postcrossing.com
Postcards connecting the world - Postcrossing
Last scanned Jul 26, 2026, 5:17 AM · 2 views
Overall score
Great
Summary
A postcard exchange project that invites everyone to send and receive postcards from random places in the world. This website uses Apache hosted on AWS. SEO is good (80/100) and accessibility is excellent (100/100). Security scores excellent (90/100) and performance excellent (90/100). Top issue: No structured data (JSON-LD) found.
A postcard exchange project that invites everyone to send and receive postcards from random places in the world. For free!
- United States
- Hosted on AWS
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.
No structured data (JSON-LD) found
SEOAdd JSON-LD (Organization, Article, Product…) to become eligible for rich results.
Missing OpenGraph tags
SEOAdd og:title/og:description/og:image so shared links render a proper preview card.
sitemap.xml not found
SEOPublish an XML sitemap and reference it from robots.txt to speed up page discovery.
1 broken link on the page
SEOFix or remove broken links — they waste crawl budget and erode user trust.
SEO
3 issue(s) found
Performance
2.27 s
Security
HTTPS & header checks
Accessibility
0 issue(s) found
Organization
Company details published in this site's own structured data.
A postcard exchange project that invites everyone to send and receive postcards from random places in the world. For free!
Contact
Email, phone, and address published on this site's own pages.
Meta tags
- Title
- Postcards connecting the world - Postcrossing
- Description
- A postcard exchange project that invites everyone to send and receive postcards from random places in the world. For free!
- Canonical
- https://www.postcrossing.com/
- Language
- en
- Charset
- utf-8
- Viewport
- width=device-width
- Robots meta
- index,follow
- Manifest
- https://www.postcrossing.com/manifest.json
Technologies
Detected frameworks, languages, and tools.
Hosting & CDN
- Hosting provider
- AWS
- CDN provider
- —
- IP address
- 63.186.120.237
- ASN
- AS16509 (AMAZON-02 - Amazon.com, Inc., US)
DNS records
| Type | Value |
|---|---|
| A |
|
| AAAA | — |
| MX | — |
| TXT | — |
| NS | — |
| CAA | — |
| CNAME |
|
| IPv6 support | No |
TLS / SSL certificate
- Version
- TLS 1.3
- Issuer
- Amazon
- Subject
- postcrossing.com
- Valid from
- May 2, 2026
- Valid to
- Nov 15, 2026
- Days until expiry
- 112
- SAN domains
- postcrossing.com, *.postcrossing.com
Security headers
- Strict-Transport-SecurityEnabled
- Content-Security-PolicyMissing
- X-Frame-OptionsEnabled
- X-Content-Type-OptionsEnabled
- Referrer-PolicyEnabled
- Permissions-PolicyMissing
Compression: gzip · 1 cookie(s) observed
Content & assets
Headings
H1 1 · H2 1 · H3 4
Links
30 internal · 3 external · 1 broken
Images
6 total · 0 missing alt
Scripts / Styles
5 scripts · 1 stylesheets
JS / CSS size
6.9 KB · 245 B
Page size
28.9 KB
Robots.txt & Sitemap
- robots.txt
- Found
- Disallow rules
- 73
- sitemap.xml
- Not found
- URLs in sitemap
- 0
SEO issues
- No structured data (JSON-LD) found
- Missing OpenGraph tags
- sitemap.xml not found
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://postcrossing.com
- Final URL
- https://www.postcrossing.com/
- HTTP status
- 200
- HTTP version
- HTTP/2
- Response time
- 2.27 s
- HTML size
- 28.9 KB
- Redirect chain
- https://postcrossing.com → https://www.postcrossing.com/
See something wrong on this report? Request a correction
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Frequently asked questions
- What technology does postcrossing.com use?
- postcrossing.com is built with Apache.
- Is postcrossing.com secure (HTTPS)?
- Yes. postcrossing.com uses TLS 1.3 with a certificate issued by Amazon, valid until Nov 15, 2026.
- Who hosts postcrossing.com?
- postcrossing.com is hosted on AWS.
- What is postcrossing.com's SEO score?
- postcrossing.com scored 80/100 for SEO in the latest analysis (great).
- What is postcrossing.com's overall website score?
- postcrossing.com has an overall SiteGraph score of 89/100, combining SEO, performance, security, and accessibility.
- Is postcrossing.com hiring?
- postcrossing.com has a careers page; check it directly for current openings.
OpenGraph & Twitter Card
OpenGraph
Twitter Card