DNS Report: c-span.org

Generated: 2026-08-08T23:30:43-05:00

80/100

Diagnostics

StatusCheckPointsDetails
OKIPv4 (A)30/304 IPv4 address(es) detected.
ERRORIPv6 (AAAA)0/100 IPv6 address(es) detected.
OKName server redundancy20/204 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.
ERRORDNS propagation0/10Agreement 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 certificate55/55221 day(s) remaining.
OKCertificate lifetime10/10Full points require at least 30 days remaining.
WARNINGHTTP security headers16/354 of 9 evaluated headers detected.
OKPTR reverse DNS30/30PTR: server-13-249-141-56.ord56.r.cloudfront.net
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
13.249.141.56
13.249.141.96
13.249.141.31
13.249.141.50
AAAA
CNAME
MX
0 cspan-org0c.mail.protection.outlook.com.
TXT
"google-site-verification=hox6v_QP95zsd1KguNldfZRxeJIF_whL4mej-pXQyGc"
"v=spf1 include:spf.protection.outlook.com include:servers.mcsv.net include:44894176.spf10.hubspotemail.net a mx ip4:38.105.96.130 ip4:38.100.31.150 ip4:38.105.88.130 ip4:64.124.130.218 -all"
"google-site-verification=dqkpaVIOVJ7aD_uQBj90q702BbDPTYJoJAYQoyOyaJs"
"tollbit-domain-verification=851ac70b24159c39da6d47ea0e20fb0ff7e5c619ce848b82d57128fda6846da7"
"GEr/8Qmk1/XJqn9m1qITRd4r85d+K8DZwlfUj/YhgYoxzVAsljNOmCFhFpllmrOrChOdQlkKJX7X1XXjWI+itQ=="
"facebook-domain-verification=zlps3la5du8o5fzq8rr1ny3pkteyw4"
"MS=ms52400260"
"apple-domain-verification=GsfhgEaClBkqfqyL"
NS
ns-379.awsdns-47.com.
ns-1854.awsdns-39.co.uk.
ns-1342.awsdns-39.org.
ns-686.awsdns-21.net.
SOA
ns-379.awsdns-47.com. awsdns-hostmaster.amazon.com. 1 7200 900 1209600 86400
CAA
DS
DNSKEY
RRSIG
NSEC
NSEC3
SRV
NAPTR
TLSA
SSHFP