Summary
- HTTP status
- 200
- IP address
- 3.165.136.81, 3.165.136.98, 3.165.136.12, 3.165.136.57
- ASN
- —
- Hosting provider
- Amazon Technologies Inc.
- Country
- US
- Title
- —
- Description
- —
- Language
- en
- Server
- Vercel · Next.js
- Generator
- —
- Certificate
- ValidAmazon
- Sitemap
- Present
- Domain name
- buildwithfern.com
SSL/TLS certificate
The SSL/TLS certificate encrypts exchanges between visitors and the website (HTTPS) and proves its identity. It is issued by a certificate authority after a more or less thorough check: of the domain name only (DV), of the organization that owns it (OV), or extended validation (EV).
- Certificate authority
- Amazon (Amazon RSA 2048 M04)
- Validation type
- Domain validation (DV)
- Status
- Valid
- Covered domains
- buildwithfern.com, *.buildwithfern.com, *.doc.buildwithfern.com, *.doc.dev.buildwithfern.com
- Valid from
- July 15, 2026
- Valid until
- January 29, 2027 (expires in 118 days)
- Protocol
- TLSv1.3
- Key
- RSA 2048 bits
Sitemap
A sitemap lists the pages of a website to help search engines discover them. It can have any name when it is declared in the robots.txt file.
The robots.txt file declares 2 sitemaps.
| File | Content | Last modified |
|---|---|---|
| https://buildwithfern.com/sitemap.xml | 158 pages | October 1, 2026 |
| https://buildwithfern.com/learn/sitemap.xml | Index of 2 sitemaps | — |
Redirects
The website address does not redirect.
Outgoing links
The home page does not link to any other website.