$ query “AS13536” --type=asn → 1 result(s)

AS13536 · FLASN-13536

FirstLight Networks LLC

AS13536 belongs to FirstLight Networks LLC and is a major transit provider, established in the United States in 1999. The system announces a solid 334 336 IPv4 addresses, including a /15, and supports IPv6. Its primary geographic footprint is in the United States, with additional presence in Australia and Indonesia, and a smaller footprint in another country.

  • Top 5% — Top 5% of all autonomous systems by reach and degree
  • Pioneer — Registered before the year 2000

Basic Information

Country
🇺🇸 United States
Category
Hosting
Network Role
Major Transit
Data Origin
Authoritative — Metadata from authoritative RIR registry (ARIN, RIPE, APNIC, etc.)
Registered
June 30, 1999
Last Changed
April 24, 2026
Last Seen
May 15, 2026 (active)

Prefix Summary

IPv4 Prefixes (raw / aggregated)
116 / 86
IPv6 Prefixes (raw / aggregated)
11 / 7
IPv4 Addresses
334 336
Largest IPv4 Prefix
/15 (131 072 addresses)
Largest IPv6 Prefix
/32
Geolocated Countries
🇺🇸 United States (488 080 IPs), 🇦🇺 Australia (1 536 IPs), 🇮🇩 Indonesia (1 024 IPs) and 1 more
Prefix Changed
May 01, 2026

Reputation

Reputation
Good — 1 flagged IPs out of 334 336 total (0.00%)

Connectivity Summary

Upstream Providers
4 upstreams providing transit
Peers
42 networks exchanging traffic without transit
Downstream Customers
170 downstreams buying transit
Unclassified
9 unclassified BGP neighbors
Degree
225 unique BGP neighbors
Reach
235 networks in customer cone

Upstream Providers (4)

Prefix Lists

IPv4 Prefixes (116 total)

  • 143.66.0.0/15 (131 072 addresses (/15 prefix))
  • 150.155.0.0/16 (65 536 addresses (/16 prefix))
  • 216.179.0.0/17 (32 768 addresses (/17 prefix))
  • 216.107.192.0/19 (8 192 addresses (/19 prefix))
  • 66.109.32.0/19 (8 192 addresses (/19 prefix))
  • 72.0.128.0/19 (8 192 addresses (/19 prefix))
  • 66.211.128.0/19 (8 192 addresses (/19 prefix))
  • 209.94.96.0/19 (8 192 addresses (/19 prefix))
  • 216.59.64.0/19 (8 192 addresses (/19 prefix))
  • 216.107.224.0/20 (4 096 addresses (/20 prefix))
  • 66.152.96.0/20 (4 096 addresses (/20 prefix))
  • 68.70.48.0/20 (4 096 addresses (/20 prefix))
  • 216.238.160.0/20 (4 096 addresses (/20 prefix))
  • 173.243.160.0/20 (4 096 addresses (/20 prefix))
  • 64.25.208.0/20 (4 096 addresses (/20 prefix))
  • 69.24.0.0/20 (4 096 addresses (/20 prefix))
  • 67.217.112.0/20 (4 096 addresses (/20 prefix))
  • 206.84.88.0/22 (1 024 addresses (/22 prefix))
  • 204.157.164.0/22 (1 024 addresses (/22 prefix))
  • 192.245.20.0/22 (1 024 addresses (/22 prefix))
  • 38.56.64.0/22 (1 024 addresses (/22 prefix))
  • 108.171.46.0/23 (512 addresses (/23 prefix))
  • 198.168.38.0/23 (512 addresses (/23 prefix))
  • 198.168.32.0/23 (512 addresses (/23 prefix))
  • 198.102.2.0/23 (512 addresses (/23 prefix))
  • 108.171.34.0/23 (512 addresses (/23 prefix))
  • 108.171.36.0/23 (512 addresses (/23 prefix))
  • 216.114.184.0/23 (512 addresses (/23 prefix))
  • 167.244.212.0/23 (512 addresses (/23 prefix))
  • 38.147.194.0/23 (512 addresses (/23 prefix))
  • 167.244.247.0/24 (256 addresses (/24 prefix))
  • 199.254.253.0/24 (256 addresses (/24 prefix))
  • 108.171.58.0/24 (256 addresses (/24 prefix))
  • 108.171.62.0/24 (256 addresses (/24 prefix))
  • 136.223.33.0/24 (256 addresses (/24 prefix))
  • 136.223.37.0/24 (256 addresses (/24 prefix))
  • 108.171.44.0/24 (256 addresses (/24 prefix))
  • 108.171.42.0/24 (256 addresses (/24 prefix))
  • 167.150.16.0/24 (256 addresses (/24 prefix))
  • 108.171.41.0/24 (256 addresses (/24 prefix))
  • 167.244.244.0/24 (256 addresses (/24 prefix))
  • 23.142.120.0/24 (256 addresses (/24 prefix))
  • 108.171.38.0/24 (256 addresses (/24 prefix))
  • 192.76.175.0/24 (256 addresses (/24 prefix))
  • 192.103.144.0/24 (256 addresses (/24 prefix))
  • 192.149.109.0/24 (256 addresses (/24 prefix))
  • 192.245.19.0/24 (256 addresses (/24 prefix))
  • 108.171.33.0/24 (256 addresses (/24 prefix))
  • 198.17.169.0/24 (256 addresses (/24 prefix))
  • 198.22.44.0/24 (256 addresses (/24 prefix))

IPv6 Prefixes (11 total)

  • 2606:9800::/32
  • 2607:fc58::/32
  • 2607:fd48::/32
  • 2605:da80:1601::/48
  • 2605:da80:2301::/48
  • 2605:da80:3101::/48
  • 2620:65:a000::/48