AS20031#4676 SDP-ASN - The School District of Pittsburgh4,096
AS20167#4677 BLAST-IU17 - BLaST Intermediate Unit #174,096
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