PASS test server is up == Canonical absolute HTTPS metadata (Host spoofed) == PASS page returns 200 PASS og:url is absolute canonical HTTPS PASS og:image is the absolute canonical preview URL PASS og:image:secure_url present PASS spoofed Host never appears in metadata == Required metadata tags == PASS og:type website PASS og:site_name Calee Calendar PASS og:image:type image/png PASS og:image:width 1200 PASS og:image:height 630 PASS twitter:card summary_large_image PASS twitter:image present == Versioned og:image URL == PASS og:image carries a version param PASS version is -r-s and URL-safe PASS og:image version reflects summaries-off default (-s0) PASS twitter:image carries the same version PASS canonical og:url does NOT carry the image version PASS same content yields the same og:image version PASS different ICS content yields a different og:image version == Metadata escaping == PASS no raw