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-028668804276.mit-edu.top/post/6401732589

  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-028668804276.mit-edu.top",cType: 'managed',cRay: '90f401548c3a884f',cH: 'DgKIXFwCgiC2Wb4j8jsCChtGPrGfEFpo2FB_tTIQ3ss-1739105636-1.2.1.1-MzOgHl_JRCFynZOv5UkZF2BKRUkHUdiCG73ZUhbNEYC4fi84_eKQFSnKmcA7MJwK',cUPMDTk: "\/post\/6401732589?__cf_chl_tk=8pWDVo_l2LQXwo2P_bIEtTB.dQCio2mJsWBCdlIpkzc-1739105636-1.0.1.1-hRi5qc20AqSm3TfgmWaCPWunEW0lpzyiZkxz9Xrw7v8",cFPWv: 'g',cITimeS: '1739105636',cTTimeMs: '1000',cMTimeMs: '390000',cTplC: 0,cTplV: 5,cTplB: 'cf',cK: "",fa: "\/post\/6401732589?__cf_chl_f_tk=8pWDVo_l2LQXwo2P_bIEtTB.dQCio2mJsWBCdlIpkzc-1739105636-1.0.1.1-hRi5qc20AqSm3TfgmWaCPWunEW0lpzyiZkxz9Xrw7v8",md: "4vTPsmvBiY5P9Y.1zeO_quVmAdjLLy2KMJc2iAvXue4-1739105636-1.2.1.1-HWlZsFY2DQ2CHG1Z4u99BluhdhSGmBkfWLOK_cdhFbvpQPA_rB7pCo6rZzwjF4AKv1VCWragg2n.d3z.ZpRh.wsI1yL.c5TAz0g4mxlKKVJ51HgIXh7xUj.Jl1NLFCT0TIU9FbFOZJA8jnF4Y048e8.a4zS5Fed4tRjvpRhzJXlvwa_BvpVY.o_o88D3bPa4aY5Wq8dfHHuoaPFmdeAL3o_F23YyodIuGO4GeIfcp6gSrcd9vUerTkPnkSEGVzXQZPkgYwcXtFw876V9hv3OQTvbHlRGsN64ilcbPRqwZtU4I3VJoCjX9KaQz9zIBQ6gBBxgS2MsbqQlT81gZoC4ivP1rGlfRSzmk2F9hbD.KbgPP98eblbdCqOHZKWXJangHRAZYKHjQJDGVVxvMkWhS727J3URGvQxVSPTaBcpDZfW4F_zimyTWmvct7on2JQ5AJiK79a1NV7StIwHHMjkqD27e4qZvm4fm7hYIYmiH.UY6_EgJzdWSpHPH55aQxHWcsu3ReJGK8ypSa6XzgHIGCsP04bEh8XMGEJiFVVLY2ZUt9m6bETNDCkaZS9ZaYR7O9x.i.hmPpMinYnmuxN57_cnsH42GAT4jn0Hgp6UvUe6TVkwuNI87iB0BnAJmZ2eb0MOoVV2MuJFW9kIU0mNUiTumgjgmdSO_BcvRsHusR8Xj_x65rCaeikyBph.RdeRyRGY0XSQ7tvEu.rSFh4Nc9byPkr2UhKfRnwRFo.xQDnHEYLGlrpvvlfEDU8BY3A6qD2v8YFiVQdhNVfHUWg0UiW2LFHcTYys79nI0OQ37iL3rvio8qMEvn0USGdBJBfZoSr4QgM3WbvxvSximmt3igfGiDMjEviuf_BBAFBn7mjlF8eNqCpIGgn2eXELpxaaGvIoyMYIESA5ZYMbdSBrCllegevza8xeHtmGCYfgHvXJa0k1B.MQA52MEdyZb.oC9Cz6zNjUJ47X03e4exIyUFeCvel0ESnohOAbDsC3FAJm8SnNDROjee8Y3J3w4YREkJH333cW2dPE15wJ_0KbLGHC_lsgBl27lTRHs7TN64ZqQh5hcr0GA4N4Xmc.agcuAInF0CR8pb9HX_zHSTphi0Q53H_MxhKK4IY6pG8AtUGsYd6OQdLYhMhA3ODV0RRIQewTFvaBsGfCkzddfJOFpiT.DTGgc5SDwLLQUZ0YD5WEx46b93lJc7vhcsClBs0mm8._GgOkyma0XUSx0LlB6hK4MxTXgBOuaGJZQ5AYpZQ97UyaaIiAVJUvFy_zK6gmcrJjbUXn1zUDtYHlTZspi3Ph5rI0U0VTCZ.GDWH0DIgn4JgOWp0151JYgROVkBDCnu3GXJmG3xhGLbhGjJ7RG9wKaLIiDWskPtD7rwaaDMXlQ_CI8nndGDh2Fz.0K5ygkRDRjcFmpJXw9HEedubk9LkR_bVuxKdgqjIS4Us1YbdbiDqIoIiKQ46AigQ5i7ZcVhnclW5ZLrM1lmEq1Rm8FtKOkqgpSSumHk8gcG7nA0xgc4WDCZ3uKj9jWssnufk0cf20dyGCQAXS_PYL.FvxK_OAeeHSoN0mRbYGKOIuAKNQtTxXOKcZVuu5ufa7vwYLsUGhDrIhSpNq3vI1dYWDnj9tcK6okk_57ksmUcwVPtXf734ntzXH46fpOoijKkifh5Lq1jWilit2BPZwyz9wjv.qLvvHGPAzbfXaVpq_GjvbhbPjG93qz3h0Kb3rDutW5ZXcr.NONwYlEU02fZf3_y9TKzONij.UQdCzMxcYrsWPbFCQYMYbzGASUtw6ILKNSBvbVE4u8vHiKgBeroid37tPASqe1blkdmte1dc4ItPX4JR5x6XmmJ0TYA23TyOAfJANl9AbUODH4LxNVrzC6P3sl32mhWtW6QooCaDYfiOrC1zt_zm7HC4SK8T04_3zn3eXfqhSZvrrtMQWUVksFtzoew4GyqVF.1AEFcBl1q0nW4A4pWFQIu0cfVbvL95X7O2Af0.FT9FpOPIr60DL7myVQeClwLl.MvuInf7rnI7QZkLA6i.eve8nJ0PTOjBrYGcEibfbhZXm.4B6IcQ9Dw2PcL053u4f3lXn0gD3l34HS.D30GABNwgk1H3jVHt5ua1ueJUhwKY7rZw4tABGN.Z46xE4hkhrihqOJV1zHsm2ggqEuiR5rI8FunGTGkcETUpabyBdU7GldNwJxb24P.kG.nqppc13mZHj6xkL4TwAtIgWxyvXZQMvV_GFyqMf",mdrd: "UkisEXkT15jesjjnUsvjwjY2OrMlSKA8ourR63c5IsI-1739105636-1.2.1.1-WZHmxJALzzxgBezjbD_3vHtV5EwqS9hfe0lYdh43i43R_ypt6mpiwHedIUxXLwXLob9mDzU5rhfx_WQqVhZ48rYgGX9lFKWb6sQ.V7IjdSw0vJhTi82h0VuG2D2327NjhiUiod86IKqwS9jM7sZ.PEJGLXD8mDqORgq0hb7dZqSo6ti1tjkF2e8woSbR64Xnh6emBps_Ay9TmgTt.1D486ad4TnvObf8Dp17A1urc7IvzQPUquRyCeiPXuBrUr6XiMDkAJKOzcO3TPGzpW.KzeBSMjIbP_oGG1HuGCBXPHmwQgQeQBYakUyxkNkGNnJgXvmvozX7M6lhmNinDpOb4Qol951lGWvkHWP_b4tffoW49cro8oOq0gc43ccPUcbcClBolr_Z6YM8zM.YVEPNz2p6TmTikL6eN2hQtKMHSwKbjj07Ut0yiCilrpRLJ4qSzmGF_H1dkmsyM14y_u1x0n7GyJhL.p_nbrw_LgaGScPTWHXQcG8j2Hy5F_e2IYb.dW6s8uUjqO1LKgJeaVVoPJ6P3Rzk37Id52pOab9Wyz.Q3NCZbChZtWRBfmLD0GWI0QAFFeNrLRtn_MR6Hnq74X2KArXodrjGpQ9o2xtRfPOe_Xz2aRqV8b3NkDJKBgSx4ewhO38TZNHwoHsfRDYW9ZJV8UqwiDj0gj2gwY.ZHbCfgYfbv5cnb8bMCbfjdNAhp2HnKzmZIJHiWHebw8_eE6OKH1Izn_psaisSY732vgQ9Rhzbm6iz6PLt7B7N0fkKzF1MhHRh5KxVg_UxpSCoeVSJCR3LEN6Vvtbw9lH_fKbhMdueIXz3NMmH0wAcuBROZq3i2dvzKGbAiGF2Fvfh7Qc2cYR24T9ZXSwh380vxIt2Xs2hod_KNTlq.4BRJPZ_rRkwiQOza9FIiywnHGMfB8t0KU0mNQwqO9XniNbFj6IG968l.pvpidD3un9gX9JS5HvHhYkUDSzlPXX9Q9mPJEhzEHOGz63LoFUTF9wx2YFcgCsQdXMJ8A..95jZ7ls2GmJlm3LknfhNc0Kc0LIACfQX.mmj_rz0Ck.0EJvL.KwWCe8yQ5GS8VTuj0tRjtHJ.QGFAIkHvBHPSh2XCXzbdBB__y5Qs6cEyGHTt2BRhj3dwNyaviHEYl7tPcq0BlHBD.EZdOGG7WZVoSSfeKW13p5v6e93Q1T9vVmkeuF2q9gjnciKjcjc4zPJE0uzddBPh54rJrkzeN1C52cFepv.nHMpmYG7ZhVBOkKSdn3zMlBOjBBHJTxBR2Q3_49nMFTiwVkguYPxXqSAv32GefSAxUY.B_JSXo86bxsOySNy3fmlXIUf0PnhrIGcvtSd.K7Q6fhmKyZr8zQWJtunShlz34MjZEOAaczpoG_E.3D3YMNqlF0H6FF1qwOAzpD1E371MeMsKpA.8ZRVNSi9E28Qxdy10jo4Fm83_Dz4k0NzNMfeb.9_ouploG36h3wXhzYftdiWQA5I4aG7smCNcNpqu0CYeclmCDmbj2t_vzbF1y7E8jw_dEiZcVuAP5VX3VmSDXocV5sh4qejiCdkILXtXcYo2etj6pTdyI0p9PionkXj.ZMSOJQNW6775u2i7FMMntr8JPLwmVx4RjiC74L7C3V2Uw1VQLUosS34KJCCpXVucOBt8K6hIElMN5OV81RFukaJmo6BG4Ll6wWd_Zh1UmInVvTAxbMgwt0s7FyZB1jvTUnqtJvPMNOCkIOf8biY7u2AbSEO_HOETiYD1R8BGA1SFVdUcKRcd.8zXDRSfIaGXA_79ZeHDU6PvvciTDLXJD.oQdXjoLaEES8dPpBIeNxXGAGk.nBtegriMw74US8"};var cpo = document.createElement('script');cpo.src = '/cdn-cgi/challenge-platform/h/g/orchestrate/chl_page/v1?ray=90f401548c3a884f';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\/6401732589?__cf_chl_rt_tk=8pWDVo_l2LQXwo2P_bIEtTB.dQCio2mJsWBCdlIpkzc-1739105636-1.0.1.1-hRi5qc20AqSm3TfgmWaCPWunEW0lpzyiZkxz9Xrw7v8" + 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