AS1540 Headquarters, USAISC 🇺🇸 US

Announcing 2,169 prefixes, seen at the RIS collectors.

IPv4 prefixes
2,105
8,689,920 (33,945 × /24)
IPv6 prefixes
64
64 × /48
Upstreams
2
transit providers observed
Peers
1
settlement-free adjacencies
Downstreams
1
transit customers observed
Customer cone
2
ASes reachable through it

Registry and operator data

AS number
AS1540
Name
Headquarters, USAISC
Organisation
Headquarters, USAISC
Country
🇺🇸 US
RIR
ARIN
Allocated
2004-05-12

RPKI coverage of this AS

Its own announcements, validated against the current ROA set

0 valid (0.0%) 0 invalid (0.0%) 2,169 no ROA (100.0%)

Announced prefixes

2,105 in total

Prefix RPKI Peers Sample path First seen
192.86.118.0/24 v4 no ROA 43 377213356721270641540 2026-09-18
192.86.249.0/24 v4 no ROA 42 377213356721270641540 2026-10-22
192.100.70.0/24 v4 no ROA 42 377213356721270641540 2026-11-04
192.107.165.0/24 v4 no ROA 42 377213356721270641540 2026-09-18
192.107.182.0/23 v4 no ROA 42 377213356721270641540 2026-09-18
192.108.124.0/24 v4 no ROA 43 377213356721270641540 2026-09-18
192.108.175.0/24 v4 no ROA 43 377213356721270641540 2026-10-15
192.108.182.0/24 v4 no ROA 42 377213356721270641540 2026-10-15
192.132.85.0/24 v4 no ROA 43 377213356721270641540 2026-09-18
192.132.86.0/24 v4 no ROA 43 377213356721270641540 2026-09-18
192.132.87.0/24 v4 no ROA 43 377213356721270641540 2026-09-18
192.136.130.0/24 v4 no ROA 43 377213356721270641540 2026-09-19
192.153.134.0/24 v4 no ROA 43 377213356721270641540 2026-10-15
192.153.138.0/23 v4 no ROA 42 377213356721270641540 2026-09-18
192.153.140.0/23 v4 no ROA 42 377213356721270641540 2026-09-18
192.153.147.0/24 v4 no ROA 43 377213356721270641540 2026-09-18
192.153.150.0/24 v4 no ROA 43 377213356721270641540 2026-11-04
192.172.2.0/24 v4 no ROA 42 377213356721270641540 2026-09-18
192.172.18.0/24 v4 no ROA 43 377213356721270641540 2026-09-22
192.172.24.0/23 v4 no ROA 43 377213356721270641540 2026-09-18
192.172.27.0/24 v4 no ROA 43 377213356721270641540 2026-09-18
192.188.213.0/24 v4 no ROA 43 377213356721270641540 2026-09-18
198.49.184.0/24 v4 no ROA 43 377213356721270641540 2026-09-18
198.49.185.0/24 v4 no ROA 43 377213356721270641540 2026-09-18
198.51.42.0/24 v4 no ROA 43 377213356721270641540 2026-09-18
198.51.43.0/24 v4 no ROA 43 377213356721270641540 2026-09-18
198.97.180.0/24 v4 no ROA 43 377213356721270641540 2026-09-18
198.97.189.0/24 v4 no ROA 43 377213356721270641540 2026-10-15
198.97.196.0/22 v4 no ROA 43 377213356721270641540 2026-09-18
199.10.42.0/23 v4 no ROA 42 377213356721270641540 2026-10-22
199.10.44.0/24 v4 no ROA 42 377213356721270641540 2026-10-22
199.10.45.0/24 v4 no ROA 42 377213356721270641540 2026-10-22
199.10.46.0/23 v4 no ROA 42 377213356721270641540 2026-10-22
199.10.46.0/24 v4 no ROA 42 377213356721270641540 2026-10-22
199.10.58.0/24 v4 no ROA 42 377213356721270641540 2026-10-22
199.10.59.0/24 v4 no ROA 43 377213356721270641540 2026-09-18
199.113.1.0/24 v4 no ROA 42 377213356721270641540 2026-11-01
199.122.41.0/24 v4 no ROA 42 377213356721270641540 2026-09-18
199.122.42.0/24 v4 no ROA 43 377213356721270641540 2026-09-18
199.122.52.0/24 v4 no ROA 43 377213356721270641540 2026-09-18
199.122.53.0/24 v4 no ROA 43 377213356721270641540 2026-09-18
199.122.56.0/24 v4 no ROA 43 377213356721270651540 2026-10-20
199.123.70.0/24 v4 no ROA 42 377213356721270641540 2026-09-18
199.123.71.0/24 v4 no ROA 43 377213356721270641540 2026-09-18
199.123.72.0/22 v4 no ROA 43 377213356721270641540 2026-09-18
199.123.78.0/23 v4 no ROA 42 377213356721270641540 2026-09-18
199.123.82.0/24 v4 no ROA 43 377213356721270641540 2026-09-18
199.123.84.0/24 v4 no ROA 43 377213356721270641540 2026-09-18
199.123.85.0/24 v4 no ROA 43 377213356721270641540 2026-09-18
199.123.108.0/24 v4 no ROA 43 377213356721270651540 2026-10-20
199.123.122.0/24 v4 no ROA 43 377213356721270641540 2026-09-18
199.123.126.0/24 v4 no ROA 43 377213356721270641540 2026-10-15
199.209.88.0/22 v4 no ROA 42 377213356721270641540 2026-09-18
199.209.88.0/23 v4 no ROA 43 377213356721270641540 2026-09-18
199.209.216.0/21 v4 no ROA 43 377213356721270641540 2026-10-15
199.226.128.0/18 v4 no ROA 42 377213356721270641540 2026-09-18
204.37.140.0/24 v4 no ROA 42 377213356721270641540 2026-09-18
204.37.141.0/24 v4 no ROA 42 377213356721270641540 2026-09-18
204.37.142.0/24 v4 no ROA 42 377213356721270641540 2026-09-18
205.111.250.0/24 v4 no ROA 42 377213356721270641540 2026-09-18
206.37.0.0/24 v4 no ROA 43 377213356721270641540 2026-09-18
206.37.12.0/24 v4 no ROA 43 377213356721270641540 2026-09-18
206.37.14.0/24 v4 no ROA 43 377213356721270641540 2026-10-10
206.37.17.0/24 v4 no ROA 43 377213356721270641540 2026-09-19
206.37.22.0/24 v4 no ROA 43 377213356721270641540 2026-10-15
206.37.24.0/24 v4 no ROA 43 377213356721270641540 2026-10-15
206.37.25.0/24 v4 no ROA 43 377213356721270641540 2026-10-15
206.37.232.0/24 v4 no ROA 43 377213356721270641540 2026-09-18
206.37.240.0/24 v4 no ROA 43 377213356721270641540 2026-09-18
206.37.242.0/24 v4 no ROA 43 377213356721270641540 2026-09-19
206.37.243.0/24 v4 no ROA 43 377213356721270641540 2026-09-18
206.37.245.0/24 v4 no ROA 43 377213356721270641540 2026-09-18
206.37.253.0/24 v4 no ROA 42 377213356721270641540 2026-09-18
206.39.16.0/24 v4 no ROA 43 377213356721270651540 2026-10-20
206.39.32.0/23 v4 no ROA 43 377213356721270651540 2026-10-20
206.39.34.0/24 v4 no ROA 42 377213356721270641540 2026-09-18
206.39.40.0/24 v4 no ROA 43 377213356721270641540 2026-09-18
206.39.41.0/24 v4 no ROA 43 377213356721270641540 2026-10-15
206.39.152.0/23 v4 no ROA 43 377213356721270651540 2026-10-20
206.39.153.0/24 v4 no ROA 42 377213356721270641540 2026-09-18
206.39.155.0/24 v4 no ROA 43 377213356721270641540 2026-09-18
207.133.8.0/21 v4 no ROA 43 377213356721270641540 2026-09-18
207.133.16.0/21 v4 no ROA 43 377213356721270641540 2026-09-18
207.133.198.0/24 v4 no ROA 43 377213356721270641540 2026-09-18
207.133.205.0/24 v4 no ROA 43 377213356721270641540 2026-09-18
207.133.206.0/23 v4 no ROA 42 377213356721270641540 2026-09-18
207.133.219.0/24 v4 no ROA 43 377213356721270641540 2026-09-18
207.133.220.0/24 v4 no ROA 43 377213356721270641540 2026-09-18
214.3.67.0/24 v4 no ROA 43 377213356721270641540 2026-09-18
214.3.68.0/24 v4 no ROA 43 377213356721270641540 2026-09-18
214.3.73.0/24 v4 no ROA 43 377213356721270641540 2026-10-15
214.3.75.0/24 v4 no ROA 43 377213356721270641540 2026-10-15
214.3.76.0/24 v4 no ROA 43 377213356721270641540 2026-10-15
214.3.93.0/24 v4 no ROA 43 377213356721270641540 2026-09-18
214.3.94.0/24 v4 no ROA 43 377213356721270641540 2026-09-18
214.25.86.0/23 v4 no ROA 43 377213356721270641540 2026-09-30
214.25.88.0/21 v4 no ROA 43 377213356721270641540 2026-09-30
214.25.106.0/24 v4 no ROA 42 377213356721270641540 2026-09-18
214.29.129.0/24 v4 no ROA 43 377213356721270641540 2026-09-18
214.29.130.0/23 v4 no ROA 43 377213356721270641540 2026-09-18
214.37.200.0/24 v4 no ROA 43 377213356721270641540 2026-09-23
214.37.201.0/24 v4 no ROA 43 377213356721270641540 2026-10-15
214.37.207.0/24 v4 no ROA 43 377213356721270641540 2026-10-03
215.1.16.0/24 v4 no ROA 43 377213356721270641540 2026-09-18
215.1.19.0/24 v4 no ROA 42 377213356721270651540 2026-10-20
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