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-694923681343.mit-edu.top/post/4063812579

  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,PHN2ZyB4bWxucz0iaHR0cDovL3d3dy53My5vcmcvMjAwMC9zdmciIHdpZHRoPSIzMiIgaGVpZ2h0PSIzMiIgZmlsbD0ibm9uZSI+PHBhdGggZmlsbD0iI0IyMEYwMyIgZD0iTTE2IDNhMTMgMTMgMCAxIDAgMTMgMTNBMTMuMDE1IDEzLjAxNSAwIDAgMCAxNiAzbTAgMjRhMTEgMTEgMCAxIDEgMTEtMTEgMTEuMDEgMTEuMDEgMCAwIDEtMTEgMTEiLz48cGF0aCBmaWxsPSIjQjIwRjAzIiBkPSJNMTcuMDM4IDE4LjYxNUgxNC44N0wxNC41NjMgOS41aDIuNzgzem0tMS4wODQgMS40MjdxLjY2IDAgMS4wNTcuMzg4LjQwNy4zODkuNDA3Ljk5NCAwIC41OTYtLjQwNy45ODQtLjM5Ny4zOS0xLjA1Ny4zODktLjY1IDAtMS4wNTYtLjM4OS0uMzk4LS4zODktLjM5OC0uOTg0IDAtLjU5Ny4zOTgtLjk4NS40MDYtLjM5NyAxLjA1Ni0uMzk3Ii8+PC9zdmc+);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-694923681343.mit-edu.top",cType: 'managed',cRay: '911059933a54c57c',cH: '0XkblNw_4AEJU4kcT_.HQq7kqX6s03kdmigLXxmJgGs-1739402852-1.2.1.1-FLUILIjN9WNkto5XWtuOLrRDsxTdacjenLXbNQu3b_1MPvjtOzFTzCUqM.FuY6RZ',cUPMDTk: "\/post\/4063812579?__cf_chl_tk=RFcvVjjvos5S2FzPiecQSVh1FM_4vCrbYpLN5P4Ry_E-1739402852-1.0.1.1-gNZ6FNqdVqIlDGQK8P62Ym.pWMOY9Gsp2fqUppn.lH8",cFPWv: 'b',cITimeS: '1739402852',cTTimeMs: '1000',cMTimeMs: '390000',cTplC: 0,cTplV: 5,cTplB: 'cf',cK: "",fa: "\/post\/4063812579?__cf_chl_f_tk=RFcvVjjvos5S2FzPiecQSVh1FM_4vCrbYpLN5P4Ry_E-1739402852-1.0.1.1-gNZ6FNqdVqIlDGQK8P62Ym.pWMOY9Gsp2fqUppn.lH8",md: "4lCdpwkhAwmWFXrOUQp2gFE3VvUJlvZhaQ6KtTIPyIQ-1739402852-1.2.1.1-Uy0RwabzyQL1O2YexvnsBy7fi29QlhkWBwI5Z9GizbhIvCbF9dM_OCg1j_5R1pk6G3m7_iDHv9Cj_OO2ZZpdT85dulpwsT0cSVeNb0dFuz1STc6_Svlpg7Uxpt_OREhgOej2k7hDP0RRYP91ugU7Da4gxNNDyh7bVmVQIyxmZDzuPeuXBtwuqD_LyttTf40aYaZ_QS2d.Wp9dZ4vIPJGdU_MbDS9RGppCyJuioSIdeYUfJIZUbZ3_vlV25ks8WX1zOuT7NUWBllC78y176SkMT5M4cMUOSVzCV3R8yybLUjBvCHyb6UGZ97zNbx8lMrzCWy9tWue20rhfU3Sz6POfWoUlyjo0VmHL7HKvAHWOHrBojLUowwypLZRgakwvuEj.YZDQjSFDMU0Rb2bCpmvK2ZlWdtPQUsH.lAYIBsvu8TF4wUe99B28AaPnsIh_UzugzO9cJl7QA661ciDWXPB7zvmsfcKsb3ZYTaO3B.41JgOx2aSzhgCgHolWxYK0.SMi_1G6I0JC6a3jl86c7MP53HwGvyRTGa6lJGYrS7uQffx4sCYTD6mU6TdVsWZl4zTps1F5WH2qZFC2Ltw.Q4pentio06iaSCdNzTAzGe1hI2QOajmPVLTMacI41GeRs14N893JyY2ZOTmtUhW36eKRbbuD6ixiRwlPIAGNaa2wN2T9cA__fZ157uhY5e2h3o6GL2TTIRl1xwEuW2u3SpmpqwgqZRYTFESOBD3F4cqLvRsuM6XCg8lleBigM9hAMUzNstdTXccTZ.aCtZPzWmqoT64NAO4BfU2nGDaMQ4jP_CzkJMfbE_wzGB2v3Z_ccfbifqwWnP911dR0vA80EZrAeCVG.BNFeC010Re0vCu.hauMemYuoSftgnraU227_kprjkSByJaTmom0M.djGF2TA6v.DouNnYL0.i4mHvcetswja2k_WQ7gFY3JnmYbGn0pt44SUul26qiA8043UB_JVlHunTNFDfIu0JjgUZMIDhQRiEczKar9W3UG7QPZRzi3xs62oyi.2NoX4Tlbeqexss8cd2F3IoROu_zLtKDj3g.bbnMHWXHISDOuL71a6LUfwrg1LXLSutT4lHMjat_qPGNvN3FUHROTVXhRgfJzj2HjbuU4BnD1N869L5vk.exCj95LuXZEQE_IbpX_fpPodkN7wI1LHXfF7eIl71KfGNMMetRQl0Wz0C6MnNKc9VWh90XZY27W_Tiv3tBw590efMrSD5lTBrKE4HFpIbLUtMAbaRZGrnNtPM.AJwbkc598JQbakGJUpJknIfy2AL._fyQMV9Ivb1psCj6.HROsccgWOhezi.ljHLQBVeuNVer12kZRj27wqr69k0abvrkYuQPIuK5Wq04PjZzTDIVt8BcO2W_6KG3znMC1r0NChO6FxNhwraVhlVL4E2viUsFU8c74b7DBfnbxyXXig_QNpY5X3kXmqWQ.aMY8oXmX9zYCygeQxng5VlnsmTv9zPFq80PFMM3iVqtdKRpJl4e_FIcCXJFJmDoYlpiQQAFGljite_XnNtmJVJpm.7ZYXqFzWz4CA15SYV7mzMVfHRbDxobn4pgkv0F3377xj6cYnnGt4DtE.YS121mWnqUtLfwWTTMDdmif7Zu770nSebytqN5qow8Q3BsZsG7b4oNcAjklBc6wSxStsXLD7eBQfkNFNyxJiZx.VAb05i.feSmp1XLMIkA1YXBCLN81Pehqy5gdbhe3UH9_7v4MlgL7CDyzkJw3z94JWRa4CZ9TyqrMtQ9JziRqa3LyjTrKxI95.LcUdtu1p.kRW2wnoa60S6p3.X6D1Gr59Bb7XcCGBPJkntGKlVIkjdBPzdEGcBDH4Akwtcj1nVjxE73tF5DTWNzZjrEupHmhmvDCAnb9OqG3kNPR8osJ1pjFeqeg5r5v..TXN9a69VT2XbMM__cvdxUkyu1zRjAz2JRcnO4JFoxNajkdxuFEYrV0BOWYzXpLc8KhWlc0.juIEotU6tD32hwDydknMIP1Ej1.WXK911yRi25jTzCDCZ.wuPbk24C9xkW2luQwRhL4bOEpxO3MAyX_3ut4oISxD9gvoxYot1aavmT_y0c22Pc6EDIU9ulYunAzIzqKbOEYfo_UdKHRSXhlvqmNP4fAwgnHjmsTr3KKsZvGAXTiiw8k7j4jm_N1EmuRWSYRqLiSOGvzl5sgKBj9InnzUItuEW6k9OV49iEn7ZueyOm33TGdwpUFHT7HrEM",mdrd: "jdXX272iP7omIURfJDRSdXV2lVdzdlCxoCdU9HiBM7I-1739402852-1.2.1.1-o5d3BCspP8WmOF2thEwlcLvW9RLOP3.NljPkAmRvI9hYuiXRmBJJ50KqwVGff0dPstyYah401vVQyL_XNT0SNYu3KSPBidiQfJ4JkIsv2gEkWbUH37yvNwMKKqh6WaolK1be1dViIuKN9m7BmX7E46iWCdVDOZ3eHwVRYDkJopRg1GIkEA0WBnsgR3MaNKK00g3zVPNran7yCjFxItOHPaQIwnOkghaltwwpWOaju13rOtz7GmspggbhrTutDV7FcITQiFeJBt4k3SbpYQ5TBaXEoOSrHZImGb5dIGFhLXnS2q4FB6rlO4NKSILuq1UVn4eqYveZQCKp7PQJbjTzU5fiMHlAEbY5rJOfSFA_IVMYeD0VVyYQxZBmU.4T1pahkOrhbhoIB9Vh7XiVRZttoJGXpFnVpJ.p_G2.qZb9agyHAYViALeqEc2Uc0atkU9Jaaoqbb1tM7Pbu1JhJJA0aKwTuces6w6AGEca9zhnJHuhnLFK97sO4qWL40EINmuM9equFXTs6FNn_LJtcuYGtI_VOffX6DbULbB7Fm3vLaFYpNaK8Y3Q_olEhUZDnzMPFPVZ5Ui16IcjZHYsHZEbYXz7RZ2CHYusk0elsiQ_dIjWrIf0gebiPZxgWkH7eODOwl1lQKE7.jEPfaATnCZXBnX2wCTlul.fOLUn4jwXqRVvelJ6aC5ZtS0YrIFDOulWlegdrzEB.hibFNuTU3bnssuaRM9.IXk8pf.i9Lb.CqBulYLejrZELYOreNsbcIhKcO4ksEjz7u3dJzak4LUacfN4fNE5kknOswyvu9HFgZAmWJuOzC1D6UY7A1Bef5rKsHJS6B.aF5T7P8sLxdQQSPH44dBPRRwwSEAhzPG7SuKAQdtbD.7bYLPlyHI4q_OLmQEVB.cRStTkedL7cgROvkfCN9PdDi4OF_CdY3f2VoaKMu.TH8yP_jODMdAQESeWvhqrmiW6nx0ektZmzmtwPB5gonMk2XlOml8hAfDUGFxmYPv61oVmPGgg2eBbF_yoA8rYZMbrNWUU5ktRqiM.VomlZnbIuedrbkt03akpKu0TNUCjBhKehmbas4dL8H20I1C7U3RdpxZgaNTH4kbn6Dq8zLW10EdQXFikG4MM_sqlYOmFc_yD0TZCUWNgzngOMxTKgNZiqLfvOsv7NY2149VOqEUoqU1zduGo5z93DT9_qS.KOxOdRyyEjUXkRxmRu.5eFa7AcV3uJmxrp9geG3dtiWYs0uUEdEDIIGKmk540jImZBn0iRrzQGx19c9ooB93ij6f07uVqwlTzhmpAzBgWSlMgWAP5S.VjjcYb5BESZ70YCKvB3FV_kcT_CMOTwoSuwOCz_ZYFinv9kemmzqQBqJkrRLzOtZN_ln76wjEbYdnu69PJue_YL0uzhih.S8Lx_xylbUUPuJbAxRvH73BZELr.iB4l5yRQ9Xbo8QnN7LaUCuExPmhsU95tRgFy_Our6p3yecRTh_HQTeH_LHJGX4BYFnuODlEqfh0BrDCtRrW7H9M164d7qqtv1ggbKHNueYRwV5Te_HZoaAx1.3b2Ro1IJyMWlUYBTMwQ1FWY6Ltlw98qgcKEwcVu5B.ksFvB4_KX.e858PC4N5jqOWM3_fOd7UhoISwaK.Izqba.R6bp6l1kcQem.y86BkzACbADV7g3LYn6GKpcEj050238ukx5CP.RB0rY5iN6.h1uIoHk4QEqIGSdi8hgJgmY35PQEXJfVh5k5wTcPR1c8tdjceNFsWk3O.pRAf_5AqCDg13fNMFgIULzzSUzPjYHufaUHSx1d0MGpkjEwOIEGuhnx_7ZdLixIxPleeLpsQ4hgJJjWJXLuhhcqRHjXUX4"};var cpo = document.createElement('script');cpo.src = '/cdn-cgi/challenge-platform/h/b/orchestrate/chl_page/v1?ray=911059933a54c57c';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\/4063812579?__cf_chl_rt_tk=RFcvVjjvos5S2FzPiecQSVh1FM_4vCrbYpLN5P4Ry_E-1739402852-1.0.1.1-gNZ6FNqdVqIlDGQK8P62Ym.pWMOY9Gsp2fqUppn.lH8" + 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