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-840657580655.mit-edu.top/post/0971842356

  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-840657580655.mit-edu.top",cType: 'managed',cRay: '90f8318848de3943',cH: 'bPBKzDfae8lUA4f77RAugns.T.4kCsigd2A6tUs.SRs-1739149553-1.2.1.1-DOIqZCvPLZkcOuGVYiTgRG3e4.V0vUUiU5EhKdGiDHEmHnPJ9_Pg.FS_K3nBJpwN',cUPMDTk: "\/post\/0971842356?__cf_chl_tk=j3HeFWsJLXwymoTCYp0tuzNzZ_Sge2bm6J7n5vJlKAI-1739149553-1.0.1.1-u8SpjImI_kloTuZLa.SHhZ3pD0JbC.bnC_H9cwzIS8Y",cFPWv: 'g',cITimeS: '1739149553',cTTimeMs: '1000',cMTimeMs: '390000',cTplC: 0,cTplV: 5,cTplB: 'cf',cK: "",fa: "\/post\/0971842356?__cf_chl_f_tk=j3HeFWsJLXwymoTCYp0tuzNzZ_Sge2bm6J7n5vJlKAI-1739149553-1.0.1.1-u8SpjImI_kloTuZLa.SHhZ3pD0JbC.bnC_H9cwzIS8Y",md: "8KstAhD0kpMvECWvPLYGkKnnfBhpHvO0IYwboEBl7ao-1739149553-1.2.1.1-AiKNjydcBNykzUN5.EWW1QaQC4b6UKdUfDXxAEONqxUiMSFlqvhmunaq6ygkWWBF.O5Wn5gGJZppMCVGRugYmygV29Dg3f57Pvhifnx6s1VQ9z8yRlUYXgpx_Ws2HRHWQIDhAeSUaOjTcZYxrgSN.9BUL4ZHNtG2Mook1Ch9nbB5PpfAu90Xqwvl_W4FNlllxtrFgYH4nCxBLl3U0DBejs0KH5FoQ0q_BJe7mWPeC6Bjfaq8pJfbOvAISUkshyTxuWtU97bG5sZF3umoUYqdU1D7JzlqyMaki1UWPlDSgMxMGdhxTOgQlofC6V0QBXFY.6X4vKKTVwJhO2XPiV5gNdel5v1kxAWKzEM6wiaXPLfEQSu9QHTSVTMSWB2eODSZfDblo_bKB97zNCUYDg0X_12CeCbwPGtWDk32ZFSs.VZKmOJZscZvuxowwFSoc5_4J_aogMf4k10YjmpposuUgrfBzGphPiqCRClHG4sZL._DGDxGYNx2OKtW32cRjoVU_sWsSKU6GhXn5pFXX1Q3jqOMnw05Pe7VcGoHyY2cqcUqM0Fly.ImDfo2WEHSze6qW4zfJf9ax0jKQJprSpccewQZHVNy0u6DfgkI7Myybh82g_AhkwNgRSiq2mUJ2pC13.VqvKEJy0HhyJICg3L4L9rad6Sp3N9r13CSmlgfX.WXB2PPVIFrqsjV5E_W7nygf5P25g1S.oGdjDVS1iNv9nAuOo410Xk_xZp92.YRjw9taXVZ1VKEr_EO04WnwVzLV8wHURYFkhbcEgsxIjTJ_WyK1_tUeNWggS.F5pNyG4GuqVtoOGw4GUczVqXviALYCe9m8zukE7buBVX9RZtFZ4Ipm4SWf8DriMCf9ggJSWOGf9J7gi0ejsYUr.0UyGOz9IzoVdvZCTeFC8M6kAstprLYOjAB33wIoWL08eodcbywsqRsDUHYRMceTvzkLIP4LKwpkCMZO9HMbH3k2yMFAHEFck1znVj3Ygq7Vkv4ml_dxcNPhUVITpbqaUmRST.Krfu6XDmi0dmfRZnUVWAXCZ341ao3MKETekXyFGTTdaHIBgWTIgwwZiBNadw9JOyAHx4LWjV6x7LQFDRDhwOal2vM7hbLFl8cyh5_W1.phjtbO6U5xWcAJhh.EW10Nibt2xh9uIkGle0DQhJtWuJcT6_plP5zajILyju5DTbkEIC2tIzX4vQIu7EfKOVzZSs3FmOQ2X37JYPCHME7YbGKN.QPEW_47RADt52RTRRgumaUvjOnB1o.w9nsTCZ81qJSEPzj4aeDkNF8Rw9IdPwZwkK6bM9oeevqusFzbb1bKCJ7pnISzPRxTwvnpROIC0bYFqvym1ali9.BNA9bIb026pSemqNesumiuKqeZUSdO6rxywfn0jiY6haYVUcQUIwFdBCQfEEgGMUmaCJPP0l4FDhnbHCvr1BykTJWo55SvjyNFSMba725o0rumjQbaOmMH2DC5h2x4LWLvAm0n8chbCTnH9HR_0T1_HTT_PYBxDCrX8eSJevrUcu7859iToDMecxumYK.uiOHS5eDJpVlKe_j9gQ2cGEDLUQbEE6RRZ7a70GOyIeGoUytTLdbOgM2d7C.9cIBv35xQ8a7jT6EKe7btoOKq9zs_Vkk_kEbmiS4FIls3pAIslMuoKU4eJ8gcnFmUq48sCf.UzVICYh3B.35evIAm7vQLKiVhOso6LkGScF2svmWw.n13JMy_GoctgrK24rwwf7n1kdmYyyYdMQ44zy3i6RYryCYK47tbEXDb1GkWe1Qq0UoLvldW7SaXrgRVq.A_ghb8BIHBTOJls9fJihbqioOyMXw0NmbShRaWF8jT7Gn5cb.GUoqralgsRWHHtBzANMqgiKNzseAjTfLNcyoyFiCuzMb54x_A9t_mOBZzHbAKZa8_j_RVHpIfIiH6uA7QTBKXIF74yU.ok3YJ2PMxh9lAabR7T0hN1R1hgAhJdA2f75FxRLwTR5wKob3Rp6aNkclVNVGwWL_LDzyPULredrfpnPdiaiJ7MylS4G1h4b9z43pk_di8lQLtoEp5Te.uS1v1RlNJuPe001QQ7EymgNqp9eQHuzpH3922APy0PTDAXMk5RgUptuqRy_Y6giAgB.dE59BTq0JuADoI0ryc_pI3UaYsfO8q1w2.Zxpq.q3IHAXEZSqxvk6rY8lWLDF2M0Gh54.Q.0CButzjG2Rn2ObQ2VMMxZ6Iz9nks7eQQOcIgVV1xdH0IEf",mdrd: "nASqdTa1VTebhozZuYO0ApwyrPp2NY.erdq030Nh3Cw-1739149553-1.2.1.1-j2G.ak2ximf6XkQ1k3L8qJjBm3jSlZJO9FNeCv7EZuBP6UnNqzD7SiYK_tqnpoKW4jameO7uSgD6Q6j7umGFIOCXvj9o8dEFXp.WNTXWN19vbw_JmOGoMn8WdO.6GrvL28Tf._rdHD1_412j3qlG8vb2Q.n.lpnoaHedWNKGJrK1CARt9vzOPWlgPQ8hC1qltoTqTQaHqgoIzhSdQdTuHxW_8baixPe5Xd2kxwVGL.vJS1UCpYLqNeRUryvyAStEk9fVJs.do.4drJj_OAj38dmQNRrQeSSIjnAXFuYnMbPZtu_DOKuvnU1wz.CJGk6T7ZdWZC.1QTccVQaxF6JyHj0AZcF1BSZEpnNlBS3n3stXO7TVgHCkmVnnkk9Y.GU7RThiqcPDFj5MR1ADYX0X5PCzutJ1Xr.Jw79uyodByqfEZBddWXV.27U1P6RgD8DmiQkF4IJy1eTTeCvDhBcDruCsCT2QL0sp2aoRZrLPeflWSlhNCjJyrrSoaYUq8EY8jdjV8nrkJPMturhl7DyVmWswv5nyznZ7xbsK.Z9HWN1XAH1pzMgJ_h_LV5CttBn3gw0.nWGApI.B8UsAbSTuj15DSJCetDJ.WiW2TPuxOD4pqyuAoNNyu6TSXjJ4ssPx66cqDGvw0ZPcu0TYKMDVdIBMj6yz6Za4pULmT0acnmhKHS1LbxMR3yywK2SJQi3N3etCTRcxc._uTjBhGzdT_SnPvjYG2c.I2qwmCKD50WZaSoMj2xmp3ticlDrKEZ7weMl.en3EpB.cVIN7TzjA7_qYkZi.8VpEBPtKOaObtrtA_dqsA4ARd0w3iwRMngTjVIsIvQXFDmZNaT_6VnjPqa3jaxa6OcsN.TrSFfkJJqlC1lCG.xj6bCeZkAU5nDJDARaEFDkHhWeDFFzEXGrGYa5vcH.xYGg_I8OpEKlvMuu4Wva4ot24wwFZ_L3GDYPUpv_higJwrEZT6pf7RolE3E_Jvm4BXQMSsHWGoHl0_Vnw_.B5YjkDlFtvTrEkANo5k3d_L7uBv7c6S.dFdsEwjEM1JI2iTFD0QE1rtWtsZC9h6YimILwBE8Rz__CtrznI7Kj0dwbMtW994brhd0TGKC1OaeOH18oJ9GQ5hoWlhckmglZ9KlZBOy2wsImnt2VMx5RD052soLHMkYgYVIG7C252Q5FoCdrjwleVBbPD9mVcxGt.4q1yxHNAiWct5G_.VEM_Gz.HPAwPXEufNQ5JT029Qwjsk0ztbQKhFSzy5mZkROCdr.SpHMSsl0653RBDfY7D__pu4dQVuLIh8iSALWOMxVeecb2YDu_eqA3CdZHJ7ElKflRbqf310_VSzYwct7ZMn8sgi7r81iZWlufmFBsnSK7G1kNs7br3jSeH38xL4F2Ag30fdk5PswSUQLSMU_lktMxx5lC7i74Q3efhw6_7NaQuCHZTWbS.sVdOc1yo5hdFUzYMm.l0pQrIMB0ay7mBBaZDUd79JPM.yOTZs7GMPif0NOdIfRgROEo5UlVNYx_.SPDSsWEyQhPX3C_s4giyePHy08ipWKvKphsVEN4O3pJFhfoi_rlSH06AqWXRsM0LJ3cXnJcsy8IbYFVNGrooNB2URYpX78Iq9LUF5IgUZe_ECbudyv7PzJX_vfuOIfFh7p81dbYwNR25dr.MdtuK5o1GQa4l63vo8XnfK5rVLY0v_YhLKn7XACyeJOdHd2tZRl90txgw6p77kftzG9b6WvUCiimJCz_cc3gg2K17Isqab05yICgRfJ.mW8iFJzR4JWrZWAHEjbTCGYykEpcojkWdS0wgtfBK1WUKnriX_OpJDyRJbR6voaQBPWo"};var cpo = document.createElement('script');cpo.src = '/cdn-cgi/challenge-platform/h/g/orchestrate/chl_page/v1?ray=90f8318848de3943';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\/0971842356?__cf_chl_rt_tk=j3HeFWsJLXwymoTCYp0tuzNzZ_Sge2bm6J7n5vJlKAI-1739149553-1.0.1.1-u8SpjImI_kloTuZLa.SHhZ3pD0JbC.bnC_H9cwzIS8Y" + 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