此响应头返回什么服务器？ nginx或apache吗？
access-control-allow-headers: Origin, No-Cache, X-Requested-With, Content-Type, Verification-Hash, User-Id, User-Token
access-control-allow-methods: GET, POST, HEAD, PUT, DELETE
access-control-allow-origin: *
access-control-max-age: 36000
cache-control: max-age=0
content-type: application/json;charset=UTF-8
date: Wed, 03 Jul 2019 12:15:06 GMT
expires: Wed, 03 Jul 2019 12:15:06 GMT
server: jfe
status: 200