206208 looking glass

AS21547 FirstLight Networks, LLC 🇺🇸 US

Announcing 60 prefixes, seen at the RIS collectors.

IPv4 prefixes
55
89,600 (350 × /24)
IPv6 prefixes
5
2 × /32
Upstreams
1
transit providers observed
Peers
0
settlement-free adjacencies
Downstreams
5
transit customers observed
Customer cone
6
ASes reachable through it

Registry and operator data

AS number
AS21547
Name
FirstLight Networks, LLC
Organisation
Oxford Networks AS21547
Country
🇺🇸 US
RIR
ARIN
Allocated
2001-05-21
Scope
Not Disclosed
Peering policy
Open
IRR as-set
AS21547:AS-ALL
Website
https://www.firstlight.net
PeeringDB
net/18694

RPKI coverage of this AS

Its own announcements, validated against the current ROA set

26 valid (43.3%) 0 invalid (0.0%) 34 no ROA (56.7%)

Whois

Fetched from whois.arin.net

ASNumber:       21547
ASName:         FLASN-21547
ASHandle:       AS21547
RegDate:        2001-05-21
Updated:        2026-04-22
Ref:            https://rdap.arin.net/registry/autnum/21547

OrgName:        FirstLight Networks, LLC
OrgId:          FNL-76
Address:        12 Metro Park Road
City:           Albany
StateProv:      NY
PostalCode:     12205
Country:        US
RegDate:        2026-02-13
Updated:        2026-09-08
Ref:            https://rdap.arin.net/registry/entity/FNL-76

OrgTechHandle: IA93-ARIN
OrgTechName:   IP Admin
OrgTechPhone:  +1-518-694-8790
OrgTechEmail:  ip-admin@firstlight.net
OrgTechRef:    https://rdap.arin.net/registry/entity/IA93-ARIN

OrgNOCHandle: NOC1665-ARIN
OrgNOCName:   NOC
OrgNOCPhone:  +1-518-694-8790
OrgNOCEmail:  noc@firstlight.net
OrgNOCRef:    https://rdap.arin.net/registry/entity/NOC1665-ARIN

OrgAbuseHandle: ABUSE719-ARIN
OrgAbuseName:   Abuse
OrgAbusePhone:  +1-518-694-8790
OrgAbuseEmail:  ipabuse@firstlight.net
OrgAbuseRef:    https://rdap.arin.net/registry/entity/ABUSE719-ARIN

OrgDNSHandle: HDP11-ARIN
OrgDNSName:   Hostmaster, the DNS people
OrgDNSPhone:  +1-518-694-8790
OrgDNSEmail:  dnsupdates@firstlight.net
OrgDNSRef:    https://rdap.arin.net/registry/entity/HDP11-ARIN