AS21430 81.0.227.144/28 CIDR and IP Range Summary.ASN: 21430 - WIA spol. s.r.o.Host Count: 14Addressable IPs: 16 81.0.227.14581.0.227.14681.0.227.14781.0.227.14881.0.227.14981.0.227.15081.0.227.15181.0.227.15281.0.227.15381.0.227.15481.0.227.15581.0.227.15681.0.227.15781.0.227.15881.0.227.15981.0.227.160