DNS Report: carleton.edu

Generated: 2026-08-09T15:37:02-05:00

81/100

Diagnostics

StatusCheckPointsDetails
OKIPv4 (A)30/301 IPv4 address(es) detected.
ERRORIPv6 (AAAA)0/100 IPv6 address(es) detected.
OKName server redundancy20/203 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 certificate55/55231 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: 189.227.227.35.bc.googleusercontent.com
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
35.227.227.189
AAAA
CNAME
MX
5 alt2.aspmx.l.google.com.
10 alt4.aspmx.l.google.com.
1 aspmx.l.google.com.
10 alt3.aspmx.l.google.com.
5 alt1.aspmx.l.google.com.
TXT
"adobe-idp-site-verification=570360732b98286544d70639098fd6c418acd619eed6b79dc1f819129a5ac4ba"
"druide-validation-domaine=eadd6d151b16888a38982776e74557cb"
"5ABE609BE0087AA80F6EF5F53ECD5DDD"
"zoom-domain-verification=HXEcYoYIgsN3u1qK"
"apple-domain-verification=GYDbXnXHfrM2t0pJ"
"v=spf1 include:_spf1.carleton.edu include:_spf2.carleton.edu include:_spf3.carleton.edu include:_spf4.carleton.edu include:_spf5.carleton.edu include:_spf6.carleton.edu ~all"
"asv=6be49e1e157261b0e374ffa6cd9c7aa6"
NS
ns2.carleton.edu.
ns1.carleton.edu.
ns3.carleton.edu.
SOA
ns.carleton.edu. nic-tech-contact.carleton.edu. 1786230001 1500 600 1209600 7200
CAA
DS
DNSKEY
RRSIG
NSEC
NSEC3
SRV
NAPTR
TLSA
SSHFP