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Dictionary.com

Dictionary.com is a leading online dictionary and reference platform providing definitions, synonyms, word origins, and language resources.

High ProfilePublishing and Digital MediaReferenceEst. 1995

Overview

Dictionary.com is one of the most authoritative and widely-used online dictionary platforms in the English-speaking world. Founded in 1995, it has established itself as a go-to resource for word definitions, etymologies, synonyms, antonyms, and language learning tools. The website serves millions of users daily, offering comprehensive lexical data, example sentences, pronunciation guides, and word games. As part of the Rock Holdings portfolio, which also includes Thesaurus.com and Reference.com, Dictionary.com leverages extensive editorial expertise and technological infrastructure to maintain accuracy and relevance. Its content is regularly updated to reflect contemporary language usage, including new words, slang, and technical terms. The platform's clean interface, mobile optimization, and integration with educational resources make it valuable for students, writers, professionals, and casual learners. With a global traffic rank around #3000, Dictionary.com demonstrates significant reach and trust within the digital reference space, competing with established players like Merriam-Webster and Oxford Dictionaries while maintaining a distinct user-friendly approach.

Company Profile

Dictionary.com operates as a premier online dictionary and language reference service under Rock Holdings, focusing on lexical accuracy, educational content, and user engagement through word games and tools.

Online dictionaryThesaurus integrationWord of the DayLanguage learning quizzesMobile applications
Market PositionLeading online dictionary platform with strong brand recognition and high traffic in the reference category
RevenueGenerated through advertising, premium subscriptions, and partnerships
EmployeesEstimated 50-200 employees as part of Rock Holdings' digital media division

Typical Use Cases

  • ▸Looking up word definitions and pronunciations
  • ▸Finding synonyms and antonyms for writing
  • ▸Learning word origins and etymology
  • ▸Playing word games for entertainment
  • ▸Educational research and homework assistance

Infrastructure

RolePrimary web service for dictionary and reference content delivery
IP OwnerCloudflare
Global ScaleHigh - uses Cloudflare CDN and AWS DNS for worldwide content delivery and reliability
DNS Records
A Records
104.18.42.126
172.64.145.130
NS Records
ns-1219.awsdns-24.org
ns-565.awsdns-06.net
ns-470.awsdns-58.com
MX Records
5 mxb.global.inbound.cf-emailsecurity.net
1 mxa.global.inbound.cf-emailsecurity.net

Related Domains

Official Website
thesaurus.com
Same Owner
thesaurus.comreference.com
Similar Services
merriam-webster.comoxforddictionaries.comcambridge.org

Dictionary.com is part of a network of reference sites under Rock Holdings, with Thesaurus.com being its closest sibling service for synonym searches.

Identity

OwnerRock Holdings
Typeprivate_company
Founded1995
HQOakland, California, United States

Notability

75
High Profile

Dictionary.com has a global traffic rank of approximately #3000, indicating millions of monthly visitors and established internet presence since 1995. The domain age of 30 years, use of Cloudflare CDN for reliable global delivery, and association with reputable reference content contribute to high notability. It is widely recognized as a trusted source for word definitions, competing with major dictionary publishers, and maintains consistent user engagement through regular updates and mobile accessibility.

Known since1995
Global rank#3000

Risk & Trust

Risk: lowTrust: high

The domain has been registered since 1995 with consistent ownership under Rock Holdings, using reputable infrastructure like Cloudflare CDN and AWS DNS. No malicious signals are present in the provided DNS records, and the global traffic rank of #3000 reflects legitimate high-volume usage. The long domain age, stable registrar history, and association with educational reference content establish strong trustworthiness without indications of spam or security threats.

WHOIS

RegisteredMay 14, 1995
Age30 years
Registrar101domain GRS Limited
ExpiresMay 15, 2027

AI Confidence

85%
ai_knowledgewhoisdns

Analysis based on available DNS/WHOIS data and general knowledge; direct website access was not performed for this report.

This report is generated from AI inference and WHOIS/DNS data. Page content was not directly accessed. Information may be incomplete or outdated.