Blackboardchina.cn
Server | Apache-Coyote/1.1 |
P3P | CP="CAO PSA OUR" |
X-Blackboard-appserver | app2016.bb.com |
X-Blackboard-product | Blackboard Learn |
Pragma | private |
Cache-Control | private, max-age=0, |
Last-Modified | Sat, 02 Nov 1996 14: |
Expires | Mon, 02 Nov 2015 14: |
X-Frame-Options | SAMEORIGIN |
Content-Security-Policy | frame-ancestors 'sel |
Content-Type | text/html;charset=UT |
Transfer-Encoding | chunked |
Content-Encoding | gzip |
Vary | Accept-Encoding |