DNS Report: do.co

Generated: 2026-08-10T10:57:30-05:00

81/100

Diagnostics

StatusCheckPointsDetails
OKIPv4 (A)30/302 IPv4 address(es) detected.
ERRORIPv6 (AAAA)0/100 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.
OKCAA policy5/5Certificate 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 certificate55/5529 day(s) remaining.
WARNINGCertificate lifetime6/10Full points require at least 30 days remaining.
WARNINGHTTP security headers8/352 of 9 evaluated headers detected.
OKPTR reverse DNS30/30PTR: cname.bitly.com
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
67.199.248.13
67.199.248.12
AAAA
CNAME
MX
50 aspmx3.googlemail.com.
10 aspmx.l.google.com.
20 alt1.aspmx.l.google.com.
30 alt2.aspmx.l.google.com.
40 aspmx2.googlemail.com.
TXT
"google-site-verification=bvpmA_UzHhTwGo6A9foXA_W20lUsPZ-UjY-pJDjdoPk"
"v=spf1 include:_spf.google.com include:mg-spf.greenhouse.io -all"
NS
kim.ns.cloudflare.com.
walt.ns.cloudflare.com.
SOA
kim.ns.cloudflare.com. dns.cloudflare.com. 2410529575 10000 2400 604800 1800
CAA
0 issuewild "comodoca.com"
0 issue "globalsign.com"
0 issue "comodoca.com"
0 issue "letsencrypt.org"
0 issue "digicert.com; cansignhttpexchanges=yes"
0 issuewild "ssl.com"
0 iodef "mailto:security@digitalocean.com"
0 issuewild "pki.goog; cansignhttpexchanges=yes"
0 issuewild "digicert.com; cansignhttpexchanges=yes"
0 issue "ssl.com"
0 issue "pki.goog; cansignhttpexchanges=yes"
0 issuewild "letsencrypt.org"
DS
DNSKEY
RRSIG
NSEC
NSEC3
SRV
NAPTR
TLSA
SSHFP