DNS Report: c40.org

Generated: 2026-08-10T20:46:24-05:00

66/100

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.
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 certificate55/5553 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.
WARNINGIPv4 diversity20/35Two or more IPv4 addresses receive full points.
ERRORIPv6 connectivity0/35AAAA availability.
OKDNS resolution40/40At least one address family must resolve.
ERRORHTTP response0/40HTTP/2 403
OKHTTPS final URL20/20Final URL uses HTTPS.

DNS Records

TipoValues
A
162.159.134.42
AAAA
CNAME
MX
0 aspmx.l.google.com.
5 alt2.aspmx.l.google.com.
10 alt3.aspmx.l.google.com.
10 alt4.aspmx.l.google.com.
5 alt1.aspmx.l.google.com.
TXT
"apple-domain-verification=tSZP7HgzgBq8rXtJ"
"google-site-verification=gmsHBuaLbRMe67lbLpCS4tFPNYHLaMNIo_zjup1SZd0"
"jamf-site-verification=VUdW1uzNB1oToCFdhBc6uA"
"parallels-domain-verification=6c6bf75556914fa8a106c68d64b59096fdd8ee72467246ada70df07398a80466"
"google-site-verification=P2HUeBp7_Y2TUd0nuFQDyWwtg8vcfLtg_HhwF_k1BfQ"
"v=spf1 include:_spf.google.com include:mailgun.org include:_spf.salesforce.com include:app.aventri.com ip4:13.58.219.195/32 ip4:13.37.84.251/32 ip4:13.58.175.231/32 ip4:34.237.205.19/32 ip4:54.87.108.204/32 ip4:18.188.134.198/32 ip4:35.177.188.31/32" " ip4:3.75.117.13/32 ip4:34.195.3.229/32 ip4:18.219.6.37/32 ip4:108.168.203.23/32 ip4:3.97.26.246/32 ip4:52.222.36.182/32 ip4:35.169.190.25/32 ip4:52.23.73.104/32 ip4:18.136.72.214/32 ip4:52.64.190.42/32 ip4:50.97.164.168/32 ip4:18.254.28.218/32" " ip4:18.254.211.34/32 ip4:40.92.0.0/15 ip4:40.107.0.0/16 ip4:52.100.0.0/15 ip4:52.102.0.0/16 ip4:52.103.0.0/17 ip4:104.47.0.0/17 ip6:2a01:111:f400::/48 ip6:2a01:111:f403::/49 ip6:2a01:111:f403:8000::/51 ip6:2a01:111:f403:c000::/51" " ip6:2a01:111:f403:f000::/52 ~all"
"box-domain-verification=41a0fb4615564014713947f6e4fc6666611d33d29906d6243fb2791b149dfb0a"
"sophos-domain-verification=425a8e65d9216e0541002caa4216956d94d41281b7ed292a7f3eaa305e26f3a3"
"ca3-7c7512e6306140a9b84bce6c1b6fa6cf"
"google-site-verification=VgrKSnQNxUTThbTuyt2t6wWf1h3sNA2xM_spBkn85ng"
"canva-site-verification=ceTWkY6i6NutIo2JAmsjOQ"
"apple-domain-verification=cQgvpWM5BEhMN5kF"
"mentimeter-00bb42f9-906d-4658-a68e-d3dd20962123"
"airalo-domain-verification=JTn1dKkJtUXbMOy"
"ca3-ba043acfa10347bf87733a7269474909"
NS
udns1.cscdns.net.
udns2.cscdns.uk.
SOA
udns1.cscdns.net. hostmaster.cscdns.net. 2019101335 28800 7200 604800 14400
CAA
DS
DNSKEY
RRSIG
NSEC
NSEC3
SRV
NAPTR
TLSA
SSHFP