HomeASN LookupAS21101

AS21101

🇮🇹

SISTEMIUNO-AS Sistemi Hardware&Software S.P.A.ORG-SUS6-RIPE

ASP - Application Service Provider

RIPENCCallocated
Announced Prefixes (BGP)
20total
20 IPv40 IPv6
IPv4 Addresses ⓘ
Allocated (RIR)6,912
Announced (BGP)5,120
IPv6 Addresses ⓘ
Allocated (RIR)7.9×10^28
Announced (BGP)0
Prefix Limit (IPv4)
50
Prefix Limit (IPv6)
5
Country
🇮🇹 IT
RIR
RIPENCC
Status
allocated
Allocated
8/27/2001

Announced Prefixes

(BGP)20
|
Prefix
RPKI
IRR
Last Seen
91.240.230.0/24
 Valid
RIPE
5/25/2026
91.240.231.0/24
 Valid
RIPE
5/25/2026
94.143.96.0/24
 Valid
RIPE
5/25/2026
94.143.97.0/24
 Valid
RIPE
5/25/2026
94.143.98.0/24
 Valid
RIPE
5/25/2026
94.143.100.0/24
 Valid
RIPE
5/25/2026
94.143.101.0/24
 Valid
RIPE
5/25/2026
94.143.102.0/24
 Valid
RIPE
5/25/2026
94.143.103.0/24
 Valid
RIPE
5/25/2026
185.5.94.0/24
 Valid
RIPE
5/25/2026
1–10 of 20
1 / 2

Allocated Prefixes

(RIR)10
Prefix
Country
RIR
Status
91.240.230.0/23🇮🇹 ITRIPENCCallocated
94.143.96.0/21🇮🇹 ITRIPENCCallocated
94.143.96.0/24🇮🇹 ITRIPEassigned
94.143.97.0/24🇮🇹 ITRIPEassigned
185.5.92.0/22🇮🇹 ITRIPENCCallocated
185.5.92.0/24🇮🇹 ITRIPEassigned
185.5.93.0/24🇮🇹 ITRIPEassigned
193.109.32.0/21🇮🇹 ITRIPENCCallocated
193.150.112.0/24🇮🇹 ITRIPENCCassigned
2a02:2c80::/32🇮🇹 ITRIPENCCallocated
ASPA
No ASPA
Abuse Contact
+31205354444
External Links
RIPE WhoisHurricane Electric BGPRIPEstatPeeringDB
API
Open
GEThttps://api.ipctl.io/v1/asn/21101

Returns ASN details, announced prefixes, and BGP routing data.

curl -s "https://api.ipctl.io/v1/asn/21101" | jq