DNS Report: codesandbox.io

Generated: 2026-08-09T22:12:30-05:00

81/100

Diagnostics

StatusCheckPointsDetails
OKIPv4 (A)30/302 IPv4 address(es) detected.
OKIPv6 (AAAA)10/102 IPv6 address(es) detected.
OKName server redundancy20/202 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 records20/205 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 certificate55/5578 day(s) remaining.
OKCertificate lifetime10/10Full points require at least 30 days remaining.
ERRORHTTP security headers0/350 of 9 evaluated headers detected.
ERRORPTR reverse DNS0/30PTR not detected.
OKIPv4 diversity35/35Two or more IPv4 addresses receive full points.
OKIPv6 connectivity35/35AAAA 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
104.18.43.9
172.64.144.247
AAAA
2a06:98c1:3106::6812:2b09
2a06:98c1:3105::ac40:90f7
CNAME
MX
1 aspmx.l.google.com.
10 alt4.aspmx.l.google.com.
10 alt3.aspmx.l.google.com.
5 alt1.aspmx.l.google.com.
5 alt2.aspmx.l.google.com.
TXT
"F324B508E9"
"v=spf1 include:mailgun.org include:_spf.google.com ~all"
"google-site-verification=HleifaPPjTRtPQdvU3CPX_v-ILWa7hrmpWS8E5vRDIw"
"google-site-verification=iRJ8V6RAGqoNfFwiuPPdHkg_t4lLooctR2kaqzr6xIw"
NS
adel.ns.cloudflare.com.
greg.ns.cloudflare.com.
SOA
adel.ns.cloudflare.com. dns.cloudflare.com. 2411597938 10000 2400 604800 1800
CAA
DS
DNSKEY
RRSIG
NSEC
NSEC3
SRV
NAPTR
TLSA
SSHFP