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-177866373931.mit-edu.top/post/2593741086

  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-177866373931.mit-edu.top",cType: 'managed',cRay: '90f36b39fe57c999',cH: 'kUWjT8JBD8uotbtO6OKywu6lKGDi4f1OSKIHy1qdUco-1739099488-1.2.1.1-iDz48BKjN9HdqH2vVelMh6DVKyzixNUtZHmXFjlnc9Hb6E39okvrl_8kz6_wJCkx',cUPMDTk: "\/post\/2593741086?__cf_chl_tk=b30nFrZePFbxCpvbrqtlZvj3U6KzvOXJzbW81q0Xh4M-1739099488-1.0.1.1-ILV6vq2hFNKkA5tznnvYuR5ObVDm5WCD_MOgojtnDWY",cFPWv: 'g',cITimeS: '1739099488',cTTimeMs: '1000',cMTimeMs: '390000',cTplC: 0,cTplV: 5,cTplB: 'cf',cK: "",fa: "\/post\/2593741086?__cf_chl_f_tk=b30nFrZePFbxCpvbrqtlZvj3U6KzvOXJzbW81q0Xh4M-1739099488-1.0.1.1-ILV6vq2hFNKkA5tznnvYuR5ObVDm5WCD_MOgojtnDWY",md: "fWnPSuQPjkQHanlkjUoZ9xFhlVaRwxjlurjVdHtq3Zg-1739099488-1.2.1.1-3ZqaxfpWRbTBwX28ZiW9GQE44icoBHy5hJOM.hE9E6PCphfvuTzd3LWEPIOs9FQiOSZDSrjBKvot7CQd1e2NVrLQMBOOI1aj_oK6tY6IICqeuyhi7T_EFVVjZW9r889_7EPSaHQhSVO.9fSx9cV8VJ5hLgyDHDRXJ8AeSc5MjSwBXUQVKmSyjNHAX4pvOUrrSW7r14QfLvDdutw7bGKFuVpYMSDifloep1.8pZ0fYLVXreaWaT5oSZG8uIgU5k0bm4G0yAlQjVabr.o6ZdMQXn_wkkQaRcu5XuZg4p6nn9KEVsyymGQheaWT4KkBlnbxxtr32jxraKIgMaGGCC1GiJxfj0arwThOjLwmOQX2iCYk4vPGIM83EjK.mbjBUn5.TnmyxRxR072aiIglY6tjUQseGyWuQJuXz9cwxPGHW43YVuNmgC6AhpuSkM3rlzXfoRaKnUepp_SHHIEEtYgzoA95N4qBv_FHRObGKrVnGL7BlmjYDvxA6u7O3TlG8etbB4g8Q19U8bhskPr3VpDi7s9s._BWyg2FwoaaYsqE6xKsq7Nx6KgQzeJJtG1QYovSyi_tNsd._12rO2ljz73plHCMCB49fU0tpModK7tk1rgyVSCyGxydphMr5TsWXYaeQ0eeL1u5WPWdS2VXNmxH16P4ZSfB9c_DBd_QCJ7EZaO4_njIrUSndCP07fbks0FGkIbiN6wMJFLEK85s4doMQ0cM19J39kYKVdefRtKK.YbBmpXvzZX7oWGesgWb4TMKiKbedhmWbtL3n76jAxwJprPkwYFTIfIyRB3YOcG3hUe8PDM0gVQcK9qW7IsohqOSEtrmPF1BvMZSrr3kVrpDjN_Jz5oKQu.aaBqgBk64vEXVqeT1Hw5vn_.YBa78qpm0pJtSKq0ZyH.7Sh5AXAz_gyl70kqDCtzV5KiBNTYUV7IQUCG6ELF.F54R3XMYzOprazSHEf84a2HLgUeCRUuoskVw768XHJr_TE4AtHiDJlJgxQYLVW9982SLIRoSS0FhTN8M.ZJzPYr7xF4_QRWLA4UZnlnVqGVnaa4Rgudl37QcRcbnnBb21hGKw2xCZoDWFXjT0CkHsrW9fm1oVDpb6NDmsPd_qet7.18mcxbRfqTAX0.M1m5SZ_s4goZ0dI8lcr5MfvmSnhPOwtJUmF0WOWhLAv8vEsrhJLNKQzhCSNyT3DSfwTX0xqGLKUhIqNxWa9TBrKyuFpHTeU1_8BgLwCtxG_Q3IfgTldb6Lcl9Ny_fFsiwPRAWerZFYT37G8I2X_MXSR0OB4gi7HWAX8FLoEFMOZkK7cMNb1lU3TXrNZaS2qOpriyTasJoYKYqYyoHSktNCPiF5g3YPxI.a.TZ6QOFsDN3cguI1..lqW.yskjOq19mcOPvAZp9dAV6chgNXk_GYlmwxBWlN1tOl9p3TLiM6_ah1jCSJnSPXvM72TJC8lcWJm1k4N_tCKuAG2LzU6AOf0tvu5kUT3.h9qViu9Ec9JIfRVXYK0zuHdGkCXDamPJwmvCJrzZ_gNMonPAyW8DdPaCL3qpnlHMvF5HTYDMcdcnKl0_O_HmSBbAeHGNE6Y7KA6rXUUAva_KIeT0tLQBib6IAwdTMGMqjyu6wxPMzPst9er7q50EXHQuDia5SuNPyBwh1vzP6kMxDfvGm8FTkE43v9Gx.Z.IboMuXG3eC6gkwmdU8uCgy1o4xFvWNRKWI55wgiOfLXqTdG9EIQ4fT99LywPSDw0c1YoODCVPZvz9pKRJGi9H2ZcYb0zprrUOZ4SqpZOGvq5nV_CYzDrjHXKZcwhtjmTfimr9NEYhA2HFBZ85gfpdAwOBMrXEjM36g2tvLxGNc6QGMzLoxiISwNsLjO0CALG1GZDLw_GSTZwve5a1F.NJHOSe3UQWC_FmSYU3mkQCRbCfJqAwzTff.0F.GOA2Q_P2RvE6nBQ5XvQyQK6B_PrOu45xK7eSpNL7WD_tj6qS_yHEW1R0.b7cSsOucMwpgzQSzs3tsCfex6yLWnQ6TYgqkYIetLyaSXVQvoWoa1Uk3c7mv9iWoTBfijA_8Bc.XnsfwuTeED_bjmBAPYO_uF6PLSZZIKfaJJ0VSgFtbEOqej0yIJxRYcz8IPbe49jTKLQd9X3Su_WJPfsG84m830k9PA6aNyXE6m5UoHJpXnCTV6HQAmmI30dXn3RCPF72603JikvuORmCLfCgfb6c0FmdrcPKnMnW8xbl4Cs1ypwzx..0LmemW",mdrd: "YX1D7sSocFqCzTcpe2Ku.ZsWUN3bRYdwoO2P9xR4UAo-1739099488-1.2.1.1-YspMqu6xtxqm7lDtJJlZXAkWP4S15e3poHtlnkbsoERrNFdFQWkw7u4fBGgRkQWFS7tz8iqA9fwEqy_bZ9XTmozj4o6e08TQfLoGZWT9epoBybI9MslshIki57BpddhQNjZiDlGLEu179JPQxPKqeH2saZ2arz9zkMbsu.EERu_xGvyRcCGjAqZs9Q7eOfOrIPG7M78OqHB2NxtNZwrvwqAp31gZBLKKa9HJojFARrbpc0iGYzLR3hVIYrLC_KUHrj._BVl7NPU4kmz8sQj0icX.6xCUAFCe37f8OeYt2KTr2QOIhc0FfTcN0T_2H2H9bHa23Dpkb21DXSSwOeYuiU6VpXoRkQKs0c1vOR5dpAns2cVmgv6yIsVk12FOd1bhb0zazqQjCQV4iVKYKKbJltEZPLCEoVK.rh.1m5.kEo4IBotyNArWhDaQoiNCqbF0D4sVC2syXPP6mOBDL6.WpvxEtO5Hln5zVgJghbbJ18ZGOr8cLiUf5LE3tqdpM6rvXGVl36J.Ov4W2eFTwGdKNDPGqKtWvbJgF_ZeyycSj_a6k6rRUaEgqyXH_P9dozEJfdZncHQn5Hs9PI.Z3QHXTNR1z3v5xizu5BC8304f99bDmlUWDV6EFqO.tIYo8lTjo4r9WpmOzmBcVGdB.PTb0ZHpk_ltb_PWOSAZR2HM1bfiRIxvwMjupgLlKZ6XVfSVvoD4w.6mkJkq4d16RM_fp0ZoOZcvyNh8mf9DPs.5sIKDt3hDV4YJ7K0FMP94IWjlgNGnpuXwjPro8v5oVnzwlVvHO5sFU_xK_PNYawC4FL9S7w.NW926zwad9khvjr7VDp3ge8jr8KRnm0.QnImrkBvi38MU4gTYytVq1PpRg3zHOcXBuLh8LlXZmxIy_fMbtKx24Q7NtT8LrDjq65jjo3mVhRUvZ6dTKMp.Z_exkGC4KAzxjo_ESxMWgTUh_wo7EblyJvcemNXMkVr2Jl5RJl_VazoVJ1CldUL3mnjNqDj6Tj2179U31zkVNieUDZ9O1s2m6AKxNlDpZrE6mLowdGNhoC5VPDwvQnGObx2_706dKG_coHvoOf9IiHXfoaXVgNWB2a1ItxGsvo9K44Bd6ywg7AkXQC_oOpEz5sF30CbNSOROuy32iRG0cdpSa8E9jUPXuhFR215Nu6Fjvaskrr30kKK1apy_sy_uVLauhv8Z6.paeO03kMB9zrnO4NW72E.RrTDKtA16YzUhkDmd0N9B_wPtSXfitkF2ff2k_Umw_b2MBkpJnl8e.4el8Ta7.CGGAN.rdwZwqmbP9pvSBooqdiUlGqTSJX9uhbSGL2diwgvJe0CQr141O4Ous3mTSeVyVmYP8LhuTCEZE4uKYULEgONki7U1_4RxYaJHEDzV2IoTIFGUU7voMY.46g11nZ6DGLeFTokVFnctv8DwVuKVZtTWEUExDfSFe1zeCOD2gRxi86XopUqzEf9vUhdnOwbYg44Hd1VoY_A1qlGxO3vP4mMzFW8TYIznKwIl0EDPGmZ0VtTo9nB5d8y6JEe._HzGMIghLOuzxOq_HBgnBaQc06IcNn7JR2Hit5FKB70wWAKwv9MZ.vB_gGKePYD84.H9UqZnN191u52aKAgWRLunzHrpX9J_.3n9y1firdEsjVdOcrx74XVx5_FAxjOxPdth3ecJeikPhRYXz1fhPdoUfZdFOUWxBa4kGKaPV3X8gCrHtUXobjoZ02w91iYkirmVGFkaPOKSH8yWvbLmInqwgBfH4b5u.ZS2QzRvF3FGEQ1tIxC9S0N4k5V9fuC8tmNi3Sjn00MSdB8Boxr.aciFyx8RIew4E4Plb6m6eX0"};var cpo = document.createElement('script');cpo.src = '/cdn-cgi/challenge-platform/h/g/orchestrate/chl_page/v1?ray=90f36b39fe57c999';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\/2593741086?__cf_chl_rt_tk=b30nFrZePFbxCpvbrqtlZvj3U6KzvOXJzbW81q0Xh4M-1739099488-1.0.1.1-ILV6vq2hFNKkA5tznnvYuR5ObVDm5WCD_MOgojtnDWY" + 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