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rumakuko.com website review

Visit site (opens in a new tab)Reviewed 9 November 202626 issues · 66 checks

This review found 26 issues worth fixing on rumakuko.com, 6 of them high impact, across 66 checks. The most urgent: 1 linked page is broken. 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

Full-page screenshot of rumakuko.com (phone) rendered by Google PageSpeed Insights

How it loaded on a phone

  1. rumakuko.com at 0.4 s0.4 s
  2. rumakuko.com at 0.8 s0.8 s
  3. rumakuko.com at 1.2 s1.2 s
  4. rumakuko.com at 1.6 s1.6 s
  5. rumakuko.com at 1.9 s1.9 s
  6. rumakuko.com at 2.3 s2.3 s
  7. rumakuko.com at 2.7 s2.7 s
  8. rumakuko.com at 3.1 s3.1 s

Speed

5 to fix84
  • Mobile performance score: 84

    84/100

    Your mobile performance score is 84. Pages that score under 90 lose visitors before the first paint.

  • Render-blocking requests

    900 ms

    6 files block the first paint until they finish downloading. Deferring or inlining them could save about 900 ms.

  • Improve image delivery

    600 ms · 259 KiB

    4 images could be 259 KiB smaller with modern formats (WebP or AVIF) and sizes that fit a phone screen. Google estimates it would make the page about 600 ms faster on a phone.

  • Reduce unused CSS

    310 ms · 41 KiB

    About 41 KiB of CSS is downloaded but never applied on this page. Google estimates it would make the page about 310 ms faster on a phone.

  • Google Tag Manager adds 299 ms

    299 ms

    Google Tag Manager costs a phone 299 ms of main-thread work and 331 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.

  • 5 third-party services on the page

    5 third-party services load with your homepage (Google Tag Manager, Cloudflare and Cloudflare CDN and others), adding 391 KiB and 317 ms of main-thread time.

  • 5 long tasks on the main thread

    5 long tasks block the main thread while loading, the longest for 227 ms. During a long task the page ignores taps.

  • Reduce unused JavaScript

    222 KiB

    About 222 KiB of JavaScript is downloaded but never used on this page.

  • Legacy JavaScript

    150 ms · 35 KiB

    Polyfills for old browsers add 35 KiB JavaScript that modern phones do not need. Google estimates it would make the page about 150 ms faster on a phone.

  • Use efficient cache lifetimes

    5 KiB

    2 files are served with short cache lifetimes, so returning visitors download them again (5 KiB).

  • 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: 1.1 s

    A phone's processor spends 1.1 s on main-thread work while loading, 550 ms of it running JavaScript. That is comfortably low.

  • Server response: 1 ms

    1 ms

    Your server sent the HTML in 1 ms, well inside Google's 600 ms guideline.

Core Web Vitals

4 to fix80
  • Time to Interactive: 8.1 s

    8.1 s

    The page becomes fully interactive after 8.1 s. Good is under 3.8 s.

  • Largest Contentful Paint: 4.1 s

    4.1 s

    Your largest element takes 4.1 s to render on a phone. Google's threshold for “good” is 2.5 s. The largest element is the image “Buat Bio link di Jagel”.

  • Speed Index: 3.5 s

    3.5 s

    Visually, the page fills in at 3.5 s (Speed Index). Good is under 3.4 s.

  • 1 image without width and height

    1 image 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.

3 checks passed
  • Total Blocking Time: 160 ms

    160 ms

    Scripts block the page for only 160 ms while loading. Good is under 200 ms.

  • Cumulative Layout Shift: 0.002

    0.002

    The layout barely moves while loading (CLS 0.002, good is under 0.1).

  • First Contentful Paint: 0.8 s

    0.8 s

    The first text or image appears after 0.8 s, inside the 1.8 s “good” threshold.

Images and page weight

100
  • About 0.4 g of CO₂ per visit

    0.37 g

    By the Sustainable Web Design model, a visit to your homepage emits about 0.37 g of CO₂e: 43.9 kg a year at 10,000 visits a month. It scales with page weight, so every byte cut lowers it.

1 checks passed
  • Page weight: 1.3 MB in 67 requests

    1.3 MB

    Your homepage downloads 1.3 MB in 67 requests on a phone: scripts 756 KiB (37), images 449 KiB (16) and stylesheets 67 KiB (8). That is a lean page.

Accessibility

4 to fixGoogle 8992
  • No main landmark

    The page has no <main> landmark, so screen-reader users cannot jump straight to the content.

  • Page should contain a level-one heading (1 element)

    Page should contain a level-one heading: 1 element on the page fails this check, rated moderate by axe-core.

  • All page content should be contained by landmarks (1 element)

    All page content should be contained by landmarks: 1 element on the page fails this check, rated moderate by axe-core.

  • 18 text elements with low contrast

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

  • Headings skip levels

    Headings skip levels (h1 → h3), which makes the page harder to scan with a screen reader.

2 checks passed
  • Every image has alt text

    All 14 images in the HTML carry an alt attribute.

  • 20 automated accessibility rules passed

    axe-core 4.13.0, the open-source engine behind most accessibility testing tools, ran 23 WCAG 2.2 A/AA and best-practice rules on the phone render: 20 passed and 3 failed. Automated rules catch about a third of accessibility problems; the rest need manual testing.

SEO

1 to fixGoogle 10095
  • Meta description is short (65 characters)

    Your meta description is only 65 characters: “Buat Link-in-bio untuk hubungkan semua bisnismu & perluas koneksi”. 70 to 160 characters is enough to sell the click.

  • No X (Twitter) card tag

    No twitter:card tag. X falls back to Open Graph, which is set, so this is minor.

  • 9 internal links, 9 external

    The homepage links to 9 pages on rumakuko.com and 9 external pages.

7 checks passed
  • One H1 headline

    Your main headline reads: “Satu link untuk semua bisnis dengan jagel.link”.

  • Title: 61 characters

    Your title is a healthy 61 characters: “Cara membuat aplikasi Android sendiri tanpa Coding | Jagel.id”.

  • Canonical URL set

    The canonical URL is https://web.rumakuko.com/cara-membuat-link-bio.

  • Structured data in place

    Structured data found: MobileApplication.

  • 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://jagel.app/sitemap.xml.

AI search readiness

1 to fix83
  • 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 https://web.rumakuko.com/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.

1 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.

Other pages

4 to fix50
  • 1 linked page is broken

    Your homepage links to https://web.rumakuko.com/career, which answers with an error. Visitors hit a dead end and search engines drop it.

  • 1 page without a title

    https://web.rumakuko.com/cara-membuat-aplikasi has no <title>, so Google invents the link text in results.

  • 1 page without a meta description

    https://web.rumakuko.com/cara-membuat-aplikasi has no meta description, so Google writes the search snippet from whatever text it finds.

  • 1 page without an H1

    https://web.rumakuko.com/cara-membuat-aplikasi has no <h1> headline, so visitors and search engines get no clear main topic.

  • 5 internal pages checked

    We fetched 5 pages linked from your homepage and read each the way a search engine does.

3 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.

  • No linked page is hidden from search

    None of the pages we checked carries a noindex tag.

Best practices

1 to fixGoogle 9692
  • 2 JavaScript errors while loading

    2 errors were logged to the browser console while the page loaded, for example “TypeError: Cannot read properties of undefined (reading 'addEventListener')”.

  • Requests the notification permission on page load

    Requests the notification permission on page load.

1 checks passed
  • Mobile viewport set

    The page declares a mobile viewport.

Content and conversion

5 to fix42
  • 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 trust badge. 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.

  • Only about 17 words

    The homepage has only about 17 words of visible text; thin pages give Google and first-time buyers little to go on.

  • 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.

1 checks passed
  • Analytics in place

    Analytics detected: Cloudflare Web Analytics.

Privacy and tracking

1 to fix
  • 3 trackers load before any consent

    3

    Before a visitor clicks anything, the page loads Google Ads, Google Analytics and 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

    2

    Opening 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.

  • 7 other companies contacted

    Loading the homepage contacts 7 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 rumakuko.com, because details like these could help someone attack a site. Every review keeps them private, whatever they found.

Upkeep, stack and company

  • The footer still says © 2025.

Stack

Framework
Next.js
Hosting
Cloudflare

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

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