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AS21547

FirstLight Networks, LLC

AS21547 is FirstLight Networks, LLC (firstlight.net). It announces 61,952 IPv4 addresses in 55 prefixes, and 5 IPv6 prefixes.

United States· ARIN· allocated 2001-05-21· business

61,952
IPv4 addresses announced
55
IPv4 prefixes
5
IPv6 prefixes
43.33%
of its routes RPKI-valid
61,952
of its IPv4 geolocated
1
country

Where its space is

The IPv4 it announces that IP Geolocation places, by country. A /24 counts for the AS announcing most of it.

  1. United States61,952 · 100.00%

Registry record

Its ASN Whois record, as the registry publishes it.

handle
FLASN-21547
name
FirstLight Networks, LLC
org
FNL-76
org name
FirstLight Networks, LLC
org address
12 Metro Park Road, Albany, NY, 12205
org city
Albany
org country
US
country
US
source
arin
created
2001-05-21
updated
2026-04-22
abuse name
Abuse
abuse email
ipabuse@firstlight.net
abuse phone
+1-518-694-8790
abuse kind
role
abuse city
Albany
abuse country
US
admin name
IP Admin
admin email
ip-admin@firstlight.net
admin phone
+1-518-694-8790
admin kind
role
admin city
Albany
admin country
US
tech name
IP Admin
tech email
ip-admin@firstlight.net
tech phone
+1-518-694-8790
tech kind
role
tech city
Albany
tech country
US

What the databases see

Addresses each address-keyed database holds in the IPv4 it announces, as a share of that space, with its largest providers. Counts overlap.

IPv4 prefixes

Every IPv4 prefix BGP Route saw it announce. A prefix another AS also announces says so.

55 prefixes
PREFIXCOUNTRYRPKIPEERSFIRST SEEN
63.127.192.0/21United Statesnot found182026-10-02
64.140.192.0/18United Statesvalid182026-10-02
64.140.199.0/24United Statesvalid182026-10-02
64.140.224.0/19United Statesvalid182026-10-02
64.140.224.0/24United Statesvalid182026-10-02
64.140.225.0/24United Statesvalid182026-10-02
64.140.234.0/24United Statesvalid182026-10-02
64.140.246.0/24United Statesvalid182026-10-02
66.186.160.0/19United Statesvalid182026-10-02
66.186.162.0/24United Statesvalid182026-10-02
66.186.163.0/24United Statesvalid182026-10-02
66.186.171.0/24United Statesvalid182026-10-02
66.186.173.0/24United Statesvalid182026-10-02
66.186.176.0/24United Statesvalid182026-10-02
66.186.184.0/24United Statesvalid182026-10-02
66.186.188.0/24United Statesvalid182026-10-02
66.231.192.0/19United Statesnot found182026-10-02
66.231.192.0/24United Statesnot found182026-10-02
66.231.208.0/24United Statesnot found182026-10-02
66.231.214.0/24United Statesnot found182026-10-02
66.231.215.0/24United Statesnot found182026-10-02
66.231.217.0/24United Statesnot found182026-10-02
66.231.219.0/24United Statesnot found182026-10-02
66.231.220.0/22United Statesnot found182026-10-02
69.49.128.0/19United Statesnot found182026-10-02
69.49.128.0/24United Statesnot found182026-10-02
69.49.129.0/24United Statesnot found182026-10-02
69.49.133.0/24United Statesnot found182026-10-02
69.49.140.0/23United Statesnot found182026-10-02
69.49.144.0/24United Statesnot found182026-10-02
69.49.146.0/24United Statesnot found182026-10-02
69.49.148.0/24United Statesnot found182026-10-02
69.49.153.0/24United Statesnot found182026-10-02
69.168.0.0/20United Statesnot found182026-10-02
72.12.64.0/19United Statesvalid182026-10-02
72.12.75.0/24United Statesvalid182026-10-02
72.12.76.0/23United Statesvalid182026-10-02
72.12.78.0/24United Statesvalid182026-10-02
72.12.79.0/24United Statesvalid182026-10-02
72.12.80.0/24United Statesvalid182026-10-02
72.12.84.0/24United Statesvalid182026-10-02
72.12.87.0/24United Statesvalid182026-10-02
72.12.91.0/24United Statesvalid182026-10-02
72.12.92.0/24United Statesvalid182026-10-02
72.12.94.0/23United Statesvalid182026-10-02
72.55.224.0/19United Statesnot found182026-10-02
72.55.247.0/24United Statesnot found182026-10-02
72.55.248.0/23United Statesnot found182026-10-02
72.55.254.0/23United Statesnot found182026-10-02
74.220.224.0/20United Statesnot found182026-10-02
74.220.236.0/24United Statesnot found182026-10-02
140.165.50.0/24United Statesnot found182026-10-02
198.212.225.0/24also AS397779United Statesnot found162026-10-02
198.212.226.0/23also AS397779United Statesnot found162026-10-02
198.212.230.0/24United Statesnot found182026-10-02

IPv6 prefixes

Every IPv6 prefix BGP Route saw it announce.

5 prefixes
PREFIXCOUNTRYRPKIPEERSFIRST SEEN
2001:4940::/32United Statesnot found202026-10-02
2001:4940:2001::/48United Statesnot found202026-10-02
2001:4940:2006::/48United Statesnot found202026-10-02
2001:4940:2007::/48United Statesnot found202026-10-02
2604:3f00::/32United Statesnot found202026-10-02
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