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pyasn

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library 1.6.2 ·python
verified Jun 29, 2026

pyasn is a Python module for offline IP address to Autonomous System Number (ASN) lookups. It uses a compact IP prefix trie and runs entirely offline once the data files are downloaded. Version 1.6.2 is current; releases are infrequent (last major update 2019).

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actors 3 distinct systems
last hit 13d ago MJ12bot
GPTBot
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