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-674940402536.mit-edu.top/post/7893251406

  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-674940402536.mit-edu.top",cType: 'managed',cRay: '90f36fbcbb5e8790',cH: 'mkcktVBUUTbwe8YzAMZhmEU6Pv9I_1WEW632rVQLDkw-1739099673-1.2.1.1-nrcweroVxZxTI9qg7dL1Xodk9xAaRds6K8m.kEin8cuk30XCry5yjfylmLMAK43l',cUPMDTk: "\/post\/7893251406?__cf_chl_tk=J4iWKuCTsDvwpdqFXLzRyj6zIdGuQlKdVETgOeZ7aCg-1739099673-1.0.1.1-tlzomr5kt1cbFJDwtDwee7G.0pNttrb4AYOcso7bcIU",cFPWv: 'g',cITimeS: '1739099673',cTTimeMs: '1000',cMTimeMs: '390000',cTplC: 0,cTplV: 5,cTplB: 'cf',cK: "",fa: "\/post\/7893251406?__cf_chl_f_tk=J4iWKuCTsDvwpdqFXLzRyj6zIdGuQlKdVETgOeZ7aCg-1739099673-1.0.1.1-tlzomr5kt1cbFJDwtDwee7G.0pNttrb4AYOcso7bcIU",md: "olfd5CoWnhD.TxarGsZ9SueaNQuFpz6z92Hbks05Btc-1739099673-1.2.1.1-VDpPOyxPJx2SDLSJtrnhaOVL27zJ4WR0Jidx258nEY0y2mc5qncXRH2D1wMVAi.GPwd__chKwlwM9aobKWWwhV1WEfk699GMmzzrrSp0uVw_iia8jDLMx6W4bywtkhPL.8V9SH0kauQxvODlFnPdhGhd.DwKR2bFE4wV3.K0CaVBfUqi3fncEBPddNRD4EdT1lg1VIC.z.gA7Pr94FWEBbg6MLgV1SckmrF36MiQZUdQlf1dQbnzrgB4OK2Jw6hvXnW.jlMaKNT6crrQSroiC021Ya7sgrnsdg.AkbsLIZ2OKxFXq0SMeGDXlS6dwSM1XRGJW6d.vMtEHSLWbBWSjIspHbjinwSt1U1muu3hUWYDEJvs1Ph7kzbsL2fMf2.YAxl6nEObuwi4XNVLj0X0oyuNx94fLnBD4C.U_W9yW7iQCFf5cTF_o3cssWRpJK.1ZS22WOTUFrUuRSkJZjs8T6E73hb0wBrC_gbEde5TKotcUmmXj3ikPSJF8BUmfcEJdsDciET5US_z_Xv6.LOcADWJU9PBvJpRGDOVDtKcK7ijZ7nMi1QeUzFuC2c3vIpsdFc_plHftFFpb1bIPgx5Sjnewr_5fgUZ4lQlRrnJPenAVotf_EnCiHjcOUPjMgBH_Rbs9IqPbnfoAhfpny8QlxjvlxdhZx55I4H5pknErlu72WzoCxFQEEIGPKCEsqr4bVSVqIODUtEPZl8fP7gMJTvyEMY0GheVHmj3EFgFaztIXhovZnOgsgcUJvwY9gWBS.DRXSG7hHWFIRHzNUZTcO453YxDIjRDA7nxNG8LcsuR8iD.epJ.UlE5rR2BvC1qh1i.YtZ_jiv3p5OxnIVnLo79BM_KnzJqfmwAHirsntvkq1KVE4q.jdrwA59c0FPDMWTGcq17NgDsj01HH2SE47OjwOJCEFyoa4YCpSGGebVpZxoaiWhHAOIGDyz2EXGOwGVUjVaIRjbPd_pidAveF5foc6ud2sPPGyAzpWhhn.82SwnafdYrEALiAcGttZf1xGRPzOwbg9aDC21IcMVlGLu9gdr5VuKbC6DP76Vru6tsnvnODYO6N9i_OXxCrj2i_skcmXMvjjyYz70cHdY87.Ek5hDv_.LFZSBVvJ.mIRwP1L6.PQyHueMiWttM3c8SbIJu6iRmHXJm5vDoEzvB_ZWKkveWbjv29KixmWEiJN6zhlq8IewINDQvDWxRWq_uGhGSoVEbfX9ofhIYMwrjKYRxwAN9Jw3aaeuDP4iYovUHeeGmmrKsj7B0Q9O.sn1Lr6Jg7UIQloD2B0QvZotGRf.1bECxB3aypRea07LP.XcVsZTnv2jEzs.02gUlfgt1B8IQ3DkXbwCzFg61VDp0qjbteEbFOP_5q0gyzXNDt8869GitV9hWyPzeOcQ9PFO7aozre7A_XWTGAL3bibaWi.L8qVzoBx5BzxGbD9Oaa8O6CWS3g8A9zR.sP2DRdWr1CD0ASHo5_QdCuVVaguIiAaTjG9V3uleRshAIvIl8sPxKbbT90Od8yKJpWk1kfs8eWpjr2b3xp_bxdlpjgSb0525OWvurwkazfg._xvIfeDmQRuKHInot_bECvX7PZi6EDS2wUbZHDYFi8tmLHEARaTrmeCoUIQQ5a6C7TbC330QaMpfUjT1L_ZZzTZLjerNIAFKeP2um9NgUaJM5TkRmlFt1SLvMhjPDVIXLzx0FfMH4heE5Unq3LpYtt59ErOlphNfdt6mZBS1SDO3q3bGtdAyxLdEiz66XOjlF.ykBh3SmLO4AW_mGr7HSt66DG47s3985zP_Dl91FC1DKhZ4yNFP1Vceo.t6kK.Jn_QsfG.W3HrI1iK_hx0U3cVWmWrxjRVZZ6IYYNgN0xseJ.GXSDuXs.nka7yDe9GetRX15KdkBETNwclxSjaXaHNeyOoWzvhad3XYbUMj1vvKXMQMY5Gv8xoqD0B2t492GhhLOJoqxI5xdnJIFhJs1Eccb9VAyQHWOGmHVbXo2It3uOBycTP6yDXDLTyMQZyyfQRid7JL1fi8tsasPlgm65jNb9H55iDsZFk.qugLA2RmzI89HE.C_GVGG1KIpTr3dsjOvIveVPdTguFWDAf3H_I2RTXlKR4kyFdtv89sUrAizWMulZJ20rqdxm6HUlLKWwbmqZAaZFN8MQaB4zzhA3_wknWMXMlscyGYdcigUt1SPKybLNc2iD8NJL9icRnA05SKcNCBSvu2fqBaedFnH.s0FIZ8D",mdrd: "ctAZZjJaAVut6fcl4p.OdxA6WDk6bfIfujOdy.uJbGA-1739099673-1.2.1.1-FGP72oAhAeiuyORCwR_Mutj6Wcns1dGF1CNxKHQtC5M2HXujgKI4KCikcdHVZi7Ecp0nkRv1JNWMIZt1y6Z7M910IGwAFo.oBO2v4Aa2K3BQSO1MWfewZV2B0hXrJ6PPJY_RIs2Tk_yNHqFX.lo6A9nI8aG7pJG5Sd31PZ0HT_yrod_6aR18ma20wUzwH7WaSZ7gXfAEknQV.qhTij8EGMeVrWadUrhzZ4QLEkJufEnaSO3e1HCRWKH6dJ.6T_HQMjtDixx4tckF93ekkcAN95PKskNhWmUuB5ZICr5HPtf_7GW1OfG.2_106o3P96ONat8iU2LZW0ZxfcARzJrh2E7Jvauhph6wYSv2fJPIIggVBwj95YNcicpPDd5U.31SLQYgsnVAKBQ3O.lP16XUN2seD6gxXxYNN6L6h77m8j2E7u1M47kdwuHVITmtCPGfPTfEYUgmJp1M.bsl1SQrQYqg6ssAYlj4j8mbZdO6en8EhSmzRdtTfNNFETfLfFZKmMZY_akh7IMzPaCJhA0nTUyS33cQ5X6eSZDWVUl6yk6Q697eNlggbCDfD83gpNiKNKXe21h0HooUlX6zeps5qu7VnmHR7c.tFxOkExc2phyNErDexSZeTY5WyXz0h7zwHUYRkdcsiP.XYn3RPFzlF5Tm7nhxIaV3BNVae_1.nIx4fe_vpa0.yabmbLYrAyXFBk6qF0N7bqmo4pyvyjLd8W6os1GjgVHN8gq9RQKKEBf67pZITnXuY4hdU2.w0VDRhCQm5qK7RoXxvKg7mBVSKxxwrmEZm4sqgizNCWR45NM6eSJKvB_JqucOx82_Gv7My4VBPSkF6.440gt4XdnGVqOllh3XIQfmBTKu0wUcz20x9DBSM4xx._ORyRXWlrFwO70zrCtS5jyIj3wjXXWadleKKejrChikoYL_.R_M5.oiWuq_CbiVgkIMJDRKq8hw_KvAUYyuCIrUqWLuyygo8jJqkFoVHIgj2uAc.1zF6Tl0LT5f2xx7QljJ35PMeu_xeL2Pix2KNoTq_lEqz73bVh0Bf3s6JvdzlOXGXy0dveZXVmXhXSZuzpYv4Gc9Cg_zNrNzKGMlUeGbzFb4FeJutl4qXJ0XNBU8AzBT.tdcAZ.8rp79mmwiQJgPiXgjfGmNe.JsOGaIPRg.WMMlOKyTsE74tXHEt4EToL88NoL1VMAJlcVtfFF8haNTjTY0KBwXrfSZmlNO_Lt7b8Y4DZ0gDPKUiqnr21XmYNhLTVhI3Mrc_1lXWJy6e2KS9GNs8J8_dT9Jy0AGyLU67sB7dPg_aWTiYv8mp7lqm3vRweVe77fX3iuT.Vd5t2rI2UOBXsnVUQxp4EJwHSeOtl.zC2ePDGl729LvPhuSvrrKvXi85l1HDrn8wUAtx9briYze71dFvDZGLV9U9L9n5KT.QiLq3pLNEzLED.NKW9q1qCu6UZODE1N1Dwf_d859lnzPVMQvgcqHesk13rDnTrhLn2Nxoi2XwdcVHJtiZ0JZkbbJtWUa7Qr2gYrMH9eowOliQRtFpkH4oDMovazWkypLSurNFJUZsMZ6kMCQlVMrYkLvTRXP0lWc7pDL4b5Rnk1ZqrbjjlXG1KhMe1xItghzFJYMAV58z_8VeWOXJVsPcHeULzxH0Kb7tOIPjYKe_iSBk4Nqvz5T2iwFL4XQMSXQtVhLFc6tfvckk2h4ZjSVVdFffPDXw_RNZKorbFc2p26HoZeN11fXLlmrteRqzAHjYf4p7sXBHlWAN3iXF0yaVrivcgz.4lUV4cypznZfg3XfeXNfouMBtgBa52R5PMl5MxN6LQ"};var cpo = document.createElement('script');cpo.src = '/cdn-cgi/challenge-platform/h/g/orchestrate/chl_page/v1?ray=90f36fbcbb5e8790';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\/7893251406?__cf_chl_rt_tk=J4iWKuCTsDvwpdqFXLzRyj6zIdGuQlKdVETgOeZ7aCg-1739099673-1.0.1.1-tlzomr5kt1cbFJDwtDwee7G.0pNttrb4AYOcso7bcIU" + 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