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-579888812497.mit-edu.top/post/5692048713

  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-579888812497.mit-edu.top",cType: 'managed',cRay: '9112be178cd64160',cH: 'uTK43BiKXCT5RXc7FNlzQ_eHNLt_xv66VI.aCvlUdGI-1739427941-1.2.1.1-eC2W5R1IhOUaUHhriHgxzrmA6y4r3GZyqC.O7itc72Y07CZFeN_bMD0ve7ylh6N7',cUPMDTk: "\/post\/5692048713?__cf_chl_tk=EyhARoPnauowt9nt.zKb8HwOnqLCuLkQRgOPqfCcwW8-1739427941-1.0.1.1-NIICTEJUNMr2hrUMgiVfTWIEDeMXfDXprRO7AG7srvU",cFPWv: 'b',cITimeS: '1739427941',cTTimeMs: '1000',cMTimeMs: '390000',cTplC: 0,cTplV: 5,cTplB: 'cf',cK: "",fa: "\/post\/5692048713?__cf_chl_f_tk=EyhARoPnauowt9nt.zKb8HwOnqLCuLkQRgOPqfCcwW8-1739427941-1.0.1.1-NIICTEJUNMr2hrUMgiVfTWIEDeMXfDXprRO7AG7srvU",md: "3ZaauuCl8fcJ7gAQLLg4eFZosegRfcoswB8M3wQPOR4-1739427941-1.2.1.1-EL2VNmvfRfi59n2tZL3.sHSqof3t2qch1quil9FLkhUVlvPPxCag8edfGVbq7MDw04Loou3Ds0mUPzqpJBm2QLUcYRKbnz1I0WgD2tJKhelb_Loz4AXHPgeDPkhmCtfeWpeZSuJ7j41yQQs7EotIE0tz7LACJAHrS5rwIzL4GKeJUqMUc2vBHMWG2J8t.s6RVlhTCVDiyxVxGuKjo3neQjl_B1duJN4TLPTuc7uGHAccPLmsd0Rg_swU2W4s4vC9hwt9T5dbkShACZLmCJL4iCHGBlNkfAUU_antDXeb5fyCKkVVOAtSB_oCTKT5gcdZXjmPLOAI6_rESKSDZVCEaIvZ3u0NFVmwZGwAwyjPkj5Mtk.gQJb7wXAkiBWcoguGQfrEDihauJ0aL_X8TaioHpC2K4DjYTGtPr2X3DdlvpAdRFmX7vvUInE4WmX6HaH1H4W85TbY3ag80bUMXc2CCM5m1VfmSMSmai4x4.AK6i9BsnaRpiA_JRIo8_9KowRzEafsJqD2L9.oZp3Cr7sVLBv9rn3O.I1zlczrHjGjJ_y7udZXkOjPDuLW7PuNZ_rBztNOkHwmTj0fNzLImdhio5afbzFlBhY7uSjfnjYPH6ttSGannvWxTT4MbWLVYFuHU_gLG_SSNvxDN9ZZGFWLEXuZTUdLtMcD5tTjP2m5OFFci9V4DyNWJiJ_4nrI1Bs_NxselJlBUvIV9Yyl.NE1o9J1AxD4W_WfGbhcB6HsfG7gbn8.H9BfKOMgwctghVpytfsXMTxhs4UyJcTkDdUbiExnDK9XyqoHt6mXLyF556m8mHO1qHGsJCSl18BvAS9D.b7NEi9.NFMqbkXGqC3Z1U14ZIIbUNuvlEIfJStSk1Qh2Jet8xcvy4XjESULplvQdLFswohqmSJq3EuhKa.K0nGN4g50aAUgkXKzq2iBSy_UV7U9EC8xRbe4JvNuUNNOXGfpybL68vUz7ajo2rlW0c_zggSf6IJxZ5KcFTZZnqj78yWTHsLk7cpfxtdSHSyNQp4NBuuZXCOztB67g7cS60AichSZlOkNF.PUQLWOcR6V.gwqLvPR3CsgSTlbBcp9draZ8M59PBRCtBcnH6Ec7eDXE7OzaixQvvN_eksEFdhfKbqlaw7.DA4By8mR19dIDq8aUa78x3OZySEDbDUSspgJRkOvAcTsFsJfXWfli86nFhk39gVduxhIra577PcWs39R8I9lGuHlVXTYHyCNhJ1rKqDzsqNw8eTFUMJMymaRQV5DxMb7TziDF.hLJaitvxLmbthsLAIgDNbK1xKv4h4qYfQZvCnXzbIXyYVfEb33m2_aK6Ts8VqDR8C0EBJstrhQSZ4a.y0aorEGUO75i9uejhet0Np4g.yDhyknoFss1DJwEojsT8QRy5ITGcLIVDCDbXxh5NeHhcJPPC7KjFfw4NQ93Kc_urUkQxh4m0hAzxUtbBfafiGzyb3Ov8RpnyBbt7E903pXi45BvwvoLMNjAX76PA4ta05Bxu8iTVkOaqwEjM18vBl4cKPRmH6EOLKRHxm7j3YIVo4L53kjjDs9sXFWO0m4GjWdeR_65dHphKKgnqhMySyUTQbj2BtNoHqhO6kT7ri7wATiwvvWINZTRu8_KoaU7gOGM.V7fcXBCcUCt0AVwBC6t.O24PnzHV8CVouMA8eV9M7_nG9PQnvyCbcNKNoMgVpBR2qcdPowTvVj4twCoUwTj4Z1zi4svMvjSnpOoBklE8y0pztHE2VrkhtyF3qr2SVY2Jn4.eM1QTEWfDlrQ_11LN3OPon4BPthptZoy6.I2iQ3NYqorW_Xr6naavM.wMG3CFKl1otjXsjwcFG9dT.6okBeMPGZKhrjpiPxJB6pzRIzTpMrAMzLybiEKSqHA.ldKQMCvziN9Ro33Lnlg7_CXIEn_2NzRoHxbBs0cwyBCJMLsDKkAXRorrUCdM.PiNCj2iQ3tpd6m5nZ9Q1qg1U6Np0Bf7Goe31IUbaOSo2B1I5xlZgx3lZrdL.0gK7i.lLYC_oPGfB1K2olu1FwHXLn2ui.hTmrbLW0jg8DD90PUv_eI73_c6ocmZAsIuE3wYUQ0oBDN9W9PZrjaXfW5ZsA88jVdbet6gZTbvvLkaRTYVBHh17t9lPuEHR9mqVNZQDVVKRq4UG.7Ks1sbvqkL7.QBEMVNHgRpPXjEKw61Ch7jEnCwWQKHG5.v68jWs8z65pLQfcq7E9V8WJNlvQmxQp0P7OOVIe",mdrd: "YFUb3QUIkZb00SAMLKaj057S7FqHtg.uLKZG.1Wev_I-1739427941-1.2.1.1-2.a9YuBcrpRXULLr5IHd0UnUc.Hp_wNwi8m94Y3e_S8_KXBOrrn_FNuEQxsbPGf.MzGfE.YQQFsExXv2vN_FUuQmQZv12qHcC9XrtclMQBkzfIWURAQBbx9mh8kr15.T42aHBCPg272nXQG3TqBnQrueZUYOkWRCIYxsNi4x6DzstVx.oibWccrEhLrXgdr2sGXCys4OTBhuyuSTPTtvwr5KhUg9rb2Qbo2h1tVpQxRrshlgOzFuh_iO95VMa._uFHWzbFWHgHgFT0Xiky9N_s7kofLRv2Gjz.RFHOhQvJVUPSPfpX5YDYTHjcbvFmwJbagqQJa0MA8jhuL7tGHjLESZ6ssWwFcIxmjNMUWFGQpCjjSNbtO1FkjKi538dqRivSl7kW2Rx3C.ZY4DwFp.DHgLFrj_ypwA11VwV6ZjfmGxTrx7HeaPv6qao77bie0PGleNX7saH.6t43nu6Y8J2M8uoLEuU_tZMougZZCaanvNDbNbA5M8NIu4t4DEuhUKt.aneAqpruZl5I_PJI2BOwS6REQW9M0ZeW6R7oaFLWuKTQ_wF4p.9xEcAxLGM9Qsv3F3Ldf.sr8AW1dyohtQpeZ0z_oOhU2ENpmxwtlbZc4TjoKt6x1z83gl5ALAQDc.XBqXbgvUNEISOFzHuAUqbU11IC5KY6_pQFAOGIqW5Ehk1q3wkuCubDKqQbCcXhIHOjdQK108U_mr_kjCozRLg5S4jPwaFktFwtFpvJLGFbjfTecaTtyTOOdaOGsESM27iIRtpu7_5y2momGJX3iz74sdNCIhIVTFRj8JdS0cqZRY9RBRi6Z7jT504GGcmIropnrggvlfQvSkEI8Lf7IVMQ5Hh2HWLmfpfWk5t0L0VA7DuMAOhhzZnN9PaigO9YObI2bVGsW2SS6cX0WaSxORmWmrNs1g96ZxpnCSxBSbcWTk614GksvcYnjRhI2G1lSEPro6WBX5203uecXfMsdHUpgEGXV68IRfGGk1MwIRWJyg7WwVMuHKVHIGhgjQbPTrET6a98Ipg1rnXa5.BTSCiECLnxT5XOTm5AFW1nUGXfy0NvBIZKg_rehuU5fd5x6a2Y3IOW5FdH3Au5YurzPqrOzLI75C3LzYJMq7oLw2zDZQOiHyPUzT0R9cS8c_vtPGloJHXqe1gr_xa0Pkb2B6rUTWsurml10R_ahSK5b7FZe27paJWwTS.BUW0a2ux_VufvoSt93.Vxk0qOnu1TRXqbFRmXJgo180VI4J1dPUJ3Qcd.ZgiglCxKhTNuMUEcfZXZnJFsRxKeMASmC2DItZdYSpDQgXWlUB6K5weVXa9CBRitw3A51d5V5OZkdu2WLK8cqbcg_oCYOzoLhvJlP703pEv7XHAOuS477XjjS1CM8UaIdgDAuo_dfUjrR_iFsjQEKX9jE1vB.6HxW6l7lPYvUk_Ym2EgewTEfBeF7DMbGwe.wi9uLmjnX5.KRqgcdCXVIyEIHJgbZv3FD35SsUJH8jPO.wwWI6KpgaQ8wyBgOLjrK0mk8d7FctMH2PqLeP_qew3jIjWmdy9lsn.pWHIcGQkzBtwkpK1.nyHYJPIfFs5Ai6U1r3L_85oFHDvU7h3rDDDlHJi6fchmcjXJpauKWsvJt4YtMuLCc8Ysmy4yTxqYJ0q7t8CaKgOnCguBnZX9OIXaVzRYDG510hX78lEYC7nVymYI2lWbJFzXNktxeXsvc6NDlUR0zy6SG.FR5P2J3AfGPnPB5.lM7dcXaL8eOuNIS6W5rRebrO5x1KIBa.vInvDb3DwDxoSyAW2X4mQjw4PVETfz5neqnJ89v6sg"};var cpo = document.createElement('script');cpo.src = '/cdn-cgi/challenge-platform/h/b/orchestrate/chl_page/v1?ray=9112be178cd64160';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\/5692048713?__cf_chl_rt_tk=EyhARoPnauowt9nt.zKb8HwOnqLCuLkQRgOPqfCcwW8-1739427941-1.0.1.1-NIICTEJUNMr2hrUMgiVfTWIEDeMXfDXprRO7AG7srvU" + 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