 2025

JavaScript graphics

D3 v3.5.17
since Aug 2023

JavaScript libraries

core-js v3.0.1
since May 2023
jQuery v3.5.1
since Jan 2019
jQuery UI v1.14.0
since Jan 2019
Lodash v4.17.21
since Aug 2023
Marked
since Jul 2024
Moment.js v2.29.4
since Aug 2023
Preact
since Nov 2021
Selectize
since Feb 2025
Splide
since Sep 2023

Load balancers

Application Request Routing v3.0
since Feb 2025

Marketing automation

HubSpot
since May 2023
MailChimp
since Aug 2022

Miscellaneous

DocuSign
since Aug 2022
HTTP/3
since Nov 2024
LottieFiles
since Aug 2025
Open Graph
since Aug 2023
Webpack
since Aug 2023

Operating systems

Windows Server
since Jul 2019

PaaS

Amazon Web Services
since Aug 2023
Azure
since Sep 2021

Page builders

Webflow
since Sep 2023

Programming languages

TypeScript
since Feb 2025

Rich text editors

TinyMCE v7
since Feb 2025

Security

Cloudflare Bot Management
since May 2023
HSTS
since Sep 2022

Tag managers

Google Tag Manager
since Jan 2019

UI frameworks

Bootstrap v3.3.7
since Jan 2019

Web frameworks

Microsoft ASP.NET
since Jul 2019

Web servers

IIS v10.0
since Jul 2019

Webmail

Apple iCloud Mail
since Jan 2023

AI Crawlers

Blocks 1 of 33 AI crawlers we track by name in its robots.txt. Checked Sep 2026.

Training crawlers

  • Bytespider Blocked

The other 32 AI crawlers we track are not mentioned and only inherit the catch-all rules that apply to every crawler.

  • robots.txt found
  • llms.txt not found
  • ai.txt not found
  • Sep 2026 * added to robots.txt
  • Sep 2026 bytespider added to robots.txt
  • Sep 2026 bytespider removed from robots.txt
  • Sep 2026 * removed from robots.txt
  • Sep 2026 bytespider added to robots.txt
  • Sep 2026 * added to robots.txt

See who blocks each AI crawler across the web

AI Crawlers

1 of 33 AI crawlers blocked

Full breakdown

Audience

  • 66% desktop
  • 34% phone
  • United Kingdom

Where the site's Chrome visitors come from, largest estimated audience first.

Open Page Rank

4.69 / 10 · ranked #338,373 of all domains

120 referring domains · OpenPageRank

Core Web Vitals

LCP1.4 s
INP75 ms
CLS0
TTFB400 ms

Real user p75, Chrome UX Report, Aug 2026.

Page

  • Language: English
  • CDN: Cloudflare
  • Weight: 2.4 MB · 99 requests
  • Structured data: JSON-LD, OpenGraph, Twitter Cards

Homepage as crawled by the HTTP Archive, Sep 2026.

Organisation

From the homepage's own structured data (Sep 2026).

Infrastructure

  • Hosted on Cloudflare (198.202.211.1)
  • Email: Mimecast
  • Email security: SPF (hard fail), DMARC quarantine
  • SSL: Google Trust Services, ECDSA P256, expires Nov 2026
  • Common Crawl link graph: rank 1,906,377, 7 hosts
  • Verified with: Apple Business, DocuSign, Google, OneTrust, OpenAI

DNS records as swept Sep 2026, certificate as seen Sep 2026. How the web is hosted

Subdomains

HostTechs
www.downing.co.uk 29
aim-portal.downing.co.uk 24
institutional.downing.co.uk 23
portal.downing.co.uk 18

Full technology history →
Report an incorrect detection

Recent changes

Look up any website for free

No paywall, no lead-gen, no account. Paste a domain and see what powers it.

No account neededHistory since 2018