AS21155 91.142.240.0/20 CIDR and IP Range Summary.ASN: 21155 - Signet B.V.Host Count: 4094Addressable IPs: 409691.142.240.0/2491.142.241.0/2491.142.242.0/2491.142.243.0/2491.142.244.0/2491.142.245.0/2491.142.246.0/2491.142.247.0/2491.142.248.0/2491.142.249.0/2491.142.250.0/2491.142.251.0/2491.142.252.0/2491.142.253.0/2491.142.254.0/2491.142.255.0/24