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-697269616876.mit-edu.top/post/1390628574

  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-697269616876.mit-edu.top",cType: 'managed',cRay: '90fad4e7fbc88027',cH: 'Kgw1HbQte00J0awiVHRyEihPjFTN9qojA3pwqTYyMgs-1739177217-1.2.1.1-O9k1yQRGeexSysTfvZuCrZ3OFlGksVLHeN7Mqn2ayFvNBFHPVvk9OUX9gGqD.rRo',cUPMDTk: "\/post\/1390628574?__cf_chl_tk=Haau4BAa4uSAfse6RwVD.hTC.CjwZr6BVKohnoXoZf4-1739177217-1.0.1.1-nEM5k_MjmLDnM8M7az9Ex0CuhMFbvysy8GlyOIQMyKY",cFPWv: 'g',cITimeS: '1739177217',cTTimeMs: '1000',cMTimeMs: '390000',cTplC: 0,cTplV: 5,cTplB: 'cf',cK: "",fa: "\/post\/1390628574?__cf_chl_f_tk=Haau4BAa4uSAfse6RwVD.hTC.CjwZr6BVKohnoXoZf4-1739177217-1.0.1.1-nEM5k_MjmLDnM8M7az9Ex0CuhMFbvysy8GlyOIQMyKY",md: "Ro4cVBgD2vFYV5abQJiWLPiPlnddFFuEf_r2ZLtZ8KY-1739177217-1.2.1.1-vMHAWTLZY0189ahoZNjQbzTC8MNgMOG5i9YaruD1oAmlej.kOSUmRitRxpVXhBP_5RPSEgOZRD60OC7wrsfyG_dzNmMajr3AoKPj9G4uck8ISBjyGRlNa81vNVuEItgzCSoPJ.vpYjFaBdNfXCwnEjYuZVX5FCtns1BiVnI59lTho71wM8kvpngIPa26bfgwLfWIfO3plA2oXF_OiPt_ISVSNcc51_lXDZGTgAFzA1DnM9hP2M0BUWgi.i6WzoOPH4bZKttPr.tIb4DJyxAeg2gJXJQm.bi3U4YdI36EaNcdLjVMLpYcLop7Z3L6r3bp..MEUwwiSQjaSr3bTx3K0AeGgPLmD418zb8gmkvsL0XLz7kKpxSXorccbIK8uXKlnHleRX6B1SQOkw3.WoijhS9PLTYw4mTdVgFNesQsyY93LiWZ2437JPFdjIaqVrCIMss2OVgcPknx_MaEHhCbj6EQ0ZtmlaxcF7crDoi6y34v6ZftZu._eLNV8c_2N1GQg6J0CGicLvY7m9rNaf4TYpWK8Z81g7uLDoPDYcNdHpjNN7RDaMnJubsplQw2OLycsRf8QATHTnS1ffW6tF1BsaZTYNamRGUg3s6V38IQei3aWZBVHdEHPOoJbDoQkaycLFnyWEnK5is2o5aCAoDj9hCEX.Ij0lMSGxviM.R_BeSYFdMlGK4xBgwU9OzGAMyaHRJIvGTNSVk9ndeBSswLerTipgSlFpKaj.UlZVUYRjdpWJTTgm.QOoAbf1jNmMPynlN90joktmm6WrGTWMKdS_hXjzzXEaq3YtUVgVkCGAKORxDCt1R2EALtLXzVQYhKZIUOPPJ.Wq9Tes4v5bt_MQZuEhFDalirbQPgfXbSIBZt2e9PMoLU9jAXocz6aqXb1HInOaRouuOmazuckuSFswSKiD.lrKdDKFotsn2b5MilpefC.wLAc393c.CRommv_1.qKzqvYtLEbvysom3WiJpj80YGdKUtdJgLLgUvaz9ryhfpNVs9KeHtFm2z2f_wkT95hV.H7apHxhTx43VBZrRPmBaWBRXusfHW9EiocQxmnfH_WBiy96g00kUB6KssUQMkr.gs2d_Zh4xz.aDFUnHie4xPeqKRf0C7HZc7.lWWU_U2x2fP3cqeWK0_ia9U3AihcdlX.X3daEBLrkhwYo7RojAYVsVE37KC14u5Ht.QPXZnvkOXEjptCUFuk.e_.MYIYBDfE_HKUBRMY6uIrkrjN.TC2LoLmzTboX7dvSm6ULrbW6Rq5IDTWC92r8PEJi7v40MW2pV_lAAl5BkD61_PlXEJGZTrKQv19GSOF5FKVK4Cq6Y6iia1oJarhgNLioSKo1Jq_XzVZuUoEmXOPjjOXpTvLJGE_8x_dJOc5HDTt28GFVvxoggUbxhFfXfQNOLr5xkUwauehqg8KhWFnJCAbvN.CKPss4b6yqVGBQ9mMyDJNuXiuJRwNRFqwP4lv1AhyHrUtdJgdxd01HzS4O61bAgI6AkXmGh3mJB_1wEnoBoMSahnPHkUt2wPLIPHsxGQmlvfPAfrRQyNwKl5hYAZZ9PbmRGv4RqpEuhYXVnG79nSgrEzXvwFjvZbMnWPSinEkl.2Ym5gkAv0bLpHWLGg.jef34JH172iVdMdzzg2Sap3KUoVV4IuO_iBpM8dKcGYoiUtVUdQ3tsl8Qp45RWonxnyDKyQs7HvEwOiL40V.WYVcU0mLFVqrBwHByN_spN_h62QMzn61OMBWvUNjB0pJ9FooT3wnRVTdq7dtwSPDWHjJveHlG0EisEjPxOSBP1G9vgFMwufRwk3FIZlCAj2Oz7n6SO4LSUTYiC6pr9yQrR.EJ2JbNgJnnO1GqKTWWUBV6IYMr1cobOlBEM27yGQUCo4NPHv2j1xBDhXGgcvIyKn.sAa7oIyboeXj2UNS7wohu1JxsjUBkg.AuWc0jTg4iGOeYpPay7P70.GDVNVg5vS2VBUvfd1Qcc15VHr6eFuTITacuTaSCPLSPnU9RnYsrG6pm9_aXPAhqG1NOL7VXXnMrKg58nEvYqNy4f9Hd_6D0bcRmiRY34ByKbapwiIJo064Wlf0T5WQ6ICAu3Y6saYNDqYBGDQlmSh9SsryX8zeCCe7KPnDpvwrEV6r8IonONTYptxB4WBgTDbred.mwXfnCr_e1dUZsOQu1lL9rkeaQNTmafxmCh_yIwYnjxEWWrgAZROUYv2hP0cpaaINSorSgoK69xQy7VTGz6r",mdrd: "NNoEt.7nVOpreYohx5rrytM5eeQKPG_S386pfCNpr9I-1739177217-1.2.1.1-wO20m0fUQ4P8swS0ztPXiQ7dJguVLGsxAYNgMKEkYPbDVFBOO.fOY.wYw86dLYX2_VMvNt8n2kenH4IF3eD1ub0JeVPM5H_EmKXA7_GFFa2xi9oF.CSzberkk0PsA219T3Rj3LEFzsQ2gobvUIhU1M_KtCnKzRJdOUtDuZRxm7NNabW4YDh.l4RKGkx_q35DHOQrkZ9COp.q_O1n.dD5rfIqw4YPTc.zN8OA_TS.xYdsd.niURmf20lgzcUBfATmQwNl1.SBodKKjDmKKIcSVBw8XBkZVm0mkha.vQmgkRV4.Clsa.NMUBqoRabw9yOstkoeagHJkh8NUU8d2P1rM01pA3Q5rs4qB4YJUzztzAeldapsmauuP8RQ_SFUHvBSJi95AsbYT7lmtfah8oZ5TOR4zOkXlRJiwcoWwOs4gzd.W6bdp6oMop5szBfiHvoA52kkIVRFTYm13MJie0hYc8V9G5nHXjiR_KCwt5FoOCvBbu.HbuWit7OGe4ar.gNtn1ZurenrzX7ClQQnF.bGn66At2vpe6r333ZdBHmaLuuguWud9saMQbwVkloeXcRyDK1ZRhZqezEfstgU3lK.fHw.qg.S82DUkYzNyZqWdM833hzc.bAHusOECS1fTZ.G5NIZ3pB1aB3usTvYGYPFecOIBv4zb_Sjy2t9g0oYFtKHWzayGlCa0NVmrGfIaDk1BXXAcZ1lPt_EMj74RfZFrr.xWLUt4jU5ZMY5JyML47Nkrhw2rw98eIR1qY60YUDjEZ9Xr_SNPV8PruPR5qnOdKiQyGh21kcIBkR56wcdyjXSX7bap2F5yp3zhQoMBNNV5aHtbtFkq6lxqCITVHbyh.6UMVcxt7hYFeRyNzxQ.8SQEM0Qae1dqFrZdGtxmzkZgQmnYa.nL3W_VnIPaYSEQK4XeSxdOSV4jRd0KCkAUHHVqagDLx3xEZoQCyU0fZeTX5cBZUjkEynS2q8zCpmVfToI.k1keuLymXUS_.b3FFq1kA6BOTxaJsrAgmnXwq9GOldga4pK4_oy9l0ufopCN2yb.H0v4SLjxryDSE8sWLSTRkn2De0hlJtHI5pJeWD32evuqsmeaPt7mpCAB2nX5fs5sW34xK0XDJS_nRM8hP1VUQnkLhamXODIP1tPhs0KVM0MnNEAeZYXRnfQhFOrb99Plr44UXge9NbrIkScvOOt4idV5sLO4goFk927Aettxb5ZHO_aoneAOpU7KrqwwSPd5OavyE53SU_pGe7JaTxVq8IkhgDIty9KXBk_e5k37kzVJvU2wjfv9YkVYcyFbiKEQPoVVEjKICRl_mNvoIgrFGxUXlzEtZrvg_3_33bhu.L6fTkf0Gu2qihgBFse6fgEHXpflGzr0RA0GBzJwE3_CW5b6te6RV1z.QVcHGrFN2Ya4LIMVaHC_eVxvvvByINZ67YqMw2v0s_MDgdO2CJu7P6Z25dNL5U4JmfBIE6O4WQcxCv3x6j9znE14t8afOGrc.zcTGkIo0mIx0p7vgrDPqor6wkVSx.RtbsF0Zd4DUABFOwDOBfha18cK9PagGR6eWjz3eXMuKG25dOTN3siojmyYGGb.eBPKeeh8Z.qbXhNKRNkvfQN3Xb8xYi5J3uwEbgs1UgrAvVBWT_Io.7AO20MST6_Ph9.1lNyBY8SJ81.eWWYRf1IrlHlX.4umnsaPxnd84DMVJZNzDXEbe5Gryv._Yox4oOM5VN_Z4Zhk_zHPbYmIfkuaHqIhEVVzF7gXQhi6XlVto48MXJQtwrKLb6NHZoqfv5qCAAq8AwCUJMl711WvvB7VdGE1LCD5UHq75EUDRNBzHLtaEslv1U"};var cpo = document.createElement('script');cpo.src = '/cdn-cgi/challenge-platform/h/g/orchestrate/chl_page/v1?ray=90fad4e7fbc88027';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\/1390628574?__cf_chl_rt_tk=Haau4BAa4uSAfse6RwVD.hTC.CjwZr6BVKohnoXoZf4-1739177217-1.0.1.1-nEM5k_MjmLDnM8M7az9Ex0CuhMFbvysy8GlyOIQMyKY" + 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