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Domain report

heroicons.dev

heroicons.dev ranks in the top 0.37% of domains by connectivity (Common Crawl, cc-main-2026-jul-aug-sep), with 1 distinct host observed under it.

Explore heroicons.dev in the Web Graph

Connectivity

#494,728harmonic-centrality rank
Top percentile
0.37%
Hosts observed
1

From the Common Crawl cc-main-2026-jul-aug-sep hyperlink graph, 133,241,980 domains total. What this rank means

HTTPS reachability

200HTTP status

https://heroicons.dev/ answered with HTTP 200.

DNS records

A
  • 18.208.88.157
  • 98.84.224.111
AAAA
  • 2600:1f18:16e:df01::258
  • 2600:1f18:16e:df01::259
MX
No records found.
NS
  • dns1.p07.nsone.net.
  • dns2.p07.nsone.net.
  • dns3.p07.nsone.net.
  • dns4.p07.nsone.net.

Live preview

This is a live, sandboxed embed of heroicons.dev — not a copy. What it shows can change any time the site itself does.

Domain registration (WHOIS / RDAP)

RDAP lookup failed (HTTP 429).

How to read WHOIS and RDAP data

SSL certificate

Certificate Transparency lookup failed (HTTP 429).

How to check when a certificate expires

HTTP & security headers

Response

Server
cloudflare
Content-Type
text/html; charset=UTF-8
Cache-Control
public,max-age=0,must-revalidate
Content-Encoding
Not sent

Security

Content-Security-Policy
Not sent
Strict-Transport-Security
max-age=31536000
X-Frame-Options
Not sent
X-Content-Type-Options
Not sent
Referrer-Policy
Not sent
Permissions-Policy
Not sent

What each security header does

Redirect chain

  1. 1.http://heroicons.dev/HTTP 301

    → https://heroicons.dev/

  2. 2.https://heroicons.dev/HTTP 200

Meta tags

Title
Heroicons
Description
Heroicons is a collection of MIT open source interface icons for web and app development. Icons are free, no attribution required. Icons by @steveschoger. Website by @username_ZAYDEK.
Canonical
Not set
Robots
Not set
Generator
Not set
Open Graph title
Heroicons
Open Graph description
Heroicons is a collection of MIT open source interface icons for web and app development. Icons are free, no attribution required. Icons by @steveschoger. Website by @username_ZAYDEK.
Open Graph image
TODO
Open Graph type
website
Twitter card
Not set
Twitter title
Not set
Twitter image
Not set

robots.txt

heroicons.dev has no robots.txt.

Technology detected

Best-effort, based on a small set of well-known signals — this may be incomplete.

  • Cloudflarecdn

    Server: cloudflare

Related domains

Similar connectivity

Domains ranked just above and below it in the same snapshot.