Domain report
4byte.directory
4byte.directory ranks in the top 0.36% of domains by connectivity (Common Crawl, cc-main-2026-jul-aug-sep), with 2 distinct hosts observed under it.
Connectivity
- Top percentile
- 0.36%
- Hosts observed
- 2
From the Common Crawl cc-main-2026-jul-aug-sep hyperlink graph, 133,241,980 domains total. What this rank means
HTTPS reachability
https://4byte.directory/ answered with HTTP 200.
DNS records
- A
- 172.67.158.248
- 104.21.74.138
- AAAA
- 2606:4700:3031::ac43:9ef8
- 2606:4700:3037::6815:4a8a
- MX
- No records found.
- NS
- rihana.ns.cloudflare.com.
- zod.ns.cloudflare.com.
Live preview
This site sends "X-Frame-Options: SAMEORIGIN", which blocks embedding it here.
Since 4byte.directory can't be embedded live, this is a captured screenshot instead — a snapshot from whenever it was last rendered, not necessarily this exact moment.
Domain registration (WHOIS / RDAP)
- Registrar
- Squarespace Domains II LLC
- Registered
- 2016-07-08
- Expires
- 2027-07-08
- Last changed
- 2026-08-12
Nameservers: rihana.ns.cloudflare.com, zod.ns.cloudflare.com
Status: client delete prohibited, client transfer prohibited
SSL certificate
Certificate Transparency lookup failed (HTTP 429).
HTTP & security headers
Response
- Server
- cloudflare
- Content-Type
- text/html; charset=utf-8
- Cache-Control
- Not sent
- Content-Encoding
- Not sent
Security
- Content-Security-Policy
- Not sent
- Strict-Transport-Security
- Not sent
- X-Frame-Options
- SAMEORIGIN
- X-Content-Type-Options
- Not sent
- Referrer-Policy
- Not sent
- Permissions-Policy
- Not sent
Redirect chain
- 1.
http://4byte.directory/HTTP 301→ https://www.4byte.directory/
- 2.
https://www.4byte.directory/HTTP 200
Meta tags
- Title
- Ethereum Signature Database
- Description
- Not set
- Canonical
- Not set
- Robots
- Not set
- Generator
- Not set
- Open Graph title
- Not set
- Open Graph description
- Not set
- Open Graph image
- Not set
- Open Graph type
- Not set
- Twitter card
- Not set
- Twitter title
- Not set
- Twitter image
- Not set
robots.txt
- Disallow rules (User-agent: *)
- 0
- Disallow rules (other agents)
- 0
No Sitemap declared in robots.txt.
Technology detected
Best-effort, based on a small set of well-known signals — this may be incomplete.
- Cloudflarecdn
Server: cloudflare
- Cloudflare Bot Managementcdn
Cookie set: __cf_bm
Related domains
Similar connectivity
Domains ranked just above and below it in the same snapshot.