hardcover.app
Hardcover - Social discovery for serious book lovers
Last scanned Jul 26, 2026, 3:19 PM
Overall score
Excellent
Summary
We're a social network for book lovers to find life changing books, track what you read & want to read, and connect with passionate readers. This website uses Laravel hosted on Cloudflare behind Cloudflare CDN. SEO is good (80/100) and accessibility is excellent (100/100). Security scores good (85/100) and performance excellent (100/100). Top issue: Missing canonical link.
We're a social network for book lovers to find life changing books, track what you read & want to read, and connect with passionate readers.
- United States
- Hosted on Cloudflare
Top issues to fix
7 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-Content-Type-Options header
SecurityAdd X-Content-Type-Options: nosniff to stop MIME-sniffing attacks.
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.
Missing canonical link
SEOAdd <link rel="canonical"> so search engines know which URL variant to index.
No structured data (JSON-LD) found
SEOAdd JSON-LD (Organization, Article, Product…) to become eligible for rich results.
sitemap.xml not found
SEOPublish an XML sitemap and reference it from robots.txt to speed up page discovery.
+1 more issue — details in the sections below.
SEO
3 issue(s) found
Performance
291 ms
Security
HTTPS & header checks
Accessibility
0 issue(s) found
Organization
Company details published in this site's own structured data.
We're a social network for book lovers to find life changing books, track what you read & want to read, and connect with passionate readers.
Contact
Email, phone, and address published on this site's own pages.
Meta tags
- Title
- Hardcover - Social discovery for serious book lovers
- Description
- We're a social network for book lovers to find life changing books, track what you read & want to read, and connect with passionate readers.
- Canonical
- Language
- en
- Charset
- Viewport
- width=device-width, initial-scale=1.0, viewport-fit=cover
- Robots meta
- Manifest
- https://hardcover.app/manifest.json
Technologies
Detected frameworks, languages, and tools.
Hosting & CDN
- Hosting provider
- Cloudflare
- CDN provider
- Cloudflare
- IP address
- 172.67.74.138
- ASN
- AS13335 (CLOUDFLARENET - Cloudflare, Inc., US)
DNS records
| Type | Value |
|---|---|
| A |
|
| AAAA |
|
| MX |
|
| TXT |
|
| NS |
|
| CAA | — |
| CNAME | — |
| IPv6 support | Yes |
TLS / SSL certificate
- Version
- TLS 1.3
- Issuer
- Google Trust Services
- Subject
- hardcover.app
- Valid from
- Jul 25, 2026
- Valid to
- Oct 23, 2026
- Days until expiry
- 88
- SAN domains
- hardcover.app, *.hardcover.app
Security headers
- Strict-Transport-SecurityEnabled
- Content-Security-PolicyMissing
- X-Frame-OptionsEnabled
- X-Content-Type-OptionsMissing
- Referrer-PolicyMissing
- Permissions-PolicyMissing
Compression: gzip · 2 cookie(s) observed
Content & assets
Headings
H1 1 · H2 6 · H3 0
Links
15 internal · 7 external · 1 broken
Images
1 total · 0 missing alt
Scripts / Styles
4 scripts · 3 stylesheets
JS / CSS size
2.6 KB · 211 KB
Page size
53.8 KB
Robots.txt & Sitemap
- robots.txt
- Found
- Disallow rules
- 3
- sitemap.xml
- Not found
- URLs in sitemap
- 0
SEO issues
- Missing canonical link
- No structured data (JSON-LD) found
- 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://hardcover.app
- Final URL
- https://hardcover.app
- HTTP status
- 200
- HTTP version
- HTTP/2
- Response time
- 290 ms
- HTML size
- 53.8 KB
- Redirect chain
- https://hardcover.app
See something wrong on this report? Request a correction
Related websites
Same technology stack
getaround.com
Local Car Hire and Carsharing - Getaround
hunter.io
Find email addresses and send cold emails • Hunter
gumroad.com
Earn your first dollar online with Gumroad
jugem.jp
JUGEMブログ | 自分だけのこだわりブログをはじめよう
kit-mail3.com
Log In - Kit
shareaholic.com
Shareaholic | Content Marketing Platform & Website Traffic Tools
Same hosting provider
gentlemansgazette.com
Gentleman's Gazette | Website & Shop For Classic Gentlemen
gearset.com
Gearset | The complete Salesforce DevOps solution
hackertarget.com
28 Online Vulnerability Scanners & Network Tools
righttoinformation.wiki
File any RTI in India · RTI Wiki
geaerospace.com
GE Aerospace - Home | GE Aerospace
joingy.com
Joingy: Random Video Chat Roulette • Stranger Cam Chat
Frequently asked questions
- What technology does hardcover.app use?
- hardcover.app is built with Laravel, Ruby on Rails.
- Is hardcover.app secure (HTTPS)?
- Yes. hardcover.app uses TLS 1.3 with a certificate issued by Google Trust Services, valid until Oct 23, 2026.
- Who hosts hardcover.app?
- hardcover.app is hosted on Cloudflare, behind Cloudflare CDN.
- What is hardcover.app's SEO score?
- hardcover.app scored 80/100 for SEO in the latest analysis (great).
- What is hardcover.app's overall website score?
- hardcover.app has an overall SiteGraph score of 90/100, combining SEO, performance, security, and accessibility.
- Is hardcover.app hiring?
- hardcover.app has a careers page; check it directly for current openings.
OpenGraph & Twitter Card
OpenGraph
Twitter Card