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-217184097816.mit-edu.top/post/0921674358

  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-217184097816.mit-edu.top",cType: 'managed',cRay: '9110bb2b5f036fc5',cH: '4JGy7jW_kRVkRylusCDtSBd7PTparg5X5jJYzLInQi8-1739406849-1.2.1.1-2Q.XgKLltSolJS8VBmmRIq5ARXaeUmZKcvc5o.4CqzYCVDt0t20P0Didges70Jfo',cUPMDTk: "\/post\/0921674358?__cf_chl_tk=wyHW2mSxjVEba1YBRQyCTPs_ujrqJ2kTH1OJBWiMNOs-1739406849-1.0.1.1-D7OvEdrcdev32zPfviBJe7Z1x_XAxbyl.i7QM5WEmsE",cFPWv: 'b',cITimeS: '1739406849',cTTimeMs: '1000',cMTimeMs: '390000',cTplC: 0,cTplV: 5,cTplB: 'cf',cK: "",fa: "\/post\/0921674358?__cf_chl_f_tk=wyHW2mSxjVEba1YBRQyCTPs_ujrqJ2kTH1OJBWiMNOs-1739406849-1.0.1.1-D7OvEdrcdev32zPfviBJe7Z1x_XAxbyl.i7QM5WEmsE",md: "pWNL6kXHVNFudP5HRE1nrQi6.4MHfp8SfL8LWn.LBTA-1739406849-1.2.1.1-S2GpKGjFS5.hwVypnpq_u0Nfwn4Wbpe5ivhtJbK3COZ0mub8bIfOPN0dYMKA3r4DSneLAHNgItB06HgzrLyOH_13WSux8s.SAveaVXUhQT6LIf17nBoe_E8VAnVz.GkZYhbAcKj7_AMzmheEak_D6LvHQ_45XCFEaf_ZD9WiAbnNm33RPrpxT7e5R3r3eeg.zRw0MiamUiIiudhS0EUmzIa5S4ba_8GUtgL2nXg4XbGqZeuNsVgL1DKDEv1VUEahaL97i8eezwZYpk7YskY1jQI._fahA9wn3Xs0wMMdwtpCwIAFHR6pLAwdqbBc5tMNDWHX0GlQo1pi_pcsL3TJS9q5OW1YtmSappg3szIBoc8FT_UT6vNsVtYs4UpmjCLujyhE4vnBzSdgbhEcYCsZcKdVFEqOW5MytUuhfGZTgv8bGe.6veH05YUAf5o1OYr57Y_jJcw0qh_QCXrcSkcYABNxDTuiQOhIlPqQP.FuSCCbzCfQnuKQcaqydXWuabelZpXaAuHYij2NtP_FvC2nPxGyRSt4QUu48tFQ6IigWTaIFEE1GIjEcjEJg8xDUDoqyb_bgK6GApOhNX7jJ_NfJidJL.sltMS9HjiikafXMf4ovUoo3u6Jsj7mOJpStuw19kI19swSuR1sf.sugNXrwwOtq9OdUNV4jd1jVR2cNEpshCCgGIMVzhPWcRbKbmEH1UFj025_H4W8tzbKM43eZEONfhGEJfiid2aepb1_FyCB3MKi1vhUIr_lHt8yfFmINnh9QjQ3CyJyk.pCXZGZxzsmE5MucTEFQMVBYHBTild8dYSm0GN4kdmh_NDnnvZ3jSZPp71i2oOM..OjtNXa82nl9oNdKIu9fl7Bz7xXfjCCggIMoHJSmqGXnyX7l.ofxY3051n866L7xnh.R99uslYMPMrGkg3cJ0SwUlaSBWs4CY881PvqpFMkbvUYzn0G9OYwUTQ1FcZbPTHe3gmlpk2DROY03w8i8A7J7TAPRwMKV85MucKBv0K7GfDufiiEH.anhbXlMqa1W6pJLm80xReYEChdjIxeZkeslpM797nuRa.r95jnFPd_zmcIeNEr49WfBuypsftlyQzIfWyR5z.d9RSTxETjUQ346LGcDYwhwlyOk7XAz.3GjMrBup6dZArdt4FT80lOkrO0w98aOXwPv7jneFsijtX9xU.8VlcOTTfIiEnSD8wZcgCu5_MmFmQ5FubUdoptuwgBv7tRnoSAQmjVxxWZoc0aKKNks0NBjd61K_cP9fBf_8HXt49JjJK8blMkBkoGJ697IdKkAL2nIv8DLYE9btKmiRFbtW60cNYV7wx0OLy1pyPgKuuVxkXq.W73boM1Lu55yJMUd4Rf4Ghx0A4lmVMr.QvmciRZUdUGSC_vyHCTrbOfxzleXCMcQ7arSyLgvZaBSy_vS1x5w75q31FVykiQBnXFMNdrSOEwI96zHFbArPlUHi8SmMa045nvH9jOktTPwC151A5VhS5G813WgzCkAmUwAwslUfdmpFgx02tqEumBJZcHJqPPfUqsGSdGMHF6vr15rNdme45lR7cDDETfsN4raCoeX.GNlECN2t5n8LsbR5s6PN02_h3ub7rP9PrzFMKvj_5JNBGoqDBowztBr.bwM8yN1dpesYmt.d8OWR7GU75x1BzTxatkbAHVif9ZjjJZCP4ojjobpKqR2aXY4quFLxxlPnBiAGF4LCa_8rGo0BYcc_GCc75vMLhONGViyamuMnhumgyGObme7tDFLFjhM70BfryRBbyuLdGNYQBVB2A7iPiizU5W6Bh_ZNtWvGtZXDorX3N1z_eb7kTZ6go9FV4iYVr11aHnvBkQxhNFV.hBM99qZbiTRcZpJQvE2oxSeZoGmLGvV_7EtSuIhR5eUBQCVino3I6jqo_1KSkDHWUkXCSagHUyeSM9hyPyVdK3t4zCfZHUxXz1UWrOfVIhFD9XaHnivfpk9yveOBgr3HlY5dk5xsJ68R9Sv.LEmGornzpGeLpg9HWucATkh1n5nkrDJiNYOuvFPUR8OQ13IfG8noOxVqhwsbyyCGuB1PFBK2cEJsmTp1X8GMrb78TVKmMEpbymrtJdR5TA3veHAx7SSw7h.4_6RAFzfqqXWxQsjvhn.xNGdiQXOicqzqKwgb4kTrnhFQDvdgHJm08MOuRRhzGcQHXfuj7o_Sycw16OSqYHkZ7.fKHAdjijXFipNhVm_UghY5mSzOD7nJBqzs3q",mdrd: "YlBVAnAP3.rz.HHD97z0bE1lD2cF3qYugOlbNXrQUEI-1739406849-1.2.1.1-pDLhceVJkRjhztPEHapWejK8zz2WkZ7.TFYT11R5MLyxhFgNMf3Iam67c69z9JLVIdQPdwz7H7Aa6eX7LUZk35nDCz4feCDo81EbWVn2Dvgv2JpXM71h1Egz7NO6f6B2w96hNp1JJ2.6OK3HvVAZH55nyrWITvKFS.WiTS6ZL_Hb699Qg1l.mJkV8EkDx8Bns65K2vmnmkQwvZZ9V2AlYSMLOBKN3ZUUc1JOW82fH7CgJbLhsmKA4sXs_tqcY1At.1Eh_QJLkoUdwQXJCXY81fi2JoLZR_SADTBJ2ziYCTlIPNYEIQsvfhowRZ7vNonYuJ6fHtxNJuQ2OQYYugauiz_Cpc6wJOCCsMon7174sqEvnYwxmM.PBnVHJHc3KTm4ARmWCa2XFpbqsC6H7jQMgLuuKBRx6NnSKX8NjR7txN9o7TlZZMQ.qxg3TTvfciT3Q4AE1E6yTbh0UMO.i95UcR6CMOpvCQ6hzT3PJjT457DKA_LSRjvtTPdSDk8JSLs_SaoxlgUXyOqZY.HJP5FHW9d0zPAdV8K1N92wdx.zlk7PyF1HWtIpVPFux6RPoW59FT53BuOIOcXxCSBUAMSdW0I4HfriMIxTiiIXu47rZn2N1ef5DJzhua7q9U7Qd9hTjWRopWEo3e6ohagPBcq80JnRyHtPZwbH_s4XKMv7oJMaydurrs3XnaUGwM5sRxGz9JKjNEs_pAtOHHXz75_pLoe4zYIaGGyrApXRF7v6peQ8mNmTrKwSpGpWDSJy6KZWumwr0ziXLGXLHHpUXgG_Y_OSfWt2uY1zkOK8fkUBJbHqJurIGGDv5xsu2aLe_F4YTIJBEa2qHaBPFVfyzwWn7EO4lEY_X8U6hO5xdkwF6DWN0nMjhGnHUFBEHTCsqrg2QGCcc9SV1rJR_1rKl6Q4s0V5rI_1piYTotmORmtx0KsfrCnwpYr31jz_4ZKDdidXO5liTtnjGhotWBlne8uiIK6Vao5JJ8xj5fIkRdrYEh.FrrG4qaPCipg15F_BdkluDFBfCtq8s_2KOqw8vKxmvk3H29yge3HUtjzoQaZdaakfvuo5RfEIE3f7FZ4OaW85OiSGim7AM2tN3QG.pnTo6KdLUmgXk3IBZyD6hUgV1g5o8wa7_OeBbSJoBFiA4bNL9txKEeYaAyHWDVmkqiCuA63JcAb.gLSvT6.pAovfszYfRvgqg_lzpjHq_KIEPIuqKmbJMNJ7rFxEq9SRl_H_SvVCcFENqsTGQzUXR.NUdl9Uagn.7f4n4GYZjr.yPweXtHqqIMLmnnS1Qh9xmNYUSnW8kWQW6l7c3AwG.RRj92OSP.0yMgwcQeqJYLadhL4b92SuQtgxCWQevToDLkcGvQspLe1Ar1FZdrh6O7MkXbgx4Wap1Mcm22RTcDQZshEI9t0eZ_EsJDbE2_plieWeSUTFyT8LaUJjvA6pycjn0TqSA1b3MMj8rWtyqTUNDt3Eu3I.I_nVjk_cksEsJImTyjPfXnuTubvjZlKne9uXipbG7i.ICLG5w1I6JKC4rgJ0sMAPb6wAlFWPMnLTh8Y4579GnJQrFo.4I9sOYG_9jcb1EqDwPy8CypOTzvbpnfXt4Qgn1rlXNBQmDuYu5jlEezHNfbog13ALlKG1aAXaFrGjqaWlAh.4wOdhNWtVRJFiFY2OshvGzmVhATwFbBj7MPy0SwwHs66CEuGUyDRIIcymNIqoEviSbxEbzrgGxF8n5_kk02DZIxLHU7zpPTK0GbW4k5IAiNrfwWei_m35gSWHDX9XhDLSWMsj59PCcikX2nfB0D280_ApY0UkBgUfVcXFspIOqk.uTG51tfGlWpo"};var cpo = document.createElement('script');cpo.src = '/cdn-cgi/challenge-platform/h/b/orchestrate/chl_page/v1?ray=9110bb2b5f036fc5';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\/0921674358?__cf_chl_rt_tk=wyHW2mSxjVEba1YBRQyCTPs_ujrqJ2kTH1OJBWiMNOs-1739406849-1.0.1.1-D7OvEdrcdev32zPfviBJe7Z1x_XAxbyl.i7QM5WEmsE" + 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