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-2714809635.mit-edu.top/post/2714809635

  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-2714809635.mit-edu.top",cType: 'managed',cRay: '910f6b732ec0fc57',cH: 'cqBbeLLZFySIlNG7S5pKBwp13foNhxMsmh8UfUuPJik-1739393098-1.2.1.1-fW4w4UDRYxEdUh3WyCk6d41c6Is0v0vrYzbTNP7kTEkq7l75Z5px7upeYOkgg7FR',cUPMDTk: "\/post\/2714809635?__cf_chl_tk=_leEjVAgIwBnRXQGPbXBzvvsWfIDI6mfwWi7Vsi7pC8-1739393098-1.0.1.1-.yqFw0qZIAf2TwdquVft3VE9UIylRV7r2pwyLT6OpfQ",cFPWv: 'b',cITimeS: '1739393098',cTTimeMs: '1000',cMTimeMs: '390000',cTplC: 0,cTplV: 5,cTplB: 'cf',cK: "",fa: "\/post\/2714809635?__cf_chl_f_tk=_leEjVAgIwBnRXQGPbXBzvvsWfIDI6mfwWi7Vsi7pC8-1739393098-1.0.1.1-.yqFw0qZIAf2TwdquVft3VE9UIylRV7r2pwyLT6OpfQ",md: "YlUvhlZ810E6Tozf96pcmQUZO8BcgtnMtrpd8ePV8GQ-1739393098-1.2.1.1-AfvatviqcjcAY9RAozQsaTzeFd.TWzjQ3x23gNlyIdLYUzbZ4CpnxOUwtazziJxeFXNfcri6fPFuSpPB4JKxs6DKYsxhH9ubD7e5v5C5vjYyYqj.L3kh7u0UTWJE00CJ2GIv7bRQmGih0dAkwLjIT9ppa.jQqSTgVK0VpJtLr13s5B5Qb1RyZnwKRl_fm2zn_l0YeEKVoviTNiAmW.D8.FTrK9KlSvlN3Jjspb8iHBWpFlT1vsInke2cfj5JZ9hmnAZXkHbfmHxCV_qYLefxiaE4fdZ_6LNUIOsS6BSxZfFW4mdk8ZHNyNhKLSkzo7y9bnvkf63QOSx6MMWTdHNExCi_6SEWN3eRhMfjCOpsfbjrxgaemKeekfpSWFycQIctXYG.uOdS1_FFHGp8z0uUAJYbnijpQthWmv7oO0ZMNE8VqGQarENEWhLE1MqgUa8Q7fHLy9mamh1kBRHOm8NbezQ44FYPvq96m4zN9ZcpxCScnBRgYmksu5MyTaxdxC5ksvAQsTLEhA1_SFpdvVWLloBx563_DEo_S3EGbDHgM7UkLbF0BOircqgIdGss8GHV3VitefOAf0aG2.OuM_su3.jL3TOQKWc48ex.06bRzcfKTuFXgVnwTF9IzlmGbxNDyvwFmF6FkO.n7uBjg2hhhedHVhw27xE3T1gWJ7ZLbXoXdo1T41kNYTsy5dfpF6lzpZ1ysK.OrQEIwMDiPKuVttzGC8t9WoQphuGLDnR9Hi9jwVMICZTafLNNlWtMAzDcp1S2.kQOn0Z88Crc5y20Btju8UWmPZgJNGDyAWk7SaqtDZkNyDdBnnpLf0ahorcmj8qiAULG9yZHNgYjKnQjr0dNcqwsAoKX4aMVbF3h4ZFsg4KgmGlPn7C0s8_8lLsXKPrNDdP20srhe5vfRzNGbezYjGAjzAqYWaID23USKU9_dxee.JoSXMuZiz2CcoegMGHO6kgaho6P3y_7JJ0sZCGCyLHB2PIjk63_h6ODAudVhhB8C9JnsSKnxqKepJ_lKSxarOCiGnH447wvk9VwgDelB7QZKvQcO1VOM6NARFI9If4BTCGPkK8.bi8Kk1lZRAyle4jNoZtbuNdmw6tehaVtWZF49KOB4UXtE34SMIu2gxjRpasMGFVCpaHlnPpJjpwbu.Z.UqGxcGX3jKs6O15Eqw22NN.n0FyiApKNajTMVqNlqhrp7hiftiJdVl1S0IBzOTBcG9t4cQcrZ8FVvH1M6J.pbAamO69FqP_LjrafBw2jCyweS2pYE_spg4G4.b4d7cFUIcXTrFTT0Ay9pIJZnI3e9lOXnITDneC8KAn01vM2Pxv0NfCjjWPsgM4OF0Ckq_SQJWzbgx9Bx_xhVORY0V7Iy4rjzCZLzFylzYPRo.sS2MTaTNCRp6ISWNsdrSFiIiQRSIg2J7rKe8WbL3lmQ_Fi806B94Pisej_Zu2SWGj4htLqnLWeSCYjszvkze4F3kTXM1kAoK6.EUg1p7WiMcS.TwhkYcBhE1XCG4oHXIURGIkqqXPc3lcsczjfL_Xeb_eeV7E1jADUe3TTEh8RQlD5oWlfeBBz9AGPfQMwuqaGDJHpz3y4garbUJbGSfq9NloYzOFLbVtwimXqi3q7AmUm9t7oTLGo29PRgWYzxH2eeGkviAUg6DsgCX_oF7UYUN3C1fiI27bcIfZmFGchK00wSIA_.GIPZ93SkjoyfODSzeUlBHcjopGGIK5wZjYLos2iVz.WDl8Hjf_K42iVk.7ChBH9vKulZdPiHYuvwBdrIhVzYRWCfCqpM6qykRgLkCV8fJFJHNguQEdGC0JZghPbaYFX8kFUEb625dBCzHbytWdqpGiPh01LqVL8reastn6B.S0JkwcL4977mL8nrBUZMhY1lWpeRWBBVXZ9YxJAJ3w8ftZ_bG3zDpvl9.EgCIPuuAPNFNHo4boNJB_.O1w0eLAP6gGP6gT1.BAV_ctnyDcj1HdJEmhiRsCngYU1mZE.IazJ1FimI7MT4CUPTVBNoMXwH4fT0q8x.5STkQ34QOM0W.7RQ5Uu2shFZP9TpXcOIn2yeXu1qD5yXdIUF3frFxturH5CccRF4_H27rn5KiiIj1_gLp9Fs2soV7n0GBOiy6bUHkbHHJ0UU8zkLaZpNdKgJ.zJWYyLlRP4PWUTtcthFRYsiIWBFfPK082uSrBUYTSG6pWp_0Lm80CGQHce2s9fI1Qjuot5oQgfeJ4ycj0FqOHKfa53K1uE",mdrd: "fIH63jEtEg.X_khX.hcZjSkwX7.V.p7VUPsg6WplTGg-1739393098-1.2.1.1-z_eqirQigjs1GpzlUOhMDzICz21DAiu3bzm.92iJhjtTTpU1S5LmE1gDo_CcwQgMOBMY0ZYH4WXfeb37xR0YNCXF2GU2RCx_smMRwqlTPzpfEtVIQIqFa0ljE51e1pAT5x_PeXW3v8IEJDp6U2yK1yEy.shotNNvaL5cCSU4ASNKw0GahNy6ujZ_ZWvrERr8XQcGEGln1gF9b1CN3WbPJ0nBuqLihtlo4c4JfS1jp78mkASNEC4LiPjc.ioHG3y.EDikJVYDrSQ.JCgipjF9dyyKXSSMo.ShY9JSyNV7n4dVcAYAqXe0V6o19ehDlaA8kzZ_6WNrEUS_6ra5EXzbLuP.EH3Qizxlay.kaDzB4iGKdzefuI8IWgzeJvQgYfo_W3sQVlPMqTnUpGh.rLoYTZrcdXZbD_glP8q0ZiJXVBJXy4DmH4wUAe9uzJeVnOdhMLlKuXP5_4ieRuBXZ8IDvaHNx01h3.sDW4rSjhM05Io8K3X4JbMwrIDiIzbyx5BGhvVKQi5eZ29q3qYfntnF06cgI8PYPUkem6hhj7.mRLCwXI5D8IkRObO98QKK2orFjKe8.vuGQM7rff2uTKU7HPcHQSXnWeFjk4sbV8h9jXic1U0KIDjR_OJThGXrTQTe4Ze0qZ18hTbyBmzH5xl3Yd8oflhCBGegQQ90IXmFQQvi1HxHBGxLy1mNcj6GX4X0R14MOqC7EGDzGweld2Hc1dUCbl0XCHw40FrJ_BkRijAr2LMzl8AB8vmiIBoF4VmAp1eIjBZJQYRFs91i0NHfPJw5jJNBsDEkgWuHgkfTDHSZFgmK915lH8sEfKCtnIBA0Zxtb9xwL1wVns6ULLvlGwelzR0Jm1QOlQJv6PYQu1FS79jaw09x2B5DuMPVBaiGqfITPLCHVrPULlu52eWhb8fyifxJwp7Qrz3Mj2OoYme7eCbggEzAuj1KyTCwsUnV8mVP9AwQ8AoAgO4n21ZdRi6yum3geYxUbsX.V5jDjxk8E36oeiTKclyFOoqxYYln4dexTIYNu39vNTRV4qNkPc1wfihi5fP80qLdbBFXAsuipbZvj_kPfwC6EKCXvnmeHI5Vyi.8BHQtM0DpsM32TQgJKXQbuhCwIUv3s73dLaco_PNNf_.uQvyNvFyuAB15ZuLDAkEFyUjonYIQu81VzwYzKfK1fiFmcJJ_Z1fr4fIlrlSDtWdxIcwi1kaKksMXjqVhyuFXdYUDKtfhZFDo35pBhiB1.974fIZlRrRcgFaVcNgODsVpYe23OxLstJ1qumpdd4qHWUs2ozG3LwlHXHf4YpjNxRyPznNFOs35YfAm240KUAr73Pfm29CJxPhLp7i3SBKzs1TM74gYFFF8KbLo.FUC0zB3kNVuaZhghms2w.W2aA3_70smHNGvFVJ3st0ymE112pK9lC0kYYUGtX9.cwgU0fcjEsVMg_opRu3eKObi4Ct6msm.SHHXzn5Ia.xQ8GPAwJGQgFEoE7TzMvJkgBR.3pxeX0q.Nrb.EilDsFD90VPJG8pvODAnD8sflyCCpuE7JjOQgwNbWDbyDibV37Xxl7tGELjkNMrp0twnb5ImQDo9okUO_SgZKdAM3n9p.bDV6hGOqH9waWSSdf6F3HPIeFe46WT5aUcXpS0zOoKmDAAv13WomO4uEZZgyrPdQpd0UOGW.WctBfWmpEdFZDITSupknDuBR1QyYZpCFuKF0G7190oA1dZCzvlXYxt8nnnYa266VGb_YStqz2B1xT7ELGSuluzlSuH2D594xCaTz4isIFcx08d5Avi0oM0F4ux5sWsqGujo4u2bUQ"};var cpo = document.createElement('script');cpo.src = '/cdn-cgi/challenge-platform/h/b/orchestrate/chl_page/v1?ray=910f6b732ec0fc57';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\/2714809635?__cf_chl_rt_tk=_leEjVAgIwBnRXQGPbXBzvvsWfIDI6mfwWi7Vsi7pC8-1739393098-1.0.1.1-.yqFw0qZIAf2TwdquVft3VE9UIylRV7r2pwyLT6OpfQ" + 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