DNS Report: physicsclassroom.com

Generated: 2026-08-12T11:25:22-05:00

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.
ERRORCAA policy0/5Certificate authority restriction.
OKDNS propagation10/10Agreement between public resolvers.
OKMX records20/201 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 certificate55/5549 day(s) remaining.
OKCertificate lifetime10/10Full points require at least 30 days remaining.
WARNINGHTTP security headers4/351 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
172.67.69.137
104.26.7.124
104.26.6.124
AAAA
2606:4700:20::ac43:4589
2606:4700:20::681a:67c
2606:4700:20::681a:77c
CNAME
MX
0 physicsclassroom-com.mail.protection.outlook.com.
TXT
"google-site-verification=NxaZ6pdbBnQKCXSDvVDPx0IamJpwODRxbfSyWBxQ5mM"
"MS=ms91431257"
"v=spf1 +ip4:64.25.118.17 +ip4:64.25.122.120 +ip4:64.25.120.16 +a +mx include:spf.mailjet.com include:spf.forwardemail.net include:_spf.google.com include:spf.protection.outlook.com ~all"
"eiiqgobf33ei9bk38cr0pp1ph1"
"google-site-verification=m2ElzZku1A2ye_g1jxfgCY0lXbKX5CPVTnQ3tSWJyio"
NS
jeff.ns.cloudflare.com.
olga.ns.cloudflare.com.
SOA
jeff.ns.cloudflare.com. dns.cloudflare.com. 2409618980 10000 2400 604800 1800
CAA
DS
DNSKEY
RRSIG
NSEC
NSEC3
SRV
NAPTR
TLSA
SSHFP