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Domain report

reftech.com.br

reftech.com.br ranks in the top 0.24% of domains by connectivity (Common Crawl, cc-main-2026-jul-aug-sep), with 1 distinct host observed under it.

Explore reftech.com.br in the Web Graph

Connectivity

#323,950harmonic-centrality rank
Top percentile
0.24%
Hosts observed
1

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://reftech.com.br/ answered with HTTP 200.

DNS records

A
  • 3.160.5.69
  • 3.160.5.28
  • 3.160.5.125
  • 3.160.5.21
AAAA
No records found.
MX
  • 10 inbound-smtp.us-east-1.amazonaws.com.
NS
  • ns-1384.awsdns-45.org.
  • ns-188.awsdns-23.com.
  • ns-2000.awsdns-58.co.uk.
  • ns-981.awsdns-58.net.
AS
Server in network AMAZON-02, AS16509 · United States3.160.5.0/24, which holds 3.160.5.69

Live preview

This is a live, sandboxed embed of reftech.com.br — 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: The operation was aborted due to timeout

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
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://reftech.com.br/HTTP 301

    → https://reftech.com.br/

  2. 2.https://reftech.com.br/HTTP 200

Meta tags

Title
REF TECH — Software Sob Medida com Preço Fechado
Description
Desenvolvimento de software sob medida com preço fixo e prazo definido. Sistemas web, apps Android, IA, data science e cloud AWS. Proposta gratuita.
Canonical
https://reftech.com.br/
Robots
Not set
Generator
Not set
Open Graph title
REF TECH — Software Sob Medida com Preço Fechado
Open Graph description
Desenvolvimento de software sob medida com preço fixo e prazo definido. Sistemas web, apps Android, IA, data science e cloud AWS. Proposta gratuita.
Open Graph image
https://reftech.com.br/logo-rft.png
Open Graph type
website
Twitter card
Not set
Twitter title
Not set
Twitter image
Not set

robots.txt

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

Sitemap declared:

  • https://reftech.com.br/sitemap.xml

Technology detected

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

  • Cloudflarecdn

    Server: cloudflare

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