traded as nasdaq ccoi industry telecommunications founded 1999 headquarters washington d.c. u.s. key people dave schaeffer founder president ceo revenue 380.0 million 2014 1 operating income 53.90 million 2014 1 net income 797 000 2014 1 total assets 761.7 million 2014 1 total equity 83.8 million 2014 1 number of employees 772 feb 2014 1 website www.cogentco.com primary asn 174 cogent communications is a multinational internet service provider based in the united states . cogent s primary services consist of internet access and data transport offered on fiber optic ip data only network along with colocation in data centers . 2 cogent s as 174 has one of the highest ranked connectivity degrees on the internet . 3 4 contents 1 acquisition history 2 peering 3 references 4 external links acquisition history edit cogent was founded in 1999 at the peak of the industry s growth . 5 in three years cogent acquired 13 other failing carriers purchasing 14 billion in capital for 60 million including 4 billion worth of property plant and equipment . 6 september 2001 acquires the assets of netrail 5 february 2002 acquires allied riser 7 8 april 2002 acquires building access agreements from onsite access april 2002 acquires major us assets of psinet 9 september 2002 acquires major assets of fibercity networks february 2003 acquires fiber network solutions 10 may 2003 acquires assets of applied theory january 2004 acquires lambdanet france & spain 11 march 2004 acquires fiber network and equipment in germany out of former carrier1 assets 12 september 2004 acquires global access 13 october 2004 acquires aleron broadband 14 december 2004 acquires ntt verio dedicated access business in u.s. 15 peering edit cogent has been controversial in the isp market for low bandwidth pricing and its public disputes over peering with aol 2003 16 france telecom 2006 17 level 3 communications 2005 18 teliasonera march 2008 19 and sprint nextel october 2008 . 20 on march 14 2008 after cogent stopped routing packets from european network provider telia as 1299 their two networks lost mutual connectivity . 19 the connection was reestablished march 28 2008 with interconnection points in both the united states and europe . 21 on june 6 2011 cogent automatically stopped peering with the department of energy sciences network esnet 22 causing a disruption for 3 days . cogent has yet to agree on peering with one of the biggest ipv6 connectivity providers hurricane electric . as of march 2016 direct connectivity between the two networks is impossible . 23 cogent and google have also stopped ipv6 peering in 2016 . 24 references edit a b c d e f cogent communications form 10 k annual report filing date feb 27 2015 . secdatabase.com . retrieved apr 23 2015 . cogent communications form 10 q quarterly report filing date nov 7 2012 pdf . secdatabase.com . retrieved mar 27 2013 . visualizing internet topology at a macroscopic scale april 2005 as ranking a b cogent communications form s 4 filing date oct 16 2001 pdf . secdatabase.com . retrieved mar 27 2013 . lightwave cogent communications banks on ethernet over ip cogent communications form 425 filing date aug 29 2001 pdf . secdatabase.com . retrieved mar 27 2013 . cogent communications form 8 k current report filing date feb 5 2002 . secdatabase.com . retrieved mar 27 2013 . cogent communications form 8 k current report filing date apr 4 2002 . secdatabase.com . retrieved mar 27 2013 . cogent communications form 8 k current report filing date mar 3 2003 pdf . secdatabase.com . retrieved mar 27 2013 . cogent communications form 8 k current report filing date jan 8 2004 . secdatabase.com . retrieved mar 27 2013 . cogent communications form 8 k current report filing date mar 31 2004 pdf . secdatabase.com . retrieved mar 27 2013 . cogent communications form 8 k current report filing date sep 17 2004 . secdatabase.com . retrieved mar 27 2013 . cogent communications form 8 k current report filing date oct 29 2004 pdf . secdatabase.com . retrieved mar 27 2013 . cogent communications form 8 k current report filing date dec 3 2004 . secdatabase.com . retrieved mar 27 2013 . noguchi yuki 2002 12 27 . peering dispute with aol slows cogent customer access . washington post . retrieved 2006 09 28 . kuri j rgen ; smith robert w. 2005 04 21 . france telecom severs all network links to competitor cogent . heise online . retrieved 2006 09 28 . cogent press release level3 dispute oct 7 2005 a b the telia cogent spat could ruin the web for many om malik 2008 03 14 sprint nextel severs its internet connection to cogent communications telia resolves internet dispute http thelocal.se peter vinthagen simpson 2008 03 30 important status regarding cogent connectivity energy sciences network press release steve cotter lawrence berkeley national lab e mail from hurricane electric explaining why the two networks are severed on the nanog north american network operators group mailing list adminhacks.org march 2016 external links edit official site cogent communications sec filings retrieved from https en.wikipedia.org w index.php title cogent communications & oldid 713066568 categories internet service providers of the united statescompanies based in washington d.c.transit free networkscompanies listed on nasdaq navigation menu personal tools not logged intalkcontributionscreate accountlog in namespaces article talk variants views read edit view history more search navigation main pagecontentsfeatured contentcurrent eventsrandom articledonate to wikipediawikipedia store interaction helpabout wikipediacommunity portalrecent changescontact page tools what links hererelated changesupload filespecial pagespermanent linkpage informationwikidata itemcite this page print export create a bookdownload as pdfprintable version languages deutschfran ais edit links this page was last modified on 1 april 2016 at 19 02 . text is available under the creative commons attribution sharealike license ; 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