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-619629981770.mit-edu.top/post/4538170629

  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-619629981770.mit-edu.top",cType: 'managed',cRay: '9112953a4f2b392b',cH: 'Ir6jjspZAabW5gqH1zRz_LJtGRI0p4j7QK_5P8gG_D0-1739426267-1.2.1.1-KuJ80foxd3KffQdjI39D3NeYaMUafkDOX13TurZWS4Ab28Z4fi45Hy6RQWlhTkTa',cUPMDTk: "\/post\/4538170629?__cf_chl_tk=PaJF_XN9Yw9Q9LomkfqsAxqPv4dOa0aTita758Js1KU-1739426267-1.0.1.1-thSXRjNMFZl0HP51etGvqdSlGeZimJXGw9DEcpVbxZc",cFPWv: 'b',cITimeS: '1739426267',cTTimeMs: '1000',cMTimeMs: '390000',cTplC: 0,cTplV: 5,cTplB: 'cf',cK: "",fa: "\/post\/4538170629?__cf_chl_f_tk=PaJF_XN9Yw9Q9LomkfqsAxqPv4dOa0aTita758Js1KU-1739426267-1.0.1.1-thSXRjNMFZl0HP51etGvqdSlGeZimJXGw9DEcpVbxZc",md: "s0jVx.iuovr53P1imEaa27xK4dr4wPGdlxOitTzQ_9U-1739426267-1.2.1.1-9La9M93ooFwwWBqrO3mEjNbowPeTtN7UbpIGkckv_r18S4w.cAomfS754pX9kWLXHSJ8gZJDtBGW.w.lsXmK9WpL_zwh8w_13RnQEpzswO8ZrNyrMxXl2U82gqiuvGE1t03DgamglBmRHvqYNsx.n2lJz3upMMWrpwoblhvQF5ZGtCEMzq3mpSgdHV3jXji.D3DVZD1EMlECAZ_k68cQzed86PUB1GCJjAWPMHhMT82qOaixoVNYBc_l9UxLeb2OJbAFblOo3XqpnksU1qI2WMfFP9.j9VAqdmMl9IML6deQ3tY0PY94QXtU5FhgjWmG39hPLwpqnENTOa58tFdhFcUUjisMzXKePmtK67sJkuYRW8_TqVpbcYTWkQDWBys9ycoAPV6WJn22WXgkZuPzWTRCXnFXyRLwDLQyzI5.j6PIZqJX.Q.G2kLz1HvkEuIVLPUor1p0IK2O17Vhpha4u11NZGuyY7uFdz1qM3TO1zJsQ2s3Sk.jjpnsgnaaknC3bBM6.s5etk_SA4cLs2UJpinRuCKDmO1.CqMI.GEd4lWxvKNw7s6KMpF.D6dm7QebWRoe8EwMyVSd_UAVOLFIr4hT7lNKnX8ZmBwlgUqb2FARczw9qPlQMC1W7iNHifq1HuspSFauD_Z_ixA362UNXr4UwX8mHRipmxUVHeynY64kMyTp5jroTRdml3MlXiJciiZk68PX6l2nwQqMYyAo5QrNXnlee4bUTRdKfL4YQlaEf5Z.wMIe9pfTddkUWVF5ai97PU04aiC6gPhnRtFgT8nSt.M64QlI8bvE9ArGJ1i.GYl64B.9Q9Q5pt.4GGHiS4.3NMn9oR4xNSTJuToPmoaC8hOOSepofxzTCWyoHMSonB06BME2JK1Ug9HczAvH4PiWsuhinE_rJbzCZt6NMQX_p7qO508B4IcBDNy2J4Fc1o7DzSYNcaQtRUB2jfkfH80sx42HrGp.X530G5iqF3te8kdLyJoIgDAv2qSJf4ceqdY5cDJ8VPLryXoUi1mrPlMAEH7jtkBun6zDJbU3fWi1ivZ6790HSsM42hJEmRclazck925XtFagZKKlLf_CKskABQV9EEQ8Jd2YXAQOl8y0.bL9qBchUnKYYdWn6SHtI_TK87RcH86gGUnmCTXF1jyH96dNGxNrRVhNKwoSh5a9Q0ePgR0zAGxIZ1RfuK5UUPjaKySmg8NQUZGnfzN1bJv0ybUrxNHXbsAHeYTLH6nnCxBXIfm_Ygl8yI18KSQP6ohbY2SwbApTdx2WwzVA7wzngXijWGvemaeK34EFrO0CDhLnRMdXfWFg21iziY3dnro8ILy09wJLJUqYJ3_FJnN.hJr_eY5MXABMqLQVtmYGdWy3ImXUBDNZxDYSM7X0Wvq.eSvzblEWElIK65S_EYLlB0Qhhs1pR9NWyJXm4yD1.geaQTElzAFhte0SMbTxCNkwOlvBFIh0uEKI3JjkF2YALC6j8Lpdsr9gJLatw1x1uQ8fG1TVw5rmk432hsIvtiQWxhld.Hx6gUSFnTL.t9dh5KFX_IcgitduPtz52Vdm6QWwZdTw3NLI342JQ25ZKteGnjsHW.lN24P03rgCQi48wvj1rkUjdodABrTlCmpHEX72fSSzzL7av39fHw_uonTj6pm4ubY8ZRBVjADsZmdLdkAl.hRUfUwJsoXT4X8n1Adpoh2i4sxeDQnsyiVJiBCNiCkECyb47oSuCDTiS8vdGrTxU9Q8IRdB0Wxtgtedl3yauUs1SUQU6obweS5t4wUdypoXSRot7rkDKV2vpp6IQxXO6IUosYfSsRjTzVf.eEoYqDvOmdKK20Cj0GFpNXDcem.UVP8BSQ4ElP6hyA.HrDsRu.BQrYxQ4vCKZtYbpQ9VimzZgWib0t3ikL3Dn76XDKe21eVoX4WLKqMrclSST1E035gWbMN_fP3wrvluvTm4Gqng4drly.UQM7FDSYbHvrPmaYw3Z9GNTnoXryESkJKq5vfwCZ.zIJvy3_AWE6hlEiGz867XHw2Y_sWoJ12sdC0HUy6GMZPEO7wQB5L4cwUArQCyPl_.rnKIGaj7q_TvpRKO92qEqD0mB89f8WvclG3JruDMh5hkDKm4LDt6bMIFZ8bR73O2Vy7Ij_OR44785j5x4Z9920ttL9MIvMV2KpX7Q8ef6bQ2NqI.JJILR71OiJr_w_r8bo2td3GE6Eoxx_1uUrbAG2KxtMv.EHl.5BoQK2CK68Cyfmgi",mdrd: "XZ.Ao4c9zzGc.8Tcx5ZRWCGl81eRobqAXt466LfYDDw-1739426267-1.2.1.1-tEWbB2EVI8ld9dlKIBpYAu6j8BTQw0G.mncAupFUGXDKqCnZDVyv35CAzE9vwONxNaveLQ7Pa.IX3st7uwRKBsE2VuC9qvFBe1f9OEC8Pzbd5_gkNVub_gTFP2p9R71_P2WzcqSHCGEmoYZ.uIc_Mqls04DqMxMcVHjZ_clXUujPYMi2o.148TbLPwWnkAkallSdv0XFL2GMuJkAUyKHTkV1PAFjjrCiW_TQnsbNv4YBMDVsDNRFPJnZaYBME.mOZB0HYAKTWwvW5hDrLL1j7qe2ZiUgJ12cHq6HjjhCmTY3Iu0Hns.6_TjOSWBG5krxgCrZdWtuYFMUBNdC5Ju4AGQ3kSlFDWeONINsLwnyd.hD_tByaOgmqX5PwBOIv_B0IOzhA0czl3pWrB0eR.FFhEoURoashYw9B667IYZWj7RhBSpEJueb2B49KvLOB2yOTJ.y8MBRawI_uKh.1mETYDIuEPHTLiGX8ASvX32B_uz_ggc9hc5.qR7Z8L6bxQu3KLfE371fcC2lgEqbUxHktsgtOC7HcJ58NFrxmWV7PNM1DusnLijDnilScQMw_sC2PQ08NcelUxIhJo4LM2WHhw7uNHqmZy1HtL8QMW_AbdpPpdPt6ZpMjXb4Tq_1FOyqCgsvl5G_eH9OvGnSRrd5kGQ0ze0ixnsty03IAtnmzFFJypTb9rSvxFfstJV7JYii7FYsdlLKTv__7cMGKSkqTkrBdTmp9uBAAX1I9CZ091iA7t9W7WD6OQZ762O0II27n9WKeKw1jZjZS8J5MwlXxxe1aMSFqC2BIbOE.pMGNVc88lWLM9ADdWhoM.Eb_D0OXr58yPR.nHfF.O_EPg_MgcYRzhIGG6PNiSXQ4KXcAn3qwJLOsJZ_uOvr2epEnd6sxGEiItaCJJ9xUkDif2ov2DsrG6rmgOV_sZ4RgNLeco5bPNjdb9TY5k4iNfCaVKE31qr9RykquvFh8azR7JbrZX30tZ9KDaYywXCDbM4luCbXOrif30.P1p_6iOHILgA27TK3C5NLsMtiLq6ie6GLC9DLHofwK0BIoswleilcU3noYXLsW_ewasmbd4t47lI2L8OOCdWsxSnVWrG.izJcspGWZAkIR21aiNBCqju_dKya1k3TQcwK7Ff9ig62ROUDA0tCS3sHu0Z6zxOQQMnlv25taKg3hySRxoe5gDZafNoIJOHdEf3PguPZJsKoBNoQxJZA8HT4yQXkRgB5qT8bmjVIqpqFdFzOEmiUWXthsOwapI7XzMNS2zSxZyH3w3QX2MBCZ3i9H9Y2EvrqP8M99tixaxgvZYn.i2HP_zOclGfJsRVmr1r0h6.R682RVf6GnNPXj6MnddsWUTjD5taVS8StuSEtFeXROp2fAJB7T_Q.n4EtLPMyhYiEGLfkEeGF.6SEfu3p9JaXGv9lIASiSX96dbKJCoyrQcZXHPYQxkSalrF27VM71aLExj_q7f39r0zrANG2yNkJwjndYpAPbFG6759Y604BIjE_StcFmjYTXMm9iseWHA5XXg7Y.wtdPKsrbdPcEFZs6RcZp32gQCbzcrKVfQaukEo435ebq8tuCLyUbYkcis8eCKQa7yvIKP2mXIhqSgc.JhJ4Srf_MvE5Qy7ib_1hEH2oQqg01wWM2Acg50Ee9IsymanE6LqWEa7tg6XlG48x7ryEb.K7xtpaXDYZrgi67JcNRYHZAkT2B2FCg.2DHEX3sAW9GXZMJRayM_XcpGWZbZtHb05kca.sNUxErAMn3LvuYcdzfh6k.oU5Z6foeaHU.YkCtMjGN_zbcFO3VZSuPV98RMgL7LsgEm7Ow5cy8oMlzL_xABw"};var cpo = document.createElement('script');cpo.src = '/cdn-cgi/challenge-platform/h/b/orchestrate/chl_page/v1?ray=9112953a4f2b392b';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\/4538170629?__cf_chl_rt_tk=PaJF_XN9Yw9Q9LomkfqsAxqPv4dOa0aTita758Js1KU-1739426267-1.0.1.1-thSXRjNMFZl0HP51etGvqdSlGeZimJXGw9DEcpVbxZc" + 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