Research any topic before you write.

Find related topics. | Discover entities. | See connections. | Build a topical map.

PSINet

PSINet, formerly Performance Systems International, was an American internet service provider based in Ashburn, Virginia. As one of the first commercial Internet service providers (ISPs), it was involved in the commercialization of the Internet until the company's bankruptcy in 2001 during the dot-com bubble and subsequent acquisition by Cogent…

History, Companies & Regions

Use the mouse wheel or two fingers (on touchscreens) to zoom in and out of the map.

Research this topic

Explore the main themes, entities and connections around PSINet. Start with the topic map, then use the sections below for research and deeper semantic analysis.

Explore this topic

Start with a few of the strongest sections from the source topic. These are research directions, not a list of keywords you must use.

Key facts & relationships

High-confidence facts extracted from structured source data. Use them as anchors for further research.

Founded
1989; 37 years ago (1989), in Ashburn, Virginia, United States
Industry
Telecommunication
Headquarters
Ashburn, Virginia, United States
Defunct
April 2002; 24 years ago (2002-04)
Fate
Acquired by Cogent Communications
Founder
William Schrader Martin Schoffstall

Topics to explore

Browse the full topic structure. Each item opens a new analysis centered on that subject.

Overview

History

Advanced semantic analysis

Deeper signals for content research, entity SEO and topical coverage. The plain-language headings explain what each technical view is useful for.

Map overview Semantic statistics

PSINet

Nodes47
Edges46
Triples98
Avg. degree1.96
Density0.042553
Components1

How this topic connects Entity context

See the strongest relationship patterns around the current topic before diving into the raw triples.

PSINet

Top relations

related to Growth · 28
PSINet → AlterNet, As, By, CEO Schrader, CERFnet, CIX, Co-founder Schoffstall, Commercial Internet, Congressional, December, Europe, For, General Atomics, Hitler Youth, In, Interactive Week, Internet, Internet Service Providers, ISP, January
related to Collapse · 21
PSINet → An, Another, Canada, Despite, GMO, However, Inter, Internet, It, Its, Japan, Many, March, MCI, Metamor, Saugus, ShellTown, Some, Switzerland, The
related to External links · 15
PSINet → Archived, Company Operations, Industry Standard, Kate, Luck, March, May, Miller, November, PDF, PSINet Founder Runs Out, Retrieved May, TCP/IP Internetworking Tutorial, The, Vol
related to Founding · 14
PSINet → In, Internet, It, Mark Fedor, Martin, New York State, NYSERNet, Performance Systems International, Richard Mandelbaum's, Schoffstall, Schrader, Schrader's, This, William
related to Initial public offering · 7
PSINet → Amerindo, Matrix Partners, NASDAQ, On May, PSIX, Sigma Partners, US
Defunct · 1
PSINet → April 2002; 24 years ago (2002-04)
Fate · 1
PSINet → Acquired by Cogent Communications
Founded · 1
PSINet → 1989; 37 years ago (1989), in Ashburn, Virginia, United States
Founder · 1
PSINet → William Schrader Martin Schoffstall
Headquarters · 1
PSINet → Ashburn, Virginia, United States

Important terminology Word statistics

Use these terms to understand the vocabulary surrounding the topic, not as a checklist for keyword stuffing.

Important terminology

internet company commercial 2000 company's 2001 services acquired public network acquisition including service one schrader schoffstall communications 1989 nsf stock

Entity relationships Subject–Predicate–Object triples

SubjectPredicateObjectConfidenceSrc
PSINetDefunctApril 2002; 24 years ago (2002-04)1.00infobox
PSINetFateAcquired by Cogent Communications1.00infobox
PSINetFounded1989; 37 years ago (1989), in Ashburn, Virginia, United States1.00infobox
PSINetFounderWilliam Schrader Martin Schoffstall1.00infobox
PSINetHeadquartersAshburn, Virginia, United States1.00infobox
PSINetIndustryTelecommunication1.00infobox
PSINetTraded asNasdaq: PSIX1.00infobox
PSINetTypePublic1.00infobox
PSINetWebsitePSINet.com (archive)1.00infobox
the Department of Energyinstance ofvarious U.S. federal agency networks0.80text
NASAinstance ofvarious U.S. federal agency networks0.80text
and with grants to various regional networks including NYSERNetinstance ofvarious U.S. federal agency networks0.80text

Related concept clusters Concept neighborhoods

These clusters group vocabulary that occurs around closely connected concepts in the source material.

    Connections between topic areas Semantic bridges

    Bridges can reveal useful research angles that are easy to miss in a flat list of related terms.

    Min side: 3
    For writers, content strategists, SEOs, marketers and creators — from quick topic research to advanced semantic analysis.