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-573155488547.mit-edu.top/post/8719340625

  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-573155488547.mit-edu.top",cType: 'managed',cRay: '90f372f23c677fee',cH: 'JqLE7hYASb1l6WWIegzVzXZxkBv88J3yNgd2eaTC57I-1739099804-1.2.1.1-NUlAj4GcAVewLaj121EExpuBxC7CtPzOqOT1Sp2S3Qlrnz7aYx7qvin91jNXAfwQ',cUPMDTk: "\/post\/8719340625?__cf_chl_tk=d01yghUp7JRA0n6W1kHaXpf2OHmKG9eyridISj7d0cw-1739099804-1.0.1.1-OVHDH3A5LGTSUnmpEaP_GSpuP7E4tA9RdXW6YhE9seg",cFPWv: 'g',cITimeS: '1739099804',cTTimeMs: '1000',cMTimeMs: '390000',cTplC: 0,cTplV: 5,cTplB: 'cf',cK: "",fa: "\/post\/8719340625?__cf_chl_f_tk=d01yghUp7JRA0n6W1kHaXpf2OHmKG9eyridISj7d0cw-1739099804-1.0.1.1-OVHDH3A5LGTSUnmpEaP_GSpuP7E4tA9RdXW6YhE9seg",md: "1o3lCGDIOOIxpezrmI4cGBEsrjGi2GNCiYFu2.rqcmA-1739099804-1.2.1.1-jKnlAs6nIGlzzNILphjPZm_LlTlXFUOu5dlUz._t12q4VDbRqfIWP534xDh_a2WXXb3R2.pA_F4T_lDQ6bUCbisVyH1eyePFQu2hM.oZaa4ACYl6DSa2AaSH11Ij.zTnL.Rogm986jfMFbgkgH5DqzhyB8DUW1fZJffWfoVl1dmcSOncql2q6tKeNDHv9j0kEvTr61pNbe0Bpm.7Sgf.N4Yt59v8lP4z2fabjQsJO6GmiA83vHg7TkTfv3NV8xIp6.uLf50wU3C2oAWmSmFJsUe2N0D3gtKbNMfH8zb6.mj9aJz2pRNj8RxoDhJsaBaVgPwn2L3Z9TTgKJdNRGuyC5o705vAbnSnJSink_COKN.mNngAjz25MkmCkqAvZhlprhXCLtuXQ9CjTddmpQfSqqk6FC1hj2VlFL0BV8eB1yw_jkmMgtdGB..J.wz1V1LsGPnWkC_xM8nYLMX4KXEhC_ID6GwIKCjiRueHZ8WOXsxFPzYWM1kLlPO8HqOpD79YwIn4aG9UgA8YCsUEICWAocjnsm6wlDbWDWQUWLb18yac1c8G_3sxFT.3ZkvFr4VM_rCTHElRrDIGg0RJyeeBM9Kmc.PIX5nffPF68AaeWjwED4ejjrVXeVH6paG_Gc0sJMWEpSKLQ7kEeLEdTkVlotxv2Xo0jRlgm2aYU8pN71s1Jcp67quijE9hWEHKrlkMen3YD4DPPeMtCVi6YiInNudPpVyOSdCFR8LGnfKp91mHJMfJhbjijtPlK6XUCdiWzZxZf41l51YZ8CGWbQ3bt1eF.CkoqAICYPvsDCKC2gECVytlgUjXrGBctjum2DnT54qL1MhTmjavzJubwgjmKy4ZNAlshE_6ciAjN_GKmUVn4taVGWZhaoDpcwZriu.HMJpR5iTumXkr0Gml7HoL_uKTpNfzVGbFPVhNfZvhw0hvkVAUmR892xSGKtFOZrG7C1INDpcK3uHmp2xJPbBQr04WVwVw8OKzhxB_aXCLzrUKZjsw0_sBBuMQLfTLEcV.bAMWRLArrZt5PfGWofuIP2nMTaabt2uPdS40pOVosMKnmuYl3YkBXUNNaqOI4RSjMpaV..5uYIYIZCpfKbvdACDTjuD7J1bWBgy_jyiySQcAkv3nGKEOc7k_fi4Id4DWtrhyF5Jv9k1eggEKgYno_6Af0dkC6jHxUZfYfFT2md61zMAwZua5ZXYgnwv99MF6eeHzTMOMZCBAp4No6.V7C3Zttqne1Xd7Z3AQRUxaddYiGv6QWbJJ1Pcna5PraBUioS0estFB8xOGYClFUuEzcIUpTQq7jTyV_9sW_nY48ThwXwlqJx3oBhnL4NsOLqYgVbA4FPvXT93U98RrHgfr9K3MMfB9az37zIyVcxAK4jHAxayC.K0Q7vyDT1V_lGckkcGLYi0DfjWs1wQnV6CW6Zh6nUWdFhB8Obki_sRpeKIaqlt2xIcXSgZvmlJelIkUopILwDdnsaKW5XFx3xLLYvmMwVvGLu9FHHFy3gwYp75w_wbGUH.FnoAm.GfyjHXSsDuHY7TeKhMwhROkixcMStLIDTUbmw86U7gMgC2yZAa43NTc5AgdXvlbyiEfVdaIVcnBeTMTKVRlE8lquiMaGPQmdpCRaVFba5rifU9f6OnpdSluBVRRuiaFpG177BOBtSt9_EHi.fcFWXOWCTfKnkPuS21D91BrjIY2.zX2mNObzVs3zgnAF_5jzLinNJio9u.kIP_ZkrlJ0zOKA3TP2WlRYWD1igZ4nvOP47OhJoeKE05jldaC3Edf2oUffifM1K0iU0L3Ne7SFo4Ah4y3SdQjscIFDgJ8chHNi3IhGFej_rJ3gGuTe65D3u.C4jhYIZCgNqt.n1mJ34Gdqd3SVyVlfStLw8I5nkokqFArNe.zXFTqMq_li0_PDYAl4pf7lCPHn21HNNQwfrnpmqvxn4Otq0bzNa38ElNQZz4QtPoWjD6wZXHNggyziG4t_GcuN.7Boh3SFfyA81908isqjFMEkaTE.h1ixabvFI8PtkE88NqCbAS3DySHGBVwg2zpbAD8tjKynq56K8JLFgBEXJbaXIaMk.gSFWNocwrx86aQwtS0fi6HCbxSAlQMBkYG4e77oBIuVsD2np0DmEZGVLBDcPnycal7TupRX3PZ90cHm.a1gmn.mVuJOYbp2lnMEpGekw_bz2oS3n3ySVgeHZeWotO1Yg416ITJgMExYQ8oqitlYXtqk8aT5OzkJ_qZ",mdrd: "uMzaI_t8hJwSioxRIOPvdXZKluDAl03YG8oK0z_I96s-1739099804-1.2.1.1-F5..XNClYBf591jltSXJhRUfFf8wfUZ5N4TUMqTO7iTkvH.rfE.9Z6_9LGB_q2_36_EhYBqzsbvPwZ2zVWN5_HONCUMu_GKRFRFVp5pDm2K_xwEJEbH9p70Ot7g0lkJGUoMDd5oektsBWP0B0nmxj18JOGb1yXYVaSM0umJ9WndYLAr0fB9juLx1TTVcYAKnV5smuhfLRrSa3HCy2_t1x6NKuXR0gPHAoPfWSAkdXmccs1Jczi.Ej9qvMOAN_E_VLqlGmj8mCJvNxCxbZZ3lc_9vHJyZvexHEXFB6QX5ZLoJg4BxuAdLapKhI2kZG.OlY6wMUGp5qHexkyOZtO2pO1xAtGtkC3Oj_d1SJ1LIy5aMJWW79cGuuKBC0lM_xRg8h5lnWgIH9ulkqyHL6b_mgpnSKqY_.VUE5gs4.o9lMZ8Pyh5pzV5IwiIhHLcN2XoC_hQoznSy8CyY2AUEisi_sWBsXACFkqvM94vb8uL6cEBgEeGkfiWu05wcJER7igniv5aCyfYyCx0QaiznwhmUT34tB2jWpZ4q5v2TLPpEFYig2h_92zkZt9rrFGMDZp9eqf4083_hpLEzcEl42Io3pk7zGSYkBNhU70hzAfb8akFRXSU2s_oSt5S8CI5RkvGtFFrHq3MN5qj9NpqoY8Z4S3HTXLOSDr6kLWVJXz4l0I5NiKPl32kl88WcehewHHEFPk6h7gwjn5JS.fbOwxIALNpKf9R2ncWWZFG6jl9BaJQasqQBDPILCp5YEgHjX3HpwcbWp8ODznXGImloDHDXH07AzRuB2tkNW_ENdZ.Quzx.dZr2meqgb2GB.ggHVevrVmI44E1lxFMs2I9p4gpwwiVMJxicVEsgYp699T00O8Y68WXEHQu91iWLz5v9oQeFiFDII4j.kHiR.GmJEY9TFA2Pvdw62aOUCsSaI1uLZLNy_UkhDLIMTMWr0uuhX75CnZQjeoSZcmNKOWTBoQBvtECiDQpnjJ2qKdZpK1a0nTbkpIJxioOOX7K26gcOyMCajFVEC3dSNeWf_YokrG1wd4kdKVIQFJehDz1tO4t3FD78PpCyQ2GkvP1aKWtgjqw7Juw9mhS.YrSq3u.EcA_Bfok3isztc6.XJ4WUHmmCaI5KhJhAusIvAqxJjwBjJSvozMI1pN8Df6LORtJpYDCjXvM_5_l0r117i_AsmIuj_mfOzsTK52zXRaYA_.mokvuIRlsdkk2PPl7oxCLP2dfnFwMPCr6e.vZ22Ry_eAh.hTvNUoMK_tsVWFrgb2IGkmAQ6fEuUdYJfMQ3mrgWk9qJpyMIpeRIuA0fv4.bg_ZWOCcKCESfk0PVNoAJBO1YUMbOKZ.cZyek8ko.ZunoIYQCN6KLC3cvzTBDCwROiPgD.KKWxI1HW7vrCAlZeL8_fieEtr3Upw9t9MFsZxF1kMVK68yjh7xjKaHY_35SDP13hZf5n2qEfX_KmIbyD0.F53BRLQA0353a9xY8NFQxg3IqVE2IW4R5B43qeUFhtuZE49PkFVO5sOV.N0pJlTynHPPhxYRGhWLAoRVviLAFfskj9Yw8V.pc2Gozc4tZTm.t.cfE2ylWjnlUJJbey22M4bZjKpEEqoXFy55BexWNbi_CNUda.Ivm64RyEFJ8yIpEgFRpbAa7fJC8sgZLmaTOViqkEtrIavScOdaA9RT85roVhpyYGrctupz5C1afnJj8ePKHr..8tSlPmbPR.7sS9FjzAruAuCzqWlGg7uoneUq11uPUWAYvvAq5qAFH0IXkDO0Md5lhIqQVGMAvE6.WDmAqLNySujtuNmAFY1SXLCK.lDLU5X1T9.sZ4RGDElm1ssg"};var cpo = document.createElement('script');cpo.src = '/cdn-cgi/challenge-platform/h/g/orchestrate/chl_page/v1?ray=90f372f23c677fee';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\/8719340625?__cf_chl_rt_tk=d01yghUp7JRA0n6W1kHaXpf2OHmKG9eyridISj7d0cw-1739099804-1.0.1.1-OVHDH3A5LGTSUnmpEaP_GSpuP7E4tA9RdXW6YhE9seg" + 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