DNS Report: zhukao.com.cn

Generated: 2026-08-10T04:44:17-05:00

60/100

Diagnostics

StatusCheckPointsDetails
OKIPv4 (A)30/301 IPv4 address(es) detected.
ERRORIPv6 (AAAA)0/100 IPv6 address(es) detected.
OKName server redundancy20/204 NS record(s); 2 or more required.
OKSOA record10/10Authoritative zone record.
ERRORDNSSEC chain0/15Both DS and DNSKEY are required.
ERRORCAA policy0/5Certificate authority restriction.
OKDNS propagation10/10Agreement between public resolvers.
OKMX records20/202 MX record(s).
ERRORSPF0/25SPF policy not found.
ERRORDMARC0/25DMARC policy not found.
ERRORDKIM0/20No tested DKIM selector responded.
ERRORMTA-STS0/5Mail transport policy.
ERRORTLS-RPT0/5TLS reporting policy.
OKValid TLS certificate55/5569 day(s) remaining.
OKCertificate lifetime10/10Full points require at least 30 days remaining.
ERRORHTTP security headers0/350 of 9 evaluated headers detected.
ERRORPTR reverse DNS0/30PTR not detected.
WARNINGIPv4 diversity20/35Two or more IPv4 addresses receive full points.
ERRORIPv6 connectivity0/35AAAA availability.
OKDNS resolution40/40At least one address family must resolve.
OKHTTP response40/40HTTP/2 200
OKHTTPS final URL20/20Final URL uses HTTPS.

DNS Records

TipoValues
A
116.62.242.3
AAAA
CNAME
MX
5 mxbiz1.qq.com.
10 mxbiz2.qq.com.
TXT
NS
f1g1ns2.dnspod.net.
f1g1ns1.dnspod.net.
vip1.alidns.com.
vip2.alidns.com.
SOA
vip1.alidns.com. hostmaster.hichina.com. 2026060216 3600 1200 86400 600
CAA
DS
DNSKEY
RRSIG
;; communications error to 69.64.44.20#53: timed out
NSEC
NSEC3
SRV
NAPTR
TLSA
SSHFP