DNS Report: cuny.edu

Generated: 2026-08-08T20:31:32-05:00

78/100

Diagnostics

StatusCheckPointsDetails
OKIPv4 (A)30/301 IPv4 address(es) detected.
ERRORIPv6 (AAAA)0/100 IPv6 address(es) detected.
OKName server redundancy20/207 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.
OKDKIM20/20A DKIM selector was verified.
ERRORMTA-STS0/5Mail transport policy.
ERRORTLS-RPT0/5TLS reporting policy.
OKValid TLS certificate55/55205 day(s) remaining.
OKCertificate lifetime10/10Full points require at least 30 days remaining.
WARNINGHTTP security headers4/351 of 9 evaluated headers detected.
OKPTR reverse DNS30/30PTR: web.cuny.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
128.228.254.200
AAAA
CNAME
MX
10 mxa-00011d01.gslb.pphosted.com.
10 mxb-00011d01.gslb.pphosted.com.
TXT
"airtable-verification=a0cabfdbd213cb09c30dc58840e15a00"
"zone-ownership-verification-931446c350c61d4e45ea4083fe33be715341be8713c84eff1e09930c13ca4d86"
"_ajdf6x21up5oyeudymw3dez1igxzxp1"
"apple-domain-verification=6ewooW8KlycMTlpN"
"duo_sso_verification=eK3Sdj1sDZNpX4gF6YU0JujwRuGEAJ0pAQeiux6MBGrXFA00XQ7d1GgCMCKPJiiq"
"ebacpv7jrfvc0mkn6bj73jus1u"
"google-site-verification=mU3QrvBZTAEi8pVAU1H8r6qYeWLMh6EkHFoAR7XsgBs"
"8rcjtv4hfcu1ao1hoo3vs9hhsi"
"MS=ms27473493"
"cisco-ci-domain-verification=55748314683236f7f75eb5db39c6d75e1a7c007102bbdb38121781a99c49effc"
"asv=9a2329e164caa84ef39e973d33d2d3e1"
"ReleaseWLIDNamespace=true"
"442cfjjjrsd0jh690mhqebmn21"
"v=spf1 include:%{ir}.%{v}.%{d}.spf.has.pphosted.com ~all"
"webexdomainverification.4C675B87E989B136E053AB06FC0A3F65=03254d60-db21-4551-8c5f-96e710e41018"
"MS=ms38633672"
"google-site-verification=FAsKlRNXwxjZdV3L0d4tA34fUdV-N1UIaHJMVbTD_E0"
NS
ext-ns1.columbia.edu.
lavinia.cis.cuny.edu.
acme.ucc.cuny.edu.
ns4.level3.net.
harlem.cis.cuny.edu.
ns3.level3.net.
hudson.cis.cuny.edu.
SOA
acme.ucc.cuny.edu. hostmaster.acme.ucc.cuny.edu. 2026052926 3600 1800 2419200 3600
CAA
DS
DNSKEY
RRSIG
NSEC
NSEC3
SRV
NAPTR
2 0 "s" "SIP+D2U" "" _sip._udp.cuny.edu.
1 0 "s" "SIPS+D2T" "" _sips._tcp.cuny.edu.edu.
0 0 "s" "SIP+D2T" "" _sip._tcp.cuny.edu.
TLSA
SSHFP