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-816487887122.mit-edu.top/post/4503162789

  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-816487887122.mit-edu.top",cType: 'managed',cRay: '90fceb9e4e37690c',cH: 'X6tFzDJTJ0tUrtmJzG.RbBfULR0.HTOwpT.ufFUXd4w-1739199119-1.2.1.1-g8vqJ4dbUA4umtiZDKT92G3JdFFfjxs7aOC1su3FSh3nGxfIzY7oKaIhb_65u4eW',cUPMDTk: "\/post\/4503162789?__cf_chl_tk=nb88k5K1fiZ_H1K1U.B_Zsfhgv_phPDpaV1udFHtfUQ-1739199119-1.0.1.1-bgQd_8jEkZjmw9v6A7j1RpEbmnuY63pk9xMaLvzt3rE",cFPWv: 'g',cITimeS: '1739199119',cTTimeMs: '1000',cMTimeMs: '390000',cTplC: 0,cTplV: 5,cTplB: 'cf',cK: "",fa: "\/post\/4503162789?__cf_chl_f_tk=nb88k5K1fiZ_H1K1U.B_Zsfhgv_phPDpaV1udFHtfUQ-1739199119-1.0.1.1-bgQd_8jEkZjmw9v6A7j1RpEbmnuY63pk9xMaLvzt3rE",md: "jjzlFFfV8Bl6Flwfl_KBgDT87R3X0FGHX1Oi_DC5.yI-1739199119-1.2.1.1-wmkV4LB4Q6K.yakv1LVIpq.A4090XsKG2dlujQ5Ic35HTga6rzMxKoQC1P1Rgp5AqkUJ3Esqw51h1WqARqeB23Cx24MptU2X3cCo_iOVhnQeWocz3hXoaxoO61C6bQVIfBY0NcBB8S7_e6sJx1Ej9C_4fTndftP_y_ZZDYdIoK5beypUQ.YmHAf6Az0a.KOU8vIt9b_tIiRUk0eivqkZDGXEnYbKDkPQ_GMvWeXKBPtkpHiFtZzTtSJblfIb_1giz7ChZt87eDhwhUgx3yST79BeeDUjgk9dOqzuO3Qg92f6tnCJ08VmkH.IBm8lK_sSOByN3h99iCF42A1DSdHltRX5J93Bt2ereK5PBpMJhod.O825dxKh7uIqwCVnrVBkl2waF_LcuYOZdYmGe_JHrAt6_klzT_28Xt3NiG2L0D7rSAe0zPZZKuxl46HCyF9p_OjyadflAC5Rxw_hTquBHEM7xxjwAYLYDboNDRODDz.3MYxbLzSdBqsMoAQCKerMLXBWj4MvjHtkMRTu_n9hcVuAqQKmZ56xAPbL2CnZ7rLnnc0o7VTKQGZFx9uB6eCfKVeXEW5__jq5lYXfFf1wOG1zaB3Y3VacuX3Ocr.s.V4kuaUGAVM0tsfNYqdTvTYwzyFJ5GiYY6PSr3nRtNvq1j9u7a5kGmuYcXPH3Qn2HgO25_YxXdlj20jXUjHvcBCXU82Skqx5uDw6WlFX68hKgd.N2NHPTS6CYUpsDIrMzhuFPUrfIbbIpKe0WkvMKdsOobde2RbeyLzR9E_vCXYpvkYWejFAbdc1iqyHBCjsQ7AavzQ3u2S9jXatghQptHtir95ipkLRkBqer0LcuP2wO_U6a2mBRf3t94rxhNJgzBw0Vukq9uEBmJy3_V42JNMWF2zpom8J9ED4ok55xbvQiMTXsGBuiBe_zofAEDASJBHNrnDaWVbrYu_8f75jjFydlWwM2o8.umylitO3DgJQgkL3LtZaW9buO_ldXYurK0PdlmU9EAAZ2aH8nNqw.JaSsEDt0aMehDbKIPZGI2eGkSdmRtzT.wylTUtu.vE.7y8YiEDfc.EdktfzMyQdNdQRs.F36awef7bDvJz.PXGgHSONAMvz6BsaxUQsz4HUTefWIK7gPgAvcBqMSh6EKpaXagTyAQaExNUm4wqZx6bJhobB6oMXr4wpd6W4reEHynzeQLTB1wKYdR.J_Y3eiOqYMqbhrQAMiHWK_DswpyX6q2lv.vF0jx6WyAfS6ehOdWzZCpKpmG24uRbrdIbjO2bJMAOS0LeJliI936wuPiVFu0WrLM30ssrmwwKIGeJsH96897k7xSD07kaKwLpbCTQjRfgdr4nQULaUJxIgq6ZVSyAlk3_qJnE.W0jhcFhU0Q4WSL16RzThHLUJ7V3xIhNBkVicjmefHfzHaFy1qIZiH7owzqKtj6yOeBMjy6OGFPHyFPRXOy6xwlGFat3jjazUJ9bSC11gB7HWPEyIlNUhsLxIfE4rhdVoLeru47hIRknqdB4JwKEVpdnXNoP4eeNhu2FnBu3lp3vOihMdzv0YaP9gotHmzAq.FzhwmYsdazGrVS.ZR1wgsS4S9WRmiHz54ek6lui3Z8vHwzzAegYICRHXC.0tPNj9.8DwvlrAVxoUJdLqhs7xexUcQeHSbylhI9.70_QzZNNAlHiWQf3DB.dZbWr7NJm4s0fa.A.PnqvED7IBC5IcNHqPSJBeYkJEwxku7QLa0APwaVWODKIDLS2a1xnWaP9h_bxwQn8n4BSPrdE8QJ4ZolwD92WDgjyfCj604q742yDkdKC9QeXJX8XxjOnpjGS7jjRb8mdehTzjx_FMHW3.vdn7UrF_gcXg_BOHRwaQg2nLBPZ4yTqNklKCirACF7Ez0l9PhxIdHADfqqgyt820OTWMHdRRujXVlcuNDL0h3cJ.PTPHTJsnRuvmAHDs2Dqfd.kkCDxiVu8ndUeig6mEjHVK51wmkB9qUOaSX8Uu7byJl2JojXph9qhuVXR2R6raR1fGHJvjJ.uz_6.uqx21lp9TsL97K.b.ME2eLUxhCHBAvR6RiwnCF_z9HZnJypVWvr._F0UKsql0L5b3nkum8YXbDGVgtq4YT9jQjfu7QAehn20ERpsEJoM_WXwnWQvkr2V0n0uKN6PgoFMN1VYxTA9GYwqHR8JgiiK7yBPYzHZY6_CuhIploC0CZZ15qKnTRgBjKZ3fIcwtOCYh6_kkTQ5__wbGS3FI",mdrd: "078WfhvG5HOBzDfaGigHNrKGcT6oaIbLPoR0KL0l9L4-1739199119-1.2.1.1-8Av_k1BmYmyFooLcH.b9UVom7xFNEYWmKzHxWgxGqsGh2Xnt8rxJSuDeajD8lpps._E3SYZMp4aUROm55iznWwIGU9uYu2AQNDusKEl8GOZlEIKGVoMsTGQBIqFFc23GBYqCDi7TMEFNfTYnUC1pVyGztxAK0_vKSeomZxoCU04P3Xy2pGTZxhASMcsDlofllp5i5clBvpLiaCzmWXoN2lyTw0ySff54OQesiwBOc6DnyjNj8hvN1yPb0zrD_VQPD1Zs7NF9gakqw_I.a_CvwpN1wovQDpbfuSjEk7J8FniRu2HBvCLPdmQA43_eCxEExxt2IGRD.GlRb1fO_NQ7Juhb82e5TX5OB7iD8aqTI8eD1W1c8Sj7ONhMduHmyhnfj.tMPv74BOGP8pwG._lLa72sSo7H8BOB.ugf0JyuPmKIiyFuSJhVsujIZvaeuc41DQsUUK5aFRpXr2.1O7wFB2rDQsBOTH1HMWoF16n0Fb9OF.X3QvIyiLwhmr4Fon1M_.3o0phXz4KgAs9wN02QmItiV7kLEqV619FMspgpGkOpu6dUZhVWNdFzqo4rATDnQSOFaD6eo2wCAhfFVhBrFEK9T3IEwimOVc33K3IpzrO0Zg3JWzC3yEndSkl89O2Ot4LeMHz31bLJzjay7fWxMSsegnjyj3dV4K7OA2H_bA1styIWKBl7MPCnWDtcruULraPJ1392DQiWWa3KZv3de7Mu_qlW9l4FISzQsSzwY1AxyMHspO66YMHw96GjNpwco42cyfzUbIt9JHnLNsX4f70b8XwnfNPwnfmHlUwO0hoFhOXfSqYd1F_k00bJjPuHwTprqMgYDgDIGUVpiILNeTXJiJhj1dWDULdaQ3RO2cj8VlbDOEhbA_xA293avtaauARNjXxxZRPPYSWLpVCU3MkF_oYG1vBbOdv73r_ABCcBwuC4QR_fv.XIOGPximTZOqBlFJQhcFgi4TWQy55Zw0UFARUOMoeYEvh_YQP2nt_5V81Lmti_CEnX7ouDmNyPPuuDPnIY4_zx0QkdlnASLQmg5Qlh1abMY4nAok396_PZ6FTP7qaOXduCunuimlEIkLLffS_F8urqF_tZA74h1DwLowsOFv.927cFK8Jyur65JAtJ9AirU4dfPwgMQoq2GCdrnFQp_m_xreHIMOVF_0O666oyRMmBkerlLp92OQc6LmBQoFCX.FVcWcnzDUF0kzMhG4YCrD4t9lrCSfTeF2doYvcm4410zACcs3KeG4OGZINOv0XmTpqAa0VsA8YtUzI1Z8qUwu9pDbc2bApThqEhg.nYePALLMTihk25QRZOkctpyslCXU4281sO8lFvhqg2b2_XmgQuWyIRMGmCXflXiX6dbYdrTXJswirB4QaDgRyO3THFnvx_Lqyhzna2bPWlEhU95jDBXCDWGtMUxJcyGBI5GNjYW9Qy_axGmH5T_cX5A797j2tVpe7.zYdY.a0NAahzWgjl_ZrOANXCMKdsWiXKzKRgYcAPFrYfL_b2zs7uINri3TO4Hio6Pz850kIOf5VMPXAjYCHUQQrBf3PMbKpUs3Df8K5qt6Efmtq5Ox7695ye7IBS9K60QzA0PIkH6_cUtj5pHAOnnztwjJGP_MUMAycmH56VQeAJhcW2nn3pj4KE7RRChN.e_7SqIxsInstmBdRmW2HhJZ69kpSLOgJ.ioppu7D0g_yIyZWK_.L4YLN0K6pkAI5SuWtirJKdU1MIgCA8lrnNOMynHLIAn9wBc7Dj6Kbbu7lfA3onZGqVJn5oflu44Nczt3YHFcF4JiVV2.62Wv_JYhyda4wZBPr2ILS3j6.5L5OCVbQ"};var cpo = document.createElement('script');cpo.src = '/cdn-cgi/challenge-platform/h/g/orchestrate/chl_page/v1?ray=90fceb9e4e37690c';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\/4503162789?__cf_chl_rt_tk=nb88k5K1fiZ_H1K1U.B_Zsfhgv_phPDpaV1udFHtfUQ-1739199119-1.0.1.1-bgQd_8jEkZjmw9v6A7j1RpEbmnuY63pk9xMaLvzt3rE" + 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