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-398323786857.mit-edu.top/post/3560972148

  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-398323786857.mit-edu.top",cType: 'managed',cRay: '90faf6dc68e95766',cH: 'TcxnmZc6S6Fl9PeT79GFSySJLKJSG2JqJr9hGPa4.uQ-1739178608-1.2.1.1-We4K1NtfBL4FrqDIZw6WyHDI3._ve.Gd6qiq.RAgm47oYloKICzPOW8brMswnFxr',cUPMDTk: "\/post\/3560972148?__cf_chl_tk=a2mqqRnqIZnOB9TdWgRgmvHPjxiegTtGxPds5frzYhw-1739178608-1.0.1.1-iu3BPuFRI8oLMADC8zxc1KLmH0LKwW1k.TBmU1xOTuE",cFPWv: 'g',cITimeS: '1739178608',cTTimeMs: '1000',cMTimeMs: '390000',cTplC: 0,cTplV: 5,cTplB: 'cf',cK: "",fa: "\/post\/3560972148?__cf_chl_f_tk=a2mqqRnqIZnOB9TdWgRgmvHPjxiegTtGxPds5frzYhw-1739178608-1.0.1.1-iu3BPuFRI8oLMADC8zxc1KLmH0LKwW1k.TBmU1xOTuE",md: "_e3IKB1XaEYJuRDhMKVlwdGlCzeYJWARSUWe2sfYXI4-1739178608-1.2.1.1-8FWBKDRoWYF8zsS4ymDB0Ug7P2rfM_bGrQxI.WUPMWaj8JxQQnlmCkHpHRK.D7K0OZZIezBVemZFCFP8XThQKm6NmFbwgZ5umxqr9PLm3Kd_GsHCa7blgLXg5YcQ1lUuWBGUf.te52FwtsL9NuZ4k39FNtMtb0XGyDtQbSL41UMMAYE3FR.6xDduTuUJJjnAJFa439I5fW3nz7O2gqdLBAp7iK6OqrZjXwaSpwNi.MbKbXyA.Tn8krAFhqhDZSJANXgBJyAmmHF6u.aK7t3iqy91yl66oQ0qjFpSobvia16iaIFO6Nf9fTHAne3ayreGiz03tWyppyzGi3gy9h_1eNn4by71y9jixSpqNxL8tJ9Uy7LWDKZBjIWJe_tEfoeW7LG8VDsnczSW_QQGSPPIcUws2KdYSerTaEV4RGqmhlwkPbAROO.zVHl4FcE3XI6wgxvg2A6ZFT8JCrZXCKervTSTfuKf8fgQpwj6WyswnWY.8h3VLkxerv2Z.RohzFqFajVL32b_q2mhV1by15rbP5TCNYPqvZUlJj9YKkT2YA_Ou5wibj0dR15ivSSi6Ujr20n.a_HZbi5.viMvsQyeMYe3I6a9sAskfeXjAy6ApjwOzDxKGnCEQv.GO2polIWfI5fLMXkW74RibN_UxgpVWqRhR_n4B3g4K17q6Tqcqr3ZJfmWvqmBdsyb.NKz8VIyTdLb.PclYKxO.o499Cu5xHdCpVmWNpCljOQZQpZe9hJZmMPzNn._GP7zauWHfAgWrhnw2o0_0RMufQVjBUYiH8IdU_KnSvv7vDpagvOjMP9fiqBTAuKcDyXrdq3qmeHqlVMOTOIudihpJjdEAI.hwtWGoFYxKOsYHWT_ol7LqntEEvLgliQkI20F5xWvzMsMgYYN7qU_Fu4noLCuIvR0zlmP20ecDjyhlDpe1P2yNm1xskxkVuFrB14iNPSZxxCi2sEmCgiH0mJg2BMJgVFR_8ElHMwAXcPswJb7Os65Dh2v2kQExtxkMKn1VqwesMQSAlsF.AzsUIs7geOSbKDvA2a8kHQt9O1OPhCBbb5ZGiu3_B4b5dXpnM03sVBVSRQbRRAC5MakRTjIqTcPriK_OW0buI_AU17E2t98bmBVbNes3dOSNEmss6pxKwWPf9nK2_SVB2OGA_zsCA4ZzkA5xh1wO8JpaLRbV0JdMKGX5kx85_4eKouXAXTa7V5N9YQZGr.akJaOQgxcz2jEXnRA7hf8gNkOy_n48VrxsasF2zWow6tM3p.U3sGlcxgpZ_NXIZcrCukcygyOAiOlow4EIT0_GPbowF3BCmF8rx8d6VSdF1CNNUlAXZntS.DXygS58naoZp6QVFekR2ZRibHcZiI02BXk0f73.sr7y50KldNrn20HnBBdkF0UybWMqHrH7xzyO1lB0L8d69hnCgeA.VFzG3wtrpCXFqBplVK.OWv99DQk9fLslj4CWxB74JwE6P3TSH3MMghIzwlKvxTAmAR6TGoEy6Cswyj85a4Mqx0hcR2YJszfkrffYl4DjRUS8uvc7C.F561o4V0Lol5pv8Ga9ADgRrjx5C.Y2qprOkHWS.0w0rjoMiE3GyqEC8i3DdjF6zXcInaEISVmy6JD2goVFVQ0EmSZkCFXgZNAGx130RX8d3v_XIklGUdAxBjzGFn9c1vycMtikHOriceZgy9WBCkUqR9pZ_RGqCSMnXMeGyMZ6wk.FVYGy8DhU5pOQgMk0jAnymm2GzYgrm.japAuMMG9dIzi.V_hb5a8xh_c9dD7EfK7F19cpCZpQ.e1kH.zUOf1xMmULkZJkDJJRZnlj7p0lfDB.cDcyTPXL2CA_rSpJdqYmwMPmtCfyszFQ0yizy3F2s1JmDkafvulM64Bmw882xH8EzGFDnnQ3FnH0ldroeGL3QuxoOabQO_c7YFgGdiviIhXnWA1ty7HALs.UN8MCCtj5zuwQEtN3txatOlsSpgzpzfMVx_LSkds2zzFYXRaap2D_PLAAOleStlPRdgjyDj_jsYvU6Wapk9IjitPjIZqWKhKRLgjwzNxn3GIHz2OrEDu9fhij7N6.KNtP50ySuibRA4uqLzNae5c.6LLECSWouZM1bx2T.LILgqEEhy8IYammVkR7uEVGORCEozU3Z7.c3iy9YVJnbohHNp8SUy5Uxb7MqpvEo0xVSNdYzVQuvd_E9vqakiecJIqVire59shFYp0spjgs0euqH0Pt3QVgSU1i7CW9GQA",mdrd: "0EGewZQO6ojaY1g.NH3raTuMlLsAcKyC0f8SMxHD4pg-1739178608-1.2.1.1-ojESi1Bk5fQdoxhA5Tel.8cUlGHV6MLjtph1tJ4cdEx30H4T7xWJBfxVfKs02WyCn1VXaVZA3qpMiaYJjbge5sMEVCuTyFCeU.pDyVnICooIwIKpScPUTKztFpmCunIl_6J0v6GB38HENWIO7E02xmzALs4x2RqwtP2jZ2TFr174soiRRAWSFZJCqyitDQRKP3dB1Tb42DetE33ECdsvR_BAnPTKS9bBVH2Rzk2MBkA9bI4h5xSGr87KdWlycjhHM.KDI6Bn48bB4pqKzShAROq_RwlocOmb7Of1EsfKdI8O3U_7ARkMRgahc0SIB7pgBfGOjen8tP0QSfwqPKSB8Fzz4_dhg9YeHi5frvJQYfpm7_HBR2sALGpgRDobywEmrZ20QhxJSpm.DYvHtX_f8shtOrinPRyYAqM5dTC8Z0AAa0EpZAXQAkX_d6Xmn4k9Xn5oxVZjQBym32PTV6A0nfixR_yfBDeU9gcbCRM6KYurecZ6lEtQ8d5XuBU2olz60kJ7.PHmd7l9TFGZfRQmP5H9U.QNnX1XUGiy77qByH4.3yH5x09I9IkO5kyPr0kPJnejIhrex9HMHDftDGdBYM22Pan.OKuRPYw.relrDWrzo_6NRg6rzJl63CCbvfzqXolkjtAQM7dsf0EpgBkF92.KJlbW8ewlGJx4zvRyZOtGBUbCxMgsWwmOwfLQec0LLVbb0s6LgGroWw8mYdDgdCMfpl_bad0EaDjh3OFvthswTNuZQLHy2Uvk9t3LOZXtrcr.1dvtrBmXWDOTu.TzhPIBCSy1zprFPOihwVeytnEhupfJf4ekYwOEOXxJj7BNcqUWoTcLlisABoYmI0WpVrksgm3nms6E139cC_d_TLv.SRdPputag5T_DfPd0SD3OwScEOmMTfilwKPL6Lurwyyw7BwODgTJdROzGfm1RB6bUSGOn_Rozgul2nY5prBIomfhemnk2JuHmR0WFWoNO_71YbmxhU2gEyAD7Oq38aY_8baQFD0GoSNAEQupi.ZbQOZQB0FJ7UksJGjWiS6esB6GdJ4zq2FRmhi2faGFhF.BzVPB2yl8DyLe.X4LIiqv1kSzOomvNXKJJdjasPbKbLRhrKAHToqCx5WjMPrJ3_5r1PW2WVtXxOysK2Pu7L8JFHW3kp2Ny10Hxkw3E91JNoAaL30dKEB01d_dwVGQGqOHhsLQI3lHc3kEZ6MPAte88Uh5CuN8idOOdoKh0q58UNq5AVkcNHiszA6kuL_xa5FmPfOQR.KZiSuUh187kdmGLH8GOkE5z.oyLlL7RC8DHIrcNgIa8_1UQUdquLQsSLQV_e2GnKzLBSWd_GSBHYuZWbAev8LPiFbpH_sy5ALHoy1ISsJ0MEEkM5uet2TST9dtuXBEWcC7_41KCSxR5wmHruGpbDPZO.05UrrJaUxvumbo8F1PLYwCapSTZQvK3jlAa46szDb_AAhD0x_YsjIl1t7jwhPnMnA2fM4.3Oj1JIzqoB4FNKHsV9MjKUhbmxp0wINmuOIA5AP8DSSVZEFRDjyC6Hd_DQa1fxqvCOuxjFEugvb2gvS6ItvlmzoVOfzUvHTmraZRvxqwDFkMLotEKjMent0UDog_BT.f6GUnXl8H5L.IsdsDh87_cayWEcILZDLcG.Vwi5G2Yqs83XKMxrT7dc2uirFct8YsoRay1gNQdVRV0341sWOtdNV1_7VK2U8wEv_xVvMiF4UHuGndmbAw232x5Xz7QWgdGneC7zKjhQj3RkN1uMKGlJ3cDO7ObWduhh44AAPcsre1D4dUwgf_cpOQd1GxBIwVnZeoJJ4wO9qfUxuZ_qjjMJ1Exrk"};var cpo = document.createElement('script');cpo.src = '/cdn-cgi/challenge-platform/h/g/orchestrate/chl_page/v1?ray=90faf6dc68e95766';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\/3560972148?__cf_chl_rt_tk=a2mqqRnqIZnOB9TdWgRgmvHPjxiegTtGxPds5frzYhw-1739178608-1.0.1.1-iu3BPuFRI8oLMADC8zxc1KLmH0LKwW1k.TBmU1xOTuE" + 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