Sid Lee is a multidisciplinary global creative agency of brand builders recognized for designing culture-driven communications and experiences.
Web health
66/100
measured 22/10/2026
Issues found
26
on their own site
Reviews
0
from clients on Dr Urls
What Dr Urls found on sidlee.com
From the audit of their public home page on 22/10/2026, worst first. Each links to what it means and how it is fixed.
- highSlow server response time (TTFB > 3s)
Page speed is a confirmed Google ranking factor, and TTFB is the foundational component.
- highTime to First Byte (TTFB) is slow
TTFB directly impacts all subsequent loading metrics.
- mediumAbove-fold images not prioritized
The Largest Contentful Paint (LCP) element is often a hero image.
- mediumHreflang set missing self-referencing entry
Google explicitly requires that hreflang annotations include a self-referencing tag.
- mediumHTML lang attribute does not match content language
Conflicting language signals confuse search engines about which language the page is written in, potentially causing it to appear in wrong-language search results.
- mediumImages missing width and height attributes
Missing image dimensions are the leading cause of Cumulative Layout Shift (CLS), a Core Web Vital and ranking factor.
- mediumScripts without async or defer
Synchronous scripts halt HTML parsing while the browser downloads and executes them.
- mediumText resources not compressed
Uncompressed text resources unnecessarily increase page load time and bandwidth consumption.
- lowBelow-the-fold images not lazy loaded
Loading all images immediately increases initial page weight and competes with critical resources for bandwidth.
- lowDuplicate heading text on same page
Duplicate headings reduce the uniqueness and semantic clarity of the page structure.
- lowImages missing responsive srcset
Without srcset, a 1200px wide image is downloaded on a 375px wide mobile screen, wasting bandwidth and slowing load times.
- lowLink is named for screen readers but has no anchor text
Nothing is broken for users.
And 4 more. 8 security findings are not listed on this public page; the site's owner sees them in a full audit after claiming it.
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Figures on this page come from Dr Urls crawling sidlee.com's public pages. Nothing here is taken from third-party listings.