stsci.edu
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Categories: News
The Space Telescope Science Institute helps humanity explore the universe with advanced space telescopes and ever-growing data archives.
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Updated: 2026-09-25 17:12
Language: English (default)
Access: Normal
Profile views 4
Outbound visits 1
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Website Overview
Page metadata, canonical configuration and social previews work together to provide more consistent search and sharing presentation.
Domain and Registration
Unknown
DNS and Email
Nameservers are provided by Amazon Route 53, indicating managed DNS hosting. MX records point to the Proofpoint email service. SPF and DMARC are configured. DKIM status is unknown. TXT records include verification markers for Google, Atlassian, Microsoft. Such markers may also remain after a service stops being used. The lowest observed DNS TTL is 300 seconds.
TLS and Certificates
The certificate includes the organization field Space Telescope Science Institute. The certificate uses an RSA 4096-bit public key, offering broad client compatibility. The server supplied a complete certificate chain. The certificate is valid for about 198 days in total, with 35 days remaining. The certificate covers the main domain and its usual www hostname.
HTTP and Browser Security
The response lacks these common security headers: CSP, Permissions-Policy, clickjacking protection. No X-Powered-By header was found, reducing one common source of backend fingerprinting information. The x-cache, via response header indicates a CDN or caching proxy in the delivery path. No obvious internal addresses or debug information were found in the headers. The Server header contains the custom value openresty.
Technology Stack Analysis
The public page identifies Google Tag Manager, Amazon CloudFront without precise versions, leaving fewer clues for version-specific scanning.
Search and Social Sharing
The title has 12 characters, within a common display range. A meta description is present, with 136 characters. The observed directives allow indexing and link following. No Generator meta tag is publicly exposed. A viewport declaration is present, providing a basis for mobile layout.
Hosting and Email
Amazon Route 53
Hosting
Proofpoint
Location
United States
Pages, Search and Sharing
| Meta description | The Space Telescope Science Institute helps humanity explore the universe with advanced space telescopes and ever-growing data archives. |
|---|---|
| Canonical URL | https://www.stsci.edu/home |
| Language | English (default) |
| Twitter Card | Not detected |
Social Sharing Preview
8 fields
Sharing metadata
| og:url | https://www.stsci.edu/home |
|---|---|
| og:type | website |
| og:image | https://www.stsci.edu/modules/stsci-www-assets/assets/favicons/www/android-chrome-256x256.png |
| og:title | Home |
| og:locale | en_US |
| og:site_name | STScI |
| og:image:type | image/png |
| og:description | The Space Telescope Science Institute helps humanity explore the universe with advanced space telescopes and ever-growing data archives. |
robots.txt (opens in a new tab)
HTTP 404No robots.txt found
Sitemaps
1
Registration details RDAP / WHOIS
Unknown
DNS records
| Type | Name | Value | TTL | Priority |
|---|---|---|---|---|
| A | lyra.stsci.edu | 130.167.201.25 | 28644 | — |
| MX | stsci.edu | mxa-0042ee01.gslb.pphosted.com | 28800 | 10 |
| MX | stsci.edu | mxb-0042ee01.gslb.pphosted.com | 28800 | 10 |
| NS | stsci.edu | ns-1407.awsdns-47.org | 172800 | — |
| NS | stsci.edu | ns-1639.awsdns-12.co.uk | 172800 | — |
| NS | stsci.edu | ns-417.awsdns-52.com | 172800 | — |
| NS | stsci.edu | ns-878.awsdns-45.net | 172800 | — |
| TXT | stsci.edu | 61D1667DA1F04724F31823CC4697482D | 86400 | — |
| TXT | stsci.edu | 7FEF3C68EDC7F24D4C0F9D54E2E2297B | 86400 | — |
| TXT | stsci.edu | DF5AD30F4FE4A0C3A6665A24DDB3F3EC | 86400 | — |
| TXT | stsci.edu | MS=ms40387392 | 86400 | — |
| TXT | stsci.edu | atlassian-domain-verification=QDY7ZHVMx3EN0eiSVMorivPaZjfc3ExPXQf4bSt5lHshQjC3AAYrNyaHwiYedSgn | 86400 | — |
| TXT | stsci.edu | ayyyVfHSQp2YbAj3OdK931oGKUM/YHMcbUQogTnGdS0Z1OYnShQ+WWau1kUnzxgVS9vGky1aEgKSZrOvJ0ocXg== | 86400 | — |
| TXT | stsci.edu | [email protected] | 86400 | — |
| TXT | stsci.edu | docker-verification=8fa6a830-537b-46b1-9a55-53f4c31dab76 | 86400 | — |
| TXT | stsci.edu | duo_sso_verification=YOHxKPd9FLQcf97cD34sRiOalGwxkSiaN8Xl3Ld67nv2arL8bIVPxLANAljd6HEL | 86400 | — |
| TXT | stsci.edu | google-site-verification=pg94pDV1-yiIdt6gtQc2Y_c8-v9GzVWQHk2Hk2x7TJ0 | 86400 | — |
| TXT | stsci.edu | logmein-verification-code=637c7ed4-f35b-4f3c-a965-632dcae7dd09 | 86400 | — |
| TXT | stsci.edu | logmein-verification-code=w6PQpSx5zjBYknD95yvz5R8XB | 86400 | — |
| TXT | stsci.edu | pexip-ms-tenant-domain-verification=f07cddd7-9faa-4427-96b2-9a05ba050fcc | 86400 | — |
| TXT | stsci.edu | usltw0yq4t | 86400 | — |
| TXT | stsci.edu | v=spf1 include:mta-spf.stsci.edu include:spf-0042ee01.pphosted.com include:spf.protection.outlook.com include:app.aventri.com ip4:130.167.165.12 ~all | 86400 | — |
| TXT | stsci.edu | webexdomainverification.103PD=63ac8693-4d54-42cf-999e-24648e9fdebd | 86400 | — |
| CNAME | www.stsci.edu | lyra.stsci.edu | 300 | — |
| DS | stsci.edu | 38834 13 2 7b5e65d43be0206ec7690f7d026a79c761eeb96946670a99821b073c3947268d | 86400 | — |
| DMARC | stsci.edu.hosted.dmarc-report.com | v=DMARC1; p=none; sp=none; rua=mailto:[email protected],mailto:[email protected]; ruf=mailto:[email protected],mailto:[email protected]; fo=1 | 300 | — |
TLS and certificates
| Assessment | Normal configuration |
|---|---|
| Supported protocols | TLSv1.2、TLSv1.3 |
| Negotiated protocol | TLSv1.3 |
| Certificate subject | www.stsci.edu |
| Issuer | Internet2 |
| Valid until | 2026-10-30T23:59 · Remaining when checked: 35 days |
| Verification details | Certificate trust: Passed · Hostname match: Passed |
HTTP response headers
| Header | Value |
|---|---|
| content-type | text/html;charset=UTF-8 |
| cache-control | public, must-revalidate, max-age=1, s-maxage=60, stale-while-revalidate=15, private |
| server | openresty |
| strict-transport-security | max-age=31536000; includeSubDomains |
| x-content-type-options | nosniff |
| referrer-policy | origin |
| set-cookie | Redacted |
Identified technologies
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