AS18043#47 HCCG-AS - Department of Education, Hsinchu City35,584
AS131586#49 NCIC-IDC-TW - New Century InfoComm Tech Co., Ltd.32,256
AS9244#50 ASN-DYXNET-TW-AP # AS-DYXNET-TW-AP converted to ASN-DYXNET-TW-AP for RPSL compliance - Diyixian.com (TW) Limited31,232
AS17420#51 ACEREDC-TW - Acer e-Enabling Data Center, Inc.28,672
IP-to-ASN data: iptoasn.com (public domain). Snapshot downloaded 2026-11-11, refreshed daily. Ranges are what each network announces in BGP, not registry allocations. Data sources