AS3371

MCI

AS 3371 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.

1,538,048 IP addresses
ASN3371
NameMCI-ASN
OrganizationMCI
CountryUnited States  
RegistryARIN
IPv4 addresses1,538,048
IPv6 /64 networks0
Prefixes25
Other ASN allocated to MCI
ASN Name IP addresses
3372 MCI-ASN 466,688
3369 MCI-ASN 82,944
3377 MCI-ASN 78,848
3378 MCI-ASN 70,400
3375 MCI-ASN 52,480
3376 MCI-ASN 21,504
3373 MCI-ASN 12,288
3374 MCI-ASN 6,144
IPv4 Prefixes for AS3371 - showing the first 20 of 25 networks
Network Location Addresses
100.5.64.0/18 Mci   New York 16,384
142.77.10.0/23 MCI Communications Services, Inc. d/b/a Verizon Business   New York 512
142.77.72.0/22 MCI Communications Services, Inc. d/b/a Verizon Business   New York 1,024
142.77.76.0/22 MCI Communications Services, Inc. d/b/a Verizon Business   New York 1,024
142.77.8.0/23 MCI Communications Services, Inc. d/b/a Verizon Business   New York 512
142.77.80.0/21 MCI Communications Services, Inc. d/b/a Verizon Business   New York 2,048
142.77.88.0/21 MCI Communications Services, Inc. d/b/a Verizon Business   New York 2,048
153.39.128.0/17 MCI Communications Services, Inc. d/b/a Verizon Business   New York 32,768
153.39.96.0/19 MCI Communications Services, Inc. d/b/a Verizon Business   New York 8,192
159.98.0.0/16 MCI Communications Services, Inc. d/b/a Verizon Business   Washington D.C. 65,536
162.47.152.0/22 MCI Communications Services, Inc. d/b/a Verizon Business   Washington D.C. 1,024
166.32.0.0/12 Mci   Ashburn 1,048,576
166.32.192.0/20 Mci   Ashburn 4,096
166.43.0.0/16 Mci   Ashburn 65,536
166.44.248.0/22 Mci   Chicago 1,024
166.50.0.0/16 Mci   Ashburn 65,536
166.56.0.0/16 Mci   Ashburn 65,536
166.58.0.0/16 Mci   Kansas City 65,536
199.170.112.0/24 Verizon Business   Tulsa (Deco District) 256
199.202.116.0/24 Mci   New York 256