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pngtree.com
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pngtree.com
2 IPv4 address(es) detected.
2 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.
2 MX record(s).
SPF policy published.
DMARC policy published.
No tested DKIM selector responded.
Mail transport policy.
TLS reporting policy.
94 day(s) remaining.
Full points require at least 30 days remaining.
8 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/2 403
Final URL uses HTTPS.
104.18.3.157 104.18.2.157
2606:4700::6812:29d 2606:4700::6812:39d
Not configured
10 mxbiz2.qq.com. 5 mxbiz1.qq.com.
"0wpfcgdnrqmb9rhgmgnzhn1q4w6qj3f4" "tfdy11tnl8c6v3yrsx2mqvg1rwzy78cf" "v=spf1 include:spf.mail.qq.com ~all"
addilyn.ns.cloudflare.com. gordon.ns.cloudflare.com.
addilyn.ns.cloudflare.com. dns.cloudflare.com. 2410280474 10000 2400 604800 1800
Not configured
Not configured
Not configured
Not configured
Not configured
Not configured
Not configured
Not configured
Not configured
Not configured
v=spf1 include:spf.mail.qq.com ~all
v=DMARC1;p=none;rua=mailto:mailauth-reports@qq.com
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 - 29.8 ms - Port 465: Closed/unreachable - 4048.5 ms - Port 587: Closed/unreachable - 4048.1 ms -