DNS Report: issuu.com

Generated: 2026-08-08T17:14:43-05:00

82/100

Diagnostics

StatusCheckPointsDetails
OKIPv4 (A)30/304 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.
OKDNSSEC chain15/15DS and DNSKEY detected.
ERRORCAA policy0/5Certificate authority restriction.
OKDNS propagation10/10Agreement between public resolvers.
OKMX records20/205 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 certificate55/5557 day(s) remaining.
OKCertificate lifetime10/10Full points require at least 30 days remaining.
WARNINGHTTP security headers12/353 of 9 evaluated headers detected.
ERRORPTR reverse DNS0/30PTR not detected.
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
151.101.193.55
151.101.129.55
151.101.1.55
151.101.65.55
AAAA
CNAME
MX
20 alt1.aspmx.l.google.com.
40 aspmx2.googlemail.com.
30 alt2.aspmx.l.google.com.
10 aspmx.l.google.com.
50 aspmx3.googlemail.com.
TXT
"facebook-domain-verification=rfrx5vjx0elz3n83h0ydr94nlkptkr"
"google-site-verification=3yHgeX--mAcr74szFR5gTbIbD1TkraSFdZS_xIm9jMY"
"google-site-verification=xh0flAgyOL5F8z5FQTMUnk4Z0nYehx9lPsDq1d2ntFY"
"atlassian-domain-verification=+SyUybAN4ilkkpHjnTS9UW9fhbIiAlFXshc97OU0IZw+UHVP0I9omo5Jzo7Qg7K+"
"TAILSCALE-QTxUnggBiedjypLchTwB"
"v=spf1  include:mail.zendesk.com  include:_spf.sparkpostmail.com include:_spf.google.com include:amazonses.com include:spf.mandrillapp.com -all"
"google-site-verification=p_DY5uxkB0uAYklg-sR0Lii2bYnF6ZooXcw2Eyi4rL8"
"miro-verification=50d48af206c43d8ba6a5c568d0b68365b08fd197"
"google-site-verification=0H3HL1KxMhfdap89AcuCKadjU2QFxgZ0I7CXePAEReE"
"apple-domain-verification=ElKeVvlCb1VtMkhI"
"google-site-verification=GBizRM9Z_p17clZXSQMnJjIdyXLjCoDJY6aYG-kbwnQ"
"fastly-domain-delegation-00331056-2025326"
"docusign=828dd772-5bf2-4d4a-9956-c6b07049c55b"
"google-site-verification=c6Hy78bVIo4EsMFlp02T8dC2rg_2s2kqhDdVkSQcNFQ"
"mixpanel-domain-verify=3d34b526-2c05-4de4-a475-bdc5b58f49c8"
"rippling-domain-verification=217697edd61756fc"
"MS=ms41162561"
"google-site-verification=5CyB-vqN7byHfN1pa3hf-FFj_ecJbkgBJ7iJr3nso98"
"google-site-verification=JO5hAUdeQB6RbQhV-_AKYyv6xfJnmVKuTkYtkZYhcLk"
NS
ns-426.awsdns-53.com.
ns-1582.awsdns-05.co.uk.
ns-1343.awsdns-39.org.
ns-757.awsdns-30.net.
SOA
ns-1582.awsdns-05.co.uk. awsdns-hostmaster.amazon.com. 1 7200 900 1209600 86400
CAA
DS
36021 13 2 CBEB6C7AC29F3A65C4534DD67357B8B8B7C76539590D9B03DBBE711C B97E52F9
DNSKEY
256 3 13 SziqGpBaGw6LdVSP8WT8pf+Z5GP3Fe9QqhF1DkPe8lqzM8R11/wHVF7D b+8g3Matwx4xpBgodgDbcq+i5ygwyg==
256 3 13 uov169Z+gcK61OGolYZabPfDyiPuSE7j8GsHfqTEcbz2NnzBAIcHo1Ev UDjsquno16W26YyoV5lnuF4UxZhv6A==
257 3 13 trhABHK+DKZ6amaoNUIzCrlJa7MCu7n4u90P68CnF1cgb477mk19jQgC jeXbyzyxUho0tsVH9R18AlXoHNGeEQ==
RRSIG
NSEC
NSEC3
SRV
NAPTR
TLSA
SSHFP