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.

1,373,184 IP addresses
ASN3371
NameMCI-ASN
OrganizationMCI
CountryUnited States  
RegistryARIN
IPv4 addresses1,373,184
IPv6 /64 networks0
Prefixes20
Other ASN allocated to MCI
ASN Name IP addresses
3372 MCI-ASN 430,592
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 AS3371
Network Location Addresses
142.77.10.0/23 MCI Communications Services, Inc. d/b/a Verizon Business   Washington D.C. 512
142.77.72.0/22 MCI Communications Services, Inc. d/b/a Verizon Business   Washington D.C. 1,024
142.77.76.0/22 MCI Communications Services, Inc. d/b/a Verizon Business   Washington D.C. 1,024
142.77.8.0/23 MCI Communications Services, Inc. d/b/a Verizon Business   Washington D.C. 512
142.77.80.0/21 MCI Communications Services, Inc. d/b/a Verizon Business   Ashburn 2,048
142.77.88.0/21 MCI Communications Services, Inc. d/b/a Verizon Business   Ashburn 2,048
153.39.128.0/17 MCI Communications Services, Inc. d/b/a Verizon Business   Washington D.C. 32,768
153.39.96.0/19 MCI Communications Services, Inc. d/b/a Verizon Business   Washington D.C. 8,192
159.98.0.0/16 MCI Communications Services, Inc. d/b/a Verizon Business   Washington D.C. 65,536
166.32.0.0/12 Mci   Ashburn 1,048,576
166.32.192.0/20 Mci   Ashburn 4,096
166.44.248.0/22 Mci   Washington D.C. 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   Ashburn 65,536
199.170.112.0/24 Verizon Communications   Tulsa (Yorktown) 256
199.202.116.0/24 MCI Communications Services, Inc. d/b/a Verizon Business   Washington D.C. 256
205.150.160.0/24 MCI Communications Services, Inc. d/b/a Verizon Business   Washington D.C. 256
205.150.162.0/24 MCI Communications Services, Inc. d/b/a Verizon Business   Washington D.C. 256
209.154.224.0/19 MCI Communications Services, Inc. d/b/a Verizon Business   Washington D.C. 8,192