Resolve a DOI Name
dx.doi.org
Get a complete DNS, email, SSL, HTTP and network analysis in seconds.
dx.doi.org
3 IPv4 address(es) detected.
3 IPv6 address(es) detected.
0 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 not found.
DMARC policy not found.
No tested DKIM selector responded.
Mail transport policy.
TLS reporting policy.
67 day(s) remaining.
Full points require at least 30 days remaining.
2 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/2 200
Final URL uses HTTPS.
104.26.5.132 172.67.69.3 104.26.4.132
2606:4700:20::ac43:4503 2606:4700:20::681a:484 2606:4700:20::681a:584
Not configured
Not configured
Not configured
Not configured
Not configured
Not configured
Not configured
Not configured
Not configured
\000.dx.doi.org. A PTR HINFO MX TXT AAAA LOC SRV NAPTR CERT SSHFP RRSIG NSEC TLSA SMIMEA HIP OPENPGPKEY SVCB HTTPS URI CAA
Not configured
Not configured
Not configured
Not configured
Not configured
Not configured
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 - 4018.8 ms - Port 587: Closed/unreachable - 4017.3 ms -