What technology does purpleair.com use?

We did not detect any specific technologies for purpleair.com in the latest scan.

Is purpleair.com secure (HTTPS)?

Yes. purpleair.com uses TLS 1.3 with a certificate issued by Google Trust Services, valid until Oct 10, 2026.

Who hosts purpleair.com?

Hosting provider information for purpleair.com is not available yet.

What is purpleair.com's SEO score?

purpleair.com scored 70/100 for SEO in the latest analysis (fair).

What is purpleair.com's overall website score?

purpleair.com has an overall SiteGraph score of 89/100, combining SEO, performance, security, and accessibility.

Has purpleair.com's score changed over time?

purpleair.com's overall score has improved by 11 points (from 78 to 89) since Jul 26, 2026.

purpleair.com

PurpleAir | Real-Time Air Quality Monitoring

Last scanned Aug 3, 2026, 12:00 AM · 6 views

Overall score

Great

Summary

Real-time air quality monitoring with PurpleAir sensors. SEO is fair (70/100) and accessibility is excellent (90/100). Security scores excellent (100/100) and performance excellent (100/100). Top issue: No H1 heading found.

Real-time air quality monitoring with PurpleAir sensors. Monitor, configure, and manage your sensors for accurate PM2.5, PM10, temperature, and humidity data.

Top issues to fix

4 issues found · 1 high priority

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.
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.

SEO

4 issue(s) found

100

Performance

550 ms

100

Security

HTTPS & header checks

Accessibility

1 issue(s) found

Score history

+11 overall since Jul 26, 2026

Overall: 89
SEO: 70
Security: 100
Performance: 100
Accessibility: 90

Organization

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

Real-time air quality monitoring with PurpleAir sensors. Monitor, configure, and manage your sensors for accurate PM2.5, PM10, temperature, and humidity data.

Meta tags

Title: PurpleAir | Real-Time Air Quality Monitoring
Description: Real-time air quality monitoring with PurpleAir sensors. Monitor, configure, and manage your sensors for accurate PM2.5, PM10, temperature, and humidity data.
Canonical: https://www.purpleair.com/
Language: en
Charset: utf-8
Viewport: width=device-width, initial-scale=1, shrink-to-fit=no
Robots meta
Manifest: https://www.purpleair.com/manifest.json

Technologies

Detected frameworks, languages, and tools.

No technologies detected.

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: Google Trust Services
Subject: www.purpleair.com
Valid from: Jul 12, 2026
Valid to: Oct 10, 2026
Days until expiry: 68
SAN domains: www.purpleair.com

Security headers

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

Compression: gzip · 0 cookie(s) observed

Content & assets

Headings

H1 0 · H2 0 · H3 0

Links

0 internal · 0 external · 0 broken

Images

0 total · 0 missing alt

Scripts / Styles

3 scripts · 2 stylesheets

JS / CSS size

0 B · 746 B

Page size

4.5 KB

Robots.txt & Sitemap

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

SEO issues

No H1 heading found
No structured data (JSON-LD) found
robots.txt not found
sitemap.xml not found

Scan details

Requested URL: https://purpleair.com
Final URL: https://www.purpleair.com/
HTTP status: 200
HTTP version: HTTP/2
Response time: 550 ms
HTML size: 4.5 KB
Redirect chain: https://purpleair.com → https://www.purpleair.com/

See something wrong on this report? Request a correction

Frequently asked questions

What technology does purpleair.com use?: We did not detect any specific technologies for purpleair.com in the latest scan.
Is purpleair.com secure (HTTPS)?: Yes. purpleair.com uses TLS 1.3 with a certificate issued by Google Trust Services, valid until Oct 10, 2026.
Who hosts purpleair.com?: Hosting provider information for purpleair.com is not available yet.
What is purpleair.com's SEO score?: purpleair.com scored 70/100 for SEO in the latest analysis (fair).
What is purpleair.com's overall website score?: purpleair.com has an overall SiteGraph score of 89/100, combining SEO, performance, security, and accessibility.
Has purpleair.com's score changed over time?: purpleair.com's overall score has improved by 11 points (from 78 to 89) since Jul 26, 2026.