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-298510967853.mit-edu.top/post/3467208519

  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,PHN2ZyB4bWxucz0iaHR0cDovL3d3dy53My5vcmcvMjAwMC9zdmciIHdpZHRoPSIzMiIgaGVpZ2h0PSIzMiIgZmlsbD0ibm9uZSI+PHBhdGggZmlsbD0iI0IyMEYwMyIgZD0iTTE2IDNhMTMgMTMgMCAxIDAgMTMgMTNBMTMuMDE1IDEzLjAxNSAwIDAgMCAxNiAzbTAgMjRhMTEgMTEgMCAxIDEgMTEtMTEgMTEuMDEgMTEuMDEgMCAwIDEtMTEgMTEiLz48cGF0aCBmaWxsPSIjQjIwRjAzIiBkPSJNMTcuMDM4IDE4LjYxNUgxNC44N0wxNC41NjMgOS41aDIuNzgzem0tMS4wODQgMS40MjdxLjY2IDAgMS4wNTcuMzg4LjQwNy4zODkuNDA3Ljk5NCAwIC41OTYtLjQwNy45ODQtLjM5Ny4zOS0xLjA1Ny4zODktLjY1IDAtMS4wNTYtLjM4OS0uMzk4LS4zODktLjM5OC0uOTg0IDAtLjU5Ny4zOTgtLjk4NS40MDYtLjM5NyAxLjA1Ni0uMzk3Ii8+PC9zdmc+);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-298510967853.mit-edu.top",cType: 'managed',cRay: '90f36cf39db1577c',cH: 'nRxcuIk2dey6Vrfozp43HsEHKqFy1xycGVOLN0YqWnc-1739099558-1.2.1.1-TWmnQVbv_wcZzFpOcGB0GQOc8daGpHZwBgsjJ2AMqrsollF6V4.wzoHZKa4yC2b8',cUPMDTk: "\/post\/3467208519?__cf_chl_tk=vaxJk.RLjY_dHSsxOPoZ3BcIsjm3wnP_IRzBpFg3d_0-1739099558-1.0.1.1-3f4Je6EoEgACHhkYGBBHWdNLnV8KOxX44zUe22iudH0",cFPWv: 'g',cITimeS: '1739099558',cTTimeMs: '1000',cMTimeMs: '390000',cTplC: 0,cTplV: 5,cTplB: 'cf',cK: "",fa: "\/post\/3467208519?__cf_chl_f_tk=vaxJk.RLjY_dHSsxOPoZ3BcIsjm3wnP_IRzBpFg3d_0-1739099558-1.0.1.1-3f4Je6EoEgACHhkYGBBHWdNLnV8KOxX44zUe22iudH0",md: "3rQ0ejx9BR5R3KS3.GweNojuUy8Wur9fUCxee0hGYKQ-1739099558-1.2.1.1-DUWzMCNPJqkoxoGg5XP2fLKPi1yv3xLvJft3QFHwG2A_V91oJa3t65kD38v7OTvG4bF.gtAKljE8bznDocR0ElbYXwIzxVTxbiHpqkzouEfZpJjrjp8rIBaXRLkNtUJyUe_FxF5t5kg_6rWexVq45gYXNRTZs7Kx_Kapu7LEjiVUF_IwlB8ijmFf9wIjMt.4QL93WzXBhnA4X08qEuuC6QbnekygLuJmDrwP7O7ETqErEMA5RFzCWRYShNCaMb9DiSjP3rhAi0RZHxc7zMS4LdKh60ySn_U3iRJ3x8Wl9QnSGd20P.0ZE5tfbbtnJuP0NYVfbFgfVsWzGJ_aseYIgkm4m3ImUenpVdL5T7L0gB8jG53Sbg3_33461LhEa2gnqte6BMptJSJy3R8PXYyEFElpzpoWAhjsy7vlxgdWB3LS7vaaw3S_RxtYXoHUpJQrCfimKq2S_YKmNlECrmIohivnmWVa2GIwCiWYQYnqvHbuE5ZsF4cZElrkDjFT6Mx.t3UpbZIFqmRzueKygiMWF1fNJggaVFnS5GWryaW0ec1gLCLMN3PL9HR6WG2w5t2uu6q4NOKGyLkZw.KwJvxeHZTKSOsn4uBDCYkAzUgBP2cz4415DSGHzMNucefWTDBJQGR6S_Sz.k7nsH.byqtPYQHtfoujzltoizKz.93sGLYrXa9d8HRApXLQ52JoLX7XkxGljd1166hmAm0JjtMRGMPP739Ltexy3aXw9SiC.hxoND1eR0Qm31vC1dinP76Ya9FQIuDHluWQu0qY4OZSdzYowsmDF819X8MDto_A7nZfjNhdxhLrl2ou0UyQbP3Z1ATwGEfGyYus2B946Ns6sosy1NYEiudcBKhdg6bgcxwz0put1S9h03UEqODE3PjBcDj.LllMP2_YVXiJu84i31NXx3A4wHNGwFlPxwjfx3nt2Qszela9lV_wNM50.AzKq42oIpSikj8ivBmDDp9Jr_o3XnzN3vsjmiEiVryzE3Vv5o9CSVwagX_EE2gPEWOG0u6CDB9667jITSam1Ev4fdxsrouukeU_7281WpJt7TiMTxxN3Ni7A3FLqhy5bX3beQ6F5.WREe7DSWbGT0ngi4Az1GYOuGMBhLTjxRFwWUnN9f7kGR3nyCKSdalCQgVN93OLM1ew18fIEUL7U3BAY.bWhI4J0QYjlRIVnjn.M_VGOZceEP7j5FpvzsnrOrmlVXISZqTw514m5tx7nMvUIGkgYiWunG6sVAWW.37l.WGwSsPyqRw_i3FXGiUZvVgu9lylIrZqeN3DcSOZSnco_55BpDyUFK_R6rgKc.G_Nslp0xZ1DRh9KcF_yQuJxQP320jWmb0RXA.OUFU5vIt8Mxjidd9qBsQH5Ht12GxTLsu35YSpYrvDZ1gPDVRlMYleCDiM1ce5I94rF.QMk92NpGnnE46rlC1kiTBsUI9yzmX3xWZv6yCpolTZ.js_cox.esNbbk4z2OnJSBWj_9irS67WYOqOGjKGtGRQsFfFo1c6MDb31WohRjnwC.hAvoVPKCiB8Kuy3iiXhfuaCDf2ei4a9hyAmDhx3Ato7XE9iSr7fl6fbMg17iZVHLNj.KgtjjqDsoqwjrzUmCNKripzaYtb.WkRQvx2U_2Yjly3HgW34SbGEfeubVk8pSFNSmGXLnTGKUpp22itetMAgptD4utS6i6OsOlyZxriG2sOuovg6t1cZZ496aLbOIQOMNE26ymFM2bO7XMVKBnw6KlLPMM0YGOdcl0Gy2MA78T0wXRzZuUtR0C0uXIt26sR4ZZ11O9h5Q.0htaCqnGV9VweoTyDenfhNhVft5DAshZtBUcV_rFoBGWw8waWjLnAbkcynsyDUHwtqEvLAwDLcULWFG6QIcXUChKOCZMZSHMQFPAVhM578e95M.0ZIqP6nFcQSDUXw7sZ35FrFmN4_Hr6rpojKCNbhgstEMLZG8T7O1SiQDHbvhiv_L0Cq_X37.o3HE6pZIBklYj3MPQwDC4zDo3zwmlm9lSQuRqAOJ11bKpNVgZ7DBPgBGCXxGsS4FE5zjFFUz8QO71Noan9efoeulEAamix.v2fG9sqx8ouM.lD4C86iBh09twxYYSpnt8QhuiF9QQdjoTp0O6ylt7b8I9.aYd.zcYUMtMIpkVQnu2HO0ROEsAMIk0FqFLW3FgsTokG5rORoh.uigSkPtfX_l5nVHXRKFxtFuptjNmSljSGTvISj37vax.SfskqriyD",mdrd: "1lh8b3SxvZfi79GDpVuvzWhTv8NW1EGi3G7bZ4B2HzQ-1739099558-1.2.1.1-qtJpzd2ujgq.QPOVC7gW5PJc644dkYn.V_vvJ61OCqZwFCY3khFZmp.vJ7py19KVX6Rhspogh0qWMGPXElE41lff12m8LHUdiz1hIeMl276iH4.PTEf6Ls.EUtjJZ.ZN.kl15e7JQ3UsIHPFxE6mrIe0lie1W7UiXBVP415y8hxuYnLaVOjx1kDeXI.1Cvf8tvkg0NJdSk.laYz20BZf.5cyAXZaRQ98Bz2251DKekUcwXIMjfTZdtf4A1XYXzceP91Dx8imlmbAkifQAC6Pydb.8jSJpa9XxuXr12RneHX_ylt1YGB0CeKriJK4kJIvD4oUJg4d9HXa6ghZTcmWkKZtQp0OfqibRap7GmYrQL9IKU0ubHT.4X1ysWsMGvJ1RBvRSuzkvIeBjB6cUCzkZLuHyV1322nbs5Yczr1EMNCL94J2auZDrLhxtZUTPtv4vCT_0rmUARSGZj_Rtl4zTcMtM0Er1EQBqUc8nXZ6.OGPrOe5lOvg9NEQ_rSbX9D039vTx3A2BQTGiaP34HjVMSix8c79JcgbVfwsoiHj_acFDTKwm3O3biQP_5oXfY6qQ1wa3je39VCRmmwPT6B0tF_FNnN3NKcaSqcZm9PSyZLlUgmgsgaCildLAAWpCsbjxMGIcjTVvGGUspdxM01NFqp_OGp4vvQto8fF..LVVyKQdTnvVDc1SDv_MahDmabXxsTwJ7yWdlUW1NxIIGhQkwGh5dfdAoKY2QCHbUkTJ9mgXdY1Wl3lwOX5VhyEC1kgKHZNHUN0X7EWSy4jBFxWPioc8mCdFN.ZPGQoTqWbrIPBLjtQm7rMSsetvDdjM.5dfVpNGeKwlcukXH_mXliQYcUWyc6.0zSP5OVAPrgj8yoE_Inq425CXzUGg8vOrLQoz53lRqjpQDonjrY2ATOP8lde3bb88tbgp5dywaR07z43vMhbhDbDMzlHeSXVklH7xFjhpxOucDtMUnTnwfJJEoSl.2clNYpJVKCcabQKREMo8ngX9mTHarjqp3y6VW4mstzejFxWYDz_9OBw1eQZZSQnh63ZrAQFfqK1e3s_UkoyyaFBIQbPawjDWHdR9hNJs_S_z7N7H5eSMGHcO5tyoD_YMayHGTSGO4nzKvlZOxEZ_p22mQb_Vi_o_YtR5FKFZ5vFjWElB7uIXrHIgkVfXYHguBVpCmZIDxA0uO4OmreUxdOqVXUPJJHgkYThES1z3u0RLtKsb2zj5ZKu2Yj5qPc8eoZkLa9TCGUayny_aOo2qY2UKrUF1.jyXFMjyWaiPV2Z2udQKu2jxfwoxjZ4zt0Lg_AyJIt9kR2tEu4Xd8UKh0zLDcEFFE23cB1T19SLTDN6_YkJ4k2f5JcAuGWjqPg6XZ71fx9SHKgZKJI1G3SPGJDA5tgVWthNIFy27I_NYQnM15dLOvBF0cIRm8MDeH9RP8RcuyuLB7tMhzZf8EXZ_Kj_cuu4a1pYCP7tEoB.ndyQT4C..LTkmYX44pzGD5ywLUwdrZq6gAhpxhb3fVTYdzBzVp4O8JNxsC82vjHIHpk0Ir.P7yl_eqS9z9Aif04XIHrMrPD6vYjFucep.i.6.MogOXxvlu8JxNOrhHh2n_3HyolZtTeKPN3X7zJBWMZYeCxa43had8aNweRr9.znk9zGr4O5z5wOLR_0bgTO4b0BXT7zswgElopgsdw5V0LJZG.2GsfTJd83HgCcXF3ggBW5XPNMh83X6AIxRjQMl1PAqeO9kpm3ncm_Ai3Q205ca2lFruPZtzGYHxY_gchdbI4OAYzK0KZZ7hOfuZ8iJ6hwfaWOPfL7fOjUxFk3sw"};var cpo = document.createElement('script');cpo.src = '/cdn-cgi/challenge-platform/h/g/orchestrate/chl_page/v1?ray=90f36cf39db1577c';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\/3467208519?__cf_chl_rt_tk=vaxJk.RLjY_dHSsxOPoZ3BcIsjm3wnP_IRzBpFg3d_0-1739099558-1.0.1.1-3f4Je6EoEgACHhkYGBBHWdNLnV8KOxX44zUe22iudH0" + 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