Couldn't retrieve https://www.imdb.com/list/ls4155248454/ , and the only explanation I have is:

HTTP/1.1 400 Bad Request Connection: close Date: Sun, 07 Dec 2025 10:56:38 GMT Via: 1.1 c2439c5d69ec72a2ab666c2eba104244.cloudfront.net (CloudFront) Accept-Ranges: bytes ETag: "1fee-642b31d467580" Server: Server Vary: Content-Type,Accept-Encoding,User-Agent Content-Type: text/html Last-Modified: Mon, 03 Nov 2025 16:21:58 GMT Alt-Svc: h3=":443"; ma=86400 Client-Date: Sun, 07 Dec 2025 10:56:38 GMT Client-Peer: 13.35.89.191:443 Client-Response-Num: 1 Client-SSL-Cert-Issuer: /C=US/O=Amazon/CN=Amazon RSA 2048 M01 Client-SSL-Cert-Subject: /CN=us.dd.imdb.com Client-SSL-Cipher: AES256-SHA Client-SSL-Socket-Class: IO::Socket::SSL Client-Transfer-Encoding: chunked Link: ; rel="icon" Strict-Transport-Security: max-age=47474747; includeSubDomains; preload Title: Error 503 - IMDb X-Amz-Cf-Id: Kmz-daJuA3UcEZUDf7m5bBrFzWPpm1c8BH2mtOwYaXXsrD8zO9CtcA== X-Amz-Cf-Pop: JFK50-P8 X-Amz-Rid: TENZHYNN264JF2HG1JWR X-Cache: Error from cloudfront X-Meta-Charset: utf-8 X-Meta-Description: Error 503 - IMDb X-Meta-Robots: noindex,follow X-Meta-Viewport: width=device-width Error 503 - IMDb