What technology does 21vek.by use?

21vek.by is built with Next.js.

Is 21vek.by secure (HTTPS)?

Yes. 21vek.by uses TLS 1.3 with a certificate issued by GlobalSign nv-sa, valid until Nov 21, 2026.

Hosting provider information for 21vek.by is not available yet.

What is 21vek.by's SEO score?

21vek.by scored 65/100 for SEO in the latest analysis (fair).

What is 21vek.by's overall website score?

21vek.by has an overall SiteGraph score of 74/100, combining SEO, performance, security, and accessibility.

Has 21vek.by's score changed over time?

21vek.by's overall score has declined by 6 points (from 80 to 74) since Jul 25, 2026.

21vek.by

Онлайн-гипермаркет 21vek.by

Last scanned Aug 1, 2026, 3:00 AM · 9 views

Overall score

Fair

Summary

⭐️ Доставка и самовывоз по всей Беларуси ✅ Оплата частями ⭐️ Наличная и безналичная оплата ➤➤ Широкий выбор товаров. This website uses Next.js. SEO is fair (65/100) and accessibility is good (80/100). Security scores good (75/100) and performance good (80/100). Top issue: Meta description longer than 160 characters.

⭐️ Доставка и самовывоз по всей Беларуси ✅ Оплата частями ⭐️ Наличная и безналичная оплата ➤➤ Широкий выбор товаров

Top issues to fix

10 issues found · 2 high priority

Missing Content-Security-Policy header
Security
Add a CSP to control which sources can run scripts — the strongest single defense against XSS.
No H1 heading found
SEO
Add exactly one H1 describing the page's main topic — it anchors the document outline for search engines and screen readers.
Missing X-Content-Type-Options header
Security
Add X-Content-Type-Options: nosniff to stop MIME-sniffing attacks.
Missing X-Frame-Options header
Security
Add X-Frame-Options (or a CSP frame-ancestors rule) to prevent clickjacking via hidden iframes.
Meta description longer than 160 characters
SEO
Trim the meta description to under 160 characters to avoid truncation in search results.
No structured data (JSON-LD) found
SEO
Add JSON-LD (Organization, Article, Product…) to become eligible for rich results.

+4 more issues — details in the sections below.

SEO

5 issue(s) found

Performance

1.84 s

Security

HTTPS & header checks

Accessibility

2 issue(s) found

Score history

-6 overall since Jul 25, 2026

Overall: 74
SEO: 65
Security: 75
Performance: 80
Accessibility: 80

Organization

Company details published in this site's own structured data.

Contact

Email, phone, and address published on this site's own pages.

Email: 21@21vek.by

Meta tags

Title: Онлайн-гипермаркет 21vek.by
Description: ⭐️ Доставка и самовывоз по всей Беларуси ✅ Оплата частями ⭐️ Наличная и безналичная оплата ➤➤ Широкий выбор товаров
Canonical: https://www.21vek.by/
Language
Charset: utf-8
Viewport: width=1150
Robots meta
Manifest

Technologies

Detected frameworks, languages, and tools.

Next.js

Hosting & CDN

Hosting provider: —
CDN provider: —
IP address: —
ASN: —

DNS records

Type	Value
A	—
AAAA	—
MX	—
TXT	—
NS	—
CAA	—
CNAME	—
IPv6 support	No

TLS / SSL certificate

Version: TLS 1.3
Issuer: GlobalSign nv-sa
Subject: *.21vek.by
Valid from: May 6, 2026
Valid to: Nov 21, 2026
Days until expiry: 112
SAN domains: *.21vek.by, 21vek.by

Security headers

Strict-Transport-SecurityEnabled
Content-Security-PolicyMissing
X-Frame-OptionsMissing
X-Content-Type-OptionsMissing
Referrer-PolicyMissing
Permissions-PolicyMissing

Compression: gzip · 2 cookie(s) observed

Content & assets

Headings

H1 0 · H2 0 · H3 0

Links

3202 internal · 9 external · 20 broken

Images

12 total · 0 missing alt

Scripts / Styles

25 scripts · 4 stylesheets

JS / CSS size

49.5 KB · 0 B

Page size

746 KB

Robots.txt & Sitemap

robots.txt: Not found
Disallow rules: 0
sitemap.xml: Not found
URLs in sitemap: 0

SEO issues

Meta description longer than 160 characters
No H1 heading found
No structured data (JSON-LD) found
robots.txt not found
sitemap.xml not found

Scan details

Requested URL: https://21vek.by
Final URL: https://www.21vek.by/
HTTP status: 200
HTTP version: HTTP/2
Response time: 1.82 s
HTML size: 746 KB
Redirect chain: https://21vek.by → https://www.21vek.by/

See something wrong on this report? Request a correction

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Frequently asked questions

What technology does 21vek.by use?: 21vek.by is built with Next.js.
Is 21vek.by secure (HTTPS)?: Yes. 21vek.by uses TLS 1.3 with a certificate issued by GlobalSign nv-sa, valid until Nov 21, 2026.
Who hosts 21vek.by?: Hosting provider information for 21vek.by is not available yet.
What is 21vek.by's SEO score?: 21vek.by scored 65/100 for SEO in the latest analysis (fair).
What is 21vek.by's overall website score?: 21vek.by has an overall SiteGraph score of 74/100, combining SEO, performance, security, and accessibility.
Has 21vek.by's score changed over time?: 21vek.by's overall score has declined by 6 points (from 80 to 74) since Jul 25, 2026.

Top issues to fix

Score history

Organization

Contact

Meta tags

OpenGraph & Twitter Card

Technologies

Hosting & CDN

DNS records

TLS / SSL certificate

Security headers

Content & assets

Robots.txt & Sitemap

SEO issues

Accessibility issues

Scan details

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Frequently asked questions