Generated: 2026-08-08T18:13:55-05:00
| Status | Check | Points | Details |
|---|---|---|---|
| OK | IPv4 (A) | 30/30 | 4 IPv4 address(es) detected. |
| ERROR | IPv6 (AAAA) | 0/10 | 0 IPv6 address(es) detected. |
| OK | Name server redundancy | 20/20 | 4 NS record(s); 2 or more required. |
| OK | SOA record | 10/10 | Authoritative zone record. |
| ERROR | DNSSEC chain | 0/15 | Both DS and DNSKEY are required. |
| ERROR | CAA policy | 0/5 | Certificate authority restriction. |
| OK | DNS propagation | 10/10 | Agreement between public resolvers. |
| OK | MX records | 20/20 | 1 MX record(s). |
| OK | SPF | 25/25 | SPF policy published. |
| OK | DMARC | 25/25 | DMARC policy published. |
| ERROR | DKIM | 0/20 | No tested DKIM selector responded. |
| ERROR | MTA-STS | 0/5 | Mail transport policy. |
| ERROR | TLS-RPT | 0/5 | TLS reporting policy. |
| OK | Valid TLS certificate | 55/55 | 30 day(s) remaining. |
| OK | Certificate lifetime | 10/10 | Full points require at least 30 days remaining. |
| WARNING | HTTP security headers | 27/35 | 7 of 9 evaluated headers detected. |
| ERROR | PTR reverse DNS | 0/30 | PTR not detected. |
| OK | IPv4 diversity | 35/35 | 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. |
| OK | HTTP response | 40/40 | HTTP/2 200 |
| OK | HTTPS final URL | 20/20 | Final URL uses HTTPS. |
| Tipo | Values |
|---|---|
| A | 151.101.1.55 151.101.129.55 151.101.65.55 151.101.193.55 |
| AAAA | |
| CNAME | |
| MX | 0 null.scientificamerican.com. |
| TXT | "airtable-verification=7b2f198dbf792dce652c2d44aef7058a" "_globalsign-domain-verification=IG4UdrI9gc_SVSE132aTagdWhxkvONdbIBhHhhcMlP" "google-site-verification=lB4TLluqz5GNWMk-1ixJZWsYi80wCX_GfMZXa-qYnvg" "amazonses:z/xWv8zW4whMBWPvXhcdJ41fhYxtB3sQ6lRA41p7KuY=" "_globalsign-domain-verification=l_BNpBAnk-rKZRyXJ9UkBfv9o6EEuuenkBrGpYNYo0" "klaviyo-site-verification=WEer5A" "_globalsign-domain-verification=aQIRcZ4Sa1SmXZlbSPt5QrVI6ozleqa0sPLU-bElLs" "google-site-verification=aW6PYkTCxX7iGeCKYawpfWCKDvk-2mdhlqa9VLSHx5Q" "facebook-domain-verification=jdhhbhjmhg280yczsbslj24j4ixwty" "--CC4tqSa5FE5Ef9EcpPTQT_Eps\"" "google-site-verification=Iqpxw0SAZ49l5fAR5YT2ZOji7qnCetcUpTbvlpITGME" "v=spf1 -all" "Hello GlobalSign CEOS1602043687" |
| NS | ns-1137.awsdns-14.org. ns-265.awsdns-33.com. ns-1733.awsdns-24.co.uk. ns-918.awsdns-50.net. |
| SOA | ns-1733.awsdns-24.co.uk. awsdns-hostmaster.amazon.com. 1 7200 900 1209600 86400 |
| CAA | |
| DS | |
| DNSKEY | |
| RRSIG | |
| NSEC | |
| NSEC3 | |
| SRV | |
| NAPTR | |
| TLSA | |
| SSHFP |