phe.com
Potomac-Hudson Engineering, Inc.
Last scanned Jul 22, 2026, 5:57 PM · 2 views
Overall score
Great
Summary
Potomac-Hudson Engineering, Inc. This website is hosted on SQUARESPACE - Squarespace, Inc., US. SEO is excellent (95/100) and accessibility is excellent (100/100). Security scores good (80/100) and performance fair (60/100). Top issue: Meta description longer than 160 characters.
PHE Corporate Headquarters
Potomac-Hudson Engineering, Inc. (PHE) is an innovative environmental, planning, and technology consulting firm with an exceptional reputation for high quality service earned over our 25+ year history. Our engineers, scientists, and planners are engaged in complex programs and projects solving today’s most pressing environmental, climate change, energy, and national security challenges. Explore our home page to learn more!
- 77 Upper Rock Circle, Suite 302 Rockville, MD, 20850 United States
- Hosted on SQUARESPACE - Squarespace, Inc., US
Top issues to fix
5 issues found · 1 high priority
Missing Content-Security-Policy header
SecurityAdd a CSP to control which sources can run scripts — the strongest single defense against XSS.
Missing X-Frame-Options header
SecurityAdd X-Frame-Options (or a CSP frame-ancestors rule) to prevent clickjacking via hidden iframes.
1 cookie without Secure/HttpOnly flags
SecuritySet Secure and HttpOnly on session cookies so they can't leak over HTTP or be read by injected scripts.
Meta description longer than 160 characters
SEOTrim the meta description to under 160 characters to avoid truncation in search results.
2 broken links on the page
SEOFix or remove broken links — they waste crawl budget and erode user trust.
SEO
1 issue(s) found
Performance
330 ms
Security
HTTPS & header checks
Accessibility
0 issue(s) found
Organization
Company details published in this site's own structured data.
PHE Corporate Headquarters
Potomac-Hudson Engineering, Inc. (PHE) is an innovative environmental, planning, and technology consulting firm with an exceptional reputation for high quality service earned over our 25+ year history. Our engineers, scientists, and planners are engaged in complex programs and projects solving today’s most pressing environmental, climate change, energy, and national security challenges. Explore our home page to learn more!
Contact
Email, phone, and address published on this site's own pages.
- info@phe.com
- Phone
- 301.907.9078
- Address
- 77 Upper Rock Circle, Suite 302 Rockville, MD, 20850 United States
Meta tags
- Title
- Potomac-Hudson Engineering, Inc.
- Description
- Potomac-Hudson Engineering, Inc. (PHE) is an innovative environmental, planning, and technology consulting firm with an exceptional reputation for high quality service earned over our 25+ year history. Our engineers, scientists, and planners are engaged in complex programs and projects solving today’s most pressing environmental, climate change, energy, and national security challenges. Explore our home page to learn more!
- Canonical
- https://www.phe.com
- Language
- en-US
- Charset
- utf-8
- Viewport
- width=device-width, initial-scale=1
- Robots meta
- Manifest
Technologies
Detected frameworks, languages, and tools.
No technologies detected.
Hosting & CDN
- Hosting provider
- SQUARESPACE - Squarespace, Inc., US
- CDN provider
- —
- IP address
- 198.185.159.144
- ASN
- AS53831 (SQUARESPACE - Squarespace, Inc., US)
DNS records
| Type | Value |
|---|---|
| A |
|
| AAAA | — |
| MX | — |
| TXT | — |
| NS | — |
| CAA | — |
| CNAME |
|
| IPv6 support | No |
TLS / SSL certificate
- Version
- TLS 1.3
- Issuer
- Let's Encrypt
- Subject
- www.phe.com
- Valid from
- Jul 22, 2026
- Valid to
- Oct 20, 2026
- Days until expiry
- 89
- SAN domains
- www.phe.com
Security headers
- Strict-Transport-SecurityEnabled
- Content-Security-PolicyMissing
- X-Frame-OptionsMissing
- X-Content-Type-OptionsEnabled
- Referrer-PolicyMissing
- Permissions-PolicyMissing
Compression: gzip · 1 cookie(s) observed
Content & assets
Headings
H1 1 · H2 3 · H3 0
Links
28 internal · 1 external · 2 broken
Images
30 total · 0 missing alt
Scripts / Styles
40 scripts · 6 stylesheets
JS / CSS size
3.3 MB · 670 KB
Page size
158 KB
Robots.txt & Sitemap
- robots.txt
- Found
- Disallow rules
- 27
- sitemap.xml
- Found
- URLs in sitemap
- 199
SEO issues
- Meta description longer than 160 characters
Accessibility issues
No accessibility issues detected.
Careers
This company has an active careers page, but individual openings weren't reliably parsed from it — visit the page above for current listings.
Scan details
- Requested URL
- https://phe.com
- Final URL
- https://www.phe.com/
- HTTP status
- 200
- HTTP version
- HTTP/2
- Response time
- 327 ms
- HTML size
- 158 KB
- Redirect chain
- https://phe.com → https://www.phe.com/
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Frequently asked questions
- What technology does phe.com use?
- We did not detect any specific technologies for phe.com in the latest scan.
- Is phe.com secure (HTTPS)?
- Yes. phe.com uses TLS 1.3 with a certificate issued by Let's Encrypt, valid until Oct 20, 2026.
- Who hosts phe.com?
- phe.com is hosted on SQUARESPACE - Squarespace, Inc., US.
- What is phe.com's SEO score?
- phe.com scored 95/100 for SEO in the latest analysis (excellent).
- What is phe.com's overall website score?
- phe.com has an overall SiteGraph score of 84/100, combining SEO, performance, security, and accessibility.
- What company operates phe.com?
- phe.com is operated by PHE Corporate Headquarters. Potomac-Hudson Engineering, Inc. (PHE) is an innovative environmental, planning, and technology consulting firm with an exceptional reputation for high quality service earned over our 25+ year history. Our engineers, scientists, and planners are engaged in complex programs and projects solving today’s most pressing environmental, climate change, energy, and national security challenges. Explore our home page to learn more!
- Is phe.com hiring?
- phe.com has a careers page; check it directly for current openings.
OpenGraph & Twitter Card
OpenGraph
Twitter Card