DNS Report: okayama-u.ac.jp

Generated: 2026-08-11T02:20:00-05:00

30/100

Diagnostics

StatusCheckPointsDetails
ERRORIPv4 (A)0/300 IPv4 address(es) detected.
ERRORIPv6 (AAAA)0/100 IPv6 address(es) detected.
OKName server redundancy20/203 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.
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
10 okayama-u.in.tmems-jp.trendmicro.com.
100 okayamau-ac-jp01i.mail.protection.outlook.com.
TXT
"D60EAFA3471FB562825C3B1A09F3E362"
"MS=ms93828235"
"google-site-verification=tHPB4Lfk9b9PQCFrMY5zWOgxucCegdaEfcLTybgKFlE"
"v=spf1 +ip4:150.46.12.0/24 +ip4:150.46.138.126 include:spf.protection.outlook.com ~all"
"google-site-verification=5uINOP11SnIOCr1iwAS9CpMA-4AT7M9RfXbJA_iZ4xI"
"tmes=87b51efee43566a451c8dda31d67b0a9"
NS
ouns2.okayama-u.ac.jp.
ouns1.okayama-u.ac.jp.
ouns3.okayama-u.ac.jp.
SOA
ouns1.okayama-u.ac.jp. postmaster.okayama-u.ac.jp. 2026072201 3600 300 3600000 86400
CAA
DS
DNSKEY
RRSIG
NSEC
NSEC3
SRV
NAPTR
TLSA
SSHFP