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Domain report

kopia.io

kopia.io ranks in the top 0.37% of domains by connectivity (Common Crawl, cc-main-2026-jul-aug-sep), with 4 distinct hosts observed under it.

Explore kopia.io in the Web Graph

Connectivity

#488,445harmonic-centrality rank
Top percentile
0.37%
Hosts observed
4

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://kopia.io/ answered with HTTP 200.

DNS records

A
  • 104.26.12.245
  • 172.67.69.102
  • 104.26.13.245
AAAA
  • 2606:4700:20::ac43:4566
  • 2606:4700:20::681a:cf5
  • 2606:4700:20::681a:df5
MX
  • 10 aspmx.l.google.com.
  • 20 alt1.aspmx.l.google.com.
  • 30 alt2.aspmx.l.google.com.
  • 40 aspmx2.googlemail.com.
  • 50 aspmx3.googlemail.com.
NS
  • jerome.ns.cloudflare.com.
  • violet.ns.cloudflare.com.

Live preview

This is a live, sandboxed embed of kopia.io — 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://kopia.io/HTTP 301

    → https://kopia.io/

  2. 2.https://kopia.io/HTTP 200

Meta tags

Title
Kopia
Description
Fast and Secure Open-Source Backup Software for Windows, Mac, and Linux
Canonical
Not set
Robots
index, follow
Generator
Hugo 0.113.0
Open Graph title
Kopia
Open Graph description
Fast and Secure Open-Source Backup Software for Windows, Mac, and Linux
Open Graph image
https://kopia.io/featured-background.jpg
Open Graph type
website
Twitter card
summary_large_image
Twitter title
Kopia
Twitter image
https://kopia.io/featured-background.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

  • Hugoframework

    <meta name="generator"> = "Hugo 0.113.0"

  • 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.