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-affua2m7m.mit-edu.top/post/1057843629

  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-affua2m7m.mit-edu.top",cType: 'managed',cRay: '90fcfd5c19375af9',cH: 'Z.vscm0Uw6ui4oQQ4H_ZKk00Ln5TD6CRof_LPF5tGlQ-1739199845-1.2.1.1-nt3l2mGd.h_CsTKqpvoNsFoQNE2.OHrNcliJGQ6TKOUxyA82_MIjAjVqbSdKSBJy',cUPMDTk: "\/post\/1057843629?__cf_chl_tk=WrVh9thXLfneJO5rb.soLqVcxEd7_E8pPbarLOYbTfU-1739199845-1.0.1.1-LEDLhAR2EClttRIv661KnHjaVrI2ajE6mv7GnH1LsyY",cFPWv: 'g',cITimeS: '1739199845',cTTimeMs: '1000',cMTimeMs: '390000',cTplC: 0,cTplV: 5,cTplB: 'cf',cK: "",fa: "\/post\/1057843629?__cf_chl_f_tk=WrVh9thXLfneJO5rb.soLqVcxEd7_E8pPbarLOYbTfU-1739199845-1.0.1.1-LEDLhAR2EClttRIv661KnHjaVrI2ajE6mv7GnH1LsyY",md: "3QNihrXPgbaLNLKVjwZ2pFpbOwy1i_REUMmaJ7GNuLk-1739199845-1.2.1.1-6lzPUGz77v_OQbfJ4zcfuLeOReja6d7Xm0fsT9HDqv0CYtXOvXIFyxTBz72bWPxu3z6aUwzuh2UGo6LSuVFVtc_8dOGyclrwQ7XSdS.nAYPYTXUAawuPmvK6hHO7m_NulvshAWjIGofvonbCgEZo97Jawz.MRQOC_NXqmWuMRvvqeiWAc_Uup6e.Mgvm8nbINaKmiSjDM4JVqUUzfnrxAQibcuJ8cEyM34wwMyZzfJU_hQRzLMahwEm5dBw2sAMEowljbznh7WoPThdnOSoLl08vsLyCoXsfdGAng1qezN5Z2UJksqfLyCGQTdtlQyx0KLwGpLH39FLpc3l_l3mOOt2NHJ4IL6YFomj2txKps2cTpb1RJSVIoPbl_I7veTmDr7OirYYfxuxEf9GVJAOXkzJeLKgLUZhwaGswL8FMkr9PjbIPwDQQeH3wyePGEzl5Xyl_3Qjb9gazoEV5pCRMKc0DKYLX9zGCXzOlPuZAEErmcsJG88Iw3aWU_rewokTjjUODAPa8R_UqQld5cgGcApkgQdeM_36BUHij3jiSyoWm7GDHUEYCVvFWjW2REVuH6zNZCDxQPirnim_liVACR4frLzRMwOuz3htK2n.wzicErg_lfVKKNR9X5FVZD60fd27Mtbw3MbU0cgIgFX135VwLNaKWNDb7qfWPHjHpHOmcsHYo9xDtZkgn4siR2TWOMo.PtZereWuMuXA8gYZKHGDqeuL9cP6SnDYFdt07VXZ.QQhaAF2A3B9loImIyRzOyX5fwEX4OBqW2i.gZzw2BPPhGjrPtT1hSKQSZkaxnh4H0lxvNUKJEj8DgC1HivTD7hxChYWPiStEx1Ie8Vvbk6xZyPP2xDsfsVt6xxuahsnUN_x9v3FGqQDc_e1Wv1ucCt5NQYGkJz.yH6ij46NhaXX.aN8cZjPh55W2hapD4EfoDniaCtmHCDDuHceBRdLvNFRSnxQT9AFfB5i_wTsA7Ci.iaRGpkJ.yLCb0exwVxpE3wKd_Q2d24kfpBKgt8icaDQnSESlsOjBKcOqhB3zd.NvEhJ3MjtAkn1Ehtq7hbBvLAx.i.UgYLD4Q_0Ozxju8cLGoml5w8gNVydDdl_Ufstr5pg7ID_ZAs3bn_ztXGzXkqHJZ0oTn01ept73f47qU2cL4IS5fvizScH76OcJAKLHuoxo8pcaWmXR0QgtQy1nWNX2tqdxqXU5BVFZMO_Z4yGM7qU5LukjPDDJdOcBKhyMKZ7EwlUS2UJ5TCGIBdWEpOz27HKG6zyG8wDf6B8WnkG2EhZ2Wyj5Fi8NEc18IBzz9WM19LTpiD2DbfIB86W0DRHgpYAgx64IFCMvrfgo1tW8hPoqJqhJq8ww4fPL1itrmzbbGKcbiE.czyzAeinFGsa8MvCXYrrbbwe6ilXXqiOZ4WBn5e_xPJnrBVyJEMawTLi1H9c0yrglfdqkebglzlRN8SOY5n8CCM4oRCOFudEXz5nTR3DQu7m9RI7BqOooF8WPEWlpfxBSXq_Cs_p.h6Wu8r8UZVR_svi3EgWTth5cyWfTjQWZze4apH.j8foem4ThG10EqkrKAH0gnTG.KwrX_rdIXn9XHwZuREQpJDoWM5ajxKslJ_zM33wkatBKPlUxDVKaefUtVC092NxVtagyzHxf4xjfir3KPeTGxIxvLtjOKdL9XN.8ZHJ3iIFwGP1oXOxh.SnY8wewEj._XLizZwRe2_qsgRuEH51JQlAWA9DyD7EclaCfSWrEeRVvhcp8JIDs7ui7F04ONRWS0A43puQLvajAZcIpwWNbbVL9gDijKdGYc9FbGPrdMEen2cy6_LAORRxDDbostlpNBnYPvY3tI4Erf78GvCBmZ6sHnb7DKnxpmNRu9zC7yMKZPrB396aKXbZQeSkErpNJlGtnfWDIP8nRQbRQYsNxgXGDuB92.c0omqYQRkeyKZZ.7F0rFIbof_biG9L9vWpGx7CW5t1KAzpvKIaiNoWpT323l.YuDWZLf4Op5nblfmFLK3wyUEix7BmuLPpcfwkTUNwX7_XicO4MvRWpUzvZC5TAVJJ0H9xgmtvb8Cye2A0XbBPmr2zso1VDrZTpX9z0aE3WmQ2NU6YgVJPUhkNPr._hwEZEtTB9JK0lSfaL6HKP41m30nbujmbP3P0pHpPYGK0B3TMEAJW6Itn5MQuKku5VWPaZt2AFqANmnu2sRCMLhHoCyYdav29w.JYsZQrWcwX7T.uc5V3s0.j5d5DP",mdrd: "C7vkBitT3wWLkMWXoOmiFYRvglMeiMkVTbN14uOXimI-1739199845-1.2.1.1-7LUJYKwxMVefhIZl3UC.q7RbBOlQ0xr5pieEg9m.mwyLf6vZnsAs93X_GF1nNzCxDGC4mL3WUrDmG0WS.F9NvU_HyXfn77dTy5uDEe7KIrHEx9_lmfYIBgDOZcydumqo7f8CRwd6AqdaK2mtX09eqzI1rw4iww5tgSk1wtIn5cB1FMqrMhmfM.sUptOPW.Xoz_eYyyfUdTGPoolU9ribT4ig7zqz45VJXZ5y0NjCPLGQeW7VAbbqC.bgR8fidBXusH8V55tQEyQLVzRjO097Ub4r1kYm.IJLEGUiPOv1DAPQDJbDmaypDH73P6X8DDFM8a4QR77Wombkbk9IN521KcTFu6adXENUbo0paipTV4dvYmdsyv_yMKZvTIinxI3vq3xaNI5R8._D730Pe8bv3jnRtlRDjZtT10nc4JOumGtEWVzrR3xUsIAhBwPYWcV88N9xpupsqxkAj_Hj4BTg.6k6MOU1XiqbTEzEz7IfQo09UoOSZWj84gerEIkIlIzUH_hzqJJyEUIVzz0tBkCJDFWiSibs3mRDXc8YC2Ci2.MifrzpLWOZHfusVVR6rXMJJ6LMkFVn.zUV3Pz1tgjlSLn7ItCbBFxA5dKoq1gsHuRXpeoKBUL8OGInE5uPm1trIvFPcIlybNUUp4IM1FnmjWXDA..gkZTE_BTFk3R2QAT0A.blO2A.qxI6zGa6j4y_c_NRzw9RTXHknPzy5DSr1XYCYRt_ZI3MvA0KjRASkuC112ItENbXB8QmsheVabs.GxcAGTGVwyv9jocVvyBLwNEGAo603lM0Fl0GEiqW12mdBst0mBBqRVVKlQvFzAaNlBmmJkYbWVa6.1YecWSgZ4dGmbhVITP5cZ_wZURfywh7ClxGKcX1os_sJCCxds26ckuIk_6bu.2jGttR0QZ1iDIndLyIwXsg2QJiYecWtggFqaxWXwdTtlnXoTIsFKi3813xQqB3etSv5Z4QsidyvuzHnJqQJFOPmCjsLawAxM6Nv39HLlU9C5c85sQPzLB6y6RbdN1rvVEv83B.a5UbnrMmZsby2znOJNqReQQye2QzQ0xwRk7zrhVRr5N9p5RROsOxGRXXvxDCrtBFgeqblNHzjaDScgMKRRyEBGW_Okg.AK_8olqlgy7nD.T7jOyJe4ldjaBKW2JLZ2xXxm3sj9oNW6gOrdwxNbOMlPuKosfIp_aU8wGygV4RvvclJuXmEyFn8i2J1wK8yic0tpAIaTecrLPPTLZgY1pBwM7xabByHmfOGVZ02RjLV9lrzDYJGCO5ZdoceNeOJ2nk.._GYIOO_kaoGy1AS4fWV3Ms6iAV9kDqwPwpwKBn20uOiFtNx38dDYu32_EzRJaMMjpgawksOvbgLpuLpTaUXePQo3mrbsVjH7azb9a3IO_5a7wRJLflx4cMdy1xZTUfH0zlw5a9nSAdxU.3td_mtzHOhe175g7du1weNcd2of3B44fKlMn96KK.rIRvo3m3BC4OwJedTImXOuX0XVvb.rxOy8fekXWiNwBfPf8EHeRJLcWgZy9SxbnJdio2FS1fAmhHi3gNJ40598xvuy20WuMsDPyHo7Gqy75uFln_gd9Yp_nF5NWps0V3lx0b5fE0X4Dx5ujb6pM.xwtohoGA1_ZdP5QE3DuVoCv4j1Fx0hjSUxNKm08bhvU90JHohV0I2GbyQfYcum5Et19gB987aNppEKnaLuFxD3k9OIwuWmI4jeMLk09RCZVUdCwBKy06FwTQFCCkMWkx7UOmtLkeOOlcEE4Y.i8DsC_zk3HLnU4S2Pe0POkcVyQnFGy_ahcDvCVKpQ"};var cpo = document.createElement('script');cpo.src = '/cdn-cgi/challenge-platform/h/g/orchestrate/chl_page/v1?ray=90fcfd5c19375af9';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\/1057843629?__cf_chl_rt_tk=WrVh9thXLfneJO5rb.soLqVcxEd7_E8pPbarLOYbTfU-1739199845-1.0.1.1-LEDLhAR2EClttRIv661KnHjaVrI2ajE6mv7GnH1LsyY" + 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