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 1,188,857 domains are hosted on AS174. Examples of domains are openstreetmap.org and fedoraproject.org. At least 11,859 name servers are hosted on AS174. Examples of name servers are ns.conficker-sinkhole.net and ns.conficker-sinkhole.org. There are 3241 IPv4 prefixes announced by AS174. Examples of prefixes are 126.96.36.199/22 and 188.8.131.52/21. There are 669 IPv6 prefixes announced by AS174. Examples of prefixes are 2001:550::/32 and 2001:550:103::/48.
|AS number||174 (AS174 / ASN174)|
|Country||United States (US)|
|Allocation date||1996-05-16 by ARIN|
|Number of IPv4 addresses||27,330,304|
|ASRank (based on number of IPs)||17|
|Number of IP prefixes||3,241 (IPv4) 669 (IPv6)|
|Number of peers||270 (IPv4) 137 (IPv6)|
|Number of domains hosted||1,188,857|
|Number of adult domains hosted||1,295|
|Number of name servers hosted||11,859|
|Number of SPAM hosts hosted||212|
|Number of open proxies hosted||11|
|Number of mail servers hosted||83,783|
|Number of IDN domains hosted||157|
|Number of domains in Alexa top million||536|
Number of prefixes and peers for the last 360 days.
Number of domains, mail and name server hosted in the past on this AS.
Hosting history of domains break down by Top Level Domain (TLD) category.
AS Ranking history based on number of IPv4 addresses.
The AS/BGP Report is calculated for every allocated AS number. The report is updated on a weekly basis, last updated on 2021-12-05.
The underlying DNS data is updated every 3 weeks, the Whois data is cached for about one month.