view code return

Request Header Example

user-agent CCBot/2.0 (https://commoncrawl.org/faq/)
accept text/html,application/xhtml+xml,application/xml;q=0.9,*/*;q=0.8
Accept-Language en-US,en;q=0.5
If-Modified-Since Sun, 17 Feb 2019 06:00:42 GMT
host kbu.ac.kr
Cache-Control max-age=180
connection keep-alive
content-length 0