Show HN: IP Tools (Ipaddress.to)
开发者因寻找简单、实惠且可靠的网络工具而遇到困难，于是创建了 ipaddress.to。该网站提供浏览器扩展、WhoIs查询、DNS查询和IP地址评分等功能，旨在帮助开发者快速获取网站托管信息、域名注册详情、DNS传播状态以及判断IP地址是否为恶意流量。作者希望打造一个稳定、免费或低价的工具服务，并诚邀用户反馈改进建议。
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The author noticed that, for their personal blog, RSS feeds send more traffic than Google. They have not focused on aggressive SEO but maintain a semantic layout with metadata.
The author added a local, privacy-first GeoIP tracking tool to their blog to get a rough idea of where RSS subscribers are from. They acknowledge limitations such as VPN use and IP changes.