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358.fi website review

Visit site (opens in a new tab)Reviewed 19 October 202630 issues · 88 checks

This review found 30 issues worth fixing on 358.fi, 11 of them high impact, across 88 checks. The most urgent: render-blocking requests. Your full playbook turns these into prioritised fixes alongside reviews, competitors and channels.

  1. Homepage
  2. Phone render
  3. Links and pages
  4. Google PageSpeed

Google PageSpeed Insights (opens in a new tab), mobile

Live view · interaction off

Speed

7 to fix71
  • Render-blocking requests

    3.0 s

    6 files block the first paint until they finish downloading. Deferring or inlining them could save about 3.0 s.

  • Use efficient cache lifetimes

    750 ms · 23.0 MB

    8 files are served with short cache lifetimes, so returning visitors download them again (23.0 MB).

  • Improve image delivery

    4.5 MB

    4 images could be 4.5 MB smaller with modern formats (WebP or AVIF) and sizes that fit a phone screen.

  • 4 third-party services on the page

    4 third-party services load with your homepage (Google Tag Manager, website-files.com and consentpro.com and others), adding 28.4 MB and 207 ms of main-thread time.

  • website-files.com adds 60 ms

    60 ms

    website-files.com costs a phone 60 ms of main-thread work and 28.0 MB of downloads while your page loads. Loading it after the page is usable, or only on the pages that need it, takes that off the critical path.

  • Reduce unused JavaScript

    900 ms · 196 KiB

    About 196 KiB of JavaScript is downloaded but never used on this page. Google estimates it would make the page about 900 ms faster on a phone.

  • Mobile performance score: 71

    71/100

    Your mobile performance score is 71 (desktop: 73). Pages that score under 90 lose visitors before the first paint.

  • 2 long tasks on the main thread

    2 long tasks block the main thread while loading, the longest for 68 ms. During a long task the page ignores taps.

  • Reduce unused CSS

    27 KiB

    About 27 KiB of CSS is downloaded but never applied on this page.

  • Chained critical requests

    Critical files load one after another instead of in parallel (3 chains). Preconnecting to key origins and preloading the hero image shortens the chain.

2 checks passed
  • Main-thread work: 0.5 s

    A phone's processor spends 0.5 s on main-thread work while loading, 186 ms of it running JavaScript. That is comfortably low.

  • Server response: 2 ms

    2 ms

    Your server sent the HTML in 2 ms, well inside Google's 600 ms guideline.

Core Web Vitals

5 to fix75
  • Largest Contentful Paint: 5.1 s

    5.1 s

    Your largest element takes 5.1 s to render on a phone. Google's threshold for “good” is 2.5 s. The largest element is the element shown below.

  • First Contentful Paint: 3.5 s

    3.5 s

    The first text or image appears after 3.5 s on a phone. Good is under 1.8 s.

  • Speed Index: 5.1 s

    5.1 s

    Visually, the page fills in at 5.1 s (Speed Index). Good is under 3.4 s.

  • Time to Interactive: 5.1 s

    5.1 s

    The page becomes fully interactive after 5.1 s. Good is under 3.8 s.

  • 12 images without width and height

    12 images have no width and height attributes, so the layout jumps as each one loads.

  • Not enough real-visitor data yet

    Chrome's UX Report (opens in a new tab) has too little real-visitor traffic for this site, so the figures here are lab measurements from Google's test phone on a throttled 4G connection.

2 checks passed
  • Cumulative Layout Shift: 0

    0

    The layout barely moves while loading (CLS 0, good is under 0.1).

  • Total Blocking Time: 28 ms

    28 ms

    Scripts block the page for only 28 ms while loading. Good is under 200 ms.

Images and page weight

1 to fix70
  • Page weight: 28.4 MB in 43 requests

    28.4 MB

    Your homepage downloads 28.4 MB in 43 requests on a phone: media 22.8 MB (4), images 5.0 MB (14) and scripts 458 KiB (20). Under 2 MB keeps phones on slow connections fast.

  • About 8.0 g of CO₂ per visit

    8.04 g

    By the Sustainable Web Design model, a visit to your homepage emits about 8.04 g of CO₂e: 965.1 kg a year at 10,000 visits a month. It scales with page weight, so every byte cut lowers it.

3 checks passed
  • Images use modern formats

    Every sizeable image is WebP, AVIF or SVG.

  • Images load when needed

    Images below the first screen wait until the visitor scrolls to them.

  • Images are sized for phones

    No image is downloaded at more than three times the size it is drawn on a phone.

Accessibility

3 to fixGoogle 9294
  • 5 text elements with low contrast

    5 text elements don't have enough contrast against the background to read easily, especially outdoors on a phone.

  • 4 tap targets too small

    4 tap targets are too small or too close together to hit reliably with a finger.

  • All page content should be contained by landmarks (2 elements)

    All page content should be contained by landmarks: 2 elements on the page fail this check, rated moderate by axe-core.

  • Elements with visible text labels do not have matching accessible names.

    Elements with visible text labels do not have matching accessible names. (4 elements).

2 checks passed
  • Every image has alt text

    All 12 images in the HTML carry an alt attribute.

  • 40 automated accessibility rules passed

    axe-core 4.13.0, the open-source engine behind most accessibility testing tools, ran 43 WCAG 2.2 A/AA and best-practice rules on the phone render: 40 passed and 3 failed. 3 mores need a person to judge. Automated rules catch about a third of accessibility problems; the rest need manual testing.

SEO

4 to fixGoogle 9287
  • No structured data

    No structured data (JSON-LD), so Google can't show rich results such as your logo, ratings or FAQs.

  • No canonical URL

    No canonical URL, so duplicate versions of the homepage (with or without www, with tracking parameters) can split ranking signals.

  • No social preview image

    No Open Graph image (also missing: og:description), so links shared on LinkedIn, Slack or Facebook show no preview picture.

  • 1 link with vague text

    1 link use generic text like “click here” or “learn more”, which tells Google nothing about the page behind it.

  • No X (Twitter) card tag

    No twitter:card tag. X falls back to Open Graph, which is incomplete here.

  • 21 internal links, 4 external

    The homepage links to 21 pages on 358.fi and 4 external pages.

5 checks passed
  • Meta description: 140 characters

    Your meta description is 140 characters: “358 is a Helsinki based creative agency. We uncover what people actually care about and build brand experiences they'll…”.

  • One H1 headline

    Your main headline reads: “People-centric creative agency.”.

  • Title: 36 characters

    Your title is a healthy 36 characters: “358 | People-centric creative agency”.

  • robots.txt in place

    robots.txt is in place and points crawlers to your sitemap.

  • XML sitemap found

    Your XML sitemap is reachable at https://www.358.fi/sitemap.xml.

AI search readiness

1 to fix88
  • No Organization structured data

    There is no Organization (or LocalBusiness) JSON-LD, so search engines and AI assistants have no machine-readable facts about who runs the site: its name, logo, profiles and contact details.

  • No llms.txt

    There is no /llms.txt, a short Markdown guide to your key pages for AI tools (llmstxt.org). It is optional and few AI tools read it yet, so treat it as a cheap extra.

2 checks passed
  • AI answer engines may read the site

    Your robots.txt lets the crawlers behind ChatGPT search, Claude and Perplexity read the site and cite it in answers.

  • Text is in the HTML

    Your server sends the page's text in the HTML (371 words), so crawlers that don't run JavaScript still read it.

Other pages

2 to fix70
  • 1 linked page is broken

    Your homepage links to /tools, which answers with an error. Visitors hit a dead end and search engines drop it.

  • 5 pages without a meta description

    /work/koiratarvike-haukkula, /work/skoda, /work/r-kioski, /work/vaasan-sahko and /policies/cookies have no meta description, so Google writes the search snippet from whatever text it finds.

  • 15 internal pages checked

    We fetched 15 pages linked from your homepage (of 16 found) and read each the way a search engine does.

5 checks passed
  • Canonical URLs point to themselves

    No page we checked hands its ranking to a different URL.

  • Titles are unique

    Every page we checked has its own title.

  • Every page has an H1

    Each page we checked has a main headline.

  • No linked page is hidden from search

    None of the pages we checked carries a noindex tag.

  • Every page has a title

    All 14 pages that loaded have a <title>.

Best practices

1 to fixGoogle 10093
  • 1 JavaScript error while loading

    1 error was logged to the browser console while the page loaded, for example “Failed to load resource: net::ERR_FAILED”.

2 checks passed
  • Tap targets are thumb-sized

    10 of 10 tappable elements near the top are at least 24 px.

  • Mobile viewport set

    The page declares a mobile viewport.

Security and trust

2 to fix79
  • 1 broken link to your own pages

    1 link from your homepage to your own site is broken, for example https://www.358.fi/tools (404).

  • No Content-Security-Policy

    No Content-Security-Policy header, the main browser-side defence against injected scripts.

  • No clickjacking protection

    Neither X-Frame-Options nor a CSP frame-ancestors policy is set, so any site can embed yours in a frame.

  • No X-Content-Type-Options

    X-Content-Type-Options: nosniff is missing, so browsers may guess file types.

  • No Referrer-Policy

    No Referrer-Policy header, so full URLs can leak to the sites you link to.

  • No Permissions-Policy

    No Permissions-Policy header to switch off camera, microphone and location for embedded content.

  • No security.txt

    There is no /.well-known/security.txt telling researchers how to report a security problem to you.

5 checks passed
  • Served over HTTPS

    The homepage is served over HTTPS (358.fi).

  • Valid certificate (79 days left)

    The certificate from Google Trust Services · WE1 verifies for 358.fi and is valid for another 79 days.

  • HSTS enabled

    Strict-Transport-Security is set, so browsers always use https.

  • http:// redirects to https

    http://358.fi redirects to the secure version.

  • HTTP/2 and HTTP/3

    The server speaks HTTP/2 and advertises HTTP/3, so browsers load many files over one connection.

Domain and trust

  • No CAA record

    358.fi has no CAA record, so any certificate authority may issue a certificate for it. A CAA record naming your provider (for example letsencrypt.org) closes that door.

2 checks passed
  • Domain is 17 years old

    17 years

    358.fi was registered in Aug 2009. An established domain carries more trust with email providers and search engines.

  • Registered until Aug 2030

    358.fi is registered until Aug 2030.

Content and conversion

2 to fix60
  • No call to action on the first screen

    On a phone, there is no call to action on the first screen: visitors have to scroll to find out what to do next.

  • No social proof

    No testimonials, customer logos, ratings or customer counts on the homepage: nothing tells a new visitor that others already trust you.

  • Phone number is not tap-to-call

    Your phone number appears as text but isn't a tel: link, so phone visitors can't tap to call.

  • No risk reducer

    No guarantee or risk reducer (money-back, free trial, no credit card) is mentioned, which is often what tips a hesitant visitor.

  • About 299 words of copy

    The homepage carries about 299 words of visible text.

3 checks passed
  • 2 calls to action

    The homepage has 2 calls to action, for example “Contact” and “Get in touch”.

  • 1 short form

    A short form (3 fields at most) is right on the homepage.

  • Analytics in place

    Analytics detected: Google Tag Manager.

Email authentication

1 to fix50
  • No DMARC policy

    358.fi has no DMARC record, so nothing tells receivers what to do with mail that fails SPF or DKIM. Gmail and Yahoo require DMARC from bulk senders.

  • Email authentication score: 50/100

    Email authentication: SPF record 25 points, plus 15 when it ends in -all (10 for ~all); DMARC record 25, plus 25 for a reject policy (15 for quarantine); a DKIM key on a common selector 10.

2 checks passed
  • SPF with a strict ending (-all)

    An SPF record lists your sending servers and tells receivers to reject anything else: “v=spf1 include:spf.protection.outlook.com -all”.

  • DKIM signing found

    A DKIM key is published (selector “selector2”), so receivers can verify mail really came from you.

Privacy and tracking

1 to fix
  • 1 tracker load before any consent

    1

    Before a visitor clicks anything, the page loads Google Tag Manager (measured from a US location before any click). No consent tool was detected. Visitors from the EU, UK and several US states must be asked first.

  • 8 cookies set on arrival

    8

    Opening the homepage sets 8 cookies (measured from a US location before any click).

  • No consent tool detected

    No known cookie consent tool loads with the page. Some sites build their own banner, and some only show one to visitors from the EU.

  • 4 other companies contacted

    Loading the homepage contacts 4 hosts run by other companies (fonts, scripts, analytics, ads), each of which sees the visitor's IP address.

Upkeep, stack and company

  • The footer still says © 2025.

Stack

CMS
Webflow
Analytics
Google Tag Manager

Upkeep, stack, hiring and company data from programmable.info

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