AS219455 Aleksander Wilczynski trading as ALEKSWILC 🇵🇱 PL

Announcing 2 prefixes, seen at the RIS collectors.

IPv4 prefixes
1
256 (1 × /24)
IPv6 prefixes
1
1 × /48
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
AS219455
Name
Aleksander Wilczynski trading as ALEKSWILC
Organisation
ALEKSWILC
Country
🇵🇱 PL
RIR
RIPENCC
Allocated
2026-06-11
Network type
Network Services
Scope
Europe
Peering policy
Open
PeeringDB
net/42652

RPKI coverage of this AS

Its own announcements, validated against the current ROA set

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

Upstreams

Networks seen providing transit to this one

Network Country Cone IPv4 prefixes Paths Source
AS16276 OVH SAS 🇫🇷 FR 433 708 44 CAIDA
AS201132 Mateusz Sikorski trading as MSCode 🇵🇱 PL 0 2 36 inferred

Peers

Adjacencies that look settlement-free rather than transit

No peers observed at the collectors.

Downstreams

Networks this one appears to provide transit to

No downstreams observed at the collectors.

Relationships marked inferred come from where the two networks sit on the AS paths the collectors see, which is a guess and is wrong for some of them. The rest are stated by CAIDA's published inference over a much wider set of collectors.