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data443.com website review
Visit site (opens in a new tab)Reviewed 23 October 202639 issues · 107 checks
This review found 39 issues worth fixing on data443.com, 13 of them high impact, across 107 checks. The most urgent: render-blocking requests. 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
77CClosest competitors among SaaS websites
Compare side by sideShow as table
| Date | Real-visitor load time (LCP) |
|---|---|
| May 9, 2026 | 3.2 s |
| May 16, 2026 | 2.7 s |
| May 23, 2026 | 2.5 s |
| May 30, 2026 | 2.2 s |
| Jun 6, 2026 | 2.1 s |
| Jun 13, 2026 | 2.1 s |
| Jun 20, 2026 | 2.0 s |
| Jul 11, 2026 | 2.5 s |
| Jul 25, 2026 | 2.3 s |
| Aug 1, 2026 | 2.2 s |
| Aug 15, 2026 | 2.3 s |
| Aug 22, 2026 | 2.3 s |
| Aug 29, 2026 | 2.3 s |
| Sep 5, 2026 | 2.3 s |
| Sep 12, 2026 | 2.4 s |
| Sep 19, 2026 | 2.4 s |
| Sep 26, 2026 | 2.3 s |
| Oct 3, 2026 | 2.3 s |
| Oct 10, 2026 | 2.2 s |
| Oct 17, 2026 | 2.2 s |
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
Speed
Render-blocking requests
3.1 s44 files block the first paint until they finish downloading. Deferring or inlining them could save about 3.1 s.
Reduce unused JavaScript
1.5 s · 758 KiBAbout 758 KiB of JavaScript is downloaded but never used on this page. Google estimates it would make the page about 1.5 s faster on a phone.
Use efficient cache lifetimes
1.7 s · 330 KiB12 files are served with short cache lifetimes, so returning visitors download them again (330 KiB).
Mobile performance score: 32
32/100Your mobile performance score is 32 (desktop: 60). Under 50 is Google's “poor” band: many phone visitors leave before the page is usable.
Main-thread work: 5.8 s
A phone's processor spends 5.8 s on main-thread work while loading, 3.2 s of it running JavaScript. Above 2 s, taps and scrolls feel sluggish.
8 third-party services on the page
8 third-party services load with your homepage (Google Tag Manager, Hubspot and hsappstatic.net and others), adding 1.9 MB and 2.0 s of main-thread time.
Google Tag Manager adds 830 ms
830 msGoogle Tag Manager costs a phone 830 ms of main-thread work and 752 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.
Hubspot adds 553 ms
553 msHubspot costs a phone 553 ms of main-thread work and 305 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.
Reduce unused CSS
450 ms · 126 KiBAbout 126 KiB of CSS is downloaded but never applied on this page. Google estimates it would make the page about 450 ms faster on a phone.
hsappstatic.net adds 477 ms
477 mshsappstatic.net costs a phone 477 ms of main-thread work and 785 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.
2,117 HTML elements
The page has 2,117 HTML elements. Above 1,500, rendering and every interaction get slower on phones.
Improve image delivery
229 KiB1 image could be 229 KiB smaller with modern formats (WebP or AVIF) and sizes that fit a phone screen.
20 long tasks on the main thread
20 long tasks block the main thread while loading, the longest for 217 ms. During a long task the page ignores taps.
Font display
50 msWeb fonts hide text while they load. Setting font-display: swap shows text immediately (about 50 ms).
Legacy JavaScript
18 KiBPolyfills for old browsers add 18 KiB JavaScript that modern phones do not need.
Phones get a much slower page than desktops
Desktop scores 60 but mobile only 32. A gap that wide usually means heavy scripts and images that hit phones hardest.
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
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.
Largest Contentful Paint: 12.5 s
12.5 sYour largest element takes 12.5 s to render on a phone. Google's threshold for “good” is 2.5 s. The largest element is the text “REAL-TIME AI DATA & THREAT PROTECTION ALL THINGS DATA SECUR…”.
Time to Interactive: 22.1 s
22.1 sThe page becomes fully interactive after 22.1 s. Good is under 3.8 s.
First Contentful Paint: 6.2 s
6.2 sThe first text or image appears after 6.2 s on a phone. Good is under 1.8 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.
Total Blocking Time: 1.2 s
1.2 sScripts block taps and scrolling for 1.2 s in total while the page loads. Good is under 200 ms.
Real-user FCP: 1.8 s
1.8 sReal visitors see the first content after 1.8 s (75th percentile). Good is under 1.8 s.
Real-user TTFB: 948 ms
948 msReal visitors wait 948 ms for your server to start answering (75th percentile). Good is under 800 ms.
3 images without width and height
3 images have no width and height attributes, so the layout jumps as each one loads.
4 checks passed
Real-user LCP: 2.1 s
2.1 sReal visitors wait 2.1 s for the largest content to appear (75th percentile). Good is under 2.5 s.
Real-user CLS: 0.00
0.00For real visitors the layout shifts by 0.00 (75th percentile). Good is under 0.1.
Largest content (LCP) got 26% faster for real visitors
-26%Over the last 25 four-week periods to 2026-10-17, real Chrome visitors' largest content (lcp) went from 3.2 s to 2.2 s at the 75th percentile (Chrome UX Report (opens in a new tab) history).
Cumulative Layout Shift: 0.001
0.001The layout barely moves while loading (CLS 0.001, good is under 0.1).
Images and page weight
Page weight: 3.2 MB in 171 requests
3.2 MBYour homepage downloads 3.2 MB in 171 requests on a phone: scripts 1.9 MB (62), fonts 575 KiB (16) and images 448 KiB (18). Under 2 MB keeps phones on slow connections fast.
About 0.9 g of CO₂ per visit
0.90 gBy the Sustainable Web Design model, a visit to your homepage emits about 0.90 g of CO₂e: 107.8 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
7 text elements with low contrast
7 text elements don't have enough contrast against the background to read easily, especially outdoors on a phone.
All page content should be contained by landmarks (29 elements)
All page content should be contained by landmarks: 29 elements on the page fail this check, rated moderate by axe-core.
No main landmark
The page has no <main> landmark, so screen-reader users cannot jump straight to the content.
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.
4 links without text
4 visible links have no text or label, so screen readers cannot say where they go.
2 checks passed
Every image has alt text
All 47 images in the HTML carry an alt attribute.
48 automated accessibility rules passed
axe-core 4.13.0, the open-source engine behind most accessibility testing tools, ran 53 WCAG 2.2 A/AA and best-practice rules on the phone render: 48 passed and 5 failed. 2 mores need a person to judge. Automated rules catch about a third of accessibility problems; the rest need manual testing.
SEO
Structured data has 1 problem
Structured data found (BreadcrumbList, FAQPage, ImageObject and Organization) but with 1 problem, for example “SoftwareApplication: no offers (price) block”.
413 internal links, 20 external
The homepage links to 413 pages on data443.com and 20 external pages.
7 checks passed
Meta description: 136 characters
Your meta description is 136 characters: “Real-time AI driven security with threat intelligence for AI Data Protection, IP reputation, URL intelligence, email an…”.
One H1 headline
Your main headline reads: “Real-time AI data & threat protection”.
Title: 55 characters
Your title is a healthy 55 characters: “Data443: Real-Time AI Threat Intelligence Data Security”.
Canonical URL set
The canonical URL is https://data443.com/.
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://data443.com/sitemap_index.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: 6 of 6 facts
Your Organization JSON-LD gives name, url, logo, sameAs (social profiles), description and contact details.
Text is in the HTML
Your server sends the page's text in the HTML (3,437 words), so crawlers that don't run JavaScript still read it.
llms.txt published
The site publishes /llms.txt (13 KiB, 9 links), a plain-text guide to the site for AI tools.
Other pages
15 internal pages checked
We fetched 15 pages linked from your homepage (of 90 found) and read each the way a search engine does.
7 checks passed
Linked pages load
All 15 pages we checked loaded without an error.
Canonical URLs point to themselves
No page we checked hands its ranking to a different URL.
Every page has a meta description
All 15 pages that loaded have a meta description.
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 15 pages that loaded have a <title>.
Best practices
1 broken image
1 image failed to load on a phone, for example https://orders.data443.com/seal/seal.php?params=0bf0efcf67eefb0fe31bcff8e0f28bac.
1 third-party cookie
1 third-party cookie is set on load; browsers are restricting these, so whatever relies on them breaks.
1 JavaScript error while loading
1 error was logged to the browser console while the page loaded, for example “e.indexOf is not a function”.
Browser-reported issues
Chrome logged issues while loading the page (“Cookie”).
2 checks passed
Tap targets are thumb-sized
13 of 16 tappable elements near the top are at least 24 px.
Mobile viewport set
The page declares a mobile viewport.
Security and trust
1 broken external link
1 link to other sites is dead, for example https://orders.data443.com/index.php?rp=/store/endpoint (523).
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 (data443.com).
Valid certificate (55 days left)
The certificate from Let's Encrypt · YE2 verifies for data443.com and is valid for another 55 days.
http:// redirects to https
http://data443.com 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
Domain expires in 47 days
data443.com is registered until Dec 2026. Make sure auto-renew is on and the card on file is current.
No CAA record
data443.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
data443.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.
1 checks passed
Domain is 8 years old
8 yearsdata443.com was registered in Dec 2017 through Tucows Domains Inc.. An established domain carries more trust with email providers and search engines.
Content and conversion
Local business without LocalBusiness data
Your homepage shows a street address but no LocalBusiness JSON-LD, so Google and AI assistants have to guess your address, hours and phone from the page text.
No phone number on the homepage
A local customer looking to call finds no phone number on the homepage. Add one, ideally as a tap-to-call link.
Thin social proof
Social proof on the homepage: “Over 30,000 active installs”. 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 opening hours
The homepage shows no opening hours. If customers visit or call, show when.
No map or directions link
There is no link to Google or Apple Maps. A directions link is one tap for a phone visitor.
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 1,059 words of copy
The homepage carries about 1,059 words of visible text.
4 checks passed
Clear next step on the first screen
On a phone, the first screen shows a clear next step: “Free Trial” and “Get Demo”.
62 calls to action
The homepage has 62 calls to action, for example “Contact Us”, “Demo” and “Classification Demo”.
1 short form
A short form (1 field at most) is right on the homepage.
Analytics in place
Analytics detected: Google Tag Manager, Google Analytics and HubSpot.
Email authentication
DMARC is monitor-only (p=none)
DMARC is set to p=none, so mail pretending to be data443.com is still delivered. Add a report address, check the reports, then move to quarantine.
Email authentication score: 75/100
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 include:_spf.atlassian.net include:2797452.spf04.hubspotemail.net include:sen…”.
DKIM signing found
A DKIM key is published (selector “selector1”, “selector2” and “s1”), so receivers can verify mail really came from you.
Privacy and tracking
5 trackers load before any consent
5Before a visitor clicks anything, the page loads Google Ads, Google Analytics, Google Tag Manager, HubSpot and LinkedIn Insight (measured from a US location before any click). A consent tool (HubSpot cookie banner) is installed; check it blocks these until visitors agree where the law requires it.
5 cookies set on arrival
5Opening the homepage sets 5 cookies (measured from a US location before any click).
28 other companies contacted
Loading the homepage contacts 28 hosts run by other companies (fonts, scripts, analytics, ads), each of which sees the visitor's IP address.
1 checks passed
Consent tool: HubSpot cookie banner
A consent management tool (HubSpot cookie banner) loads with the page.
Upkeep, stack and company
- It runs WordPress 3.7.1; the current release is 7.1.3.
- 4 plugins are behind their latest release.contact-form-7 6.1.7 → 6.2.2 · elementor 4.2.3 → 4.3.5 · essential-addons-for-elementor-lite 6.8.1 → 6.8.7 · gdpr-framework 2.5.0 → 2.5.1
Stack
- CMS
- WordPress 3.7.1
- Framework
- jQuery
- Analytics
- Google Analytics | Google Tag Manager
Upkeep, stack, hiring and company data from programmable.info
Go beyond the website
What your $25 Growth Playbook adds
This review found 39 issues on data443.com, including 20 speed issues, 1 SEO issue 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.