DNS Report: american.edu

Generated: 2026-08-09T01:21:04-05:00

75/100

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 records20/201 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 certificate55/5528 day(s) remaining.
WARNINGCertificate lifetime6/10Full points require at least 30 days remaining.
WARNINGHTTP security headers31/358 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.
ERRORHTTP response0/40HTTP/2 403
OKHTTPS final URL20/20Final URL uses HTTPS.

DNS Records

TipoValues
A
104.20.42.212
172.66.167.252
AAAA
CNAME
MX
0 american-edu.mail.protection.outlook.com.
TXT
"icln8ljp743s7hkfgsnuobbfmq"
"anthropic-domain-verification-p53d6g=1wKGEtYR4me5T7X2M1pd6LIUI"
"apple-domain-verification=NcGd7OpQUgrvPrkQ"
"v=spf1 include:7l3pg1rug3.powerspf.com ~all"
"perplexity-ai-domain-verification-pv1rhn=kzRgtmnMDvVu5hFUGxucxi61i"
"google-site-verification=2rEpZ9hLvWO-J3DI1aObOfEpNo3VtC0SBVADc_C-UIo"
"airtable-verification=6924fd85564c50d9a25725353a4c9682"
"brevo-code:3af1014a7748b08a36c8531ca16ab418"
"f44e8155aae75a57a5e3b1522b0f20ea95a2e1095f256f0d5548f3f73f5562ec"
"iContact1685219"
"SFMC-mTdkVW6Jm5qcUiCDf79OfKH3YKhhRt7SJ1i5niAZ"
"google-site-verification=XSpTxqQA_OLHPnxU7tT1ZYU2FG7B0GvNnJSbcJvoMdU"
"SFMC-HNDOFJWwnQSkX8idTb3DywEcU2kO_r8nlJWDF_D8"
"IvBHcy93qusUpxOAEbsczNOF40HDNML4pZ1BtXp4SzM="
"adobe-idp-site-verification=baf204150188636b9331cc3a937e5d2e2c36fe1df8dde06e3cb3134a0169eeaa"
"243db705d2797c89d171ff91829e38d65b0723245c25fe3232ea5efbffa34e3d"
"A832B74B421BEFBB6B89C85C67F57A85"
"facebook-domain-verification=agrfpzdse416nhfb77c8ly8aoulf7w"
"_globalsign-domain-verification=0_tOnfEm3Hw1uLFBUj9C3hbA0CL74LEkkJElWKLAGg"
"apple-domain-verification=8JgP0AJr2J1XkOjK"
"e2ma-verification=re7fb"
"J2rqMH9vlhkNTyiqVAFjwzp2sp2RLDiGir3YYo2UhK4="
NS
ns03.american.edu.
ns02.american.edu.
ns01.american.edu.
SOA
ns01.american.edu. hostmaster.american.edu. 2013078318 14400 3600 2419200 1
CAA
DS
DNSKEY
RRSIG
NSEC
NSEC3
SRV
NAPTR
TLSA
SSHFP