DNS Report: ccel.org

Generated: 2026-08-09T21:50:57-05:00

73/100

Diagnostics

StatusCheckPointsDetails
OKIPv4 (A)30/301 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.
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 certificate55/5540 day(s) remaining.
OKCertificate lifetime10/10Full points require at least 30 days remaining.
ERRORHTTP security headers0/350 of 9 evaluated headers detected.
OKPTR reverse DNS30/30PTR: tyndale.calvin.edu
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/1.1 200 OK
OKHTTPS final URL20/20Final URL uses HTTPS.

DNS Records

TipoValues
A
153.106.135.32
AAAA
CNAME
MX
10 mx01.ionos.com.
10 mx00.ionos.com.
TXT
"v=spf1 a mx ip4:153.106.135.0/24 include:servers.mcsv.net include:_spf.perfora.net include:_spf-us.ionos.com include:_spf.kundenserver.de include:sendgrid.net ?all"
NS
ns1117.ui-dns.de.
ns1117.ui-dns.com.
ns1117.ui-dns.biz.
ns1117.ui-dns.org.
SOA
ns1117.ui-dns.org. hostmaster.1and1.com. 2017074510 28800 7200 604800 300
CAA
DS
DNSKEY
RRSIG
NSEC
NSEC3
SRV
NAPTR
TLSA
SSHFP