DNS Report: books.com.tw

Generated: 2026-08-09T18:46:06-05:00

53/100

Diagnostics

StatusCheckPointsDetails
OKIPv4 (A)30/301 IPv4 address(es) detected.
ERRORIPv6 (AAAA)0/100 IPv6 address(es) detected.
OKName server redundancy20/205 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.
OKPTR reverse DNS30/30PTR: www.books.com.tw
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
113.196.250.30
AAAA
CNAME
MX
5 mailgw.books.com.tw.
5 mailgw2.books.com.tw.
TXT
"google-site-verification=9VT-4Vx36cXH6qgImsOhKDRLFR_cq798w6DDWdZgtGI"
"v=spf1 ip4:113.196.250.0/23 ip4:113.196.240.0/23 ip4:122.147.170.162/32 ip4:103.125.228.0/22 ip6:2401:803e:4024:0006::/64 include:_spf.google.com -all"
NS
ns-cloud-d4.googledomains.com.
ns-cloud-d3.googledomains.com.
ns-cloud-d2.googledomains.com.
nfdns.books.com.tw.
ns-cloud-d1.googledomains.com.
SOA
ns-cloud-d1.googledomains.com. cloud-dns-hostmaster.google.com. 6 21600 3600 259200 300
CAA
DS
DNSKEY
RRSIG
NSEC
NSEC3
SRV
NAPTR
TLSA
SSHFP