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comet.it website review
Visit site (opens in a new tab)Reviewed 19 October 202648 issues · 108 checks
This review found 48 issues worth fixing on comet.it, 20 of them high impact, across 108 checks. The most urgent: use efficient cache lifetimes. Your full playbook turns these into prioritised fixes alongside reviews, competitors and channels.
- Homepage
- Phone render
- Links and pages
- Google PageSpeed
Google PageSpeed Insights (opens in a new tab), mobile
Site score
75CClosest competitors among reviewed websites
Compare side by sideShow as table
| Date | Real-visitor load time (LCP) |
|---|---|
| May 2, 2026 | 1.3 s |
| May 9, 2026 | 1.3 s |
| May 16, 2026 | 1.2 s |
| May 23, 2026 | 1.2 s |
| May 30, 2026 | 1.3 s |
| Jun 6, 2026 | 1.3 s |
| Jun 13, 2026 | 1.3 s |
| Jun 20, 2026 | 1.3 s |
| Jun 27, 2026 | 1.4 s |
| Jul 4, 2026 | 1.4 s |
| Jul 11, 2026 | 1.5 s |
| Jul 18, 2026 | 1.4 s |
| Jul 25, 2026 | 1.4 s |
| Aug 1, 2026 | 1.3 s |
| Aug 8, 2026 | 1.3 s |
| Aug 15, 2026 | 1.3 s |
| Aug 22, 2026 | 1.3 s |
| Aug 29, 2026 | 1.3 s |
| Sep 5, 2026 | 1.3 s |
| Sep 12, 2026 | 1.4 s |
| Sep 19, 2026 | 1.4 s |
| Sep 26, 2026 | 1.4 s |
| Oct 3, 2026 | 1.3 s |
| Oct 10, 2026 | 1.3 s |
| Oct 17, 2026 | 1.3 s |
Show as table
| Date | Real-visitor tap response (INP) |
|---|---|
| May 2, 2026 | 153 ms |
| May 9, 2026 | 150 ms |
| May 16, 2026 | 146 ms |
| May 23, 2026 | 146 ms |
| May 30, 2026 | 148 ms |
| Jun 6, 2026 | 151 ms |
| Jun 13, 2026 | 155 ms |
| Jun 20, 2026 | 158 ms |
| Jun 27, 2026 | 161 ms |
| Jul 4, 2026 | 162 ms |
| Jul 11, 2026 | 162 ms |
| Jul 18, 2026 | 160 ms |
| Jul 25, 2026 | 156 ms |
| Aug 1, 2026 | 155 ms |
| Aug 8, 2026 | 158 ms |
| Aug 15, 2026 | 162 ms |
| Aug 22, 2026 | 163 ms |
| Aug 29, 2026 | 166 ms |
| Sep 5, 2026 | 163 ms |
| Sep 12, 2026 | 161 ms |
| Sep 19, 2026 | 160 ms |
| Sep 26, 2026 | 158 ms |
| Oct 3, 2026 | 158 ms |
| Oct 10, 2026 | 158 ms |
| Oct 17, 2026 | 160 ms |
Chrome UX Report (opens in a new tab): real Chrome visitors over rolling 28-day periods.
One score from every part of this review. How it works
How it loaded on a phone
0.4 s
0.8 s
1.1 s
1.5 s
1.9 s
2.3 s
2.6 s
3.0 s
comet.it does not allow embedding, so this is Google's rendering of the page.
Speed
Use efficient cache lifetimes
6.9 s · 5.5 MB59 files are served with short cache lifetimes, so returning visitors download them again (5.5 MB).
Improve image delivery
1.2 s · 4.4 MB14 images could be 4.4 MB smaller with modern formats (WebP or AVIF) and sizes that fit a phone screen. Google estimates it would make the page about 1.2 s faster on a phone.
Render-blocking requests
1.9 s5 files block the first paint until they finish downloading. Deferring or inlining them could save about 1.9 s.
Mobile performance score: 44
44/100Your mobile performance score is 44 (desktop: 61). Under 50 is Google's “poor” band: many phone visitors leave before the page is usable.
Font display
450 msWeb fonts hide text while they load. Setting font-display: swap shows text immediately (about 450 ms).
Reduce unused JavaScript
274 KiBAbout 274 KiB of JavaScript is downloaded but never used on this page.
2,424 HTML elements
The page has 2,424 HTML elements. Above 1,500, rendering and every interaction get slower on phones.
Main-thread work: 2.1 s
A phone's processor spends 2.1 s on main-thread work while loading, 616 ms of it running JavaScript. Above 2 s, taps and scrolls feel sluggish.
7 third-party services on the page
7 third-party services load with your homepage (Google Tag Manager, iubenda and Reevoo and others), adding 707 KiB and 254 ms of main-thread time.
Reduce unused CSS
150 ms · 31 KiBAbout 31 KiB of CSS is downloaded but never applied on this page. Google estimates it would make the page about 150 ms faster on a phone.
4 long tasks on the main thread
4 long tasks block the main thread while loading, the longest for 131 ms. During a long task the page ignores taps.
Legacy JavaScript
18 KiBPolyfills for old browsers add 18 KiB JavaScript that modern phones do not need.
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.
Minify JavaScript
5 KiB5 KiB could be saved by minifying JavaScript.
1 checks passed
Server response: 11 ms
11 msYour server sent the HTML in 11 ms, well inside Google's 600 ms guideline.
Core Web Vitals
Largest Contentful Paint: 14.2 s
14.2 sYour largest element takes 14.2 s to render on a phone. Google's threshold for “good” is 2.5 s. The largest element is the image “Volantino”.
Time to Interactive: 25.2 s
25.2 sThe page becomes fully interactive after 25.2 s. Good is under 3.8 s.
Speed Index: 10.8 s
10.8 sVisually, the page fills in at 10.8 s (Speed Index). Good is under 3.4 s.
Cumulative Layout Shift: 0.383
0.383The layout shifts by 0.383 while loading, so content jumps under the reader's thumb. Good is under 0.1.
First Contentful Paint: 2.4 s
2.4 sThe first text or image appears after 2.4 s on a phone. Good is under 1.8 s.
19 images without width and height
19 images have no width and height attributes, so the layout jumps as each one loads.
Tap response (INP) held steady for real visitors
+5%Over the last 25 four-week periods to 2026-10-17, real Chrome visitors' tap response (inp) went from 153 ms to 160 ms at the 75th percentile (Chrome UX Report (opens in a new tab) history).
Largest content (LCP) held steady for real visitors
+5%Over the last 25 four-week periods to 2026-10-17, real Chrome visitors' largest content (lcp) went from 1.3 s to 1.3 s at the 75th percentile (Chrome UX Report (opens in a new tab) history).
7 checks passed
Passes Core Web Vitals for real visitors
Real Chrome users on phones pass Google's Core Web Vitals on this page (28-day field data from the Chrome UX Report (opens in a new tab)).
Real-user LCP: 1.1 s
1.1 sReal visitors wait 1.1 s for the largest content to appear (75th percentile). Good is under 2.5 s.
Real-user INP: 139 ms
139 msReal visitors wait 139 ms for the page to respond to a tap (75th percentile). Good is under 200 ms.
Real-user CLS: 0.00
0.00For real visitors the layout shifts by 0.00 (75th percentile). Good is under 0.1.
Real-user FCP: 0.9 s
0.9 sReal visitors see the first content after 0.9 s (75th percentile). Good is under 1.8 s.
Real-user TTFB: 455 ms
455 msReal visitors wait 455 ms for your server to start answering (75th percentile). Good is under 800 ms.
Total Blocking Time: 87 ms
87 msScripts block the page for only 87 ms while loading. Good is under 200 ms.
Images and page weight
Page weight: 9.8 MB in 130 requests
9.8 MBYour homepage downloads 9.8 MB in 130 requests on a phone: images 8.4 MB (50), fonts 703 KiB (7) and scripts 615 KiB (17). Under 2 MB keeps phones on slow connections fast.
13 images far larger than shown
3.6 MB13 images are downloaded at several times the size a phone draws them, for example Essenziali_accessori_tech_sul_desktop.png at 1,745 px wide, shown at 80 px. Resized copies would save about 3.6 MB.
3 images over 500 KB
3 images weigh 2.9 MB together. On a phone connection a single image that size takes seconds.
30 images in older formats
30 images (7.3 MB) are JPEG, PNG or GIF. The same pictures as WebP or AVIF are usually much smaller at the same quality, and every current browser shows them.
An image on the first screen is lazy-loaded
c5894430beb5a5b04ddabd2005f24d3f-6ac76cd2b822a9.44611948-COM is on the first screen but marked loading="lazy", so the browser waits before fetching it and the page looks finished later. Load it eagerly (and give it fetchpriority="high" if it is the main image).
14 images below the first screen load straight away
14 images further down the page (982 KiB) download before anyone scrolls to them. Adding loading="lazy" lets the first screen load first.
About 2.8 g of CO₂ per visit
2.78 gBy the Sustainable Web Design model, a visit to your homepage emits about 2.78 g of CO₂e: 333.9 kg a year at 10,000 visits a month. It scales with page weight, so every byte cut lowers it.
Accessibility
2 buttons without a name
2 buttons have no accessible name, so screen readers announce just “button”.
24 tap targets too small
24 tap targets are too small or too close together to hit reliably with a finger.
Orphan list items
Some list items are not inside a list.
4 text elements with low contrast
4 text elements don't have enough contrast against the background to read easily, especially outdoors on a phone.
Malformed lists
Some lists contain elements other than list items, which screen readers announce wrongly.
15 images without alt text
15 images have no alt text, which hurts accessibility and image search.
All page content should be contained by landmarks (36 elements)
All page content should be contained by landmarks: 36 elements on the page fail this check, rated moderate by axe-core.
Heading levels should only increase by one (1 element)
Heading levels should only increase by one: 1 element on the page fails this check, rated moderate by axe-core.
Landmarks should have a unique role or role/label/title (i.e. accessible name) combination (1 element)
Landmarks should have a unique role or role/label/title (i.e. accessible name) combination: 1 element on the page fails this check, rated moderate by axe-core.
Frames without titles
1 frame has no title, so screen-reader users cannot tell what it contains.
1 form field without a label
1 form field has no label, so screen readers announce an empty box and autofill guesses.
Links look like plain text
1 link inside paragraphs relies on colour alone to stand out.
1 link without text
1 visible link has no text or label, so screen readers cannot say where it goes.
ARIA role should be appropriate for the element (7 elements)
ARIA role should be appropriate for the element: 7 elements on the page fail this check, rated minor by axe-core.
1 checks passed
48 automated accessibility rules passed
axe-core 4.13.0, the open-source engine behind most accessibility testing tools, ran 58 WCAG 2.2 A/AA and best-practice rules on the phone render: 48 passed and 10 failed. 2 mores need a person to judge. Automated rules catch about a third of accessibility problems; the rest need manual testing.
SEO
Title is long (69 characters)
Your title is 69 characters, so Google will cut it off around 60: “Comet Online - Elettrodomestici, Informatica, Smartphone e Tecnologia”.
6 H1 headlines
There are 6 <h1> headlines (“Parola di Comet”, “In evidenza per te Tutte le nostre Promozioni” and “Dicono di noi”). One clear main headline is easier for people and search engines.
Structured data has 1 problem
Structured data found (Organization and WebSite) but with 1 problem, for example “WebSite: missing name”.
8 links crawlers can't follow
8 links have no real href, so search engines can't follow them.
No X (Twitter) card tag
No twitter:card tag. X falls back to Open Graph, which is set, so this is minor.
338 internal links, 16 external
The homepage links to 338 pages on comet.it and 16 external pages.
5 checks passed
Meta description: 147 characters
Your meta description is 147 characters: “Scopri le migliori offerte di elettrodomestici, smartphone, computer e informatica su Comet.it. Acquista o ordina onlin…”.
Canonical URL set
The canonical URL is https://www.comet.it/.
Open Graph tags complete
Open Graph tags are complete, so shared links show a title, description and image.
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.comet.it/sitemap.xml.
AI search readiness
4 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.
Organization data: 5 of 6 facts
Your Organization JSON-LD gives name, url, logo, sameAs (social profiles) and description; contact details would complete it.
Text is in the HTML
Your server sends the page's text in the HTML (1,452 words), so crawlers that don't run JavaScript still read it.
llms.txt published
The site publishes /llms.txt (3 KiB, 17 links), a plain-text guide to the site for AI tools.
Other pages
2 pages without a meta description
/volantino and /cashback/canon-rimborso have no meta description, so Google writes the search snippet from whatever text it finds.
1 link to non-canonical URLs
Your homepage links to 1 page by a URL that isn't its canonical one, for example /it/faq-domande-frequenti, whose canonical is /faq. Linking straight to the canonical URL saves crawlers a detour and keeps ranking signals on one address.
3 pages without an H1
/contattaci, /cashback/canon-rimborso and /cashback/philips-sonicare-oral-b have no <h1> headline, so visitors and search engines get no clear main topic.
15 internal pages checked
We fetched 15 pages linked from your homepage (of 159 found) and read each the way a search engine does.
4 checks passed
Linked pages load
All 15 pages we checked loaded without an error.
Titles are unique
Every page we checked has its own title.
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
6 distorted images
6 images are displayed at the wrong aspect ratio, so they look stretched or squashed.
3 checks passed
No console errors
No JavaScript errors were logged while the page loaded on a phone.
Tap targets are thumb-sized
186 of 200 tappable elements near the top are at least 24 px.
Mobile viewport set
The page declares a mobile viewport.
Security and trust
No Content-Security-Policy
No Content-Security-Policy header, the main browser-side defence against injected scripts.
Short HSTS lifetime
HSTS is set, but max-age is 90 days; one year is the recommended minimum.
No Permissions-Policy
No Permissions-Policy header to switch off camera, microphone and location for embedded content.
Deprecated X-XSS-Protection
X-XSS-Protection is set to “1; mode=block, 1; mode=block”; the header is deprecated and can introduce bugs. Use 0 or remove it.
No security.txt
There is no /.well-known/security.txt telling researchers how to report a security problem to you.
6 checks passed
Served over HTTPS
The homepage is served over HTTPS (comet.it).
Valid certificate (93 days left)
The certificate from Amazon · Amazon RSA 2048 M04 verifies for comet.it and is valid for another 93 days.
Protected from clickjacking
X-Frame-Options or a frame-ancestors policy stops other sites framing yours.
http:// redirects to https
http://comet.it 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.
All 50 links work
All 50 links checked from your homepage (40 internal, 10 external) answered without errors.
Domain and trust
No CAA record
comet.it 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.
Content and conversion
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 calls to action
We found no call-to-action buttons or links (such as “Book a demo” or “Get a quote”) anywhere on the homepage.
Thin social proof
Social proof on the homepage: 1 testimonial or review block. Pairing it with named testimonials or customer logos makes it far more convincing.
No direct contact details
No phone number or email link on the homepage, so ready-to-buy visitors have one fewer way to reach you.
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 1,520 words of copy
The homepage carries about 1,520 words of visible text.
2 checks passed
3 short forms
3 short forms (2 fields at most) are right on the homepage, asking for an email.
Analytics in place
Analytics detected: Google Tag Manager.
Email authentication
No DMARC policy
comet.it 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.
No DKIM key on the usual selectors
We found no DKIM key on the selectors the big email providers use. If you send through one of them, turning on DKIM signing improves delivery.
Domain receives no email
comet.it has no MX record, so it receives no email. SPF -all and DMARC reject still matter: they stop others sending mail as you.
Email authentication score: 40/100
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.
1 checks passed
SPF with a strict ending (-all)
An SPF record lists your sending servers and tells receivers to reject anything else: “v=spf1 ip4:195.120.124.0/24 mx include:amazonses.com -all”.
Privacy and tracking
1 tracker load before any consent
1Before a visitor clicks anything, the page loads Google Tag Manager (measured from a US location before any click). A consent tool (iubenda) is installed; check it blocks these until visitors agree where the law requires it.
4 cookies set on arrival
4Opening the homepage sets 4 cookies (measured from a US location before any click).
12 other companies contacted
Loading the homepage contacts 12 hosts run by other companies (fonts, scripts, analytics, ads), each of which sees the visitor's IP address.
1 checks passed
Consent tool: iubenda
A consent management tool (iubenda) loads with the page.
Upkeep, stack and company
Stack
- Analytics
- Google Tag Manager
Hiring
- Hiring
- 3 open roles
- Teams
- Engineering (2), Customer Success (1)
- Job board
- greenhouse
- Careers page
- boards.greenhouse.io/comet (opens in a new tab)
Company
- Founded
- 1967
- Headquarters
- Bologna
Upkeep, stack, hiring and company data from programmable.info
Go beyond the website
What your $25 Growth Playbook adds
This free review found 48 issues on comet.it, including 14 speed issues, 4 SEO issues and 4 conversion gaps. That is the website alone. The full Growth Playbook pairs these findings with what your customers say in public reviews and communities and what your closest competitors do better, then turns everything into at least 20 prioritised ideas, each with the evidence behind it, a step-by-step playbook, a metric and an owner.
- 28 research agents read your site, reviews, competitors, communities and public filings
- Customer review mining (G2, Capterra, Trustpilot and more) and voice-of-pain analysis in your buyers’ own words
- Competitor intelligence with battlecards for your closest rivals
- Ideal customer profile, buyer segments and buying-stage funnel
- Ranked channels, outreach sequences and content angles
- Live Reddit threads where buyers ask for what you sell, with draft replies
- Earned media and PR openings
- At least 20 ideas with evidence, a step-by-step playbook, metric, owner, effort and impact, grouped into this week, this quarter, big bets and wildcards, plus a 30/60/90-day roadmap
- PDF, Markdown, CSV, Notion and Linear exports, and a shareable page your team can track progress on
- Refresh the playbook later to see what changed
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