Autonomous System

AS13536 FirstLight Networks, LLC

ISPActiveUnited StatesARIN

AS13536 (TVC-AS1) is an ISP network operated by FirstLight Networks, LLC in United States, registered with ARIN. It has 111 IPv4 prefixes with 333,824 addresses and 11 IPv6 prefixes, which makes it the 874th largest of 82,283 active autonomous systems by IPv4 space.

IPv4 addresses333,824in 111 prefixes
IPv6 prefixes11≈ 2.4 × 10²⁹ addresses
Size rank#874of 82,283 active ASNs
Abuser scoreVery Low0.02% of its addresses flagged · method

Details

OrganizationFirstLight Networks, LLC
AS nameTVC-AS1
Websitefirstlight.net
Country United States (US)
Network typeISP
RegistryARIN
Abuse contactipabuse@firstlight.net
Registered1999-06-30
Last updated2026-04-22

IPv4 prefixes

111 prefixes · 333,824 addresses
NetworkAddressesFirst – last address
143.66.0.0/1665,536143.66.0.0 – 143.66.255.255
143.67.0.0/1665,536143.67.0.0 – 143.67.255.255
150.155.128.0/1732,768150.155.128.0 – 150.155.255.255
216.179.0.0/1732,768216.179.0.0 – 216.179.127.255
150.155.0.0/1816,384150.155.0.0 – 150.155.63.255
66.109.32.0/198,19266.109.32.0 – 66.109.63.255
66.211.128.0/198,19266.211.128.0 – 66.211.159.255
72.0.128.0/198,19272.0.128.0 – 72.0.159.255
150.155.64.0/198,192150.155.64.0 – 150.155.95.255
209.94.96.0/198,192209.94.96.0 – 209.94.127.255
216.59.64.0/198,192216.59.64.0 – 216.59.95.255
64.25.208.0/204,09664.25.208.0 – 64.25.223.255
66.152.96.0/204,09666.152.96.0 – 66.152.111.255
67.217.112.0/204,09667.217.112.0 – 67.217.127.255
68.70.48.0/204,09668.70.48.0 – 68.70.63.255
150.155.96.0/204,096150.155.96.0 – 150.155.111.255
173.243.160.0/204,096173.243.160.0 – 173.243.175.255
216.107.192.0/204,096216.107.192.0 – 216.107.207.255
216.107.208.0/204,096216.107.208.0 – 216.107.223.255
216.238.160.0/204,096216.238.160.0 – 216.238.175.255
150.155.112.0/212,048150.155.112.0 – 150.155.119.255
216.107.224.0/212,048216.107.224.0 – 216.107.231.255
216.107.232.0/212,048216.107.232.0 – 216.107.239.255
38.56.64.0/221,02438.56.64.0 – 38.56.67.255
150.155.120.0/221,024150.155.120.0 – 150.155.123.255
The 25 largest of 111. The API and the database have all of them.

IPv6 prefixes

11 prefixes
  • 2606:9800::/32
  • 2607:fc58::/32
  • 2607:fd48::/32
  • 2605:da80:1601::/48
  • 2605:da80:2301::/48
  • 2605:da80:3101::/48
  • 2607:fd48:105::/48
  • 2607:fd48:201::/48
  • 2607:fd48:203::/48
  • 2607:fd48:a01::/48
  • 2620:65:a000::/48

Query AS13536 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=AS13536&key=YOUR_API_KEY"

Any address in its prefixes resolves to AS13536, with or without a key:

curl "https://api.ipapi.is/?q=143.66.0.1"

Other networks of FirstLight Networks, LLC

AS21547 FirstLight Networks, LLC88,832 IPv4 addressesAS5738 FirstLight Networks, LLC65,536 IPv4 addressesAS27382 FirstLight Networks, LLC34,560 IPv4 addressesAS14477 FirstLight Networks, LLC14,848 IPv4 addressesAS15320 FirstLight Networks, LLC13,056 IPv4 addresses

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