DNS Report: nationalgeographic.org

Generated: 2026-08-08T22:45:04-05:00

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.
OKCAA policy5/5Certificate 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 certificate55/55150 day(s) remaining.
OKCertificate lifetime10/10Full points require at least 30 days remaining.
ERRORHTTP security headers0/350 of 9 evaluated headers detected.
OKPTR reverse DNS30/30PTR: server-13-249-141-41.ord56.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
13.249.141.41
13.249.141.63
13.249.141.29
13.249.141.38
AAAA
CNAME
MX
10 aspmx.l.google.com.
20 alt1.aspmx.l.google.com.
20 alt2.aspmx.l.google.com.
30 alt4.aspmx.l.google.com.
30 alt3.aspmx.l.google.com.
TXT
"_globalsign-domain-verification=IpuQaKjAZHBK8Np3vVZijMQNk6uo5aGbtzustuhGaD"
"aCsMqpRg9n07uIGM2LZwdaQ0QxYLuzOG"
"ZOOM_verify_Dk3gIev3Sjy6v0NI9nZbjw"
"google-site-verification=QMQQ7Qo0pBUfYnoKTP7mDC3fVnHs1bc4tn5AbWxZaLc"
"_globalsign-domain-verification=kciTRJkslWv8ffW-mLos3S-5xprxazuk8YiF7qtqi2"
"v=spf1 mx ip4:216.235.196.0/22 ip4:216.235.200.0/21 ip4:205.139.104.0/22 ip4:206.79.6.0/24 include:_spf.google.com include:servers.mcsv.net include:_spf.salesforce.com include:cvent-planner.com -all"
"linkedin-site-verification=6b303d4c-27fb-45e2-8c0f-bb7f6491f171"
"google-site-verification=llGv3_7xBF0c-IR6ZkOgdvZ4iZVMMnnlLnr1UktE_rY"
NS
ns-1897.awsdns-45.co.uk.
ns-1199.awsdns-21.org.
ns-318.awsdns-39.com.
ns-965.awsdns-56.net.
SOA
ns-1199.awsdns-21.org. awsdns-hostmaster.amazon.com. 1 7200 900 1209600 86400
CAA
0 issuewild "digicert.com"
0 issue "digicert.com"
0 issue "pki.goog"
0 issue "globalsign.com"
0 issue "amazon.com"
0 issue "letsencrypt.org"
0 issuewild "amazon.com"
DS
DNSKEY
RRSIG
NSEC
NSEC3
SRV
NAPTR
TLSA
SSHFP