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30shine.com website review

Visit site (opens in a new tab)Reviewed 20 October 202651 issues · 96 checks

This review found 51 issues worth fixing on 30shine.com, 19 of them high impact, across 96 checks. The most urgent: use efficient cache lifetimes. 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

Real-visitor load time (LCP)75th percentile, phones
3.8 s2.7 sMay 2Oct 173.6 s
Show as table
DateReal-visitor load time (LCP)
May 2, 20262.8 s
May 9, 20262.8 s
May 16, 20262.9 s
May 23, 20263.0 s
May 30, 20263.3 s
Jun 6, 20263.4 s
Jun 13, 20263.5 s
Jun 20, 20263.5 s
Jun 27, 20263.5 s
Jul 4, 20263.5 s
Jul 11, 20263.5 s
Jul 18, 20263.5 s
Jul 25, 20263.5 s
Aug 1, 20263.5 s
Aug 8, 20263.5 s
Aug 15, 20263.5 s
Aug 22, 20263.6 s
Aug 29, 20263.6 s
Sep 5, 20263.6 s
Sep 12, 20263.6 s
Sep 19, 20263.6 s
Sep 26, 20263.7 s
Oct 3, 20263.7 s
Oct 10, 20263.6 s
Oct 17, 20263.6 s
Real-visitor tap response (INP)75th percentile, phones
413 ms384 msMay 2Oct 17396 ms
Show as table
DateReal-visitor tap response (INP)
May 2, 2026397 ms
May 9, 2026393 ms
May 16, 2026395 ms
May 23, 2026396 ms
May 30, 2026403 ms
Jun 6, 2026407 ms
Jun 13, 2026408 ms
Jun 20, 2026410 ms
Jun 27, 2026407 ms
Jul 4, 2026407 ms
Jul 11, 2026409 ms
Jul 18, 2026397 ms
Jul 25, 2026392 ms
Aug 1, 2026390 ms
Aug 8, 2026387 ms
Aug 15, 2026391 ms
Aug 22, 2026395 ms
Aug 29, 2026398 ms
Sep 5, 2026404 ms
Sep 12, 2026404 ms
Sep 19, 2026408 ms
Sep 26, 2026404 ms
Oct 3, 2026403 ms
Oct 10, 2026401 ms
Oct 17, 2026396 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

Live view · interaction off

Speed

11 to fix32
  • Use efficient cache lifetimes

    16.1 s · 22.7 MB

    163 files are served with short cache lifetimes, so returning visitors download them again (22.7 MB).

  • Improve image delivery

    4.2 s · 16.3 MB

    99 images could be 16.3 MB smaller with modern formats (WebP or AVIF) and sizes that fit a phone screen. Google estimates it would make the page about 4.2 s faster on a phone.

  • Reduce unused JavaScript

    4.7 s · 952 KiB

    About 952 KiB of JavaScript is downloaded but never used on this page. Google estimates it would make the page about 4.7 s faster on a phone.

  • Mobile performance score: 32

    32/100

    Your mobile performance score is 32 (desktop: 28). Under 50 is Google's “poor” band: many phone visitors leave before the page is usable.

  • Main-thread work: 4.4 s

    A phone's processor spends 4.4 s on main-thread work while loading, 1.8 s 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, Facebook and TikTok and others), adding 893 KiB and 768 ms of main-thread time.

  • Font display

    700 ms

    Web fonts hide text while they load. Setting font-display: swap shows text immediately (about 700 ms).

  • Render-blocking requests

    550 ms

    2 files block the first paint until they finish downloading. Deferring or inlining them could save about 550 ms.

  • 15 long tasks on the main thread

    15 long tasks block the main thread while loading, the longest for 421 ms. During a long task the page ignores taps.

  • Google Tag Manager adds 303 ms

    303 ms

    Google Tag Manager costs a phone 303 ms of main-thread work and 318 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.

  • 2,850 HTML elements

    The page has 2,850 HTML elements. Above 1,500, rendering and every interaction get slower on phones.

  • Reduce unused CSS

    290 ms · 101 KiB

    About 101 KiB of CSS is downloaded but never applied on this page. Google estimates it would make the page about 290 ms faster on a phone.

  • Legacy JavaScript

    31 KiB

    Polyfills for old browsers add 31 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.

  • Forced reflow

    Scripts make the browser recalculate the layout repeatedly while the page loads, which wastes processor time on phones.

Core Web Vitals

12 to fix0
  • Fails Core Web Vitals for real visitors

    Real Chrome users on phones do not pass Google's Core Web Vitals on this page (28-day field data from the Chrome UX Report (opens in a new tab)). Google uses this in ranking.

  • First Contentful Paint: 7.8 s

    7.8 s

    The first text or image appears after 7.8 s on a phone. Good is under 1.8 s.

  • Largest Contentful Paint: 30.9 s

    30.9 s

    Your largest element takes 30.9 s to render on a phone. Google's threshold for “good” is 2.5 s. The largest element is the image.

  • Time to Interactive: 31.2 s

    31.2 s

    The page becomes fully interactive after 31.2 s. Good is under 3.8 s.

  • Speed Index: 11.6 s

    11.6 s

    Visually, the page fills in at 11.6 s (Speed Index). Good is under 3.4 s.

  • Total Blocking Time: 1.2 s

    1.2 s

    Scripts block taps and scrolling for 1.2 s in total while the page loads. Good is under 200 ms.

  • Real-user LCP: 3.6 s

    3.6 s

    Real visitors wait 3.6 s for the largest content to appear (75th percentile). Good is under 2.5 s.

  • Real-user INP: 405 ms

    405 ms

    Real visitors wait 405 ms for the page to respond to a tap (75th percentile). Good is under 200 ms.

  • Real-user CLS: 0.13

    0.13

    For real visitors the layout shifts by 0.13 (75th percentile). Good is under 0.1.

  • Largest content (LCP) got 29% slower for real visitors

    +29%

    Over the last 25 four-week periods to 2026-10-17, real Chrome visitors' largest content (lcp) went from 2.8 s to 3.6 s at the 75th percentile (Chrome UX Report (opens in a new tab) history).

  • Real-user FCP: 2.6 s

    2.6 s

    Real visitors see the first content after 2.6 s (75th percentile). Good is under 1.8 s.

  • 5 images without width and height

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

  • Tap response (INP) held steady for real visitors

    +1%

    Over the last 25 four-week periods to 2026-10-17, real Chrome visitors' tap response (inp) went from 397 ms to 396 ms at the 75th percentile (Chrome UX Report (opens in a new tab) history).

2 checks passed
  • Real-user TTFB: 677 ms

    677 ms

    Real visitors wait 677 ms for your server to start answering (75th percentile). Good is under 800 ms.

  • Cumulative Layout Shift: 0.019

    0.019

    The layout barely moves while loading (CLS 0.019, good is under 0.1).

Images and page weight

1 to fix70
  • Page weight: 25.5 MB in 210 requests

    25.5 MB

    Your homepage downloads 25.5 MB in 210 requests on a phone: images 22.0 MB (163), scripts 2.0 MB (17) and fonts 1.4 MB (3). Under 2 MB keeps phones on slow connections fast.

  • 2 images in older formats

    2 images (67 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.

  • 2 images below the first screen load straight away

    2 images further down the page (67 KiB) download before anyone scrolls to them. Adding loading="lazy" lets the first screen load first.

  • About 7.2 g of CO₂ per visit

    7.23 g

    By the Sustainable Web Design model, a visit to your homepage emits about 7.23 g of CO₂e: 868.1 kg a year at 10,000 visits a month. It scales with page weight, so every byte cut lowers it.

1 checks passed
  • Images are sized for phones

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

Accessibility

9 to fixGoogle 8187
  • 3 tap targets too small

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

  • Malformed lists

    Some lists contain elements other than list items, which screen readers announce wrongly.

  • All page content should be contained by landmarks (42 elements)

    All page content should be contained by landmarks: 42 elements on the page fail this check, rated moderate by axe-core.

  • 85 form fields without a label

    85 form fields have no label, so screen readers announce an empty box and autofill guesses.

  • No main landmark

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

  • Zoom is disabled

    The viewport tag blocks pinch-zoom, which low-vision visitors rely on.

  • 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.

  • 9 links without text

    9 visible links have no text or label, so screen readers cannot say where they go.

  • Headings should not be empty (1 element)

    Headings should not be empty: 1 element on the page fails this check, rated minor by axe-core.

1 checks passed
  • 34 automated accessibility rules passed

    axe-core 4.13.0, the open-source engine behind most accessibility testing tools, ran 42 WCAG 2.2 A/AA and best-practice rules on the phone render: 34 passed and 8 failed. 1 more need a person to judge. Automated rules catch about a third of accessibility problems; the rest need manual testing.

SEO

7 to fixGoogle 9271
  • No H1 headline

    There is no <h1>, so neither visitors nor Google get a clear main headline.

  • 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.

  • Meta description is long (191 characters)

    Your meta description is 191 characters; Google truncates after about 160, so the end of your pitch is cut.

  • No social preview image

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

  • 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.

  • 1 link crawlers can't follow

    1 link has no real href, so search engines can't follow it.

  • No X (Twitter) card tag

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

3 checks passed
  • Title: 41 characters

    Your title is a healthy 41 characters: “30Shine - Cắt tóc - Gội đầu - Lấy ráy tai”.

  • 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://30shine.com/sitemap.xml.

AI search readiness

2 to fix63
  • Most text only appears after JavaScript runs

    0%

    A phone browser shows 1,239 words, but the HTML your server sends has only 0. 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.

  • 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.

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.

Best practices

1 to fixGoogle 9697
  • 5 distorted images

    5 images are displayed at the wrong aspect ratio, so they look stretched or squashed.

  • Missing source maps

    Large scripts ship without source maps.

3 checks passed
  • No console errors

    No JavaScript errors were logged while the page loaded on a phone.

  • Tap targets are thumb-sized

    30 of 35 tappable elements near the top are at least 24 px.

  • Mobile viewport set

    The page declares a mobile viewport.

Security and trust

2 to fix83
  • No HSTS header

    No Strict-Transport-Security header, so browsers may still try plain http first on a return visit.

  • 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.

4 checks passed
  • Served over HTTPS

    The homepage is served over HTTPS (30shine.com).

  • Valid certificate (75 days left)

    The certificate from Google Trust Services · WE1 verifies for 30shine.com and is valid for another 75 days.

  • http:// redirects to https

    http://30shine.com redirects to the secure version.

  • HTTP/2

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

Domain and trust

  • No CAA record

    30shine.com 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.

  • DNSSEC is off

    30shine.com's DNS answers are not signed. DNSSEC stops attackers forging them to send visitors or email elsewhere; most registrars switch it on in a click, though most sites still run without it.

2 checks passed
  • Domain is 11 years old

    11 years

    30shine.com was registered in Dec 2014 through Nhan Hoa Software Company Ltd.. An established domain carries more trust with email providers and search engines.

  • Registered until Dec 2030

    30shine.com is registered until Dec 2030.

Content and conversion

3 to fix50
  • 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 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 1,239 words of copy

    The homepage carries about 1,239 words of visible text.

2 checks passed
  • Clear next step on the first screen

    On a phone, the first screen shows a clear next step: “30Shine Shop”.

  • Analytics in place

    Analytics detected: Google Tag Manager.

Email authentication

2 to fix40
  • No DMARC policy

    30shine.com 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.

  • 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 +include:spf.onlarksuite.com -all”.

Privacy and tracking

1 to fix
  • 5 trackers load before any consent

    5

    Before a visitor clicks anything, the page loads Google Ads, Google Analytics, Google Tag Manager, Meta Pixel and TikTok Pixel (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.

  • 5 cookies set on arrival

    5

    Opening the homepage sets 5 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.

  • 11 other companies contacted

    Loading the homepage contacts 11 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 © 2015.

Stack

Analytics
Google Tag Manager

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

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