Domain report
smartmontools.org
smartmontools.org ranks in the top 0.33% of domains by connectivity (Common Crawl, cc-main-2026-jul-aug-sep), with 5 distinct hosts observed under it.
Connectivity
- Top percentile
- 0.33%
- Hosts observed
- 5
From the Common Crawl cc-main-2026-jul-aug-sep hyperlink graph, 133,241,980 domains total. What this rank means
HTTPS reachability
https://smartmontools.org/ answered with HTTP 200.
Certificate until 2026-11-24C=US, O=Let's Encrypt, CN=YR1
DNS records
- A
- 185.82.212.181
- AAAA
- 2a03:6920:0:10::101
- MX
- 10 mxa.eu.mailgun.org.
- 10 mxb.eu.mailgun.org.
- NS
- ns75.domaincontrol.com.
- ns76.domaincontrol.com.
- AS
- Server in network Gransy s.r.o. gransy.com, AS60592 · Czechia185.82.212.0/24, which holds 185.82.212.181
Live preview
This site sends "X-Frame-Options: SAMEORIGIN", which blocks embedding it here.
Since smartmontools.org 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)
- Registrar
- GoDaddy.com, LLC
- Registered
- 2011-05-21
- Expires
- 2027-05-21
- Last changed
- 2026-08-12
Nameservers: ns75.domaincontrol.com, ns76.domaincontrol.com
Status: client delete prohibited, client renew prohibited, client transfer prohibited, client update prohibited
SSL certificate
- Common name
- smartmontools.org
- Issuer
- C=US, O=Let's Encrypt, CN=YR1
- Valid from
- 2026-08-26
- Valid until
- 2026-11-24
Matches smartmontools.org exactly. Source: Certificate Transparency logs (crt.sh).
HTTP & security headers
Response
- Server
- cloudflare
- Content-Type
- text/html; charset=utf-8
- Cache-Control
- no-store
- Content-Encoding
- Not sent
Security
- Content-Security-Policy
- Not sent
- Strict-Transport-Security
- max-age=31536000;
- X-Frame-Options
- SAMEORIGIN
- X-Content-Type-Options
- nosniff
- Referrer-Policy
- no-referrer-when-downgrade
- Permissions-Policy
- Not sent
Redirect chain
- 1.
http://smartmontools.org/HTTP 301→ https://www.smartmontools.org/
- 2.
https://www.smartmontools.org/HTTP 200
Meta tags
- Title
- Making sure you're not a bot!
- Description
- Not set
- Canonical
- Not set
- Robots
- noindex,nofollow
- Generator
- Not set
- 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: *)
- 7
- 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
Related domains
Similar connectivity
Domains ranked just above and below it in the same snapshot.