duolingo.com

United States Valid HTTPS 16.3 years Updated
AddressPrime · duolingo.com
Report ID: #5098CBCF Verified
100
Very Safe
Verdict at a glance
IP Address54.167.143.88
Server LocationUnited States
RegistrarAmazon Registrar, Inc.
Domain Age16.3 years

Duolingo.com Trust Review

duolingo.com belongs to Duolingo, the language-learning platform known for its app-based lessons and practice features. The site appears long-established, uses HTTPS, and has a 2010 registration history, which supports a generally legitimate and recognizable online presence.

IP Address · Server Location

54.167.143.88
United States · Ashburn

SSL Certificate

Valid HTTPS
Amazon RSA 2048 M01
Valid Until: 2026-12-24

Registrar

Amazon Registrar, Inc.
Registered On: 2010-01-26
16.3 years

Very Safe

100/100
Verdict at a glance

Public-record summary

From the public records linked to duolingo.com we extracted four anchors: country United States, registrar Amazon Registrar, Inc., age 16.3 yrs, encryption status OK. Everything else builds on those.

In-transit protection

For data moving between the user and duolingo.com, the encryption check returned: OK. This is the single most important infrastructural safety check we run.

How long has duolingo.com existed?

According to RDAP records, duolingo.com was registered around 16.3 years ago through Amazon Registrar, Inc.. This is a useful signal but should be combined with content review.

Infrastructure provider

Our GeoIP lookup places duolingo.com on the Unknown network, geographically in United States. ISP-level reputation matters: established networks tend to act on abuse reports faster.

How we read this profile

For duolingo.com, the combined picture (16.3 yrs, SSL OK, United States hosting, Amazon Registrar, Inc. registration) lands in the "very_safe" band. That is a starting point, not a final verdict.

Final take

Combining all signals, we rate duolingo.com at 100/100 (very_safe). Always perform your own due diligence before sharing personal data or money.

What looks good

  • Resolves over public recursive DNS (Google, Cloudflare, Quad9)
  • Uses modern HTTPS endpoints
  • Hosting on an established ISP network
  • Consistent A and AAAA records

What to watch

  • No public security.txt found
  • Reputation data is limited to public sources
  • Uses generic shared hosting (cannot identify operator from IP)

Frequently Asked Questions

Is the score enough to decide?
A high score is necessary but not sufficient. Always pair the report with a content-level sanity check before transacting.
What ISP serves duolingo.com?
The current network announcement comes from Unknown, with the IP geo-located in United States.
Where do I file a complaint about duolingo.com?
You can file a takedown notice with the registrar (Amazon Registrar, Inc.) or the hosting ISP (Unknown). Each maintains a public abuse channel.
Does duolingo.com have IPv6?
Our DNS lookup returns AAAA-record presence as part of the report. If absent, duolingo.com is currently IPv4-only.
When was duolingo.com's certificate last checked?
SSL data on duolingo.com is recomputed on every refresh. The summary box at the top shows the timestamp of the latest probe.

This report is generated automatically from public technical signals. It is not legal or financial advice.

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