AS273547#7637 AS273547 - ST INFORMATICA E TELECOM LTDA256
AS273757#7638 AS273757 - NEW TELECOM TELECOMUNICACOES256
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