optica.org
Home | Optica
Last scanned Jul 25, 2026, 4:25 PM · 1 view
Overall score
Great
Summary
Optica is the leading society in optics and photonics. This website uses jQuery hosted on UUNET - Verizon Business, US. SEO is good (75/100) and accessibility is good (80/100). Security scores excellent (90/100) and performance excellent (90/100). Top issue: Missing canonical link.
Optica
Optica is the leading society in optics and photonics. Quality information and inspiring interactions through publications, meetings, and membership.
- United States
- Hosted on UUNET - Verizon Business, US
Top issues to fix
7 issues found · 1 high priority
No H1 heading found
SEOAdd exactly one H1 describing the page's main topic — it anchors the document outline for search engines and screen readers.
Missing X-Frame-Options header
SecurityAdd X-Frame-Options (or a CSP frame-ancestors rule) to prevent clickjacking via hidden iframes.
7 cookies without Secure/HttpOnly flags
SecuritySet Secure and HttpOnly on session cookies so they can't leak over HTTP or be read by injected scripts.
Missing canonical link
SEOAdd <link rel="canonical"> so search engines know which URL variant to index.
Missing OpenGraph tags
SEOAdd og:title/og:description/og:image so shared links render a proper preview card.
robots.txt not found
SEOPublish /robots.txt with a Sitemap: directive to guide crawlers.
+1 more issue — details in the sections below.
SEO
4 issue(s) found
Performance
1.41 s
Security
HTTPS & header checks
Accessibility
2 issue(s) found
Organization
Company details published in this site's own structured data.
Optica
Optica is the leading society in optics and photonics. Quality information and inspiring interactions through publications, meetings, and membership.
Contact
Email, phone, and address published on this site's own pages.
Meta tags
- Title
- Home | Optica
- Description
- Optica is the leading society in optics and photonics. Quality information and inspiring interactions through publications, meetings, and membership.
- Canonical
- Language
- Charset
- utf-8
- Viewport
- width=device-width,initial-scale=1.0,shrink-to-fit=no
- Robots meta
- Manifest
Technologies
Detected frameworks, languages, and tools.
Hosting & CDN
- Hosting provider
- UUNET - Verizon Business, US
- CDN provider
- —
- IP address
- 65.202.222.44
- ASN
- AS701 (UUNET - Verizon Business, US)
DNS records
| Type | Value |
|---|---|
| A |
|
| AAAA | — |
| MX | — |
| TXT | — |
| NS | — |
| CAA | — |
| CNAME | — |
| IPv6 support | No |
TLS / SSL certificate
- Version
- TLS 1.3
- Issuer
- DigiCert Inc
- Subject
- www.optica.org
- Valid from
- Jul 14, 2026
- Valid to
- Jan 28, 2027
- Days until expiry
- 187
- SAN domains
- www.optica.org, optica.org, www.osa.org
Security headers
- Strict-Transport-SecurityEnabled
- Content-Security-PolicyEnabled
- X-Frame-OptionsMissing
- X-Content-Type-OptionsEnabled
- Referrer-PolicyEnabled
- Permissions-PolicyMissing
Compression: gzip · 7 cookie(s) observed
Content & assets
Headings
H1 0 · H2 7 · H3 9
Links
59 internal · 16 external · 0 broken
Images
21 total · 1 missing alt
Scripts / Styles
13 scripts · 4 stylesheets
JS / CSS size
554 KB · 222 KB
Page size
111 KB
Robots.txt & Sitemap
- robots.txt
- Not found
- Disallow rules
- 0
- sitemap.xml
- Found
- URLs in sitemap
- 12104
SEO issues
- Missing canonical link
- No H1 heading found
- Missing OpenGraph tags
- robots.txt not found
Accessibility issues
- No H1 heading found
- Missing <html lang> attribute
Careers
Scan details
- Requested URL
- https://optica.org
- Final URL
- https://www.optica.org/
- HTTP status
- 200
- HTTP version
- HTTP/1.1
- Response time
- 1.41 s
- HTML size
- 111 KB
- Redirect chain
- https://optica.org → https://www.optica.org/
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Frequently asked questions
- What technology does optica.org use?
- optica.org is built with jQuery.
- Is optica.org secure (HTTPS)?
- Yes. optica.org uses TLS 1.3 with a certificate issued by DigiCert Inc, valid until Jan 28, 2027.
- Who hosts optica.org?
- optica.org is hosted on UUNET - Verizon Business, US.
- What is optica.org's SEO score?
- optica.org scored 75/100 for SEO in the latest analysis (fair).
- What is optica.org's overall website score?
- optica.org has an overall SiteGraph score of 84/100, combining SEO, performance, security, and accessibility.
- What company operates optica.org?
- optica.org is operated by Optica. Optica is the leading society in optics and photonics. Quality information and inspiring interactions through publications, meetings, and membership.
- Is optica.org hiring?
- Yes. optica.org has 9 open roles listed on their careers page.
OpenGraph & Twitter Card
OpenGraph
Twitter Card