DNS Report: nthu.edu.tw

Generated: 2026-08-10T01:52:23-05:00

30/100

Diagnostics

StatusCheckPointsDetails
ERRORIPv4 (A)0/300 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.
ERRORDNS propagation0/10Agreement between public resolvers.
OKMX records20/201 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.
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
0 antispam.net.nthu.edu.tw.
TXT
"v=spf1 include:spf.net.nthu.edu.tw ~all"
"yahoo-verification-key=LH5cWICz21iikJNt4/8PfJD0VLUOoy6AIhFJrFXVM/c="
"FxDgNu4UQGNpMbH2l4gNdJaQ21g5Cet0NCwbWINB7Wk"
"RH0ZM90H2NhVBtiwkWaoALYGaqfcTK0uyy6b-7VDGD0"
"google-site-verification=0B5UJg3hboghCu9BBXmXnYsPxUEIijsueBUvDy4cl70"
"bncVYjk6JrQLF0XiRYib3E-SdX2uCqpktvyvhOw6Pnc"
"hnomsafs4bhjd2i7hi4k8tcv2o"
"google-site-verification=pSYfM--qPcfyxX-L7rC2l_IXoxIcdqNfAsBs7IOFPYk"
NS
dns3.twaren.net.
dns3.nthu.edu.tw.
dns1.nthu.edu.tw.
dns2.nthu.edu.tw.
SOA
nthu.edu.tw. dnsmaster.nthu.edu.tw. 2026070903 28800 7200 2592000 86400
CAA
DS
DNSKEY
RRSIG
NSEC
NSEC3
SRV
NAPTR
TLSA
SSHFP