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AS worldwide report -> United States -> as174

Summary for as174

The Autonomous System (AS) number 174 is assigned to Cogent Communications. AS174 is assigned on 1996-05-16 by the Regional Internet Registry arin. The country of registration is United States. At least 177,601 domains are hosted on AS174. Examples of domains are triskelion.si and itars.eu. At least 12,543 name servers are hosted on AS174. Examples of name servers are ns5.gratisdns.dk and ns.conficker-sinkhole.net. There are 2775 IPv4 prefixes announced by AS174. Examples of prefixes are 5.83.240.0/20 and 5.157.72.0/21. There are 691 IPv6 prefixes announced by AS174. Examples of prefixes are 2001:550::/32 and 2001:550:1:a::/64. Warning AS174 announces bogon prefixes!

General information

AS number174
AliasAS174, ASN174
OrganizationCogent Communications
CountryUnited States (US) flag
Regional Internet Registry (RIR)arin
Allocation or assignment date1996-05-16
Number of IPs originated (v4)27,786,240
ASRank (based on number of IPs)14
Number of IPv4 prefixes2,775
Number of IPv6 prefixes691
AS has bogon prefixesYes
Number of IPv4 peers46
Number of IPv6 peers36

Hosting information

Number of domains hosted177,601
Number of adult domains hosted1,565
Number of name servers hosted12,543
Number of SPAM hosts hosted497
Number of open proxies hosted44
Number of mail servers hosted103,821

Prefixes IPv4

PrefixCountryDescription
5.83.240.0/20IE flagEURONA-BRISKNETT
5.157.72.0/21SI flagSI-ITARS-20120725
5.158.83.0/24ES flagAzireVPN
23.63.108.0/22US flagAkamai Technologies, Inc.
23.154.0.0/23CA flagtransat telecom
23.226.0.0/20US flagInternet Management, LLC
23.237.0.0/23US flagFDCservers.net
23.237.0.0/16US flagFDCservers.net
23.237.2.0/23US flagFDCservers.net
23.237.4.0/23US flagFDCservers.net
23.237.6.0/23US flagFDCservers.net
23.237.8.0/23US flagFDCservers.net
23.237.10.0/23US flagFDCservers.net
23.237.12.0/23US flagFDCservers.net
23.237.14.0/23US flagFDCservers.net
See all items

Prefixes IPv6

PrefixCountryDescription
2001:550::/32US flagCogent Communications
2001:550:1:a::/64US flagCogent Communications
2001:550:1:c::/64US flagCogent Communications
2001:550:1:100::/56US flagCogent Communications
2001:550:1:300::/64US flagCogent Communications
2001:550:1:301::/64US flagCogent Communications
2001:550:1:304::/64US flagCogent Communications
2001:550:100:2::/64US flagCogent Communications
2001:550:100:3::/64US flagCogent Communications
2001:550:100:5::/64US flagCogent Communications
2001:550:100:8::/64US flagCogent Communications
2001:550:100:9::/64US flagCogent Communications
2001:550:101::/48US flagCogent Communications
2001:550:104::/48US flagCogent Communications
2001:550:106::/48US flagCogent Communications
See all items

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Whois information

ASNumber: 174
ASName: COGENT-174
ASHandle: AS174
RegDate: 1996-05-16
Updated: 2012-03-02
Ref: https://whois.arin.net/rest/asn/AS174


OrgName: Cogent Communications
OrgId: COGC
Address: 2450 N Street NW
City: Washington
StateProv: DC
PostalCode: 20037
Country: US
RegDate: 2000-05-30
Updated: 2016-08-15
Ref: https://whois.arin.net/rest/org/COGC

ReferralServer: rwhois://rwhois.cogentco.com:4321

OrgTechHandle: IPALL-ARIN
OrgTechName: IP Allocation
OrgTechPhone: +1-877-875-4311
OrgTechEmail: removed email address
OrgTechRef: https://whois.arin.net/rest/poc/IPALL-ARIN

OrgAbuseHandle: COGEN-ARIN
OrgAbuseName: Cogent Abuse
OrgAbusePhone: +1-877-875-4311
OrgAbuseEmail: removed email address
OrgAbuseRef: https://whois.arin.net/rest/poc/COGEN-ARIN

OrgNOCHandle: ZC108-ARIN
OrgNOCName: Cogent Communications
OrgNOCPhone: +1-877-875-4311
OrgNOCEmail: removed email address
OrgNOCRef: https://whois.arin.net/rest/poc/ZC108-ARIN

Country information (United States)

CountryUnited States
CapitalWashington
ContinentNA
Population310,232,863
Area9,629,091 km²
CurrencyUSD

Peers IPv4

Peer ASNCountryDescription
2914US flagNTT America, Inc.
16735BR flagALGAR TELECOM S/A
3356US flagLevel 3 Communications, Inc.
6762IT flagTELECOM ITALIA SPARKLE S.p.A.
1299EU flagTelia Company AB
19151US flagWV FIBER
3257DE flagTinet Spa
50300GB flagCustodianDC Limited
34288CH flagKantonsschule Zug
22652CA flagFibrenoire Inc.
1916BR flagAssociação Rede Nacional de Ensino e Pesquisa
20764RU flagCJSC RASCOM
12956ES flagTelefonica International Wholesale Services, SL
50304NO flagBlix Solutions AS
28917RU flagLLC "TRC FIORD"
See all items

Peers IPv6

Peer ASNCountryDescription
2914US flagNTT America, Inc.
3356US flagLevel 3 Communications, Inc.
1299EU flagTelia Company AB
3257DE flagTinet Spa
6762IT flagTELECOM ITALIA SPARKLE S.p.A.
16735BR flagALGAR TELECOM S/A
19151US flagWV FIBER
50304NO flagBlix Solutions AS
6453US flagTATA COMMUNICATIONS (AMERICA) INC
24482SG flagSG.GS
286NL flagKPN B.V.
1916BR flagAssociação Rede Nacional de Ensino e Pesquisa
34288CH flagKantonsschule Zug
50300GB flagCustodianDC Limited
7018US flagAT&T Services, Inc.
See all items

Update information

The information on this page is collected from many different sources on the internet. Below is the last update date given from each source.

General information2017-04-23
Prefixes and Peers2017-04-23
Whois information2016-12-03

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