Generated: 2026-08-08T19:50:47-05:00
| Status | Check | Points | Details |
|---|---|---|---|
| OK | IPv4 (A) | 30/30 | 1 IPv4 address(es) detected. |
| ERROR | IPv6 (AAAA) | 0/10 | 0 IPv6 address(es) detected. |
| OK | Name server redundancy | 20/20 | 2 NS record(s); 2 or more required. |
| OK | SOA record | 10/10 | Authoritative zone record. |
| OK | DNSSEC chain | 15/15 | DS and DNSKEY detected. |
| ERROR | CAA policy | 0/5 | Certificate authority restriction. |
| OK | DNS propagation | 10/10 | Agreement between public resolvers. |
| OK | MX records | 20/20 | 2 MX record(s). |
| OK | SPF | 25/25 | SPF policy published. |
| OK | DMARC | 25/25 | DMARC policy published. |
| OK | DKIM | 20/20 | A DKIM selector was verified. |
| ERROR | MTA-STS | 0/5 | Mail transport policy. |
| ERROR | TLS-RPT | 0/5 | TLS reporting policy. |
| OK | Valid TLS certificate | 55/55 | 140 day(s) remaining. |
| OK | Certificate lifetime | 10/10 | Full points require at least 30 days remaining. |
| ERROR | HTTP security headers | 0/35 | 0 of 9 evaluated headers detected. |
| OK | PTR reverse DNS | 30/30 | PTR: ec2-52-26-125-194.us-west-2.compute.amazonaws.com |
| WARNING | IPv4 diversity | 20/35 | Two or more IPv4 addresses receive full points. |
| ERROR | IPv6 connectivity | 0/35 | AAAA availability. |
| OK | DNS resolution | 40/40 | At least one address family must resolve. |
| ERROR | HTTP response | 0/40 | No successful HTTP response. |
| OK | HTTPS final URL | 20/20 | Final URL uses HTTPS. |
| Tipo | Values |
|---|---|
| A | 52.26.125.194 |
| AAAA | |
| CNAME | |
| MX | 10 mx1.caltech.iphmx.com. 10 mx2.caltech.iphmx.com. |
| TXT | "amazonses:CBaUu/J2wBFtHuO9isUzHAXTnIWcN5RyPUBvggu7SNE=" "v=spf1 ip4:131.215.0.0/16 ip4:134.4.0.0/16 ip4:192.100.16.0/24 ip4:198.129.208.0/23 ip4:208.69.128.0/22 ip4:199.188.184.0/22 ip4:198.202.125.128/25 ip4:74.122.104.0/22 ip4:72.10.184.102 ip4:72.10.184.103 ip4:72.10.182.15 ip4:72.10.182.16 " "include:spf.protection.outlook.com include:sendgrid.net include:mktomail.com include:spf.dynect.net include:cust-spf.cashnet.com include:amazonses.com include:_spf.createsend.com include:_spf01.mykronos.com include:_s0.caltech.edu ?all" "ZOOM_verify_a-Gb5-aqQgygEiKsnho63w" "anthropic-domain-verification-rw8528=rFwrZAPawzCVNGD318e9zzavQ" "openai-domain-verification=dv-8LkNkbqCFWsyOdGQbgXugk2j" "Y84qDmmAIPozyUoBIRWmXsFltoU2Pl8b8WGKPlqgz+1t5Db4z9H5ngaaCTq3TTaOK+SCPYUsGVlGn0wUzXNdow==" "apple-domain-verification=KD7b3wNXe76BHRAV" "MS=ms43712753" "1password-site-verification=VRLN67QMNNEPXIIREL6TDZABF4" "autodesk-domain-verification=TtWEzwdFn86i9o8NX_8R" "iContact1389932" "amazonses:X9y0RbFXXvxu3ft83xg2e+YV++OUePTUSeCOdB3Chjg=" "adobe-idp-site-verification=1e150df049a820e49156727d1b84c48a1ae11f66f87ad76d2cf30cb9d378acb6" |
| NS | ns0239.secondary.cloudflare.com. ns0090.secondary.cloudflare.com. |
| SOA | ns0090.secondary.cloudflare.com. hostmaster.caltech.edu. 2022899250 10800 3600 2592000 900 |
| CAA | |
| DS | 2371 13 2 DD9BC517A0668E5513CA5E546E6D155FC07358D3093245481462C370 33EB1A90 |
| DNSKEY | 256 3 13 oJMRESz5E4gYzS/q6XDrvU1qMPYIjCWzJaOau8XNEZeqCYKD5ar0IRd8 KqXXFJkqmVfRvMGPmM1x8fGAa2XhSA== 257 3 13 mdsswUyr3DPW132mOi8V9xESWE8jTo0dxCjjnopKl+GqJxpVXckHAeF+ KkxLbxILfDLUT0rAK9iUzy1L53eKGQ== |
| RRSIG | SOA 13 2 900 20260810015037 20260807235037 34505 caltech.edu. xBHAN5oPRPD8sYuprAaNYUIJ/41iADIaNsIgNadNdea/LkLfyt4O1Bu0 TubhWN2EyR+8GD82qYfhKPcD7Af0mg== NS 13 2 43200 20260810015037 20260807235037 34505 caltech.edu. lAuPmTKrFOWcfGTclhkHQTPZue8mBF4G3c3aJJgwPsU0xZlNsSwoHAJS ouCyH1w2QzmayzF3dVeBJE2rMtgTRA== TXT 13 2 3600 20260810015037 20260807235037 34505 caltech.edu. uUhG9Be+p1KEJjUvf8wAK4wFo6535Kt0TsqmNoPfyNbfWg5e7V0Pzkv9 XwYQVvsx2YdhY0WhZycLiufi0+x6hQ== A 13 2 300 20260810015037 20260807235037 34505 caltech.edu. Vu6VyLfNTTMD3oWqlskH7Z3YSBe1gbitNt5TbZHBK0569KEQtcz0C1Yq 2iCbCPrW2/o3Scq3o/yU6jrJ9Meklg== MX 13 2 43200 20260809225001 20260807205001 34505 caltech.edu. seExHCXcdMfO1tpOipWv8eMuzVl3PpMfOccQ0rLrgthCRLKVlIX8M9TQ UD4M70/tTnIT8r4cMifjFK89OAyWVA== DS 13 2 86400 20260814033304 20260807022304 6705 edu. EeeDM/iDi1ZiliNdMSiEIIo8CiqUcEA8xHqd04XgbzKiK3egpH36uxnm 4uWZo8Hq+RTy+z9posJ28jQnP0FxJg== |
| NSEC | \000.caltech.edu. A NS SOA PTR HINFO MX TXT AAAA LOC SRV NAPTR CERT SSHFP RRSIG NSEC DNSKEY TLSA SMIMEA HIP CDS CDNSKEY OPENPGPKEY SVCB HTTPS URI CAA |
| NSEC3 | |
| SRV | |
| NAPTR | |
| TLSA | |
| SSHFP |