tetratech.com
Tetra Tech - Global provider of high-end consulting and engineering services
Last scanned Jul 27, 2026, 8:44 AM
Overall score
Excellent
Summary
We are improving the quality of life for people around the world through science, technology, and innovation. This website uses WordPress hosted on Cloudflare behind Cloudflare CDN. SEO is excellent (90/100) and accessibility is excellent (100/100). Security scores excellent (100/100) and performance excellent (90/100). Top issue: Title longer than 60 characters.
We are improving the quality of life for people around the world through science, technology, and innovation.
- United States
- Hosted on Cloudflare
Top issues to fix
2 issues found
Title longer than 60 characters
SEOShorten the title to under 60 characters so search results don't truncate it.
robots.txt not found
SEOPublish /robots.txt with a Sitemap: directive to guide crawlers.
SEO
2 issue(s) found
Performance
1.30 s
Security
HTTPS & header checks
Accessibility
0 issue(s) found
Organization
Company details published in this site's own structured data.
Contact
Email, phone, and address published on this site's own pages.
Meta tags
- Title
- Tetra Tech - Global provider of high-end consulting and engineering services
- Description
- We are improving the quality of life for people around the world through science, technology, and innovation.
- Canonical
- https://www.tetratech.com/
- Language
- en-US
- Charset
- UTF-8
- Viewport
- width=device-width, initial-scale=1
- Robots meta
- index, follow, max-image-preview:large, max-snippet:-1, max-video-preview:-1
- Manifest
Technologies
Detected frameworks, languages, and tools.
Hosting & CDN
- Hosting provider
- Cloudflare
- CDN provider
- Cloudflare
- IP address
- 141.193.213.20
- ASN
- AS209242 (CLOUDFLARESPECTRUM - Cloudflare London, LLC, US)
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.tetratech.com
- Valid from
- Jun 18, 2026
- Valid to
- Sep 16, 2026
- Days until expiry
- 51
- SAN domains
- www.tetratech.com
Security headers
- Strict-Transport-SecurityEnabled
- Content-Security-PolicyEnabled
- X-Frame-OptionsEnabled
- X-Content-Type-OptionsEnabled
- Referrer-PolicyEnabled
- Permissions-PolicyMissing
Compression: gzip · 1 cookie(s) observed
Content & assets
Headings
H1 1 · H2 6 · H3 9
Links
59 internal · 11 external · 0 broken
Images
15 total · 0 missing alt
Scripts / Styles
54 scripts · 30 stylesheets
JS / CSS size
21.7 KB · 53.4 KB
Page size
209 KB
Robots.txt & Sitemap
- robots.txt
- Not found
- Disallow rules
- 0
- sitemap.xml
- Found
- URLs in sitemap
- -1
SEO issues
- Title longer than 60 characters
- robots.txt not found
Accessibility issues
No accessibility issues detected.
Careers
| Role | Location | Posted |
|---|---|---|
| Learn more | — | — |
| Life at Tetra Tech | — | — |
| Our People | — | — |
| Professional Development | — | — |
| Partner Organizations | — | — |
| Careers FAQs | — | — |
Scan details
- Requested URL
- https://tetratech.com
- Final URL
- https://www.tetratech.com/
- HTTP status
- 200
- HTTP version
- HTTP/2
- Response time
- 1.30 s
- HTML size
- 209 KB
- Redirect chain
- https://tetratech.com → https://www.tetratech.com/
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Frequently asked questions
- What technology does tetratech.com use?
- tetratech.com is built with WordPress, jQuery, Google Analytics.
- Is tetratech.com secure (HTTPS)?
- Yes. tetratech.com uses TLS 1.3 with a certificate issued by Google Trust Services, valid until Sep 16, 2026.
- Who hosts tetratech.com?
- tetratech.com is hosted on Cloudflare, behind Cloudflare CDN.
- What is tetratech.com's SEO score?
- tetratech.com scored 90/100 for SEO in the latest analysis (excellent).
- What is tetratech.com's overall website score?
- tetratech.com has an overall SiteGraph score of 95/100, combining SEO, performance, security, and accessibility.
- Is tetratech.com hiring?
- Yes. tetratech.com has 6 open roles listed on their careers page.
OpenGraph & Twitter Card
OpenGraph
Twitter Card