=== HTTP code : 200 ===

Response headers
================
HTTP/1.1 301 Moved Permanently
Server: AkamaiGHost
Content-Length: 0
Location: https://www.southwest.com/html/cs/travel_center/routemap_dyn.html
Date: Mon, 29 Jul 2019 01:06:26 GMT
Connection: close
Set-Cookie: akavpau_prod_fullsite=1564362416~id=f0a4b065d0c6c4fc743946cd074a0f9a; Path=/

HTTP/1.1 200 OK
Server: Apache-Coyote/1.1
Content-Type: text/html;charset=utf-8
Content-Language: en-US
X-Swa-ws: Aecom18070snw65
X-Frame-Options: SAMEORIGIN
X-XSS-Protection: 1
Date: Mon, 29 Jul 2019 01:06:26 GMT
Connection: close
Set-Cookie: JSESSIONID=24B87C29F62FA8EDF9CA13E5365EAB4B; Path=/flight/; Secure; HttpOnly
Set-Cookie: SwaSessionCookie=34235FC0942C4C188D5CB708868B02FC; path=/; domain=.southwest.com; HttpOnly; Secure;
Set-Cookie: SwaRegionCookie=sdc; path=/; domain=.southwest.com; HttpOnly; Secure;
Set-Cookie: akavpau_prod_fullsite=1564362416~id=f0a4b065d0c6c4fc743946cd074a0f9a; Path=/
Strict-Transport-Security: max-age=600

Request headers
================
HEAD /html/cs/travel_center/routemap_dyn.html HTTP/1.1
User-Agent: Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/70.0.3538.102 Safari/537.36
Host: www.southwest.com
Accept: */*
Referer: https://ssdp.org
Connection: close


Link is valid.