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rocketserp.com website review
Visit site (opens in a new tab)Reviewed 8 November 202628 issues · 61 checks
This review found 28 issues worth fixing on rocketserp.com, 8 of them high impact, across 61 checks. The most urgent: reduce unused JavaScript. 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
72CClosest competitors among reviewed websites
Compare side by sideOne score from every part of this review. How it works
Speed
Reduce unused JavaScript
2.8 s · 519 KiBAbout 519 KiB of JavaScript is downloaded but never used on this page. Google estimates it would make the page about 2.8 s faster on a phone.
Mobile performance score: 52
52/100Your mobile performance score is 52. Pages that score under 90 lose visitors before the first paint.
Render-blocking requests
750 ms2 files block the first paint until they finish downloading. Deferring or inlining them could save about 750 ms.
7 third-party services on the page
7 third-party services load with your homepage (Google Tag Manager, Google/Doubleclick Ads and Google Fonts and others), adding 364 KiB and 544 ms of main-thread time.
Google Tag Manager adds 537 ms
537 msGoogle Tag Manager costs a phone 537 ms of main-thread work and 311 KiB 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.
8 long tasks on the main thread
8 long tasks block the main thread while loading, the longest for 287 ms. During a long task the page ignores taps.
Main-thread work: 2.7 s
A phone's processor spends 2.7 s on main-thread work while loading, 1.0 s of it running JavaScript. Above 2 s, taps and scrolls feel sluggish.
Reduce unused CSS
16 KiBAbout 16 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.
Forced reflow
Scripts make the browser recalculate the layout repeatedly while the page loads, which wastes processor time on phones.
1 checks passed
Server response: 7 ms
7 msYour server sent the HTML in 7 ms, well inside Google's 600 ms guideline.
Core Web Vitals
Largest Contentful Paint: 6.9 s
6.9 sYour largest element takes 6.9 s to render on a phone. Google's threshold for “good” is 2.5 s. The largest element is the text “Rocket SERP: Ready to be #1 on Google?”. Most of its time is element render delay (5.8 s).
Speed Index: 9.1 s
9.1 sVisually, the page fills in at 9.1 s (Speed Index). Good is under 3.4 s.
Total Blocking Time: 605 ms
605 msScripts block taps and scrolling for 605 ms in total while the page loads. Good is under 200 ms.
Time to Interactive: 6.9 s
6.9 sThe page becomes fully interactive after 6.9 s. Good is under 3.8 s.
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
First Contentful Paint: 1.7 s
1.7 sThe first text or image appears after 1.7 s, inside the 1.8 s “good” threshold.
Cumulative Layout Shift: 0.032
0.032The layout barely moves while loading (CLS 0.032, good is under 0.1).
Images and page weight
5 images far larger than shown
123 KiB5 images are downloaded at several times the size a phone draws them, for example analytics-dashboard-team-5T4pZBnh.jpg at 1,280 px wide, shown at 294 px. Resized copies would save about 123 KiB.
6 images in older formats
6 images (443 KiB) 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.
About 0.4 g of CO₂ per visit
0.36 gBy the Sustainable Web Design model, a visit to your homepage emits about 0.36 g of CO₂e: 43.0 kg a year at 10,000 visits a month. It scales with page weight, so every byte cut lowers it.
2 checks passed
Page weight: 1.3 MB in 95 requests
1.3 MBYour homepage downloads 1.3 MB in 95 requests on a phone: scripts 751 KiB (60), images 453 KiB (14) and HTML 28 KiB (1). That is a lean page.
Images load when needed
Images below the first screen wait until the visitor scrolls to them.
Accessibility
Scrollable region must have keyboard access (2 elements)
Scrollable region must have keyboard access: 2 elements on the page fail this check, rated serious by axe-core.
Banner landmark should not be contained in another landmark (1 element)
Banner landmark should not be contained in another landmark: 1 element on the page fails this check, rated moderate by axe-core.
Document should not have more than one banner landmark (1 element)
Document should not have more than one banner landmark: 1 element on the page fails this check, rated moderate by axe-core.
48 links without text
48 visible links have no text or label, so screen readers cannot say where they go.
6 text elements with low contrast
6 text elements don't have enough contrast against the background to read easily, especially outdoors on a phone.
4 form fields without a label
4 form fields have no label, so screen readers announce an empty box and autofill guesses.
ARIA role should be appropriate for the element (4 elements)
ARIA role should be appropriate for the element: 4 elements on the page fail this check, rated minor 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. (2 elements).
1 checks passed
53 automated accessibility rules passed
axe-core 4.13.0, the open-source engine behind most accessibility testing tools, ran 57 WCAG 2.2 A/AA and best-practice rules on the phone render: 53 passed and 4 failed. 2 mores need a person to judge. Automated rules catch about a third of accessibility problems; the rest need manual testing.
SEO
Only 0 internal links
The homepage links to only 0 pages on your own site, so visitors and crawlers find few routes into the rest of it.
No favicon declared
No favicon is declared in the HTML, so browser tabs and Google's mobile results may show a generic icon.
8 checks passed
Meta description: 158 characters
Your meta description is 158 characters: “En Rocket SERP impulsamos tu negocio hacia los primeros resultados de Google. Somos una agencia de marketing digital es…”.
One H1 headline
Your main headline reads: “¿Listo para ser el primero en Google?”.
Title: 60 characters
Your title is a healthy 60 characters: “Rocket SERP | Agencia de Marketing Digital y SEO en Badalona”.
Canonical URL set
The canonical URL is https://rocketserp.com/.
Structured data in place
Structured data found: WebPage.
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://rocketserp.com/sitemap.xml.
AI search readiness
Most text only appears after JavaScript runs
10%A phone browser shows 260 words, but the HTML your server sends has only 26. GPTBot, ClaudeBot and PerplexityBot read that HTML without running JavaScript, so they see an almost empty page. Server-side rendering or pre-rendering fixes it.
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.
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.
llms.txt published
The site publishes https://rocketserp.com/llms.txt (2 KiB, 0 links), a plain-text guide to the site for AI tools.
Best practices
3 checks passed
No console errors
No JavaScript errors were logged while the page loaded on a phone.
Tap targets are thumb-sized
36 of 38 tappable elements near the top are at least 24 px.
Mobile viewport set
The page declares a mobile viewport.
Content and conversion
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.
No social proof
No testimonials, customer logos, ratings or customer counts on the homepage: nothing tells a new visitor that others already trust you.
No analytics detected
No analytics or tag manager detected in the HTML, so you can't measure whether any of these fixes work.
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 form on the homepage
There is no form on the homepage, so every lead has to click through to another page first.
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 260 words of copy
The homepage carries about 260 words of visible text.
1 checks passed
Clear next step on the first screen
On a phone, the first screen shows a clear next step: “Contact” and “Request your free audit”.
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). No consent tool was detected. Visitors from the EU, UK and several US states must be asked first.
2 cookies set on arrival
2Opening the homepage sets 2 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.
5 other companies contacted
Loading the homepage contacts 5 hosts run by other companies (fonts, scripts, analytics, ads), each of which sees the visitor's IP address.
Security, domain, email and software versions
The security, domain and email checks, software and plugin versions, and any app with a known security problem are visible only to people at rocketserp.com, because details like these could help someone attack a site. Every review keeps them private, whatever they found.
Go beyond the website
What your $25 Growth Playbook adds
This review found 28 issues on rocketserp.com, including 11 speed issues, 2 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
14-day money-back guarantee: not happy for any reason, email us within 14 days and we refund in full.