FirstLight Networks, LLC

Data as of 2026-08-16
BGP inherited
Cluster stats
Netblocks284 · 526,592 IPv4 addresses
IPv6 26 prefixes (largest 2001:4940::/32)
Cluster ID222381885
RegistryBGP
Customersfind customers using this network →
Evidence & provenance ?
Attribution BGP parent (inherited)
Shared handles clustered on 15 shared RIR contact/maintainer handles
Registry names 2 distinct registrant names across these blocks
full provenance (JSON) → · how attribution works · report an issue

Footprint over time

8 weekly snapshots · JSON
330 +47 netblocks since 2026-07-05
2026-07-05 peak 330 2026-08-16

IP Ranges (284)

showing 50 of 284 — see all — ⬇ export CSV
CIDR Org name Registry Status Confidence
38.87.49.0/24 FirstLight Networks, LLC BGP ANNOUNCED ● high
38.87.50.0/24 FirstLight Networks, LLC BGP ANNOUNCED ● high
63.127.192.0/21 FirstLight Networks, LLC BGP ANNOUNCED ● high
63.251.136.0/22 FirstLight Networks, LLC BGP ANNOUNCED ● high
64.17.96.0/19 FirstLight Networks, LLC ARIN DIRECT ALLOCATION ● high
64.95.78.0/24 FirstLight Networks, LLC BGP ANNOUNCED ● high
64.140.192.0/18 FirstLight Networks, LLC BGP ANNOUNCED ● high
64.140.199.0/24 FirstLight Networks, LLC BGP ANNOUNCED ● high
64.140.224.0/19 FirstLight Networks, LLC BGP ANNOUNCED ● high
64.140.224.0/24 FirstLight Networks, LLC BGP ANNOUNCED ● high
64.140.225.0/24 FirstLight Networks, LLC BGP ANNOUNCED ● high
64.140.234.0/24 FirstLight Networks, LLC BGP ANNOUNCED ● high
64.140.246.0/24 FirstLight Networks, LLC BGP ANNOUNCED ● high
66.44.225.0/24 FirstLight Networks, LLC BGP ANNOUNCED ● high
66.44.226.0/24 FirstLight Networks, LLC BGP ANNOUNCED ● high
66.151.188.0/22 FirstLight Networks, LLC BGP ANNOUNCED ● high
66.152.112.0/24 FirstLight Networks, LLC BGP ANNOUNCED ● high
66.152.113.0/24 FirstLight Networks, LLC BGP ANNOUNCED ● high
66.152.114.0/24 FirstLight Networks, LLC BGP ANNOUNCED ● high
66.152.115.0/24 FirstLight Networks, LLC BGP ANNOUNCED ● high
66.152.116.0/24 FirstLight Networks, LLC BGP ANNOUNCED ● high
66.152.117.0/24 FirstLight Networks, LLC BGP ANNOUNCED ● high
66.152.118.0/24 FirstLight Networks, LLC BGP ANNOUNCED ● high
66.152.122.0/24 FirstLight Networks, LLC BGP ANNOUNCED ● high
66.152.123.0/24 FirstLight Networks, LLC BGP ANNOUNCED ● high
66.152.124.0/24 FirstLight Networks, LLC BGP ANNOUNCED ● high
66.152.125.0/24 FirstLight Networks, LLC BGP ANNOUNCED ● high
66.186.160.0/19 FirstLight Networks, LLC BGP ANNOUNCED ● high
66.186.162.0/24 FirstLight Networks, LLC BGP ANNOUNCED ● high
66.186.163.0/24 FirstLight Networks, LLC BGP ANNOUNCED ● high
66.186.171.0/24 FirstLight Networks, LLC BGP ANNOUNCED ● high
66.186.173.0/24 FirstLight Networks, LLC BGP ANNOUNCED ● high
66.186.176.0/24 FirstLight Networks, LLC BGP ANNOUNCED ● high
66.186.184.0/24 FirstLight Networks, LLC BGP ANNOUNCED ● high
66.186.188.0/24 FirstLight Networks, LLC BGP ANNOUNCED ● high
66.231.192.0/19 FirstLight Networks, LLC BGP ANNOUNCED ● high
66.231.192.0/24 FirstLight Networks, LLC BGP ANNOUNCED ● high
66.231.207.0/24 FirstLight Networks, LLC BGP ANNOUNCED ● high
66.231.208.0/24 FirstLight Networks, LLC BGP ANNOUNCED ● high
66.231.214.0/24 FirstLight Networks, LLC BGP ANNOUNCED ● high
66.231.215.0/24 FirstLight Networks, LLC BGP ANNOUNCED ● high
66.231.217.0/24 FirstLight Networks, LLC BGP ANNOUNCED ● high
66.231.219.0/24 FirstLight Networks, LLC BGP ANNOUNCED ● high
66.231.220.0/22 FirstLight Networks, LLC BGP ANNOUNCED ● high
67.217.96.0/20 FirstLight Networks, LLC BGP ANNOUNCED ● high
68.65.124.0/24 FirstLight Networks, LLC BGP ANNOUNCED ● high
68.65.125.0/24 FirstLight Networks, LLC BGP ANNOUNCED ● high
68.70.48.0/24 FirstLight Networks, LLC BGP ANNOUNCED ● high
68.70.49.0/24 FirstLight Networks, LLC BGP ANNOUNCED ● high
68.70.50.0/24 FirstLight Networks, LLC BGP ANNOUNCED ● high

IPv6 ranges (26)

showing the 15 largest allocations
CIDR
2001:4940::/32
2604:3f00::/32
2604:900::/32
2605:da80::/32
2606:9800::/32
2606:d780::/32
2607:3180::/32
2607:3900::/32
2607:fc58::/32
2607:fd48::/32
2001:4940:2001::/48
2001:4940:2006::/48
2001:4940:2007::/48
2001:550:501::/48
2001:550:6700::/48

Domains hosted in this network

what's this?
vermontpublic.org idexx.com sover.net wkhpe.com flls.org vpr.net

Network trust

what's this?
RPKI hygiene: D how networks compare →
49.7% of checked blocks have valid RPKI ROA coverage (164 of 330)
No discrepancies found among checked blocks.

NIC Handles

ABUSE719-ARIN AS13536 AS14477 AS14877 AS15320 AS21547 AS27382 AS5738 AS62929 FNL-76 HDP11-ARIN IA93-ARIN +3 more