AS2576 U. S. Department of Transportation 🇺🇸 US

Announcing 54 prefixes, seen at the RIS collectors.

IPv4 prefixes
20
269,312 (1,052 × /24)
IPv6 prefixes
34
94 × /48
Upstreams
1
transit providers observed
Peers
0
settlement-free adjacencies
Downstreams
0
transit customers observed
Customer cone
0
ASes reachable through it

Registry and operator data

AS number
AS2576
Name
U. S. Department of Transportation
Organisation
U. S. Department of Transportation
Country
🇺🇸 US
RIR
ARIN
Allocated
1993-04-22

RPKI coverage of this AS

Its own announcements, validated against the current ROA set

0 valid (0.0%) 0 invalid (0.0%) 54 no ROA (100.0%)

Announced prefixes

20 in total

Prefix RPKI Peers Sample path First seen
152.119.0.0/16 v4 no ROA 42 70184473139792576 2026-09-18
152.120.0.0/16 v4 no ROA 42 70184473139792576 2026-09-18
152.122.0.0/16 v4 no ROA 42 70184473139792576 2026-09-18
169.135.0.0/16 v4 no ROA 42 70184473139792576 2026-09-18
199.79.176.0/24 v4 no ROA 42 70184473139792576 2026-09-18
199.79.177.0/24 v4 no ROA 42 70184473139792576 2026-09-18
199.79.178.0/24 v4 no ROA 42 70184473139792576 2026-09-18
199.79.179.0/24 v4 no ROA 42 70184473139792576 2026-09-18
199.79.180.0/24 v4 no ROA 42 70184473139792576 2026-09-18
204.68.194.0/23 v4 no ROA 42 70184473139792576 2026-09-18
204.68.194.0/24 v4 no ROA 41 70184473139792576 2026-09-18
204.68.195.0/24 v4 no ROA 41 70184473139792576 2026-09-18
204.68.196.0/23 v4 no ROA 42 70184473139792576 2026-09-18
204.68.202.0/24 v4 no ROA 42 70184473139792576 2026-09-18
204.69.250.0/23 v4 no ROA 41 70184473139792576 2026-09-18
204.69.252.0/24 v4 no ROA 42 70184473139792576 2026-09-18
204.86.184.0/21 v4 no ROA 42 70184473139792576 2026-09-18
204.86.192.0/23 v4 no ROA 42 70184473139792576 2026-09-18
204.152.44.0/23 v4 no ROA 42 70184473139792576 2026-09-18
204.238.19.0/24 v4 no ROA 42 70184473139792576 2026-09-18