John December johndecember.com Communications Media Photography Writing
december.com
A World Wide Web-based communications company offering online publications related to Internet use, development, reference, and understanding.
Get a complete DNS, email, SSL, HTTP and network analysis in seconds.
december.com
A World Wide Web-based communications company offering online publications related to Internet use, development, reference, and understanding.
1 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.
1 MX record(s).
SPF policy published.
DMARC policy published.
A DKIM selector was verified.
Mail transport policy.
TLS reporting policy.
77 day(s) remaining.
Full points require at least 30 days remaining.
0 of 9 evaluated headers detected.
PTR: s285.sureserver.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.
192.252.144.35
Not configured
Not configured
0 mail.december.com.
"v=spf1 a mx include:server285.smtp-spf.sureserver.com ~all"
ns1.server285.com. ns2.server285.com.
ns1.server285.com. hostmaster.december.com. 1786421439 16384 2048 1048576 2560
Not configured
Not configured
Not configured
Not configured
Not configured
Not configured
Not configured
Not configured
Not configured
Not configured
v=spf1 a mx include:server285.smtp-spf.sureserver.com ~all
v=DMARC1; p=none;
v=DKIM1; k=rsa; p=MIGfMA0GCSqGSIb3DQEBAQUAA4GNADCBiQKBgQDG2Rbted8ljDt/isFvJtogLPZ+UuNp1r32CqJ5FIsBB/Zaff136HtkIaTFEbKl5Xbm+Za3+SvY5wrsWKPikqXE3MjrN2zb9Kgi7geMrT5R76+RJgcwyLLrlfotzm7M1oEsImyKI/cYUpDJJNo+WPZ9yDIAC9t640r+EBMNZ03vLwIDAQAB
5 public resolvers queried.
8.8.8.81.1.1.19.9.9.9208.67.222.22294.140.14.14Port 25: Closed/unreachable - 26.6 ms - Port 465: Closed/unreachable - 25.3 ms - Port 587: Closed/unreachable - 51.5 ms - 220 server285.com ESMTP