DNS Report: seu.edu.cn

Generated: 2026-08-10T14:54:50-05:00

50/100

Diagnostics

StatusCheckPointsDetails
OKIPv4 (A)30/301 IPv4 address(es) detected.
ERRORIPv6 (AAAA)0/100 IPv6 address(es) detected.
OKName server redundancy20/202 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).
OKSPF25/25SPF policy published.
OKDMARC25/25DMARC policy published.
OKDKIM20/20A DKIM selector was verified.
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.
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.
ERRORHTTP response0/40No successful HTTP response.
OKHTTPS final URL20/20Final URL uses HTTPS.

DNS Records

TipoValues
A
58.192.118.142
AAAA
CNAME
MX
5 hzmx01.mxmail.netease.com.
10 hzmx02.mxmail.netease.com.
TXT
"v=spf1 include:spf.163.com -all"
"adobe-idp-site-verification=1cd313c6e46bd059f2ad7e3860019ed0254754c9d5cd2ed3b39c80ce8c0032dc"
"adobe-idp-site-verification=6bf324f0598aadd1d2cb15d8b7d1c089c2e840251fa2d7beebba7b29080a7abb"
NS
seic8.seu.edu.cn.
seic2.seu.edu.cn.
SOA
seic2.seu.edu.cn. root.seic2.seu.edu.cn. 2023103977 3600 1800 604800 3600
CAA
DS
DNSKEY
RRSIG
NSEC
NSEC3
SRV
NAPTR
TLSA
SSHFP