DNS Report: jhsph.edu

Generated: 2026-08-09T13:49:46-05:00

71/100

Diagnostics

StatusCheckPointsDetails
OKIPv4 (A)30/301 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.
OKDNSSEC chain15/15DS and DNSKEY detected.
ERRORCAA policy0/5Certificate 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 certificate55/5587 day(s) remaining.
OKCertificate lifetime10/10Full points require at least 30 days remaining.
WARNINGHTTP security headers8/352 of 9 evaluated headers detected.
ERRORPTR reverse DNS0/30PTR not detected.
WARNINGIPv4 diversity20/35Two or more IPv4 addresses receive full points.
ERRORIPv6 connectivity0/35AAAA availability.
OKDNS resolution40/40At least one address family must resolve.
ERRORHTTP response0/40HTTP/2 403
OKHTTPS final URL20/20Final URL uses HTTPS.

DNS Records

TipoValues
A
128.220.193.2
AAAA
CNAME
MX
10 smtp.johnshopkins.edu.
TXT
"MS=ms69723760"
"v=spf1 ip4:128.220.39.0/24 ip4:162.129.199.0/24 -all"
"D7E44DA5BD9654531E8E34B4A766272D"
NS
ens1.jhmi.edu.
ens1.jhu.edu.
SOA
ens1.jhu.edu. hostmaster.jhu.edu. 2023105806 1200 3600 1209600 3600
CAA
DS
49064 13 2 76956CA1D6EF61D0212886B70FE65DDA256031FC0CF69C0E19C9DD4F 5CCC8363
DNSKEY
256 3 13 eeAwjb0TD8H4qdU6tDubWAetjz1j9fneJWy48+0BMsCcJ0wicaSE4VXK A6u+ZGoQ24pPGhRx+CCPNE81F51EHg==
256 3 13 Ak9stmd6/i5WKEw74GxD1epub1CLMxXritO30zjOw9DPCOkgt9bKl23P U/0qVn2MTvd2d6iZDRV6awSNtqqEcg==
257 3 13 E6SP0obv71Ly+/cr8JggOQs6kQrHWaWDvVuuH/S/ROsW1S9T5qyiPY2b Bs+Y2iSc3znVocjDSpQQUlRFo/oG5Q==
256 3 13 vBXMEbfKRy5U84mIywdUBLYt4uoZPbuIHQnqcY+1/t+oJPiikfjPqHEb tNECGD6LFBJi+hv18UnJa9KgSS6VhQ==
RRSIG
NS 13 2 3600 20260905175858 20260806175042 62633 jhsph.edu. GcMW/S8Op+qethbyhhK9vrs9riwXCSGmKfOZaCMV1B1SgpwE7TkNtWdd Dqt8eltpzg/QQ2akQjxZyLcS9Ib4SA==
A 13 2 3600 20260905175858 20260806175042 62633 jhsph.edu. dY2lS7PdHkDaqD1i0HDFyvAqbf0ju9uN54atJWwtzjmfj5LtcYO1q+Yw 05x+qgrIv6EWjkEuTqdEKD2o10UnAQ==
MX 13 2 3600 20260905175858 20260806175042 62633 jhsph.edu. 01j9rl571NlDYNZwqEhdzXX1unMVaVBTehFfQdaym1FxWbUujCflyZWV FrcpjjnDk42/NmVXmyRSHTSzYcnRRg==
DS 13 2 86400 20260816033301 20260809022301 6705 edu. YZFyLKGU/0gOg/HFwv5lqIfzm/UrSUJKc2h8vOAQPWYa65BWAdyMyDwF xrYXXl6lfV2PeXFkTy4al6SryVTE/Q==
NSEC
NSEC3
SRV
NAPTR
TLSA
SSHFP