DNS Report: teachable.com

Generated: 2026-08-08T23:34:35-05:00

78/100

Diagnostics

StatusCheckPointsDetails
OKIPv4 (A)30/301 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 certificate55/5578 day(s) remaining.
OKCertificate lifetime10/10Full points require at least 30 days remaining.
WARNINGHTTP security headers12/353 of 9 evaluated headers detected.
ERRORPTR reverse DNS0/30PTR not detected.
WARNINGIPv4 diversity20/35Two 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
198.202.211.1
AAAA
CNAME
MX
10 alt3.aspmx.l.google.com.
10 alt4.aspmx.l.google.com.
5 alt1.aspmx.l.google.com.
1 aspmx.l.google.com.
5 alt2.aspmx.l.google.com.
TXT
"asv=c51ca35fbb7757e5a6f0189deab2fb58"
"proxy.webflow.com"
"ambassador-portals-herokuapp"
"google-site-verification=-lHHXk1MJFS7GNHGxz9HcrQ5Hrf_rXVpfbRP2J1wPyA"
"rt5kk15rl1b081jo9q65p4a62"
"zoom-domain-verification=c548cc54-1209-4bcc-929e-9aebef6e1ebb"
"globalsign-domain-verification=vVNUJEiPJniKDdoWicJuKMf9V52-vb9KovoAIiiida"
"apple-domain-verification=kcN2dcIuE6b07BgF"
"ZOOM_verify_NG8JJfDLmTkqN4qjXE5DZh"
"h1-domain-verification=xbXGwB1ZYgw5WHW5qfLj8zpYoYC2F7TX6ATcpReVWRrNeJGj"
"v=spf1 include:_spf.google.com include:mailgun.org include:mail.zendesk.com ip6:fdaa:50fa:a9ce::/48 ip4:209.85.220.54 include:50445500.spf06.hubspotemail.net -all"
"google-site-verification=XxQdRDFEuE3ogqMfmEMZMnHTqg5KlNGF0Hos6fnaR-A"
"facebook-domain-verification=b6jirvkk1tilh9t8e1q57bh6b12s5x"
"anthropic-domain-verification-70zj35=ReJuRTdgeCwK7K5zyWbi3aCmB"
"QuoVadis=feba1d66-ea2f-40c4-9681-143442022cab"
"have-i-been-pwned-verification=e29ac28e032e14176264d184461fe34a"
"google-site-verification=-dkPR93_MrFSt8aPZGAqIXul1EZpImnubVUphDThJDE"
"google-site-verification=ow9HKkznXRHS4XhYL1Gfab5TQRz15gZbTczSInjX7ZU"
"atlassian-domain-verification=a9zEXCx1WsxRai9qeugknkTX2TV2ZRFywviwa7VbszMrReqWCSSghfkWl650QqEw"
"stripe-verification=947db08420734c6564dbef86cd766deb88a724a9014d73900cf8ad125851c65a"
"f2fnmke27g9bndg2f7de9bseh2"
"stripe-verification=99e5b79db397a21ae18c991ecf52712d9e16b18db57319c2dccf2f9104b4428f"
"google-site-verification=lz55OpUkDlIAbssMq5j6w7Q3TImgYsatyg6Fws8fIkQ"
"google-site-verification=KuUrdPRv6-JotHpZjJF7Tw8oKUdXDLolfB9C4k_qwSA"
"ps-cd-verification=f8d92b21-825e-4b5d-9dcc-e78fdd5c1aea"
"A52B1579E6"
"stripe-verification=6FD22B73E07DA0F1A55DE56B8AD7C3F286222B010A42F3CE40999F4B2EC28996"
"MS=ms78296269"
"firebase=teachable-webinar"
"oacnl1dda6tcm54pe1mm0s7n4b"
"google-site-verification=zS47T5jl0nSkNVgu8qCmj87R8YIZ-9H5oQNfbwsXIt0"
"MS=ms46309658"
"stripe-verification=dae8649612417f93f7c10abb4fb37a5be02d6a6e6ea56c03d577bd7c0c5d199e"
"stripe-verification=1a64c5fdd4ee26490d82ef5ee20be2e13eeacfe52a411ba2be9442509f4a1e3f"
"atlassian-domain-verification=ESx5jS7H0NuVg0RqhI/1FhVKZnGfWOBfbjHRR+ll2Vc9gqeFZMH+UYiMEUffQVx9"
"mgverify=fdb0e4ab358548550e996faf8ce8baa3935f2caee833d7408b5d89cb2b933549"
"miro-verification=fb5d52859a00082e01344fb4b074f7f6b2754326"
"google-site-verification=xt5p8RRZL20KTDvpDiLVYmWfUO_VTyhuD9fz5vxtzZA"
NS
ian.ns.cloudflare.com.
nina.ns.cloudflare.com.
SOA
ian.ns.cloudflare.com. dns.cloudflare.com. 2411712445 10000 2400 604800 1800
CAA
0 issuewild "amazontrust.com"
0 issue "awstrust.com"
0 issue "amazontrust.com"
0 issue "amazon.com"
0 issue "godaddy.com"
0 issue "comodoca.com"
0 issuewild "amazon.com"
0 issue "amazonaws.com"
0 issuewild "godaddy.com"
0 issue "pki.goog; cansignhttpexchanges=yes"
0 issue "sectigo.com"
0 issuewild "ssl.com"
0 issuewild "pki.goog; cansignhttpexchanges=yes"
0 issue "digicert.com; cansignhttpexchanges=yes"
0 issuewild "letsencrypt.org"
0 issuewild "awstrust.com"
0 issuewild "sectigo.com"
0 issuewild "comodoca.com"
0 issue "letsencrypt.org"
0 issue "ssl.com"
0 issuewild "digicert.com; cansignhttpexchanges=yes"
0 issuewild "amazonaws.com"
DS
DNSKEY
RRSIG
NSEC
NSEC3
SRV
NAPTR
TLSA
SSHFP