What technology does lens.org use?

lens.org is built with jQuery, Nginx.

Is lens.org secure (HTTPS)?

Yes. lens.org uses TLS 1.2 with a certificate issued by Amazon, valid until Oct 2, 2026.

Hosting provider information for lens.org is not available yet.

What is lens.org's SEO score?

lens.org scored 75/100 for SEO in the latest analysis (fair).

What is lens.org's overall website score?

lens.org has an overall SiteGraph score of 88/100, combining SEO, performance, security, and accessibility.

lens.org

The Lens - Patent and Scholarly Search and Analysis

Last scanned Jul 26, 2026, 1:49 PM

Overall score

Great

Summary

The Lens serves all the patents and scholarly work in the world as an open and secure digital public good, with user privacy a paramount focus. This website uses Nginx. SEO is good (75/100) and accessibility is excellent (100/100). Security scores excellent (90/100) and performance excellent (90/100). Top issue: Missing canonical link.

The Lens serves all the patents and scholarly work in the world as an open and secure digital public good, with user privacy a paramount focus.

Top issues to fix

6 issues found

Missing X-Frame-Options header
Security
Add X-Frame-Options (or a CSP frame-ancestors rule) to prevent clickjacking via hidden iframes.
Missing canonical link
SEO
Add <link rel="canonical"> so search engines know which URL variant to index.
No structured data (JSON-LD) found
SEO
Add JSON-LD (Organization, Article, Product…) to become eligible for rich results.
robots.txt not found
SEO
Publish /robots.txt with a Sitemap: directive to guide crawlers.
sitemap.xml not found
SEO
Publish an XML sitemap and reference it from robots.txt to speed up page discovery.
2 broken links on the page
SEO
Fix or remove broken links — they waste crawl budget and erode user trust.

SEO

4 issue(s) found

Performance

618 ms

Security

HTTPS & header checks

100

Accessibility

0 issue(s) found

Not enough scan history yet to show a trend — check back after this site has been re-scanned a few more times.

Organization

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

The Lens serves all the patents and scholarly work in the world as an open and secure digital public good, with user privacy a paramount focus.

Contact

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

Email: support@lens.org support@unpaywall.org

Meta tags

Title: The Lens - Patent and Scholarly Search and Analysis
Description: The Lens serves all the patents and scholarly work in the world as an open and secure digital public good, with user privacy a paramount focus.
Canonical
Language: en
Charset: utf-8
Viewport: width=device-width, initial-scale=1.0, maximum-scale=1.0, user-scalable=no
Robots meta
Manifest

Technologies

Detected frameworks, languages, and tools.

jQuery Nginx

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 1.2
Issuer: Amazon
Subject: *.lens.org
Valid from: Sep 4, 2025
Valid to: Oct 2, 2026
Days until expiry: 66
SAN domains: *.lens.org, lens.org

Security headers

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

Compression: gzip · 1 cookie(s) observed

Content & assets

Headings

H1 1 · H2 2 · H3 2

Links

44 internal · 14 external · 2 broken

Images

24 total · 0 missing alt

Scripts / Styles

11 scripts · 2 stylesheets

JS / CSS size

564 KB · 743 B

Page size

539 KB

Robots.txt & Sitemap

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

SEO issues

Missing canonical link
No structured data (JSON-LD) found
robots.txt not found
sitemap.xml not found

Scan details

Requested URL: https://lens.org
Final URL: https://www.lens.org/
HTTP status: 200
HTTP version: HTTP/2
Response time: 607 ms
HTML size: 539 KB
Redirect chain: https://lens.org → https://www.lens.org/

See something wrong on this report? Request a correction

Same technology stack

seravo.com

Seravo

100

wordpressnginxgoogle-analytics

HETZNER-AS - Hetzner Online GmbH, DE

testpress.in

Best LMS Software for Online Courses & Tests | Testpress

100

wordpressnginxmeta-pixel

HETZNER-AS - Hetzner Online GmbH, DE

vovici.com

Survey Management Software | Verint

100

wordpressnginxjquery

Fastly· Fastly

doshinsports.com

道新スポーツ | DOSHIN SPORTS

nginxgoogle-analyticsmeta-pixel

AWS· CloudFront

mybizcloud.at

Startseite - my.bizCloud

wordpressnginxjquery

INFOTECH-AT-AS - Infotech EDV-Systeme GmbH, AT

nb.no

Nasjonalbiblioteket | Norske bøker, aviser, tidsskrift og bilder på nett