Unverified50% confidenceFactExact time

全球每天发送的邮件中有超过45%是垃圾邮件，2023年在某些统计口径下接近48%，每天约有超过1600亿封垃圾邮件流转

1

Sources

50%

Confidence

Medium-term (~90 days)

Relevance

8/23/2026

First Seen

Valid until: 11/21/2026

Sources

Hansel: A Self-Hosted Encrypted Email Service as a Privacy-First Alternative to Gmail

Related Entities

垃圾邮件concept

Related Claims

Unverified1990年代末至2000年代初，垃圾邮件一度占据全球邮件流量的90%以上72% similar Unverified据估计全球超过30亿个邮箱受到Spamhaus数据库的保护69% similar UnverifiedApproximately 500–1,000 emails circulate on the LKML list each day.66% similar Unverified每天全球产生的数字内容超过2.5亿TB66% similar Unverified5亿订阅相当于全球约6%的人口，约为美国人口的1.5倍65% similar

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Stable URI

https://kongchang.com/claim/789859

API

curl https://kongchang.com/api/v1/knowledge/claims/789859

MCP

get_claim(id=789859)