DNS Report: ushistory.org

Generated: 2026-08-09T19:24:34-05:00

82/100

Diagnostics

StatusCheckPointsDetails
OKIPv4 (A)30/303 IPv4 address(es) detected.
OKIPv6 (AAAA)10/103 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 records20/202 MX record(s).
OKSPF25/25SPF policy published.
OKDMARC25/25DMARC policy published.
ERRORDKIM0/20No tested DKIM selector responded.
ERRORMTA-STS0/5Mail transport policy.
ERRORTLS-RPT0/5TLS reporting policy.
OKValid TLS certificate55/5543 day(s) remaining.
OKCertificate lifetime10/10Full points require at least 30 days remaining.
WARNINGHTTP security headers16/354 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
104.26.8.244
172.67.68.92
104.26.9.244
AAAA
2606:4700:20::ac43:445c
2606:4700:20::681a:8f4
2606:4700:20::681a:9f4
CNAME
MX
10 mx2-us1.ppe-hosted.com.
10 mx1-us1.ppe-hosted.com.
TXT
"MS=ms98533510"
"zoho-verification=zb44176288.zmverify.zoho.com"
"v=spf1 include:zohomail.com a include:spf.mxbee.net include:shops.shopify.com ~all"
"ppe-23d4b4710a523b0a2868"
"google-site-verification=5WhduVO0PNne7cRydmHQPLjZ8LUSX25G-NmW6Ct4fJ8"
NS
odin.ns.cloudflare.com.
crystal.ns.cloudflare.com.
SOA
crystal.ns.cloudflare.com. dns.cloudflare.com. 2411728445 10000 2400 604800 1800
CAA
0 issue "digicert.com; cansignhttpexchanges=yes"
0 issue "pki.goog; cansignhttpexchanges=yes"
0 issue "comodoca.com"
0 issuewild "pki.goog; cansignhttpexchanges=yes"
0 issuewild "comodoca.com"
0 issuewild "ssl.com"
0 issuewild "letsencrypt.org"
0 issuewild "digicert.com; cansignhttpexchanges=yes"
0 issue "letsencrypt.org"
0 issue "ssl.com"
DS
DNSKEY
RRSIG
NSEC
NSEC3
SRV
NAPTR
TLSA
SSHFP