It looks like this is a web page, not a feed. I looked for a feed associated with this page, but couldn't find one. Please enter the address of your feed to validate.

Source: https://blog-affukcnhs.mit-edu.top/post/4312906587

  1. <!DOCTYPE html><html lang="en-US"><head><title>Just a moment...</title><meta http-equiv="Content-Type" content="text/html; charset=UTF-8"><meta http-equiv="X-UA-Compatible" content="IE=Edge"><meta name="robots" content="noindex,nofollow"><meta name="viewport" content="width=device-width,initial-scale=1"><style>*{box-sizing:border-box;margin:0;padding:0}html{line-height:1.15;-webkit-text-size-adjust:100%;color:#313131;font-family:system-ui,-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,Helvetica Neue,Arial,Noto Sans,sans-serif,Apple Color Emoji,Segoe UI Emoji,Segoe UI Symbol,Noto Color Emoji}body{display:flex;flex-direction:column;height:100vh;min-height:100vh}.main-content{margin:8rem auto;max-width:60rem;padding-left:1.5rem}@media (width <= 720px){.main-content{margin-top:4rem}}.h2{font-size:1.5rem;font-weight:500;line-height:2.25rem}@media (width <= 720px){.h2{font-size:1.25rem;line-height:1.5rem}}#challenge-error-text{background-image:url(data:image/svg+xml;base64,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);background-repeat:no-repeat;background-size:contain;padding-left:34px}@media (prefers-color-scheme:dark){body{background-color:#222;color:#d9d9d9}}</style><meta http-equiv="refresh" content="390"></head><body class="no-js"><div class="main-wrapper" role="main"><div class="main-content"><noscript><div class="h2"><span id="challenge-error-text">Enable JavaScript and cookies to continue</span></div></noscript></div></div><script>(function(){window._cf_chl_opt={cvId: '3',cZone: "blog-affukcnhs.mit-edu.top",cType: 'managed',cRay: '90fb18d00f372899',cH: 'ZGejA5.KCHXoXSudB8tDPkco42azI.QGgI4607bg8KM-1739179998-1.2.1.1-k.eKwGXubhhHP89PSZ3CwtcrnqOcTUzxshE.nWIsuAd6WI6lNwC_HzGd7f7QaRXe',cUPMDTk: "\/post\/4312906587?__cf_chl_tk=x7aVTrTzG4uh9k5PjsH8BXKpvQRB6ON5lQtdXL2C26E-1739179998-1.0.1.1-PElLmL2EkJmjPi8NFWX97nK8pCScomF_TcTqwLk3W9k",cFPWv: 'g',cITimeS: '1739179998',cTTimeMs: '1000',cMTimeMs: '390000',cTplC: 0,cTplV: 5,cTplB: 'cf',cK: "",fa: "\/post\/4312906587?__cf_chl_f_tk=x7aVTrTzG4uh9k5PjsH8BXKpvQRB6ON5lQtdXL2C26E-1739179998-1.0.1.1-PElLmL2EkJmjPi8NFWX97nK8pCScomF_TcTqwLk3W9k",md: "totivK.75idFKIoSRCUQr1ZItvLg.VgByz9bbMMATlk-1739179998-1.2.1.1-I9Co2WaOBBzFTCDw4vwcemPiYEOYMBB9cBU6XPEuswRF5oYM3Jy4TNSurniI0cDPlztfVhrd6av36A2hLXzHUqYRgBcvPgmPKGaHf0y2VT7p5u7CDOr83OjyQjhX2qFH6CuaMc9d3elMou13qwZEAE0ZYi7JSY04H7RO.g94V8lJmiA4Gdo_REATI6hnO95OPvn1FtrftfrM88icyJvnVsrIF72i8Bdxacrjv1bBI7J77V7BKxJoeYWHVylWQbzz7dPRjxTbut5FhbsOu9YjNhC9kVw99lsJ7T385ARMJwVVMnGgvBUWp.sS_g3MgNeWftwAM4tATaiU4op8a_WOCoRw3H8A0Jhiq8i2aEEgWY8Kb9FS9tIS5UHZQr0StB4MWKnNUZTxqdnXiCq7x5xnDOmT3j72unIFUTjuUg_mEe.z.swqoagX1uYTMcfTBcvwVUqupCkHx32jVYI7bFjyaMrwzzhJFQfbQv73zqqTLbbN6I_4xE2Enewv2yaP8aIIj7muU83epvdqMfeIu9G498qW081vbJjoTTXEYAI.zkLdry6bRSn32Boonin6t5Uw5.vRB1ws34prN6QHLUhcQXvo_HXvtqyHHxJ0BeejfqgD_vIRtYz5T.ANAfPhL4y8OiiRqFsJ.D1jXLh8DEVdKZc97XMVn6pBj3DKmqnbA9QzgfguCmFVDU.wG7Sg6YFtB_KUHXxAo66PbK1WAJFvs5Fg3nUXkCXh2yoTiHFuDH4YzjGelfHHZzLbSki8IBwOCgvNQGY9rZLHNV9jIi3wExaJqflk1usiCvdmund9Z6EZNZBqtkPoONfgcUuH.ox5WQJ.56LYmCwXb.uMGok0xTgn1w2OPUub2dmlVsTHgK6jjtXzi0Wk6pwWDkA9SOa29EKkyTw4I_EN_asDiVW0FSEdRrd0ehQJL.15Ct9Xuvawr9lqFVFzwuFu4joGhD2dEAU5kC8AruRRPCSvoWhf2W5bBOjQTtwMr6pEbpZ_EbJL8EVoxBr_ZdJ5oLwiV20nV__bzUiQRHHuTRa.KbGp4p6QUWfwhpsWsqkhqaLP4yz.vGhodHAS_fmcTaKdhu4SiN3gqOzJXYWv7t2n8JwtmXmScaYSHJvYWGFCW_SfE4ajChniEkoTMjhhc_Ks6ETOCIBGHXveFqGXfrdFRGmFsLedMNCC1_uy9FOdr52Y7Art.wNLpX2uWG7VmuoXXCLCzyijjBDlSfliSVW_7uCrp70JPVW5n_GzHp2TJxlO0j10VFyRtxsI.PK.lvmJ0eKRM71wu9QaHPhrFtePKfGPSnqGCZM5BQgx4X_QcTBHpNQymAPexAH9BFxxiO5.9QtL._2Xg_FrLaq4zSH6cZ3Y1FRIjj0v4_PDoYl5YiZRNa_71FF_lM_Xo1EyfmsX5hYxqx_OfovAHyf3SO4dab0wPENvqlwOxjBZfhYfZleEJ6SoZuSz3GgRtbBOKfL9Fzg8ORU_1SrF3YYULxK2MrRILlMqWoEvoEEYvJFlwnvflvm2bCIBPXBqCXI.xsnv2eFTyhVVgN1_yVzOIZK7k4cbhtEXxF5D6r5OM1cZbgQjfPrkItggENE_3yoZIoGbzBAgvr95qRC9SP8ekM5S3_jW4S5VzQnhjAXN_yV5rcqFE9tzgyGdpefFAsIUqg4CXi7HDtGQo1mnIeOvCq4VKzhJc7XsG1Csh7jDdWnuOZFq7xlOk4IxfvBzfwVLT06Au_sgfN2h2MkW05uE51SE_guh7o1JCXAk99aFibBgclYCdZPOWwFIuaHwnwJgBLEL9EJ3SrXAIJ18oQWhlpYzoPrlOAqDfBPr6CpmgFafTZALR4kvAk_PYGuX75eKERln.feYDUd.dvUH.dnonLw8aLU6RgnCOYzL0pnHFe04BkeocW4B3XUXQjRo3yk6Iz45upcMpoztrZwVqBx1APDAQRqT5R_18MdexobmePaetuavRP1G4m4xi51g0oG7UjbeiL1ybYTT_Km7SAq8hk8.2JXwHnIn_v62X7vSoVlixUBXY5QxuVmgkagClWujevw5FgL4YjAzAlEB28mHnMfkkRIrTIPE9Qpgvjam_Rsj.0AegbZA6jzsCYgmlT65p8hQ2AMTcJoud04aU_fnqSjLZJua_GTX3ARGw86_YaWkH7ccmDfuG9mfZxNFAYXpdU1JOE6BFB6mUaONLcrLNIhvhJf68kOsDY4R0EGmBc57jfeaakz0a9RbaraieJy__1PAlue9",mdrd: "n2amIl34wi90R5.HdMrMN1prjLqeAy4BtPnOBNGxc.c-1739179998-1.2.1.1-Ie7cn9fj9Lg9KoHUElc21qrNloeVwZH_fCII6WHRLrVOXJsuiXJai2RIhDKQQfRHzQRc5vZk6rX1cmXfvNtK3VpZDhX2xeTmODtfKKgfL9S8EsDHBaMA2kh2nEUo4QxowBrt9gUmzsxVjk3uE2NSW0C76VSp9c3XT2PemV6ymjlkFQeLENg.OS4mC2HhtWX2Xz1lspu0QIME9oTuW4zppspL_z9thHWx_4UweIlHdLaK76FpCXngLFmAdAgYhwrjDbkJXCLQtLv6EZVzfUF5uCsCEjB1UCJuSdS.sUqg1JBeK16kg.DRym3iZjfyeBTiOrVxIwxN.E0kWzK6KmSmiIpgyfDcM5Me2pni51QkwvNc5IO98HRwFfC3mhidCK5md4Uk0K24TSkIfK0oMmHUM__Q8NJ3mG90I3U38yVAgVsh3qMRhPLUXZTz.kHJqg_M3FzRfPfZBT_DexScWvxC.vMEJdvfftw0NZBwY0r6kYFBgv8smbLX54WOiFZkO.a6IF0zKJSTUGjL_M6KG.CYn7Kyn0s1mdkgdNABqDBXf4A_NUKC6R4RvnyoVMQbAN0JsWYzj0a9T1PIEymuuuUiRbcOQqeGFdJdHkrWgb5QFyY8WWi_IByvzAPX2sH1PA9.9pWBhVyMifMF5KhiF0LvF_U.4WOANWpR0bw3drkKiaZRRFkKfwRyh__SHS7.8N4taHxQhXGopUoj20AJNHFKnJUdhwxR_Wjhdr2iRfXSXtZ4keL22ueH9xS6FfrROa1iUz5UED3xmWH6ahfD5SL1lqdC9o1jjQDsfhk8chEa_kl25C2DgZYPpCN8.QOr.el2MjIPaFTsyNxEbeJ9RPQ.oL5oFx4WKPsttRx9B0ZQ1NTa0f38iWflCr7ODfwfFT3YnBX.s6JONFpBcLxSjjZYCEbH43nNf1a5GsTda46Uobhgmi67mXOGVFplvJpTrlQWpLwluLhQTChKlbo4oaraIaPBgvfwRE1ylv9jfhYsyqfyDQuvuoEGikqIN5VRk.XVoN5AtABdmE5OFAcFHcBBhRTcZzasJFjVNCKVEocO1qizZKoQ0PkrvMa16lUZNEQj_LvJWxa3xwFJ3EkFRldfNwu8WzndGxvYLA6mhrGnusH3EGAhk5B.F1Ouvzy1XPHxsR_2NhZWhqQHvdVctKN4BOvdQqon0cwjEcv4VbshcHhGbO40jM7xk4WdKSOnEZs9jUSa92.C4ZkC3YWRvyMV1SLDx6uWHg2dhYZER1VAEdfHxfnxrHXNTz8YWhej1S12wbFgVKcgEtnwSpY6SxPHHtRbBiXlobQgxgkm7r_5GMOWZcuh8.naSPoyTiDKX1tV_Xf_q5.qhHGBkdqLitqWvHs2BTtLHHVkpgJW8kcDR4XYO.3GOWoEQQft7uPTFbyg.BH8.bMagKCz9GlQS_TWVV0a_1bGetaQULxUCUjmvvx2ChiKt4IPwhq4ipZiEnM.MXf80AJjN97vP.8NtWRXb0_1jqOE5wknH6UJJpXPGVG5sdAlhPNYQItKWqmF.RSux.aULxkWCLNN.5KkZ4ZJOrROinpPaso9.qTiYDYXEYIxDY_rUBNbjcS05jkCFTVkfnbgnioKVAJJY.RT9gjzIPYbgTZfUeSmnDLswy0E7lknA_NUbg0m3IEENKzfAu3F9DtwL4wHK69HEJGYn09md1iThQxSfp0jvff7WsScFRuaP4lVxkL8_Ruh51i7U23CI2sXVp9buVfXLZRlXl3pic9F1Tk7bho7AEsOTxE0kExOUDsyqAFEm4ldeYbVcKxm"};var cpo = document.createElement('script');cpo.src = '/cdn-cgi/challenge-platform/h/g/orchestrate/chl_page/v1?ray=90fb18d00f372899';window._cf_chl_opt.cOgUHash = location.hash === '' && location.href.indexOf('#') !== -1 ? '#' : location.hash;window._cf_chl_opt.cOgUQuery = location.search === '' && location.href.slice(0, location.href.length - window._cf_chl_opt.cOgUHash.length).indexOf('?') !== -1 ? '?' : location.search;if (window.history && window.history.replaceState) {var ogU = location.pathname + window._cf_chl_opt.cOgUQuery + window._cf_chl_opt.cOgUHash;history.replaceState(null, null, "\/post\/4312906587?__cf_chl_rt_tk=x7aVTrTzG4uh9k5PjsH8BXKpvQRB6ON5lQtdXL2C26E-1739179998-1.0.1.1-PElLmL2EkJmjPi8NFWX97nK8pCScomF_TcTqwLk3W9k" + window._cf_chl_opt.cOgUHash);cpo.onload = function() {history.replaceState(null, null, ogU);}}document.getElementsByTagName('head')[0].appendChild(cpo);}());</script></body></html>
Copyright © 2002-9 Sam Ruby, Mark Pilgrim, Joseph Walton, and Phil Ringnalda