hostinfo

duolingo.com

Overview

IP	184.72.124.184
Hosted Country	United States
Provider	—
Registration Date	2010-01-26 (16 years 8 months ago)
Expiration Date	0000-00-00
Registrar	AMAZON REGISTRAR, INC.
Safe Browsing	No risk issues
PageSpeed Score	Check PageSpeed →

Last analysis: 2018-01-20 19:10:29 (8 years 8 months ago)

Homepage archive

No homepage snapshot yet — run Update analysis.

Traffic

Global rank	#893
Est. monthly visits	55,477,020
Daily Unique Visitors	1,849,234
Daily Pageviews	14,793,872

Global rank from public popularity lists; visits are a model estimate, not measured panel traffic.

Search Engine Backlinks

Referring domains	601,000
Link authority	—
Graph rank	—

Referring-domain totals come from the public Common Crawl graph (full page/anchor index like Ahrefs is paid-only). Linking pages and anchor texts below are a live web sample.

Security

SSL Certificate	Refresh to collect SSL data
Security Headers	—
Email Authentication	—

DNS

A	184.72.124.184
NS	ns-1904.awsdns-46.co.uk
NS	ns-1020.awsdns-63.net
NS	ns-247.awsdns-30.com
NS	ns-1117.awsdns-11.org
SOA	ns-1020.awsdns-63.net awsdns-hostmaster.amazon.com 1 7200 900 1209600 86400
MX	20 alt1.aspmx.l.google.com
MX	10 aspmx.l.google.com
MX	30 aspmx3.googlemail.com
MX	20 alt2.aspmx.l.google.com
MX	30 aspmx2.googlemail.com
MX	30 aspmx4.googlemail.com
MX	30 aspmx5.googlemail.com
TXT	v=spf1 include:amazonses.com include:_spf.google.com include:mail.zendesk.com include:aspmx.pardot.com include:servers.mcsv.net ~all
TXT	google-site-verification=-gYRazZEIOhvxOdU1PoQKHnNKCzh4tLjXJasFnr0eHQ
TXT	pardot_208162_*=610bfb45f202232a79db94c298b30d14332a62a6894e695b025fa7949d7b03fa
TXT	pardot_208162_*=c15d5cb1b9f31e26058e1f30bda9e5d65c57cfeea37b34af8e1dd88474460e90

HTTP Header Analysis

Http-Version	1.1
Status-Code	200
Status	200 OK
Cache-control	no-cache="set-cookie"
Content-Encoding	gzip
Content-Type	text/html; charset=UTF-8
Date	Sat, 20 Jan 2018 19:10:24 GMT
Expires	-1
Pragma	no-cache
Server	nginx/1.4.6 (Ubuntu)
X-Frame-Options	SAMEORIGIN
X-IPCountry	RU
X-RUNTIME	0.17699
X-TID	037c58c35a6393970122
X-WS	10.0.3.124
Content-Length	12979
Connection	keep-alive

WHOIS

Registrar	AMAZON REGISTRAR, INC.
Registration Date	2010-01-26 (16 years 8 months ago)
Updated	2017-07-28
Expiration Date	0000-00-00
Status	—
Name servers	ns-1020.awsdns-63.net, ns-1117.awsdns-11.org, ns-1904.awsdns-46.co.uk, ns-247.awsdns-30.com

Domain Name: DUOLINGO.COM
Registry Domain ID: 1583217344_DOMAIN_COM-VRSN
Registrar WHOIS Server: whois.registrar.amazon.com
Registrar URL: http://registrar.amazon.com
Updated Date: 2017-07-28T19:37:57Z
Creation Date: 2010-01-26T21:42:38Z
Registry Expiry Date: 2020-01-26T21:42:38Z
Registrar: Amazon Registrar, Inc.
Registrar IANA ID: 468
Registrar Abuse Contact Email: [email protected]
Registrar Abuse Contact Phone: +1.2062661000
Domain Status: clientTransferProhibited https://icann.org/epp#clientTransferProhibited
Name Server: NS-1020.AWSDNS-63.NET
Name Server: NS-1117.AWSDNS-11.ORG
Name Server: NS-1904.AWSDNS-46.CO.UK
Name Server: NS-247.AWSDNS-30.COM
DNSSEC: unsigned
URL of the ICANN Whois Inaccuracy Complaint Form: https://www.icann.org/wicf/
>>> Last update of whois database: 2018-01-20T19:10:11Z

Technology & delivery

Server	—
CMS	—
CDN	—
TTFB	—
Web Archive	web.archive.org/web/*/duolingo.com
Robots / Sitemap	—

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