Skip to main content
DNS Checker(beta)

.uol Brand TLD

UOL

The .uol TLD is a brand-specific domain operated by UOL, Brazil’s largest online content portal. It was created to unify UOL’s vast digital ecosystem under a single, secure, and recognizable extension, reinforcing brand integrity and preventing cybersquatting.

Registry:UBN INTERNET LTDA.
Introduced:2014-08-16
Updated:Apr 29, 2026
Restrictions:

Restricted to UOL and its authorized entities; no public registrations allowed.

.uol Domain Overview

The .uol extension is a brand top-level domain in the Domain Name System (DNS). It is managed by UBN INTERNET LTDA.. .uol was introduced in 2014. There are currently 57 domains registered under this extension. DNSSEC adoption stands at 1.8%.

Registration Info

Registration pricing for .uol is not publicly listed. Brand TLDs are typically restricted to the owning organization.

Security Features

  • DNSSEC
  • CAA Record Support

What Is the History of .uol?

The .uol domain was applied for under ICANN’s New gTLD Program by UOL, Brazil’s pioneering internet portal founded in 1996. It received its Registry Agreement from ICANN on May 1, 2014, and was officially delegated to the DNS root zone on August 16, 2014. UOL designed .uol to serve as a closed, secure namespace for its services, partners, and digital content, strengthening brand trust and reducing phishing risks.

Did you know?

Brand TLDs like .uol are part of ICANN's New gTLD Program launched in 2012, which expanded the domain namespace beyond traditional TLDs.

What Is .uol Used For?

The .uol TLD is commonly used for the following purposes:

Brand protection

Corporate web properties

Partner service portals

Content hubs

Secure microsites

Internal platforms

How Many .uol Domains Are Registered?

Total Registrations

57

DNSSEC Adoption

1.8%

How Does .uol Compare?

MetricValue
Extension.uol
TypeBrand TLD
Total Registrations57
DNSSEC Adoption1.8%
Registration PriceContact registrar
Renewal PriceContact registrar
Registry OperatorUBN INTERNET LTDA.
Introduced2014-08-16
RestrictionsRestricted to UOL and its authorized entities; no public registrations allowed.

How Available Are .uol Domain Names?

Registration density analysis for .uol domains by character length. Currently 55 domains are registered across all lengths.

Total Registered

55

Peak Saturation

0.30%

2-char names

DNSSEC Adoption

1.8%

Top Provider

Amazon Route 53

LengthRegistered% FullDensity
2 chars20.30%
3 chars80.05%
4 chars6<0.01%
5 chars6<0.01%
6 chars7<0.01%
7 chars6<0.01%
8 chars7<0.01%
9 chars6<0.01%
10 chars3<0.01%
11 chars3<0.01%
12 chars1<0.01%

Top DNS Providers

Amazon Route 533

Updated daily from zone file analysis. Alpha density = registered / 26^length.

Compare across all TLDs →

How Do I Register a .uol Domain?

Eligibility

Not available for public registration; only UOL and authorized affiliates may register subdomains.

Restricted TLD

This is a brand TLD exclusively controlled by UBN INTERNET LTDA.. It is not available for public registration.

Registration Process

  1. Choose an accredited domain registrar that offers .uol domains
  2. Check domain availability using the registrar's search tool
  3. Complete the registration process and provide required information
  4. Pay the registration fee (typically )
  5. Manage your domain settings through your registrar's control panel

Frequently Asked Questions

How Is This .uol Data Compiled?

DNS Checker maintains a comprehensive TLD directory covering all 1,900+ active top-level domains. The data on this page combines multiple authoritative sources to provide information not found in standard TLD listings.

Zone File Analysis

Domain registration counts and density analysis are computed daily from TLD zone files, providing accurate registration statistics rather than estimates.

DNSSEC Adoption Tracking

DNSSEC deployment percentages are measured by scanning actual DNS records across all registered domains in each TLD zone.

Registrar Price Monitoring

Registration, renewal, and transfer prices are checked hourly across multiple accredited registrars and compared automatically.

Provider Market Share

DNS provider distribution is calculated from nameserver records, showing which hosting providers serve the most domains in each TLD.

Use DNS Checker tools to inspect any .uol domain: run a full DNS health check, check DNS propagation, look up WHOIS records, or verify email authentication.

Disclaimer: The information on this page is sourced from IANA, ICANN, and respective registry operator publications, then structured and formatted with the assistance of AI. While accuracy is a priority, details such as pricing, registration requirements, and policies may change. Always verify with the official registry or an accredited registrar before making registration decisions.