Duolingo Language learning Reviews - Is Duolingo.com Safe?
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Duolingo.com Website Review

December 1, 2025 at 10:53 AM
Language learning
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Checked by Website Reputation Checker
Table of Contents
Danger Zone
Risky Territory
Caution Advised
Trusted but Verify
Safe & Secure

Duolingo → Safety Check

First checked 1 year ago
Verified Safe
Website content analyzed
Method: automated checks + analyst review.
Reputation footprint:
High traffic ranking (#430)

How we scored duolingo.com

SSL Certificate:
Issued by Amazon RSA 2048 M01 on November 25, 2025. Valid for: 13 months (TLS 1.2)
Positive signals
  • Long Term SSL Certificate
  • Popular Site
  • Established Domain
  • High Trust Score
Risk indicators
  • Low Trustpilot Score
80 /100
Trust Score
15.9 years
Domain Age
#430
Global Rank
GB
Location
1
Site is warned
Last checked December 1, 2025 at 10:53 AM by Gridinsoft Trust Model v2.2.9

Duolingo is a language-learning platform that offers courses in various languages through interactive exercises and games. It is designed to be fun and engaging, making it easier for users to learn a new language.

This domain was registered 15 years ago through the company Amazon Registrar, Inc. and had the owner Identity Protection Service.

For complaint:
  1. Email: [email protected]
  2. Phone: +1.2024422253

About duolingo.com

We scanned duolingo.com and found it to be legitimate. Our analysis shows a high trust score of 80/100, indicating this website appears to be very safe to use.

Why is it rated 80/100?

Our security assessment reviewed multiple factors including domain age (16 years old - well established), registrar information (Amazon Registrar, Inc.), website popularity (ranked #430 globally), hosting location (US), website content and technology. Based on all the information gathered, we believe this website is legitimate.

Duolingo Digital Footprints

Long Term SSL Certificate

The SSL certificate for duolingo.com is valid for more than 6 months, indicating a long-term commitment to security and trust.

Popular Site

Traffic analysis indicates duolingo.com receives substantial visitor volume, suggesting widespread user adoption and active utilization. High traffic levels generally correlate with legitimate operations and established user trust, though verification of traffic sources remains advisable.

Low Trustpilot Score

duolingo.com has a low Trustpilot score (1.5) based on 7110 reviews, indicating a low level of trust from customers. It is a bad sign of legitimacy!

Established Domain

The domain has maintained active status for an extended period, indicating operational stability and established web presence. This longevity for duolingo.com suggests legitimate business operations and sustained user engagement over time.

High Trust Score
Color Guide

  • Requires special attention: Indicates areas with potential risks or issues that need careful review.

  • Positive indicators: Highlights trusted elements or reliable features that enhance user confidence.

  • Exercise caution: Signals areas where user data is involved or points that may require additional care.

  • Neutral: Provides information without indicating risk or reliability, serving as general context only.

Verified Safe

80 / 100
December 1, 2025 at 10:53 AM

This security assessment is based on automated analysis and community feedback. The score is based on a 1-100 scale, with 100 being the most reputable.

Domain Information

Created January 26, 2010 at 9:42 PM
Updated December 23, 2024 at 10:12 PM
Domain Age
15.9 years
Organization Duolingo
Registrar Amazon Registrar, Inc.
Top Level Domain
.com
Generic TLD
Nameservers ns-1020.awsdns-63.net
ns-1117.awsdns-11.org
ns-1904.awsdns-46.co.uk
ns-247.awsdns-30.com

Technical Details

IP Address 34.236.21.21
Hosting Provider
AS14618 Amazon.com, Inc.
Ashburn, US
Global Rank
#430
DNS Records 44.199.4.13 A
34.236.21.21 A
alt2.aspmx.l.google.com MX
aspmx2.googlemail.com MX
aspmx5.googlemail.com MX
aspmx3.googlemail.com MX
alt1.aspmx.l.google.com MX
aspmx4.googlemail.com MX
aspmx.l.google.com MX
ns-1020.awsdns-63.net SOA

Content Analysis

Original website content:

www.duolingo.com

If the problem continues, contact the site owner.

Mentioned hosts (2):
www.duolingo.com duolingo.com
language learning online courses language app

Security Analysis

Detection Signatures:

These signatures are used to generate the security fingerprint below.

Long Term SSL Certificate Popular Site Low Trustpilot Score Established Domain High Trust Score
Verified Services:

This domain has been verified by the following legitimate services and organizations, confirming authentic ownership and proper email security configuration.

Salesforce Account Engagement Apple Spacelift OpenAI Docker Jetbrains Atlassian SENDING Slack Microsoft 365 Amazon SES Aliyun Klaviyo HackerOne Google Verification
SPF
v=spf1 ip4:100.25.59.11 ip4:205.201.128.0/20 ip4:198.2.128.0/18 ip4...
TXT
e622flctk14s3cs3ccdauh8uth anthropic-domain-verification-z4335b=YssTBALPY7K784Sri4FjVHjd3
Security Fingerprint:

Unique identifier based on site analysis

eight-ink-lamp-mountain

Duolingo

Duolingo is a language-learning platform that offers a variety of courses in different languages.

Duolingo app

The Duolingo app is a mobile application that allows users to learn languages through interactive exercises and lessons.

Language courses

Duolingo offers a wide range of language courses for users to learn and improve their language skills.

How popular is this website?

Popularity
430
-5
Duolingo.com is among the top 10,000 sites globally, drawing a high volume of traffic. Popular platforms can be attractive targets for scams or large-scale attacks, but they often employ robust security measures to detect and mitigate threats.

Gridinsoft API Get free access to monitor suspicious domains through our API.

Warning Summary

This section provides a detailed breakdown of security warnings from multiple trusted sources.

We gather verdicts from a range of security providers to assess the safety of the site. If any of these sources flag the site as potentially harmful, it will be marked with a warning. Each entry includes the source and their findings, allowing you to see the different assessments. This transparency ensures you have all the information needed to evaluate the site's risk.

If no warnings are issued, the site is considered safe based on the analysis from all checked sources. For more details, please review the individual findings below.

Trustpilot
Warned
BitDefender
Clean
CRDF
Clean
Google Safebrowsing
Clean
Phishing Database
Clean
Netcraft
Clean
Criminal IP
Clean
OpenPhish
Clean
ESET
Clean
CyRadar
Clean
Sophos
Clean

Duolingo.com blocked? Check the safety report created on December 1, 2025

Are You the Owner?

If you own Duolingo.com, we'd love to hear from you. If you'd like to challenge the trust score assigned, we're happy to take a closer look. You can write to us legal(at)gridinsoft.com. However, please be prepared to provide proof of your business's legitimacy. Introduce yourself with your real name. Please note, we never charge website owners for reviews or reconsideration requests. For more information, please review our Disclaimer.

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Your score for duolingo.com
80
points /100
The score is based on a 1-100 scale, with 100 being the most reputable.
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