DNS Report: jefferson.edu

Generated: 2026-08-11T02:17:52-05:00

81/100

Diagnostics

StatusCheckPointsDetails
OKIPv4 (A)30/302 IPv4 address(es) detected.
ERRORIPv6 (AAAA)0/100 IPv6 address(es) detected.
OKName server redundancy20/202 NS record(s); 2 or more required.
OKSOA record10/10Authoritative zone record.
ERRORDNSSEC chain0/15Both DS and DNSKEY are required.
OKCAA policy5/5Certificate authority restriction.
OKDNS propagation10/10Agreement 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 certificate55/5517 day(s) remaining.
WARNINGCertificate lifetime6/10Full points require at least 30 days remaining.
WARNINGHTTP security headers8/352 of 9 evaluated headers detected.
OKPTR reverse DNS30/30PTR: ec2-54-158-183-198.compute-1.amazonaws.com
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
54.158.183.198
34.206.39.236
AAAA
CNAME
MX
5 mail.jefferson.edu.
TXT
"adobe-sign-verification=3b8b62dc8d793699f8a57796a08119e2"
"knowbe4-site-verification=ee40bf68d459fd60d2f8cc91b9e5f7bd"
"specops-verification-code=f8f071c2-c2f1-4659-ab11-aa726ffb049d"
"dell-technologies-domain-verification=jefferson.edu_d5ae6b5d-875f-495b-82f4-a098bffcccd6_1776087061"
"cisco-ci-domain-verification=7235ed18babfdc23fe461ed2dbc7ef9b4b6f503389dbc22d81957aaf00c10819"
"jamf-site-verification=s08jCEVXnt2qUigAGMJTIA"
"67395508"
"MS=ms71720074"
"cisco-ci-domain-verification=52c5b962d244fb403e1652e2b561fc8ccd95c524a72ed074480c54139d479b44"
"_vxa02cjj61vgt8fla82ux2xd63q392e"
"pexip-portal-domain-verification=9e7491ff-9fe6-459e-ad5b-755597ec307c"
"google-site-verification=WzrM75lsGyzl66vgOvgkKQCfhtFJNZreN4hus3nOOfw"
"8ff06ff49ddf43e6b50b6a35ea8372b9"
"yahoo-verification-key=AhroyhnJWzjyYH3euBg+zfnhxcnYW5jG9Ert46hpuLI="
"google-gws-recovery-domain-verification=65703120"
"ecostruxure-it-verification=6e98e508-e9d1-4ae3-9fea-fee74c6bf187"
"v=spf1 exists:%{i}._i.%{d}._d.espf.agari.com include:%{d}.30.spf-protect.agari.com -all"
"google-site-verification=Vv9mggr2nyjVCLSdN478du1_tjGN8PD0vXJF1fjn0go"
"00D8c000007UaMO=1TBPn0000000Muz"
"domain-verification=70f1d869-71f9-de4c-858f-18c8e03b304f"
"corestream-sfmc-token=SFMC-Upug3Ukf3Cg4B3JC2qWli6Ad8OIdniXDe6_cr4wl"
"airtable-verification=9207319b71a4c4277c19a415ee4498fb"
"apple-domain-verification=95LsOgLo4R2Mun2U"
"MS=ms56094358"
"pexip-ms-tenant-domain-verification=9e7491ff-9fe6-459e-ad5b-755597ec307c"
NS
ns3.tju.edu.
ns4.jefferson.edu.
SOA
ns4.jefferson.edu. hostmaster.tju.edu. 2012016058 21600 3600 604800 600
CAA
0 issue "amazon.com"
0 issuewild "amazon.com"
0 issuewild "sectigo.com"
0 issue "sectigo.com"
DS
DNSKEY
RRSIG
NSEC
NSEC3
SRV
NAPTR
TLSA
SSHFP