北京大学综合地质实习平台
geopku.cn
北京大学综合地质实习平台静态首页
Get a complete DNS, email, SSL, HTTP and network analysis in seconds.
geopku.cn
北京大学综合地质实习平台静态首页
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.
0 MX record(s).
SPF policy not found.
DMARC policy not found.
No tested DKIM selector responded.
Mail transport policy.
TLS reporting policy.
48 day(s) remaining.
Full points require at least 30 days remaining.
1 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.
139.129.24.154
Not configured
Not configured
Not configured
Not configured
dns10.hichina.com. dns9.hichina.com.
dns9.hichina.com. hostmaster.hichina.com. 2026052809 3600 1200 86400 600
Not configured
Not configured
Not configured
Not configured
Not configured
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 - 0.6 ms - Port 465: Closed/unreachable - 4020.5 ms - Port 587: Closed/unreachable - 4020.7 ms -