AS21101 Sistemi Hardware&Software S.P.A. 🇮🇹 IT

Announcing 20 prefixes, seen at the RIS collectors.

IPv4 prefixes
20
5,120 (20 × /24)
IPv6 prefixes
0
-
Upstreams
2
transit providers observed
Peers
7
settlement-free adjacencies
Downstreams
2
transit customers observed
Customer cone
3
ASes reachable through it

Registry and operator data

AS number
AS21101
Name
Sistemi Hardware&Software S.P.A.
Organisation
Sistemi HS
Country
🇮🇹 IT
RIR
RIPENCC
Allocated
2001-08-27
Network type
Cable/DSL/ISP
Traffic levels
1-5Gbps
Scope
Regional
Peering policy
Open
IRR as-set
AS-SISTEMIUNO
PeeringDB
net/1990
Exchanges
4
Facilities
3

RPKI coverage of this AS

Its own announcements, validated against the current ROA set

19 valid (95.0%) 0 invalid (0.0%) 1 no ROA (5.0%)

Upstreams

Networks seen providing transit to this one

Network Country Cone IPv4 prefixes Paths Source
AS41327 Fiber Telecom S.p.A. 🇮🇹 IT 182 22 646 CAIDA
AS12779 IT.Gate S.p.A. 🇮🇹 IT 76 25 101 CAIDA

Peers

Adjacencies that look settlement-free rather than transit

Network Country Cone IPv4 prefixes Paths Source
AS6939 Hurricane Electric LLC 🇺🇸 US 53,121 185 104 CAIDA
AS37721 Virtual Technologies & Solutions 🇧🇫 BF 21,730 64 22 CAIDA
AS24482 SG.GS 🇸🇬 SG 4,805 45 21 CAIDA
AS20766 Association "Gitoyen" 🇫🇷 FR 18 6 22 CAIDA
AS50628 Leonix Telecom SAS 🇫🇷 FR 15 11 22 CAIDA
AS31543 myNet GmbH 🇦🇹 AT 13 26 1 CAIDA
AS59919 Brainbox S.r.l. 🇮🇹 IT 2 8 22 CAIDA

Downstreams

Networks this one appears to provide transit to

Network Country Cone IPv4 prefixes Paths Source
AS13060 Basic Net SpA 🇮🇹 IT 0 1 41 CAIDA
AS44091 SISTEMI SPA 🇮🇹 IT 0 5 20 CAIDA

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.