=== HTTP code : 200 ===

Response headers
================
HTTP/1.1 200 OK
Date: Wed, 07 Aug 2019 04:01:43 GMT
P3P: policyref=&quot;https://policies.yahoo.com/w3c/p3p.xml&quot;, CP=&quot;CAO DSP COR CUR ADM DEV TAI PSA PSD IVAi IVDi CONi TELo OTPi OUR DELi SAMi OTRi UNRi PUBi IND PHY ONL UNI PUR FIN COM NAV INT DEM CNT STA POL HEA PRE LOC GOV&quot;
X-Host: p8w69.geo.gq1.yahoo.com
X-INKT-URI: http://www.ddelab.com//tihd3/us3/index.htm
X-INKT-SITE: http://www.ddelab.com
Last-Modified: Mon, 11 Apr 2011 17:56:38 GMT
Accept-Ranges: bytes
Content-Length: 2365
Vary: Accept-Encoding
Content-Type: text/html
Age: 0
Connection: close
Server: ATS/7.1.2

Request headers
================
HEAD / HTTP/1.1
Host: ddelab.com
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
Accept: */*
Referer: https://bme.fiu.edu
Connection: close


Link is valid.