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NS1
Hosting
Netlify
Location
Ashburn, Virginia, United States
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pola.rs
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Categories: Development
Polars is a high-performance DataFrame library for Python and Rust. Built on Apache Arrow, it's the fastest way to work with tabular data at any scale.
Updated: 2026-09-03 16:38
Language: English (default)
Access: Normal
Profile views 4
Outbound visits 4
Website Overview
An advisory match combined with missing browser safeguards may increase exposure if the affected component is active. Deployment-specific verification and remediation deserve priority. Identifiable technologies and additional version or configuration signals make the service easier to fingerprint, which may help targeted scanners narrow their checks.
Domain and Registration
Transfer-protection status is present, helping reduce the risk of unauthorized domain transfers. The domain uses the common .rs extension, which is not an independent safety signal.
DNS and Email
Nameservers are provided by NS1, indicating managed DNS hosting. No CNAME was found; the observed records resolve directly to addresses. No MX record was found. A conventional explicit inbound-mail route is not configured. TXT records include verification markers for Google. Such markers may also remain after a service stops being used. The lowest observed DNS TTL is 120 seconds.
TLS and Certificates
The public key uses EC with 256 bits. The server supplied a complete certificate chain. No organization name is present in the certificate; the available fields are consistent with domain validation. The certificate was issued by Let's Encrypt, commonly associated with automated certificate services. The certificate's total validity is about 89 days, consistent with a short renewal cycle.
HTTP and Browser Security
The response lacks these common security headers: CSP, X-Content-Type-Options, Referrer-Policy, Permissions-Policy, clickjacking protection. No X-Powered-By header was found, reducing one common source of backend fingerprinting information. No obvious internal addresses or debug information were found in the headers. The Server header contains the custom value Netlify. No explicit CDN or WAF marker was found in the response headers.
Technology Stack Analysis
The public page identifies Astro 5.18.1, Netlify, with exact versions exposed for 1 technologies. These details can narrow vulnerability checks, although exposure alone is not a vulnerability. The advisory source OSV places Astro 5.18.1 in the affected range of GHSA-2pvr-wf23-7pc7, GHSA-4g3v-8h47-v7g6, GHSA-7pw4-f3q4-r2p2, GHSA-8hv8-536x-4wqp, GHSA-f48w-9m4c-m7f5 等 8 项. Verify the deployed version and relevant configuration before drawing conclusions about exploitability. Updating affected components should be a priority.
Search and Social Sharing
The Generator tag identifies Astro v5.18.1, making the publishing system easier to fingerprint. Twitter Card metadata is configured. The title has 35 characters, within a common display range. A meta description is present, with 151 characters. The observed directives allow indexing and link following.
Hosting and Email
Pages, Search and Sharing
| Meta description | Polars is a high-performance DataFrame library for Python and Rust. Built on Apache Arrow, it's the fastest way to work with tabular data at any scale. |
|---|---|
| Canonical URL | https://pola.rs/ |
| Language | English (default) |
| Twitter Card | summary_large_image |
Social Sharing Preview
9 fieldsSharing metadata
| og:url | https://pola.rs/ |
|---|---|
| og:type | website |
| og:image | https://www.pola.rs/share.jpg |
| og:title | Polars |
| og:description | Polars is a high-performance DataFrame library for Python and Rust. Built on Apache Arrow, it's the fastest way to work with tabular data at any scale. |
| twitter:card | summary_large_image |
| twitter:image | https://www.pola.rs/share.jpg |
| twitter:title | Polars |
| twitter:description | Polars is a high-performance DataFrame library for Python and Rust. Built on Apache Arrow, it's the fastest way to work with tabular data at any scale. |
robots.txt (opens in a new tab)
8 rulesgooglebot 1 allowed · 0 disallowed
/
bingbot 1 allowed · 0 disallowed
/
slurp 1 allowed · 0 disallowed
/
duckduckbot 1 allowed · 0 disallowed
/
baiduspider 1 allowed · 0 disallowed
/
yandexbot 1 allowed · 0 disallowed
/
facebookexternalhit 1 allowed · 0 disallowed
/
All bots 1 allowed · 0 disallowed
/
No matching rules.
Sitemaps
1
Registration details RDAP / WHOIS
| Registrar | Stanco d.o.o. |
|---|---|
| Registered | Unknown |
| Expires | Unknown |
| Domain status | Active https://www.rnids.rs/en/domain-name-status-codes#Active、clientUpdateProhibited https://www.rnids.rs/en/domain-name-status-codes#ClientUpdateProhibited |
| Nameservers | Unknown |
| DNSSEC | unknown |
DNS records
| Type | Name | Value | TTL | Priority |
|---|---|---|---|---|
| A | pola.rs | 18.208.88.157 | 120 | — |
| A | pola.rs | 98.84.224.111 | 120 | — |
| NS | pola.rs | dns1.p06.nsone.net | 3600 | — |
| NS | pola.rs | dns2.p06.nsone.net | 3600 | — |
| NS | pola.rs | dns3.p06.nsone.net | 3600 | — |
| NS | pola.rs | dns4.p06.nsone.net | 3600 | — |
| TXT | pola.rs | google-site-verification=ZEZijqPlKc5K_TCYOFfUyXj6D3_BTbJXXMo5zY3shak | 3600 | — |
| TXT | pola.rs | google-site-verification=f8DIVz2vl6XkbuMidJJRjYSdDJg-9kO9gK8MYTKqCMY | 3600 | — |
| DMARC | _dmarc.pola.rs | v=DMARC1; p=none; | 3600 | — |
TLS and certificates
| Assessment | Normal configuration |
|---|---|
| Supported protocols | TLSv1.2、TLSv1.3 |
| Negotiated protocol | TLSv1.3 |
| Certificate subject | pola.rs |
| Issuer | Let's Encrypt |
| Valid until | 2026-10-14T19:29 · Remaining when checked: 41 days |
| Verification details | Certificate trust: Passed · Hostname match: Passed |
HTTP response headers
| Header | Value |
|---|---|
| content-type | text/html; charset=UTF-8 |
| cache-control | public, max-age=0, must-revalidate |
| server | Netlify |
| strict-transport-security | max-age=31536000 |
Identified technologies
Astro 5.18.1Netlify
Recent Updates
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