AS12187

Metropolitan Transportation Authority

AS 12187 MTAHQ1

Autonomous Systems are networks typically governed by large ISPs that participate in global Internet routing. Each network is assigned a unique identification number known as the AS number or ASN by the Internet Assigned Numbers Authority.

23,296 IP addresses
ASN12187
NameMTAHQ1
OrganizationMetropolitan Transportation Authority
CountryUnited States  
RegistryARIN
IPv4 addresses23,296
IPv6 /64 networks0
Prefixes14
IPv4 Prefixes for AS12187
Network Location Addresses
170.28.128.0/21 Metropolitan Transportation Authority   New York 2,048
170.28.128.0/24 Metropolitan Transportation Authority   New York 256
170.28.136.0/21 Metropolitan Transportation Authority   New York 2,048
170.28.136.0/24 Metropolitan Transportation Authority   New York 256
170.28.137.0/24 Metropolitan Transportation Authority   New York 256
170.28.139.0/24 Metropolitan Transportation Authority   New York 256
170.28.140.0/24 Metropolitan Transportation Authority   New York 256
170.28.142.0/24 Metropolitan Transportation Authority   New York 256
170.28.16.0/23 Metropolitan Transportation Authority   Newark 512
170.28.16.0/24 Metropolitan Transportation Authority   Newark 256
170.28.17.0/24 Metropolitan Transportation Authority   New York 256
170.28.32.0/19 Metropolitan Transportation Authority   New York 8,192
170.28.64.0/19 Metropolitan Transportation Authority   New York 8,192
170.28.64.0/24 Metropolitan Transportation Authority   New York 256