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Domain report

flexcil.com

flexcil.com ranks in the top 0.095% of domains by connectivity (Common Crawl, cc-main-2026-jul-aug-sep), with 3 distinct hosts observed under it.

Explore flexcil.com in the Web Graph

Connectivity

#126,243harmonic-centrality rank
Top percentile
0.095%
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://flexcil.com/ answered with HTTP 200.

DNS records

A
  • 104.21.49.79
  • 172.67.160.106
AAAA
  • 2606:4700:3032::6815:314f
  • 2606:4700:3034::ac43:a06a
MX
  • 1 smtp.google.com.
  • 5 alt1.aspmx.l.google.com.
  • 5 alt2.aspmx.l.google.com.
  • 10 alt3.aspmx.l.google.com.
  • 10 alt4.aspmx.l.google.com.
NS
  • damian.ns.cloudflare.com.
  • novalee.ns.cloudflare.com.

Live preview

Screenshot of flexcil.com

This site sends "X-Frame-Options: SAMEORIGIN", which blocks embedding it here.

Since flexcil.com 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)

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
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
nosniff
Referrer-Policy
same-origin
Permissions-Policy
Not sent

What each security header does

Redirect chain

  1. 1.http://flexcil.com/HTTP 301

    → https://www.flexcil.com/

  2. 2.https://www.flexcil.com/HTTP 200

Meta tags

Title
Flexcil - The best study toolkit for both PDF reader and note taking
Description
Flexcil is the note taking app & PDF reader selected by Apple. Flexcil provides the most efficient way to read, annotate PDF, and take notes.
Canonical
https://www.flexcil.com/
Robots
max-image-preview:large
Generator
Divi v.4.27.6
Open Graph title
Flexcil - The best study toolkit for both PDF reader and note taking
Open Graph description
Flexcil is the note taking app & PDF reader selected by Apple. Flexcil provides the most efficient way to read, annotate PDF, and take notes.
Open Graph image
https://www.flexcil.com/wp-content/uploads/2019/09/flexcil-main-featured-image.jpg
Open Graph type
website
Twitter card
summary_large_image
Twitter title
Not set
Twitter image
Not set

robots.txt

Disallow rules (User-agent: *)
2
Disallow rules (other agents)
0

Sitemap declared:

  • https://www.flexcil.com/sitemap_index.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 "googletagmanager.com/gtag/js" in the page's HTML

Related domains

Similar connectivity

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