HTTPS: Everywhere for htxps://www.abiresearch.com/ with issues?

Are there issues because of this?
Re: https://www.eff.org/https-everywhere/atlas/domains/abiresearch.com.html

HTTP Server nginx 1.4.6 Outdated - excessive server header information proliferation - version number should not be given!
Server is vulnerable and exploitable: http://www.intelligentexploit.com/view-details.html?id=18852
& https://www.vulnerabilitycenter.com/#!vul=43806
his server may be impacted by the Poodle vulnerability.
This server is safe from the FREAK vulnerability.
This site is safe from the Heartbleed vulnerability.
This server is safe from Poodle (TLS) vulnerability → info https://ssltools.thawte.com/checker/views/certCheck.jsp
Disable SSLv3 and use TLS 1.0 or higher.
Certificate status may be out-of-date
The certificate’s revocation status could not be verified. For best results, check the certificate installation at a later time. If the problem persists, contact your certificate issuer.
Signature Algorithm sha1WithRSAEncryption (SHA-1 is being phased out)
Security header status → http://www.webpagescreenshot.info/img/550d6fd7675759-34202456

Analytics tracker mainly analytics tracking txt file attached - for research purposes only.
Do not open links inside a browser.

Re: http://toolbar.netcraft.com/site_report/?url=https%3A%2F%2Fwww.abiresearch.com%2F
Revocation check - in the commad prompt - “certsrv.msv /e”

pol