DNS Report: szys2022.cn

Generated: 2026-08-10T00:50:04-05:00

35/100

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.
ERRORMX records0/200 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.
ERRORValid TLS certificate0/55No valid certificate was retrieved.
ERRORCertificate lifetime0/10Full points require at least 30 days remaining.
ERRORHTTP security headers0/350 of 9 evaluated headers detected.
OKPTR reverse DNS30/30PTR: ecs-121-37-15-216.compute.hwclouds-dns.com
WARNINGIPv4 diversity20/35Two or more IPv4 addresses receive full points.
ERRORIPv6 connectivity0/35AAAA availability.
OKDNS resolution40/40At least one address family must resolve.
ERRORHTTP response0/40No successful HTTP response.
OKHTTPS final URL20/20Final URL uses HTTPS.

DNS Records

TipoValues
A
121.37.15.216
AAAA
CNAME
MX
TXT
;; communications error to 69.64.44.20#53: timed out
"2026072100000002z20bfgfdbtbppg0fyj8v9948jgeib8h542okbger0qi45tkf"
NS
ns1.huaweicloud-dns.org.
ns1.huaweicloud-dns.cn.
ns1.huaweicloud-dns.net.
ns1.huaweicloud-dns.com.
SOA
ns1.huaweicloud-dns.org. 403373515.qq.com. 1 7200 900 1209600 300
CAA
DS
;; communications error to 69.64.44.20#53: timed out
DNSKEY
RRSIG
;; communications error to 69.64.44.20#53: timed out
;; communications error to 69.64.44.50#53: timed out
; <<>> DiG 9.18.39-0ubuntu0.22.04.4-Ubuntu <<>> szys2022.cn RRSIG +short +time=1 +tries=1
;; global options: +cmd
;; no servers could be reached
NSEC
NSEC3
SRV
NAPTR
TLSA
SSHFP