Is whoi.edu secure (HTTPS)?

Yes. whoi.edu uses TLS 1.3 with a certificate issued by Internet2, valid until Aug 12, 2026.

Hosting provider information for whoi.edu is not available yet.

What is whoi.edu's SEO score?

whoi.edu scored 80/100 for SEO in the latest analysis (great).

What is whoi.edu's overall website score?

whoi.edu has an overall SiteGraph score of 84/100, combining SEO, performance, security, and accessibility.

What company operates whoi.edu?

whoi.edu is operated by Woods Hole Oceanographic Institution.

Has whoi.edu's score changed over time?

whoi.edu's overall score has declined by 4 points (from 88 to 84) since Jul 25, 2026.

whoi.edu

Woods Hole Oceanographic Institution | WHOI

Last scanned Aug 1, 2026, 9:00 PM · 22 views

Overall score

Great

Summary

This website uses WordPress. SEO is good (80/100) and accessibility is excellent (100/100). Security scores fair (60/100) and performance excellent (100/100). Top issue: Missing meta description.

Woods Hole Oceanographic Institution

Top issues to fix

9 issues found · 3 high priority

TLS certificate expires in 11 days
Security
Renew now (or enable auto-renewal) — an expired certificate blocks visitors with a full-page browser warning.
Missing Content-Security-Policy header
Security
Add a CSP to control which sources can run scripts — the strongest single defense against XSS.
Missing meta description
SEO
Add a ~150-character meta description to control your search-result snippet and lift click-through rate.
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.
1 cookie without Secure/HttpOnly flags
Security
Set Secure and HttpOnly on session cookies so they can't leak over HTTP or be read by injected scripts.

+3 more issues — details in the sections below.

SEO

3 issue(s) found

100

Performance

520 ms

Security

HTTPS & header checks

100

Accessibility

0 issue(s) found

Score history

-4 overall since Jul 25, 2026

Overall: 84
SEO: 80
Security: 60
Performance: 100
Accessibility: 100

Organization

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

Woods Hole Oceanographic Institution

YouTube Facebook X (Twitter)Instagram YouTube

Contact

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

Email: information@whoi.edu media@whoi.edu webdev@whoi.edu

Meta tags

Title: Woods Hole Oceanographic Institution | WHOI
Description
Canonical: https://www.whoi.edu/
Language: en-US
Charset: UTF-8
Viewport: width=device-width, initial-scale=1.0
Robots meta: follow, index, max-snippet:-1, max-video-preview:-1, max-image-preview:large
Manifest

Technologies

Detected frameworks, languages, and tools.

WordPress Shopify Bootstrap jQuery Google Analytics Meta Pixel 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 1.3
Issuer: Internet2
Subject: clapp.whoi.edu
Valid from: Aug 12, 2025
Valid to: Aug 12, 2026
Days until expiry: 11
SAN domains: clapp.whoi.edu, whoi.edu, www-worker-03.whoi.edu, www.whoi.edu

Security headers

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

Compression: none · 1 cookie(s) observed

Content & assets

Headings

H1 1 · H2 24 · H3 6

Links

91 internal · 31 external · 20 broken

Images

46 total · 0 missing alt

Scripts / Styles

66 scripts · 34 stylesheets

JS / CSS size

15.5 KB · 18.5 KB

Page size

219 KB

Robots.txt & Sitemap

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

SEO issues

Missing meta description
robots.txt not found
sitemap.xml not found

Scan details

Requested URL: https://whoi.edu
Final URL: https://www.whoi.edu/
HTTP status: 200
HTTP version: HTTP/1.1
Response time: 516 ms
HTML size: 219 KB
Redirect chain: https://whoi.edu → https://www.whoi.edu/

See something wrong on this report? Request a correction

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Frequently asked questions

What technology does whoi.edu use?: whoi.edu is built with WordPress, Shopify, Bootstrap, jQuery, Google Analytics, Meta Pixel, Nginx.
Is whoi.edu secure (HTTPS)?: Yes. whoi.edu uses TLS 1.3 with a certificate issued by Internet2, valid until Aug 12, 2026.
Who hosts whoi.edu?: Hosting provider information for whoi.edu is not available yet.
What is whoi.edu's SEO score?: whoi.edu scored 80/100 for SEO in the latest analysis (great).
What is whoi.edu's overall website score?: whoi.edu has an overall SiteGraph score of 84/100, combining SEO, performance, security, and accessibility.
What company operates whoi.edu?: whoi.edu is operated by Woods Hole Oceanographic Institution.
Has whoi.edu's score changed over time?: whoi.edu's overall score has declined by 4 points (from 88 to 84) since Jul 25, 2026.