DNS Report: code.org

Generated: 2026-08-09T04:16:39-05:00

77/100

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.
ERRORDNSSEC chain0/15Both DS and DNSKEY are required.
ERRORCAA policy0/5Certificate authority restriction.
ERRORDNS propagation0/10Agreement 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 certificate55/5588 day(s) remaining.
OKCertificate lifetime10/10Full points require at least 30 days remaining.
WARNINGHTTP security headers4/351 of 9 evaluated headers detected.
OKPTR reverse DNS30/30PTR: server-108-157-142-80.mci50.r.cloudfront.net
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
108.157.142.80
108.157.142.96
108.157.142.81
108.157.142.39
AAAA
CNAME
MX
5 alt1.aspmx.l.google.com.
10 aspmx2.googlemail.com.
10 aspmx3.googlemail.com.
1 aspmx.l.google.com.
5 alt2.aspmx.l.google.com.
TXT
"google-site-verification=MEP5IUpWIF4sLlOnOyFoy8IB9KA-aZmKBukf30eO4-Y"
"sending_domain1121843=909326644e56ca9f0d77cbc24cd152887da893af83565426791cae05db1e0628"
"atlassian-domain-verification=OTixRADMse89Mpeybwy2m81PhC7hgIimN7beU8xwqsKK6TjWxiWV9uoRr8fhh/SH"
"google-site-verification=rlD0fAw4zex4U4XrrJn3Zf--QddLebZcb5seIznZ1_4"
"pardot1121843=294f355dc244184aa79a9d92d7e82dbe6b4e3486bb2b74be1cabe0af2b14981d"
"google-site-verification=nD5EO832vd1LtEqVpphjLkH_nV4gxUKQb7MRotRUUkY"
"v=spf1 include:amazonses.com include:_spf.google.com include:mail.zendesk.com include:aspmx.pardot.com include:44976903.spf05.hubspotemail.net include:spf.mailjet.com include:_spf.mlsend.com ~all"
"d1l2ndf1rv58my.cloudfront.net"
"1password-site-verification=TPIIQMLIDNFZVKFU4KF3R72LRM"
"MS=ms84680364"
"facebook-domain-verification=wvqcv3rz5jjrhuaoeyedkmqtyugi7b"
"t9dtxv28tq4n7tbn7355t26r62jtyh19"
"bugcrowd-verification=4e328e2cf7e9d86a17f10faeceeedd3e"
"google-site-verification=-E_rSfU2SJ037l6KuAS1LMH7BQ7Lw-Feb1I7JZvVpqI"
"google-site-verification=LPH506ckn9ILnoLbU7-_iLGwb7KnC-whH6LDFsYpvso"
"mailerlite-domain-verification=991bf00c613365b7a2072767bbf139c471120142"
NS
ns-1652.awsdns-14.co.uk.
ns-678.awsdns-20.net.
ns-1497.awsdns-59.org.
ns-269.awsdns-33.com.
SOA
ns-678.awsdns-20.net. awsdns-hostmaster.amazon.com. 1 7200 900 1209600 86400
CAA
DS
DNSKEY
RRSIG
NSEC
NSEC3
SRV
NAPTR
TLSA
SSHFP