Autonomous System

AS3372 Verizon Business

ISPActiveUnited StatesARIN

AS3372 (MCI-ASN) is an ISP network operated by Verizon Business in United States, registered with ARIN. It has 105 IPv4 prefixes with 476,672 addresses and 1 IPv6 prefix, which makes it the 709th largest of 82,175 active autonomous systems by IPv4 space.

IPv4 addresses476,672in 105 prefixes
IPv6 prefixes1≈ 7.9 × 10²⁸ addresses
Size rank#709of 82,175 active ASNs
Abuser scoreVery Lowunder 0.01% of its addresses flagged · method

Details

OrganizationVerizon Business
AS nameMCI-ASN
Websiteverizon.com
Country United States (US)
Network typeISP
RegistryARIN
Abuse contactabuse@verizon.com
Registered1994-01-06
Last updated2024-07-02

IPv4 prefixes

105 prefixes · 476,672 addresses
NetworkAddressesFirst – last address
165.122.0.0/1665,536165.122.0.0 – 165.122.255.255
166.34.128.0/1732,768166.34.128.0 – 166.34.255.255
166.35.128.0/1732,768166.35.128.0 – 166.35.255.255
108.11.64.0/1816,384108.11.64.0 – 108.11.127.255
166.37.0.0/1816,384166.37.0.0 – 166.37.63.255
151.205.32.0/198,192151.205.32.0 – 151.205.63.255
166.32.128.0/198,192166.32.128.0 – 166.32.159.255
166.33.0.0/198,192166.33.0.0 – 166.33.31.255
166.33.64.0/198,192166.33.64.0 – 166.33.95.255
166.33.96.0/198,192166.33.96.0 – 166.33.127.255
166.37.96.0/198,192166.37.96.0 – 166.37.127.255
166.38.192.0/198,192166.38.192.0 – 166.38.223.255
166.41.32.0/198,192166.41.32.0 – 166.41.63.255
166.56.32.0/198,192166.56.32.0 – 166.56.63.255
166.56.64.0/198,192166.56.64.0 – 166.56.95.255
166.56.96.0/198,192166.56.96.0 – 166.56.127.255
63.39.160.0/204,09663.39.160.0 – 63.39.175.255
63.39.176.0/204,09663.39.176.0 – 63.39.191.255
63.39.192.0/204,09663.39.192.0 – 63.39.207.255
63.39.240.0/204,09663.39.240.0 – 63.39.255.255
69.96.16.0/204,09669.96.16.0 – 69.96.31.255
69.96.32.0/204,09669.96.32.0 – 69.96.47.255
69.96.48.0/204,09669.96.48.0 – 69.96.63.255
166.32.0.0/204,096166.32.0.0 – 166.32.15.255
166.32.16.0/204,096166.32.16.0 – 166.32.31.255
The 25 largest of 105. The API and the database have all of them.

IPv6 prefixes

1 prefix
  • 2600:40f3::/32

Query AS3372 with the API

The ASN lookup returns everything on this page as JSON, including every prefix. ASN lookups need an API key: a free account comes with 1,000 requests a day. 

curl "https://api.ipapi.is/?q=AS3372&key=YOUR_API_KEY"

Any address in its prefixes resolves to AS3372, with or without a key:

curl "https://api.ipapi.is/?q=165.122.0.1"

Other networks of Verizon Business

6 of 22
AS701 Verizon Business43,604,992 IPv4 addressesAS22394 Verizon Business31,018,752 IPv4 addressesAS6167 Verizon Business18,045,952 IPv4 addressesAS2828 Verizon Business6,650,112 IPv4 addressesAS702 Verizon Business5,868,544 IPv4 addressesAS3371 Verizon Business1,640,448 IPv4 addresses

Largest networks in United States

AS749 United States Department of Defense (DoD)227,398,912 IPv4 addressesAS16509 Amazon.com, Inc.217,891,584 IPv4 addressesAS7018 AT&T Enterprises, LLC117,261,568 IPv4 addressesAS8075 Microsoft Corporation81,459,968 IPv4 addressesAS721 United States Department of Defense (DoD)72,922,368 IPv4 addressesAS7922 Comcast Cable Communications, LLC68,336,896 IPv4 addresses