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Domain report

readable.io

readable.io ranks in the top 0.46% of domains by connectivity (Common Crawl, cc-main-2026-jul-aug-sep), with 4 distinct hosts observed under it.

Explore readable.io in the Web Graph

Connectivity

#609,437harmonic-centrality rank
Top percentile
0.46%
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://readable.io/ answered with HTTP 200.

DNS records

A
  • 178.79.161.122
AAAA
No records found.
MX
  • 5 ALT1.ASPMX.L.GOOGLE.COM.
  • 1 ASPMX.L.GOOGLE.COM.
  • 10 ASPMX2.GOOGLEMAIL.COM.
  • 5 ALT2.ASPMX.L.GOOGLE.COM.
  • 10 ASPMX3.GOOGLEMAIL.COM.
NS
  • ns6.zonomi.com.
  • ns1.zonomi.com.

Live preview

This is a live, sandboxed embed of readable.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
max-age=259200
Content-Encoding
Not sent

Security

Content-Security-Policy
Not sent
Strict-Transport-Security
Not sent
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://readable.io/HTTP 301

    → https://readable.com/

  2. 2.https://readable.com/HTTP 200

Meta tags

Title
Readability score | Readability test | Reading level calculator | Readable
Description
Readable, the most extensive readability checker. Readability tests: Flesch reading ease, Flesch-Kincaid grade level, Gunning Fox Index, SMOG Index & more
Canonical
https://readable.com/
Robots
index, follow, max-image-preview:large, max-snippet:-1, max-video-preview:-1
Generator
Not set
Open Graph title
Take control of your content with ReadablePro
Open Graph description
You don't have long to grab someone's attention. Make the most of the time you do have with ReadablePro. Our tools will help you communicate clearly and boost your conversions.
Open Graph image
https://readable.com/wp-content/uploads/2019/05/generic-2019.jpg
Open Graph type
website
Twitter card
summary_large_image
Twitter title
Take control of your content with ReadablePro
Twitter image
https://readable.com/wp-content/uploads/2019/05/generic-2019.jpg

robots.txt

Disallow rules (User-agent: *)
1
Disallow rules (other agents)
1

Sitemap declared:

  • https://readable.com/sitemap.xml

Technology detected

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

  • Cloudflarecdn

    Server: cloudflare

  • WordPresscms

    Found "wp-content/" in the page's HTML

  • Google Analyticsanalytics

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

  • Google Tag Manageranalytics

    Found "googletagmanager.com/gtm.js" in the page's HTML

Related domains

Similar connectivity

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