Autonomous system profile

Review registration details, announced prefixes, network relationships and historical snapshots.

AS21056

Announcement observedRIPE NCC

ASN-WELCOMEITALIA Vianova S.p.A · ASN-WELCOMEITALIA

This profile is assembled from CHA.LA's normalized registration, routing and observation snapshots.

Last active10/17/2026, 04:20:37Snapshot expired

View network topology RDAP registration

ASN: AS21056
Registration country: Italy
Name: ASN-WELCOMEITALIA Vianova S.p.A
Abbreviation: ASN-WELCOMEITALIA
Registration date: 5/2/2002, 15:36:10
Status: Announcement observed
RIR: RIPE NCC

Network relationships and announced prefixes

ASN / prefix	Description / organization	Geographic scope	First seen	Last active	IPv4	IPv6	Status
103.248.184.0/22BGP · IPv4	Announced prefixBGP route observation	Not applicable · BGP prefix	9/17/2026, 00:00:00	10/17/2026, 00:00:00	✓	×	Currently valid
103.26.124.0/22BGP · IPv4	Announced prefixBGP route observation	Not applicable · BGP prefix	9/17/2026, 00:00:00	10/17/2026, 00:00:00	✓	×	Currently valid
103.43.232.0/22BGP · IPv4	Announced prefixBGP route observation	Not applicable · BGP prefix	9/17/2026, 00:00:00	10/17/2026, 00:00:00	✓	×	Currently valid
103.61.184.0/22BGP · IPv4	Announced prefixBGP route observation	Not applicable · BGP prefix	9/17/2026, 00:00:00	10/17/2026, 00:00:00	✓	×	Currently valid
109.122.208.0/21BGP · IPv4	Announced prefixBGP route observation	Not applicable · BGP prefix	9/17/2026, 00:00:00	10/17/2026, 00:00:00	✓	×	Currently valid
144.48.192.0/22BGP · IPv4	Announced prefixBGP route observation	Not applicable · BGP prefix	9/17/2026, 00:00:00	10/17/2026, 00:00:00	✓	×	Currently valid
185.125.64.0/22BGP · IPv4	Announced prefixBGP route observation	Not applicable · BGP prefix	9/17/2026, 00:00:00	10/17/2026, 00:00:00	✓	×	Currently valid
185.158.116.0/22BGP · IPv4	Announced prefixBGP route observation	Not applicable · BGP prefix	9/17/2026, 00:00:00	10/17/2026, 00:00:00	✓	×	Currently valid
185.170.36.0/22BGP · IPv4	Announced prefixBGP route observation	Not applicable · BGP prefix	9/17/2026, 00:00:00	10/17/2026, 00:00:00	✓	×	Currently valid
185.224.104.0/22BGP · IPv4	Announced prefixBGP route observation	Not applicable · BGP prefix	9/17/2026, 00:00:00	10/17/2026, 00:00:00	✓	×	Currently valid
185.224.60.0/22BGP · IPv4	Announced prefixBGP route observation	Not applicable · BGP prefix	9/17/2026, 00:00:00	10/17/2026, 00:00:00	✓	×	Currently valid
185.230.192.0/22BGP · IPv4	Announced prefixBGP route observation	Not applicable · BGP prefix	9/17/2026, 00:00:00	10/17/2026, 00:00:00	✓	×	Currently valid
185.230.232.0/22BGP · IPv4	Announced prefixBGP route observation	Not applicable · BGP prefix	9/17/2026, 00:00:00	10/17/2026, 00:00:00	✓	×	Currently valid
185.230.92.0/22BGP · IPv4	Announced prefixBGP route observation	Not applicable · BGP prefix	9/17/2026, 00:00:00	10/17/2026, 00:00:00	✓	×	Currently valid
185.231.160.0/22BGP · IPv4	Announced prefixBGP route observation	Not applicable · BGP prefix	9/17/2026, 00:00:00	10/17/2026, 00:00:00	✓	×	Currently valid
185.234.164.0/22BGP · IPv4	Announced prefixBGP route observation	Not applicable · BGP prefix	9/17/2026, 00:00:00	10/17/2026, 00:00:00	✓	×	Currently valid
185.241.20.0/22BGP · IPv4	Announced prefixBGP route observation	Not applicable · BGP prefix	9/17/2026, 00:00:00	10/17/2026, 00:00:00	✓	×	Currently valid
185.97.216.0/24BGP · IPv4	Announced prefixBGP route observation	Not applicable · BGP prefix	9/17/2026, 00:00:00	10/17/2026, 00:00:00	✓	×	Currently valid
185.97.217.0/24BGP · IPv4	Announced prefixBGP route observation	Not applicable · BGP prefix	9/17/2026, 00:00:00	10/17/2026, 00:00:00	✓	×	Currently valid
185.97.218.0/24BGP · IPv4	Announced prefixBGP route observation	Not applicable · BGP prefix	9/17/2026, 00:00:00	10/17/2026, 00:00:00	✓	×	Currently valid
185.97.219.0/24BGP · IPv4	Announced prefixBGP route observation	Not applicable · BGP prefix	9/17/2026, 00:00:00	10/17/2026, 00:00:00	✓	×	Currently valid
188.240.32.0/22BGP · IPv4	Announced prefixBGP route observation	Not applicable · BGP prefix	9/17/2026, 00:00:00	10/17/2026, 00:00:00	✓	×	Currently valid
193.124.240.0/22BGP · IPv4	Announced prefixBGP route observation	Not applicable · BGP prefix	9/17/2026, 00:00:00	10/17/2026, 00:00:00	✓	×	Currently valid
194.58.216.0/22BGP · IPv4	Announced prefixBGP route observation	Not applicable · BGP prefix	9/17/2026, 00:00:00	10/17/2026, 00:00:00	✓	×	Currently valid
213.182.64.0/19BGP · IPv4	Announced prefixBGP route observation	Not applicable · BGP prefix	9/17/2026, 00:00:00	10/17/2026, 00:00:00	✓	×	Currently valid
45.143.36.0/22BGP · IPv4	Announced prefixBGP route observation	Not applicable · BGP prefix	9/17/2026, 00:00:00	10/17/2026, 00:00:00	✓	×	Currently valid
45.151.12.0/22BGP · IPv4	Announced prefixBGP route observation	Not applicable · BGP prefix	9/17/2026, 00:00:00	10/17/2026, 00:00:00	✓	×	Currently valid
45.151.64.0/22BGP · IPv4	Announced prefixBGP route observation	Not applicable · BGP prefix	9/17/2026, 00:00:00	10/17/2026, 00:00:00	✓	×	Currently valid
45.84.140.0/22BGP · IPv4	Announced prefixBGP route observation	Not applicable · BGP prefix	9/17/2026, 00:00:00	10/17/2026, 00:00:00	✓	×	Currently valid
46.44.192.0/18BGP · IPv4	Announced prefixBGP route observation	Not applicable · BGP prefix	9/17/2026, 00:00:00	10/17/2026, 00:00:00	✓	×	Currently valid
78.152.96.0/19BGP · IPv4	Announced prefixBGP route observation	Not applicable · BGP prefix	9/17/2026, 00:00:00	10/17/2026, 00:00:00	✓	×	Currently valid
79.108.136.0/21BGP · IPv4	Announced prefixBGP route observation	Not applicable · BGP prefix	9/17/2026, 00:00:00	10/17/2026, 00:00:00	✓	×	Currently valid
79.135.32.0/19BGP · IPv4	Announced prefixBGP route observation	Not applicable · BGP prefix	9/17/2026, 00:00:00	10/17/2026, 00:00:00	✓	×	Currently valid
80.93.128.0/20BGP · IPv4	Announced prefixBGP route observation	Not applicable · BGP prefix	9/17/2026, 00:00:00	10/17/2026, 00:00:00	✓	×	Currently valid
80.93.143.0/24BGP · IPv4	Announced prefixBGP route observation	Not applicable · BGP prefix	9/17/2026, 00:00:00	10/17/2026, 00:00:00	✓	×	Currently valid
83.137.56.0/21BGP · IPv4	Announced prefixBGP route observation	Not applicable · BGP prefix	9/17/2026, 00:00:00	10/17/2026, 00:00:00	✓	×	Currently valid
87.232.160.0/19BGP · IPv4	Announced prefixBGP route observation	Not applicable · BGP prefix	10/9/2026, 16:00:00	10/17/2026, 00:00:00	✓	×	Currently valid
87.247.232.0/21BGP · IPv4	Announced prefixBGP route observation	Not applicable · BGP prefix	9/17/2026, 00:00:00	10/17/2026, 00:00:00	✓	×	Currently valid
87.247.239.0/24BGP · IPv4	Announced prefixBGP route observation	Not applicable · BGP prefix	9/17/2026, 00:00:00	10/17/2026, 00:00:00	✓	×	Currently valid
91.143.192.0/20BGP · IPv4	Announced prefixBGP route observation	Not applicable · BGP prefix	9/17/2026, 00:00:00	10/17/2026, 00:00:00	✓	×	Currently valid
91.201.104.0/24BGP · IPv4	Announced prefixBGP route observation	Not applicable · BGP prefix	9/17/2026, 00:00:00	10/17/2026, 00:00:00	✓	×	Currently valid
91.242.230.0/24BGP · IPv4	Announced prefixBGP route observation	Not applicable · BGP prefix	9/17/2026, 00:00:00	10/17/2026, 00:00:00	✓	×	Currently valid
94.138.160.0/19BGP · IPv4	Announced prefixBGP route observation	Not applicable · BGP prefix	9/17/2026, 00:00:00	10/17/2026, 00:00:00	✓	×	Currently valid

BGP prefixes have no geographic country; the column is marked not applicable.

Registration and sources

Organization: ASN-WELCOMEITALIA Vianova S.p.A
RIR: RIPE NCC
Registration country: Italy
Registration date: 5/2/2002, 15:36:10
Abuse contact: ipnoc@welcomeitalia.it

Snapshot trend

10/17/2026, 04:20:3743 v41 v665 Upstream · 103 Uncertain

10/5/2026, 10:59:4742 v41 v662 Upstream · 103 Uncertain

10/1/2026, 06:38:0242 v41 v662 Upstream · 104 Uncertain

ASN route snapshotThis page reads collected ASN, prefix, relationship and history data. External interfaces are used for initial collection and scheduled refreshes.Source keys: cha-la-external-routing · rir-rdap-asn · iana-rdap-asn-bootstrap · cha-la-bgp-observations