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Domain report

openfeature.dev

openfeature.dev ranks in the top 0.011% of domains by connectivity (Common Crawl, cc-main-2026-jul-aug-sep), with 3 distinct hosts observed under it.

Explore openfeature.dev in the Web Graph

Connectivity

#14,613harmonic-centrality rank
Top percentile
0.011%
Hosts observed
3

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://openfeature.dev/ answered with HTTP 200.

DNS records

A
  • 18.208.88.157
  • 98.84.224.111
AAAA
  • 2600:1f18:16e:df01::259
  • 2600:1f18:16e:df01::258
MX
  • 20 mx2.improvmx.com.
  • 10 mx1.improvmx.com.
NS
  • dns1.p02.nsone.net.
  • dns2.p02.nsone.net.
  • dns3.p02.nsone.net.
  • dns4.p02.nsone.net.

Live preview

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

Domain registration (WHOIS / RDAP)

Registrar
1API GmbH
Registered
2022-02-10
Expires
2027-02-10
Last changed
2026-02-10

Nameservers: dns1.p02.nsone.net, dns2.p02.nsone.net, dns3.p02.nsone.net, dns4.p02.nsone.net

Status: client transfer prohibited

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://openfeature.dev/HTTP 301

    → https://openfeature.dev/

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

Meta tags

Title
OpenFeature
Description
OpenFeature is an open specification that provides a vendor-agnostic, community-driven API for feature flagging that works with your favorite feature flag management tool or in-house solution.
Canonical
https://openfeature.dev/
Robots
Not set
Generator
Docusaurus v3.10.2
Open Graph title
OpenFeature
Open Graph description
OpenFeature is an open specification that provides a vendor-agnostic, community-driven API for feature flagging that works with your favorite feature flag management tool or in-house solution.
Open Graph image
https://openfeature.dev/img/opengraph.jpg
Open Graph type
Not set
Twitter card
summary_large_image
Twitter title
Not set
Twitter image
https://openfeature.dev/img/opengraph.jpg

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

  • Google Analyticsanalytics

    Found "www.google-analytics.com" in the page's HTML

Related domains

Similar connectivity

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