DNS Report: zju.edu.cn

Generated: 2026-08-09T02:42:07-05:00

16/100

Diagnostics

StatusCheckPointsDetails
ERRORIPv4 (A)0/300 IPv4 address(es) detected.
ERRORIPv6 (AAAA)0/100 IPv6 address(es) detected.
ERRORName server redundancy0/201 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.
ERRORDNS propagation0/10Agreement between public resolvers.
OKMX records20/202 MX record(s).
OKSPF25/25SPF policy published.
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.
ERRORPTR reverse DNS0/30PTR not detected.
ERRORIPv4 diversity0/35Two or more IPv4 addresses receive full points.
ERRORIPv6 connectivity0/35AAAA availability.
ERRORDNS resolution0/40At least one address family must resolve.
ERRORHTTP response0/40No successful HTTP response.
OKHTTPS final URL20/20Final URL uses HTTPS.

DNS Records

TipoValues
A
AAAA
CNAME
MX
5 mx-zju-edu-cn.icoremail.net.
10 gw.zju.edu.cn.
TXT
"adobe-idp-site-verification=c05564aaf33b6f65f03e35303f864512cc849705afd5cb3426e752a72e0d4b30"
"bzt0xy4hkr6xwkm8srkxzmnjpsjnrlls"
"v=spf1 ip4:61.164.42.151 ip4:61.164.42.154 ip4:210.32.2.5 ip4:210.32.159.120 ip4:210.32.159.121 ip4:210.32.159.58 ip4:61.164.42.155 ip4:124.160.105.205 ip4:183.247.180.70 ip4:218.108.29.103 ip4:210.32.2.4 ip4:210.32.2.6 ip4:210.32.157.252 a:hwpl.icoremail" ".net include:spf.icoremail.net -all"
NS
ldns.zju.edu.cn.
SOA
alpha.zju.edu.cn. root.zju.edu.cn. 2100001047 10800 900 604800 86400
CAA
DS
DNSKEY
RRSIG
NSEC
NSEC3
SRV
NAPTR
TLSA
SSHFP