The Open Graph protocol
ogp.me
The Open Graph protocol enables any web page to become a rich object in a social graph.
Get a complete DNS, email, SSL, HTTP and network analysis in seconds.
ogp.me
The Open Graph protocol enables any web page to become a rich object in a social graph.
4 IPv4 address(es) detected.
4 IPv6 address(es) detected.
2 NS record(s); 2 or more required.
Authoritative zone record.
Both DS and DNSKEY are required.
Certificate authority restriction.
Agreement between public resolvers.
0 MX record(s).
SPF policy published.
DMARC policy not found.
No tested DKIM selector responded.
Mail transport policy.
TLS reporting policy.
44 day(s) remaining.
Full points require at least 30 days remaining.
0 of 9 evaluated headers detected.
PTR: cdn-185-199-108-153.github.com
Two or more IPv4 addresses receive full points.
AAAA availability.
At least one address family must resolve.
HTTP/2 200
Final URL uses HTTPS.
185.199.108.153 185.199.109.153 185.199.111.153 185.199.110.153
2606:50c0:8002::153 2606:50c0:8003::153 2606:50c0:8001::153 2606:50c0:8000::153
Not configured
Not configured
"v=spf1 a ~all" "f09676e5fe7f4286960ae459ecf243b4" "614y1m1hgs588m0n7qh6b13cbb0q4chs"
edna.ns.cloudflare.com. norm.ns.cloudflare.com.
edna.ns.cloudflare.com. dns.cloudflare.com. 2411883648 10000 2400 604800 1800
Not configured
Not configured
Not configured
Not configured
Not configured
Not configured
Not configured
Not configured
Not configured
Not configured
v=spf1 a ~all
Not configured
Not configured
5 public resolvers queried.
8.8.8.81.1.1.19.9.9.9208.67.222.22294.140.14.14Port 25: Closed/unreachable - 0.9 ms - Port 465: Closed/unreachable - 4021 ms - Port 587: Closed/unreachable - 4013.6 ms -