DNS Report: atmarkit.co.jp

Generated: 2026-08-10T21:35:52-05:00

77/100

Diagnostics

StatusCheckPointsDetails
OKIPv4 (A)30/302 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.
OKMX records20/201 MX record(s).
OKSPF25/25SPF policy published.
OKDMARC25/25DMARC policy published.
ERRORDKIM0/20No tested DKIM selector responded.
ERRORMTA-STS0/5Mail transport policy.
ERRORTLS-RPT0/5TLS reporting policy.
OKValid TLS certificate55/55135 day(s) remaining.
OKCertificate lifetime10/10Full points require at least 30 days remaining.
WARNINGHTTP security headers8/352 of 9 evaluated headers detected.
OKPTR reverse DNS30/30PTR: ec2-54-168-71-45.ap-northeast-1.compute.amazonaws.com
OKIPv4 diversity35/35Two or more IPv4 addresses receive full points.
ERRORIPv6 connectivity0/35AAAA availability.
OKDNS resolution40/40At least one address family must resolve.
OKHTTP response40/40HTTP/2 200
OKHTTPS final URL20/20Final URL uses HTTPS.

DNS Records

TipoValues
A
54.168.71.45
35.74.125.57
AAAA
CNAME
MX
10 anymx02.itmedia.co.jp.
TXT
"google-site-verification=W5rlHTn_CF51EeuzZg6M3nHAdKjRQa2hnQZH9bY1mIM"
"v=spf1 a:spf.itmedia.co.jp a:spf-magfire.itmedia.co.jp +ip4:113.35.66.0/24 a:spf-sgp.itmedia.co.jp ~all"
NS
ns-270.awsdns-33.com.
ns-1481.awsdns-57.org.
ns-1657.awsdns-15.co.uk.
ns-708.awsdns-24.net.
SOA
ns-270.awsdns-33.com. awsdns-hostmaster.amazon.com. 1 7200 900 1209600 86400
CAA
DS
DNSKEY
RRSIG
NSEC
NSEC3
SRV
NAPTR
TLSA
SSHFP