Just a moment...
colorado.com
Get a complete DNS, email, SSL, HTTP and network analysis in seconds.
colorado.com
2 IPv4 address(es) detected.
0 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.
5 MX record(s).
SPF policy published.
DMARC policy published.
A DKIM selector was verified.
Mail transport policy.
TLS reporting policy.
47 day(s) remaining.
Full points require at least 30 days remaining.
8 of 9 evaluated headers detected.
PTR not detected.
Two or more IPv4 addresses receive full points.
AAAA availability.
At least one address family must resolve.
HTTP/2 403
Final URL uses HTTPS.
166.88.240.10 166.88.240.9
Not configured
Not configured
40 aspmx2.googlemail.com. 50 aspmx3.googlemail.com. 20 alt1.aspmx.l.google.com. 10 aspmx.l.google.com. 30 alt2.aspmx.l.google.com.
"google-site-verification=oDrbQj0UwCiPvxVUFMnRfmNOFD1JncNdaEtVkaj9qSs" "v=spf1 include:_spf.google.com include:241931962.spf01.hubspotemail.net ~all"
vera.ns.cloudflare.com. javier.ns.cloudflare.com.
javier.ns.cloudflare.com. dns.cloudflare.com. 2410252281 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 include:_spf.google.com include:241931962.spf01.hubspotemail.net ~all
v=DMARC1; p=none;
v=DKIM1; k=rsa; p=MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEA4ds2IUHZ6BA+Y+bKBBe/i40Vll5/tPDHRaQtn12qEcv9NByugwbL84mvknCtXEIIFzByaOgAxQQdB8nYJswT/nh6AQm8TQZGY+mjMKGoh05ydLA6LkNhNn6UWwiNcMaF0uMS3QlVHUeyMkugiovT3bsyziladHP6jYf30hpF3P2p3q/ZtU9RT85zprAlMdvmE7DvZK79Kh60+OW6Jku0h0FIgy9sFvgSz2KFotmS0i8dN3QkHENp1bzqQViM+uh5g09PV/4TCYbllXE9mRVPty/Mdf96w4oJcx6IH8PyCFKEU1ui7R9aow1O5tRaj6VBzAesh3/l1Kx0/hDajRImQQIDAQAB
5 public resolvers queried.
8.8.8.81.1.1.19.9.9.9208.67.222.22294.140.14.14Port 25: Closed/unreachable - 1.3 ms - Port 465: Closed/unreachable - 4020.7 ms - Port 587: Closed/unreachable - 4014.7 ms -