The Autonomous System (AS) number 19956 is assigned to AT&T Corp.. AS19956 is assigned on 2001-03-08 by the Regional Internet Registry arin. The country of registration is United States. At least 47 domains are hosted on AS19956. Examples of domains are roanestate.edu and pstcc.edu. At least 26 name servers are hosted on AS19956. Examples of name servers are ns2.pstcc.edu and ns1.pstcc.edu. There are 18 IPv4 prefixes announced by AS19956. Examples of prefixes are 188.8.131.52/24 and 184.108.40.206/24. There are no IPv6 prefixes announced by AS19956.
|AS number||19956 (AS19956 / ASN19956)|
|Country||United States (US)|
|Allocation date||2001-03-08 by ARIN|
|Number of IPv4 addresses||144,640|
|ASRank (based on number of IPs)||1,434|
|Number of IP prefixes||18 (IPv4) 0 (IPv6)|
|AS has bogon prefixes||No|
|Number of peers||2 (IPv4) 0 (IPv6)|
|Number of domains hosted||47|
|Number of adult domains hosted||1|
|Number of name servers hosted||26|
|Number of SPAM hosts hosted||0|
|Number of open proxies hosted||0|
|Number of mail servers hosted||25|
|Number of IDN domains hosted||0|
|Number of domains in Alexa top million||2|
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 2019-11-17.
The underlying DNS data is updated every 3 weeks, the Whois data is cached for about one month.