AS9021 90.158.252.0/22 CIDR and IP Range Summary.ASN: 9021 - Is Net Elektonik Bilgi Uretim Dagitim Ticaret ve Iletisim Hizmetleri A.S.Host Count: 1022Addressable IPs: 102490.158.252.0/2490.158.253.0/2490.158.254.0/2490.158.255.0/24