少数派 - 高效工作,品质生活
sspai.com
少数派致力于更好地运用数字产品或科学方法,帮助用户提升工作效率和生活品质
Get a complete DNS, email, SSL, HTTP and network analysis in seconds.
sspai.com
少数派致力于更好地运用数字产品或科学方法,帮助用户提升工作效率和生活品质
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 not found.
No tested DKIM selector responded.
Mail transport policy.
TLS reporting policy.
192 day(s) remaining.
Full points require at least 30 days remaining.
0 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/1.1 200 OK
Final URL uses HTTPS.
119.23.141.248
Not configured
Not configured
10 m1.feishu.cn.
"google-site-verification=okNKaQuPj-Rqqbg-p7MK5xbh-ygAyShNfF5klSPU8Tw" "verification-code-site-App_feishu=WnWHw5qzsvOaIF3eyM7H" "v=spf1 +include:_netblocks.m.feishu.cn ~all"
dns18.hichina.com. dns17.hichina.com.
dns17.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
v=spf1 +include:_netblocks.m.feishu.cn ~all
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 - 44.9 ms - Port 465: Closed/unreachable - 4055.2 ms - Port 587: Closed/unreachable - 4020.9 ms -