Domain report
notebook.school
notebook.school ranks in the top 0.24% of domains by connectivity (Common Crawl, cc-main-2026-jul-aug-sep), with 3 distinct hosts observed under it.
Connectivity
- Top percentile
- 0.24%
- 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
https://notebook.school/ answered with HTTP 200.
DNS records
- A
- 139.84.141.74
- AAAA
- No records found.
- MX
- 0 notebook-school.mail.protection.outlook.com.
- NS
- ns-cloud-a1.googledomains.com.
- ns-cloud-a4.googledomains.com.
- ns-cloud-a2.googledomains.com.
- ns-cloud-a3.googledomains.com.
- AS
- Server in network AS-VULTR, AS20473 · United States139.84.141.0/24, which holds 139.84.141.74
Live preview
This is a live, sandboxed embed of notebook.school — not a copy. What it shows can change any time the site itself does.
Domain registration (WHOIS / RDAP)
- Registrar
- Squarespace Domains II LLC
- Registered
- 2018-06-05
- Expires
- 2027-06-05
- Last changed
- 2026-08-12
Nameservers: ns-cloud-a1.googledomains.com, ns-cloud-a2.googledomains.com, ns-cloud-a3.googledomains.com, ns-cloud-a4.googledomains.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
- Not sent
- X-Content-Type-Options
- Not sent
- Referrer-Policy
- Not sent
- Permissions-Policy
- private-state-token-redemption=(self "https://www.google.com" "https://www.gstatic.com" "https://recaptcha.net" "https://challenges.cloudflare.com" "https://hcaptcha.com"), private-state-token-issuance=(self "https://www.google.com" "https://www.gstatic.com" "https://recaptcha.net" "https://challenges.cloudflare.com" "https://hcaptcha.com")
Redirect chain
- 1.
http://notebook.school/HTTP 301→ https://notebook.school/
- 2.
https://notebook.school/HTTP 200
Meta tags
- Title
- Notebook School – Quality Education Delivered
- Description
- Not set
- Canonical
- https://notebook.school/
- Robots
- max-image-preview:large
- Generator
- WordPress 6.9.10
- 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: *)
- 1
- Disallow rules (other agents)
- 0
Sitemap declared:
https://notebook.school/wp-sitemap.xml
Technology detected
Best-effort, based on a small set of well-known signals — this may be incomplete.
- Cloudflarecdn
Server: cloudflare
- WordPresscms
<meta name="generator"> = "WordPress 6.9.10"
- 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.