DNS Report: flippingbook.com

Generated: 2026-08-08T22:31:16-05:00

82/100

Diagnostics

StatusCheckPointsDetails
OKIPv4 (A)30/301 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 records20/206 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.
OKValid TLS certificate55/5585 day(s) remaining.
OKCertificate lifetime10/10Full points require at least 30 days remaining.
WARNINGHTTP security headers19/355 of 9 evaluated headers detected.
OKPTR reverse DNS30/30PTR: ec2-3-86-120-57.compute-1.amazonaws.com
WARNINGIPv4 diversity20/35Two 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
3.86.120.57
AAAA
CNAME
MX
20 mail-out.flippingbook.com.
1 aspmx.l.google.com.
5 alt1.aspmx.l.google.com.
5 alt2.aspmx.l.google.com.
10 alt3.aspmx.l.google.com.
10 alt4.aspmx.l.google.com.
TXT
"pinterest-site-verification=2471a85c9d1fa993736b484575c698c0"
"apple-domain-verification=0DaNALzfZVtlsDLu"
"google-site-verification=FkFYeZcM8QumJcJ4zh1IREZcT4ERjnYPJqaBw-ayrMQ"
"google-site-verification=j9JMUKYFUy_wowDxn7dNu1g-dtP0nFTawdO3MA4gzWA"
"v=spf1 mx ip4:44.197.27.142 include:mail.zendesk.com include:spf.mandrillapp.com include:servers.mcsv.net include:_spf.google.com ~all"
"yahoo-verification-key=c6HDbLxaLhWLyZ+qRUd9Zt/gMuoytqQP8nJBEMcYnFM="
"google-site-verification=_Yf3cG13GgmuQTujaypgUIlKMSSaqFlg88eczSe1MwM"
"google-site-verification=tauqtG7_w_McWkWnHf4w62Sp8NJ3lfYH5EL7RicYhkk"
"google-site-verification=NGt6Oetv-U6GAt2RRFcf6yIob260IHdAgtj6_lrLMbQ"
"yahoo-verification-key=07OfRpQLBbg4b/68LHodRCNz8zsod/FZi/i7Llwdu/Y="
NS
ns-1554.awsdns-02.co.uk.
ns-996.awsdns-60.net.
ns-264.awsdns-33.com.
ns-1245.awsdns-27.org.
SOA
ns-264.awsdns-33.com. awsdns-hostmaster.amazon.com. 20160707 7200 900 1209600 86400
CAA
DS
DNSKEY
RRSIG
NSEC
NSEC3
SRV
NAPTR
TLSA
SSHFP