DNS Report: sunysb.edu

Generated: 2026-08-09T16:13:00-05:00

73/100

Diagnostics

StatusCheckPointsDetails
OKIPv4 (A)30/302 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.
ERRORDKIM0/20No tested DKIM selector responded.
ERRORMTA-STS0/5Mail transport policy.
ERRORTLS-RPT0/5TLS reporting policy.
OKValid TLS certificate55/5545 day(s) remaining.
OKCertificate lifetime10/10Full points require at least 30 days remaining.
WARNINGHTTP security headers4/351 of 9 evaluated headers detected.
ERRORPTR reverse DNS0/30PTR not detected.
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
104.18.34.160
172.64.153.96
AAAA
CNAME
MX
10 alt3.aspmx.l.google.com.
10 alt4.aspmx.l.google.com.
1 aspmx.l.google.com.
5 alt2.aspmx.l.google.com.
5 alt1.aspmx.l.google.com.
TXT
"google-site-verification=YQkBqnCBnXeNfp0C7RLEJQzRRnkYy6j9AYYeezFk8pM"
"v=spf1 mx a:sbmr01.stonybrook.edu a:sbmr02.stonybrook.edu include:_spf.google.com ?all"
NS
mewho.stonybrook.edu.
whoisthere.stonybrook.edu.
nocnoc.stonybrook.edu.
SOA
nocnoc.stonybrook.edu. dns_tech.stonybrook.edu. 2012030899 3600 3600 2419200 900
CAA
DS
DNSKEY
RRSIG
NSEC
NSEC3
SRV
NAPTR
TLSA
;; communications error to 69.64.44.20#53: timed out
;; communications error to 69.64.44.50#53: timed out
; <<>> DiG 9.18.39-0ubuntu0.22.04.4-Ubuntu <<>> sunysb.edu TLSA +short +time=1 +tries=1
;; global options: +cmd
;; no servers could be reached
SSHFP