DNS Report: simplilearn.com

Generated: 2026-08-09T07:47:34-05:00

81/100

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 certificate55/55193 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: server-54-192-100-124.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
54.192.100.124
54.192.100.4
54.192.100.100
54.192.100.90
AAAA
CNAME
MX
1 aspmx.l.google.com.
10 alt4.aspmx.l.google.com.
5 alt1.aspmx.l.google.com.
5 alt2.aspmx.l.google.com.
10 alt3.aspmx.l.google.com.
TXT
"openai-domain-verification=dv-Qv4ySMrn1ocBNUMWCNIBHqhl"
"google-site-verification=sZmpC4A50z1hQ2LyaYV1WYlI2bMY8LZJWYZOko2sMDg"
"v=spf1 ip4:72.52.224.101 ip4:49.50.74.147 +a +mx include:amazonses.com include:_spf.google.com include:_spf.salesforce.com ~all"
NS
ns-117.awsdns-14.com.
ns-1963.awsdns-53.co.uk.
ns-1314.awsdns-36.org.
ns-701.awsdns-23.net.
SOA
ns-117.awsdns-14.com. awsdns-hostmaster.amazon.com. 2013111201 7200 900 1209600 86400
CAA
DS
DNSKEY
RRSIG
NSEC
NSEC3
SRV
NAPTR
TLSA
SSHFP