asn.dev

Address space

AS21056 ASN-WELCOMEITALIA

IPv4 prefixes 37 90.62K addresses
IPv6 prefixes 1
Most common size /22 IPv4
Flagged 0

Shape

Prefix sizes

IPv4
/18
/18: 1
1
/19
/19: 4
4
/20
/20: 2
2
/21
/21: 4
4
/22
/22: 24
24
/24
/24: 2
2

How this network carves its IPv4 space. A wall of /24s usually means many small customer assignments or fine-grained traffic engineering; a few short prefixes means large contiguous allocations announced whole.

Shape

Prefix sizes

IPv6
/32
/32: 1
1

Geography

Where the space lands

CountryNamePrefixes
ITItaly38

Inventory

All prefixes

38 total
PrefixFamilyAddressesCountryFlags
45.84.140.0/22IPv41,024IT
45.143.36.0/22IPv41,024IT
45.151.12.0/22IPv41,024IT
45.151.64.0/22IPv41,024IT
46.44.192.0/18IPv416,384IT
78.152.96.0/19IPv48,192IT
79.108.136.0/21IPv42,048IT
79.135.32.0/19IPv48,192IT
80.93.128.0/20IPv44,096IT
83.137.56.0/21IPv42,048IT
87.247.232.0/21IPv42,048IT
91.143.192.0/20IPv44,096IT
91.201.104.0/24IPv4256IT
91.242.230.0/24IPv4256IT
94.138.160.0/19IPv48,192IT
103.26.124.0/22IPv41,024IT
103.43.232.0/22IPv41,024IT
103.61.184.0/22IPv41,024IT
103.248.184.0/22IPv41,024IT
109.122.208.0/21IPv42,048IT
144.48.192.0/22IPv41,024IT
185.97.216.0/22IPv41,024IT
185.125.64.0/22IPv41,024IT
185.158.116.0/22IPv41,024IT
185.170.36.0/22IPv41,024IT
185.224.60.0/22IPv41,024IT
185.224.104.0/22IPv41,024IT
185.230.92.0/22IPv41,024IT
185.230.192.0/22IPv41,024IT
185.230.232.0/22IPv41,024IT
185.231.160.0/22IPv41,024IT
185.234.164.0/22IPv41,024IT
185.241.20.0/22IPv41,024IT
188.240.32.0/22IPv41,024IT
193.124.240.0/22IPv41,024IT
194.58.216.0/22IPv41,024IT
213.182.64.0/19IPv48,192IT
2a00:14f8::/32IPv6—IT