TeX Users Group (TUG)
tug.org
Get a complete DNS, email, SSL, HTTP and network analysis in seconds.
tug.org
1 IPv4 address(es) detected.
0 IPv6 address(es) detected.
3 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.
No tested DKIM selector responded.
Mail transport policy.
TLS reporting policy.
40 day(s) remaining.
Full points require at least 30 days remaining.
0 of 9 evaluated headers detected.
PTR: tug.org
Two or more IPv4 addresses receive full points.
AAAA availability.
At least one address family must resolve.
HTTP/1.1 200 OK
Final URL uses HTTPS.
46.4.94.215
Not configured
Not configured
10 tug.org.
"v=spf1 a a:freefriends.org mx:freefriends.org mx:gnu.org a:fencepost.gnu.org a:eggs.gnu.org a:eta.freefriends.org a:backup.tug.org include:_spf.google.com ~all"
tragedy.dante.de. ns2.tug.org. ns1.tug.org.
ns1.tug.org. root.tug.org. 161 10800 3600 604800 14400
Not configured
Not configured
Not configured
Not configured
Not configured
Not configured
Not configured
Not configured
Not configured
Not configured
v=spf1 a a:freefriends.org mx:freefriends.org mx:gnu.org a:fencepost.gnu.org a:eggs.gnu.org a:eta.freefriends.org a:backup.tug.org include:_spf.google.com ~all
v=DMARC1; p=none
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 - 30.6 ms - Port 465: Closed/unreachable - 114.6 ms - Port 587: Closed/unreachable - 114.6 ms -