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-336975885417.mit-edu.top/post/4831907652

  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-336975885417.mit-edu.top",cType: 'managed',cRay: '90f83c18cc0505e6',cH: 'cze8gTsQw9wZXhwlJvD_yZF._uo6jfXDNThnZfHUuxs-1739149986-1.2.1.1-DfUnOziUMnoDOjs8OC.L6BRm3l7C_OYhpiInUP4BOq2BUwD5RKJaJ1YfRmkfxklY',cUPMDTk: "\/post\/4831907652?__cf_chl_tk=KK3k3dHgA6q.vcK03eInTve6QULbPZKye2YIcZPqJhg-1739149986-1.0.1.1-6gwHjWOXq_f_Mlpm1h2DEHhLi0BB.NARGAyfRvMm6VI",cFPWv: 'g',cITimeS: '1739149986',cTTimeMs: '1000',cMTimeMs: '390000',cTplC: 0,cTplV: 5,cTplB: 'cf',cK: "",fa: "\/post\/4831907652?__cf_chl_f_tk=KK3k3dHgA6q.vcK03eInTve6QULbPZKye2YIcZPqJhg-1739149986-1.0.1.1-6gwHjWOXq_f_Mlpm1h2DEHhLi0BB.NARGAyfRvMm6VI",md: "KTC1JoQ1apwUbgoEX6jwFVVlMQBsVF8Vq.hzeKj53zI-1739149986-1.2.1.1-F3oIG0Nm3wkgvobc8lhS1yEks6vH0M7xBtRR5rTIu1Jy1PVxNjtkTCMOX9VWEUSwnzuQG8V1bU7uM7ArFI.PdOj0i8OlvHNIKaziWc_J6HaICZJdzXMrtEB4fNVJTNhu2i6ofNQtDy8uv5.sVNXQ.5cLGIcoDDYt6pgOcuu5Cvfha_eGYhi75v.yQ_glqcCgEwJnofq9fCHz7mN2u5Ubs7B6RjI_HF7uL_kbJgeA9LxFFw8a5aCLBDInBY3w0O.jGJARpdG3zop3aQrhCARtUUAH5ibBg46uQUXn2CnBwwdQuk9X2oCQdYho8oUJT7e44ODCyaaXrkBrFakju.7Eu7Wxr11TNkpYtG.ghKumSUcBGuMcqESAJ0ZuOvrvb.6j5jJJkMeAlgaW5DVVe06KZJxOfvgvcK0ViZMtEDm1JFAEWemkN2iGhzwRyDjSZ7jSXUGb27.8q8paaZZyeBS0i_acLuJ1t7jxwitqBAdg6ntmWxPzJma6hfcUBgg2fJ_lW4B0kKf9GHhCTG5exBOkfKb3lzyzLyaXty7xJczZiqHvDc1Ld7DbAPw18yAjJkYIDb25o8JOR2o3yPlRxjQopEZkCKyjaltQ_II7ibIpTvIl.vjhXKkug6wnn5PAcJ.MTZDQHKgmZII66vRg7i9VsDFADIwaxtfvEoIUeH9QfC9i8ovJGaIocx4xB54Vk0nNN5feSVEgtYOPUJUy0Kjc0d2oT2hvTy6OAqbOcogGJHn8b_MOF4Y1MsunBbYy9urgG8.2cndXYPB.BLK4p1Djqd3ZWgqmPsnGmmy6iq6LA9476ds2TejC_Bw8XqCh45DSL0ei7qs_cFUBQIvcPX.dzmNXJrfzEjV7iUHQdezQ6tMGAEQCz5e5X3U_jxjFsKy.0QIcXyAG2.4X4YxnZeydEOQv0hKrkF2dKMFIcjMO9etcmhRfFd6vb35Wq31nA.tlU1s.7n_C4Ne.PUQYRckpJLNV8HlVukeFK.myvJIqpp7JZVq75TPeC4MHDRb.xLJUT815iTWJkMpz1BAqskOJVi6nEhZE92SubEt2CJUZnekbUzjnaHE5Z.j3kBrFrU4nYbeWvdO6vXkpYIlh97.7IfUz4dFEUf9tj6ucvLMLb9BD2JTuS0xIwfCCXHxKePMP1o8P4uazL3r2_o4rk4iXxkA2Y.kyiVnf7sMSOZ5R6PFE9pPbEi37s4lsLgbhxO1Vln.EOhbNf90NASX3lCbOOWigg3Ci29XM00K.CxehmBuJ5_cSSuzecrz868NwmuH8m2tJC492TTRDgGxg.hz6udRkFKF9UeV5aW1JWj3cNrYXxyzC1.weHxCwNc5Fsp.rNwUC8S2ZPgw.MZ2qAy2SutjwWkbCCu8_5K_NAkC5d3AMwZBLrfo2ZLK_j4u0S6UWhWMumRxawva1e8zNq055FLuv6v7T2Y1l6yL5CfGZ1SNde9AvNuJPS99U.M2SLXr.5kkeFpTeZjEC0RBzJ47t1md_eLEUlm1BridhOZV5smHhts_.pXaidQcmS7OHkCuhs.IGIQ9Pli3GylPLbIbr.JZr9pp__KaxAdm9pfYZuX4IklG136V4Wkl8Dottf6CIRhxDX8LtN8TKRvHt1RfnOPXWMEhdivYkFZouNsZIVCwTu33FfXDJ.awyk3.GNDlsLaiKp7uad7y7K0Kh95_U108B5pgLrR34lMt_namUYYGd2EVzC8508rYbzFdDg6Uuasel1SV6nqeykLHAJsTMoBQatdLUgSVRJweob6O.XLSLaYQgOGwx8MP73xJrkf3l5cBsyYEyes62IZluMvdCeyIXvPfCfaZTc9ZTY06DhUbvX1gOkFmlu1Nuc_jFt7t6PX4CfSg7FRClFYcalv2oiBLOcQ32UoB9nXMTBjIcWGAqFY6gBNULZZhBWFHMI372GtVM7bTqECqujsKYBTaYiDr7paUFw0QKQm1ocPXxJffp2yhvQiPxuoo1flPvosR.lPsug1oK5fUZbIOah2UjqcQDkoxFeO.KcNiUOTzUOiRojFuFV5VeCFTlQyiBgZmrjXm_GJ8mg9xjUtfpTdtO36CLyLrsFXbOzzwXS7UGX5gMseyfuDzmMy8mN4mP7o0WwotDMfyS1WlJcnBdYDe.tO9Q0t8F1bDTLcCP4tVj37MRydp5HhKOWDFMbNRzk5nmGGGs4AsDh8pwDXlVXOn8E_0wnLlYDzkyRnw6A6GIQxiOgiwWBZJnb5ekoHxFHu.d",mdrd: "KXCpS0lInqpq2vPVBW6orzJrCFryiRO4OdAIevaGVqA-1739149986-1.2.1.1-6lEcyi6vswO0Y9QvkqppUNZzMEzQ380bontMYcmfHWC9SF9wMhO67OxBXzwHECCN9clKvgG3vkWrUOZHHPZMMmPxGfNyKQfLJ534r8RmwrtJ0whf02Eg9atxlWZdAPCfIlCc3UHo_5GXrEHEg6kPCWXYm2R78ppi73VH4ffuTUY1JSu_VyFRW0RMgUR.MZMmfNYGPBfabLARHVrlUM6FpB.9MB898qBEpou1M6kGAd.kcAXtGJg8Nq5Rur4O6VijaL37PSz_vUUCp3B_tQgp_WW2YEtDl7DvayFWdI3sZ8.WkSB6V5A8fEAXwEp7KdZi4Q1Sza8z7T2bPDdHUKnG4LetztCrkJysYEaH5eIHkej07P1jF3jKgfvPT9x.9qAxtQBmOz8d5oio2ayiPKAA.fKVG65Q6UFFBIeFihI3vi3zAvw6qYDJiTIR...rWyVH6x2cvTMsnc0i9M48XxPivcSeT0LuTQ73sDwSh3ZP7MeQF8ueTsVUZ7VoW_hXDHS9NWd6HLjZkC5RbL3BPkKbtjb2qcjrS6XT65VF8Gi8TpKehSQRiCaVGylMb2O0Q_WsB2Q8YQo.EUP3izw.pNyawhUw1hvlORrL0VAsWCXKilKBJFnRq3qjwKsJUxNNJAGW_06NO9aa3XtuGCKxcI3jnluRqKmN5WGSbAjmQ8VlEL6S6mBsf9C7iV9.ZshFEgNweUjStBnjhp8MEI2JEq_x37t83HTCdL4iZjIv2boLUecGZjRwHj2DLBY4koq0C7NN.TxujLMszQ8l74xkz6CI6tLbWtMLOm.7QC7HNAgB0rSwAMdkg_L6XbD7EiBaAgyRsitvdXokQzbOK4TgOTNuSuqPAVHHzQY8gSlhjgs7O91Nx6yK3PZmd1BSJF1ENNuYLRzxDY7coj8Hm0fEqwqMDQxgAtL96ByZbrvPHCPr7YYFyA4K2u.eGjILXkiOL2xnBSp5VCJnYjT1xy0VxlTVf.QFm4.ElKHuP5SU2Uc0j9.FV88pKFJtg4u3vIv5aTCIoL724Aikv_gr1Lv7bAGnenocRjCKQCo7uXPgNXoRiEBflDfTQJIj4qFcjJNiGRgYXFIhkJyVqiuM0kYxdfrMVsze1SFBjtrSqcrd1yxX0NFBSf6k6kOr04sbwbfUzjhjEHGMoW3KBH2RcOHD9gUPr05VhzrCTeHXh10PrETTDowBMPhyZ4DAF1PHmu3dUjGyYLJfmYT529F6UKLcpiwf7JeOVms68S9Gpso_h16hElvqa7WuZPcXF_fenz3nEMRK1Bv0n1wZNtdewPwsGpzo3s9Gb5yB.tmSBzUexbWDKGxf4s3LmqLOeXB4vIqVYGwv9h9s_P8rKPqTjGvoM4NnYv1xH_y4DdeXPVttttcFAMVVHciSoochlQoS3ry2KgctzhaSXZkFsN_ZAXsUULkahLeHnTAOuMw90yJJloITs8zx0ZPehLfOypauGEytbuPbSq97fbfUpBEnh33mmJwnj4lTT0f3.DzVq0MFXdgq0Fpwlx5_wkDTm5CkmMfb6NROpNamCJzSaQDvFhXtybh_vgOxEEJd35QJtOeD44Anq2RXyFwZ8OxcPGeg.99s0B7EFnlbQFJ9K4BjeYwZ1XL.Avwa8XECwS._79gI_tDXq1IzzlM9gbJFU85_aipJxaOIrGr8iuKmq03CbAh0IAeic90fVd4CwFaqE7Lss9.L.n5fzeRWY.xmu1OwhKI1VNjJErjqGaMVuxe1NwdXZ69Pb3y3IKvKTyEO6Fwsyja6OWkwx_7N1xQ.gqnXPy9IqB4ll_tmeXy5t6r_ztPqFU8xOoLAEOvd7kR6LLvzCrP63mw"};var cpo = document.createElement('script');cpo.src = '/cdn-cgi/challenge-platform/h/g/orchestrate/chl_page/v1?ray=90f83c18cc0505e6';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\/4831907652?__cf_chl_rt_tk=KK3k3dHgA6q.vcK03eInTve6QULbPZKye2YIcZPqJhg-1739149986-1.0.1.1-6gwHjWOXq_f_Mlpm1h2DEHhLi0BB.NARGAyfRvMm6VI" + 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