Heroku速度快的IP | 丑锉穷的博客

印象中heroku.com速度很慢。
无意中发现，家里移动网DNS解析出来的IP是34开头，其他DNS解析出来的都是52开头，这个34开头的IP，速度比52的快上不少。

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dig still-spire-92883.herokuapp.com ; <<>> DiG 9.10.3-P4-Ubuntu <<>> still-spire-92883.herokuapp.com ;; global options: +cmd ;; Got answer: ;; ->>HEADER<<- opcode: QUERY, status: NOERROR, id: 2105 ;; flags: qr rd ra; QUERY: 1, ANSWER: 9, AUTHORITY: 4, ADDITIONAL: 4 ;; OPT PSEUDOSECTION: ; EDNS: version: 0, flags:; udp: 1280 ;; QUESTION SECTION: ;still-spire-92883.herokuapp.com. IN A ;; ANSWER SECTION: still-spire-92883.herokuapp.com. 129 IN CNAME us-east-1-a.route.herokuapp.com. us-east-1-a.route.herokuapp.com. 60 IN A 34.231.64.128 us-east-1-a.route.herokuapp.com. 60 IN A 34.225.198.210 us-east-1-a.route.herokuapp.com. 60 IN A 34.231.14.184 us-east-1-a.route.herokuapp.com. 60 IN A 34.224.118.203 us-east-1-a.route.herokuapp.com. 60 IN A 34.237.148.235 us-east-1-a.route.herokuapp.com. 60 IN A 34.235.5.195 us-east-1-a.route.herokuapp.com. 60 IN A 34.206.117.105 us-east-1-a.route.herokuapp.com. 60 IN A 34.231.206.105