Verified65% confidenceFactExact time
An ASN (Autonomous System Number) is the basic organizational unit in the internet routing architecture, with each ASN representing a collection of IP addresses managed by a single organization.
3
Sources
65%
Confidence
Long-term
Relevance
8/10/2026
First Seen
Sources
ScrapeOps Proxy Tester：用实测数据为爬虫选对代理
Related Claims
UnverifiedAn autonomous system (AS) is the basic administrative unit in the Internet routing system, operated by a single organization, owning a set of IP address ranges under unified management, and exchanging routing information with other ASes via the Border Gateway Protocol (BGP); AS numbers are assigned by regional Internet registries and are globally unique68% similarUnverifiedTarget websites can determine whether traffic originates from a datacenter rather than ordinary residential users by querying the ASN attribution of the requesting IP.66% similarVerifiedResidential IPs are assigned to real household users by ISPs, and their ASN attribution belongs to telecommunications carriers.66% similarUnverifiedResidential proxies are harder to identify than data center IPs, because the ASN characteristics of data center IPs make them easy to identify and block in bulk.62% similarUnverifiedWhen choosing a proxy, three indicators need attention: whether the IP's ASN belongs to a mainstream local ISP, whether the IP is dedicated (non-shared), and whether the IP's geographic location matches the registration region.61% similar
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