AS209237 NPL Management LTD 🇬🇧 GB

Announcing 4 prefixes, seen at the RIS collectors.

IPv4 prefixes
4
131,584 (514 × /24)
IPv6 prefixes
0
-
Upstreams
2
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
AS209237
Name
NPL Management LTD
Organisation
NPL Management LTD
Country
🇬🇧 GB
RIR
RIPENCC
Allocated
2019-03-13

RPKI coverage of this AS

Its own announcements, validated against the current ROA set

0 valid (0.0%) 0 invalid (0.0%) 4 no ROA (100.0%)

Announced prefixes

4 in total

Prefix RPKI Peers Sample path First seen
139.143.0.0/16 v4 no ROA 43 50300786209237 2026-09-18
139.143.0.0/17 v4 no ROA 41 2265225180209237 2026-09-18
139.143.128.0/17 v4 no ROA 41 2265225180209237 2026-09-18
139.143.204.0/23 v4 no ROA 42 50300786209237 2026-09-18