AS3372

MCI

AS 3372 MCI-ASN

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.

430,592 IP addresses
ASN3372
NameMCI-ASN
OrganizationMCI
CountryUnited States  
RegistryARIN
IPv4 addresses430,592
IPv6 /64 networks0
Prefixes99
Other ASN allocated to MCI
ASN Name IP addresses
3371 MCI-ASN 1,373,184
3369 MCI-ASN 82,944
3377 MCI-ASN 78,848
3378 MCI-ASN 71,424
3375 MCI-ASN 52,480
3376 MCI-ASN 13,312
3373 MCI-ASN 12,288
3374 MCI-ASN 4,096
IPv4 Prefixes for AS3372 - showing the first 20 of 99 networks
Network Location Addresses
162.47.158.0/23 MCI Communications Services, Inc. d/b/a Verizon Business   Ashburn 512
162.47.165.0/24 MCI Communications Services, Inc. d/b/a Verizon Business   Ashburn 256
165.122.0.0/16 Mci   Tulsa (Yorktown) 65,536
165.122.0.0/19 Mci   Tulsa (Yorktown) 8,192
165.122.152.0/21 Mci   Tulsa (Yorktown) 2,048
165.122.160.0/19 Mci   Tulsa (Yorktown) 8,192
165.122.223.0/24 Mci   Chicago 256
166.32.0.0/20 Mci   Ashburn 4,096
166.32.128.0/19 Mci   Ashburn 8,192
166.32.16.0/20 Mci   Ashburn 4,096
166.32.160.0/20 Mci   Ashburn 4,096
166.32.240.0/20 Mci   Ashburn 4,096
166.32.48.0/20 Mci   Ashburn 4,096
166.32.56.0/24 Mci   Ashburn 256
166.33.0.0/19 Mci   Ashburn 8,192
166.33.11.0/24 Mci   Ashburn 256
166.33.160.0/20 Mci   Ashburn 4,096
166.33.176.0/20 Mci   Ashburn 4,096
166.33.192.0/20 Mci   Ashburn 4,096
166.33.32.0/20 Mci   Ashburn 4,096