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-305622667766.mit-edu.top/post/6259473810

  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-305622667766.mit-edu.top",cType: 'managed',cRay: '90f23127cbaa3b12',cH: '.fywaZq5rTKMTD2ClpmEC1kpYFxBEVXYarAOSFp5XUE-1739086623-1.2.1.1-suWDA7PkCEAErgt5DX2cCGldfPDKufWybHn4MxFlU_NaQD_Zzr7Ez3YyJUqptGok',cUPMDTk: "\/post\/6259473810?__cf_chl_tk=UW9X92LfJN1hpiXebmqQ0N.eh6n8hAYRdnh8ldsc.kE-1739086623-1.0.1.1-48D4nfzu_V93O6i_9T4Fkzj1pP.GXpFktlcuS7d3x0E",cFPWv: 'g',cITimeS: '1739086623',cTTimeMs: '1000',cMTimeMs: '390000',cTplC: 0,cTplV: 5,cTplB: 'cf',cK: "",fa: "\/post\/6259473810?__cf_chl_f_tk=UW9X92LfJN1hpiXebmqQ0N.eh6n8hAYRdnh8ldsc.kE-1739086623-1.0.1.1-48D4nfzu_V93O6i_9T4Fkzj1pP.GXpFktlcuS7d3x0E",md: "t1ZKtUQwKmznLaN3vgvDl7P2TRVDVVlSq02SFBQh3N8-1739086623-1.2.1.1-ePcij81.4FqVHc_jVEkJJWN8GfKn4ZPJ5p2LaiQDbNYCYpnF_bU6FLHgLqNYnOXGuyQ558B.oCwqwByf0yxi1tnHwM75wEjowmcEmEdZ.VWlWScGg3IdZhL9i4TkSTS9uBO4Ag2ykSGxzRQ7Y9CH3IKQO5I.HYn2yn_S0H_QmjrFzoUcfIBEAbfaNkQuYeFNrVRnAlaZUXmRpUIHKg4HKamZe0dFLVt4X2K7xyH.67NZjSVtqBFlI2u2wlvhNg7cfse1p7jm7eGdOYmnOYI7Cq40jkfhcCcnU8UsuX787zTQy9jAhvqbnWMHBzZZlgmYoFG5Aadd.8MqGWSFNwnruaI.LBsRQ5JVRDHzvP2Gudr6vnprEdqfagRpaCGMChVwnu1SHNKUrX2doCWKjluC4yP3z6mL2oIk8XX.XfpZ14T0ZQJrUhUHrDmvf9Vf0C1aOAhJe0JWjEbzsm.LuAqrJYG5BYjCXRiZROAmp_KdRfD_XM6HooIOB5ljM2oqDNNp84loa1032GaqT9MFsDAs34yS5YKFuax7BkELeZYdXkLNnkzWYpSxnvhL0QPg8FfmwutrrLnf14HnjOK5YJkzubkgsrbdi2qwy9bIZZtFJ778lCwifbEgvZO_BKmdeHVjc3JywWNwu3h7OUhYBJw__m2mFQye0Ui6kWy48go1pEEhNQzk_gzPE4.k2DT.X1DY3enYNoYNKq54sJDBlq3aR3svsq.WBorEFU3UTf.kvdbERFIBMo3LBpD5JnQ.Y6Q4ehxu3bOMlk1ulxPIoCj82g6itil07a6dYWY1qlzX.L22dkQm4wtku8STvkSkY_CXVHioF49yZTDS.UY5Iwsf1GziBRq0Szu54xW6EH_9sy37Mp1R0pCoAehvLSOZHdjxyVr0F4uxPSFh1xZ8RS9Cv5YMk7wRsTXJf7gzKlq8JQDOuXJJs5s9RR37zFqDNYT92WY061BXaUg3ZIvHmuzouGNk0JjreuLfUX8IfbyH6oRHr_Fa_uG_09JDphV6wrLS.HvxMDstsrVeVfeGxh9uKdhLw1PoBJWLLsQcIkPTPBqezmUZmdA6kK1wHM18Z0vIh2UmHLslBynOP3hisiA80QaZLFClgre6cIwOqP6AYyaCAdyP0hvlhWZrDYlAbhkVuGZCj3OQOvtWe17PjUIKsuruNPut0WI41dCunPpal5pki1HYboxK.VgCZkkQfwvcYtWkm6FIwnsRp.pNARCYLIPoR.nA6gBnHwr.fwpgQ96pAfKVhhFaxNkHEd9U413bvNoZuxgPi1Xzoif24yzWqgbqfV8nUbsmnBG7g5ULn5iotAZmSdi8n31yHbDrJ2W6KzaAo8JGWuee96qQ3e8ovPB1vSqitNZmAgKFFegs94BgpWAVyJ1psL9SszMA1afKWmlGj0SYYxXALYNNLX_TwDDlxeiacYlJe3ZkNdGcPAevWzJmAeYV2Dysy0paLhXeNLdTGOlfXqJ_Ogrnl3EI9AFJ4skiDib9MUJhxhTHza.osA3Jr1USkI1HT6RnD1aqQ8On2BAku4om1MbbQW_pRZezV9DjJgeTslZqFQtbf9FK.GkoD4xKnyA8kHrp8LLwgcICpNo8eeXrwAg1tRL0be5hPPgjbNViNf7lSm7IJcaruWLQQB5Ki55kPOlYMQF2NWrsO5DR4obsn_U4CeotwQsZ6xjkCaimXhl_NFPusGfb6WjdJMRZy6Oa.KoGox16jk5ZxFKQbxGvb3sVSvPdowQprk9b1EECJku5bzsqp6vkZ3sRaWbije0iNKaYyLQ7WcuRzRul_wgH11bFBZI2V2g4W7XfQgnYloqXXQUNnK9YpjOV9lwGSpG7usj0DryX6gTodoHmir22hfFfh9rgZZN_jibyGQR6ehlP73wm3vrUUL7ACH3MKh5LKGo60LKbvB3fBnaOweNloh_Sl750SiXJBiksD_zhMtrBveeoiD6uRD5Zsw31lCNw2AJNQFGPka8sYAFfZqrhkhZAm7FztD9knzXAID_grfkXk44absBCCyisI39H2CWPK2nAIW_ZYav97YdS1J2tZsK353pCqb_oxdYy.htXiRkIwsPu9HSzLwci1L_.VWHxHkXypHmPd94k8OzGcKsFkHG3msRWRh.9X2qpDy.H8gIM84WkwkAQSYNtG55YFnlwqxBQi_aEbZAPv.kP2ofQ6EOCT9UFzHxuzBI.cgV2vaBpdcBdRM0IJBJctkbBAhC4Aa2XeHn4",mdrd: "uScSZK.Mo_KaKc2ZLnGkUZ_nbSnWkXgH5D3Wak7_FYc-1739086623-1.2.1.1-bT8iomaxo9dXavCXsUn0fs5tAMOllf5dmniFqwmPQSl4rd5ioQKkAorYKiN2ztYPjFxUJQJB5_73dvs5nlQ.935T8iv.jW6Th2XB5zgx0WF06ikmKvkvRfF9JOweg0QpptXTZIAaTde9OTh.ECDF5CRvKJSAVPV2qIXYUKgwlmOJiTdcXB32fUdrFsaPIFUggIeH0rm0MHSZX.6BVutopfR5xZFMZ7ho7oLMoDKbP4w9EUhoIOFNh6si7LU8GdzU6wKCzNRkoNTVPUXT2xuwGkZdF6gdkjQvp2npqz5FWtXg4W4jGGGDZ60.h67Q7HkmxK01ySZdlHxht_aQvZGxGc1bnS88guf9XYBGXYw_tZlBYvmxt.eOF5Isx0ksqejRoGinMRyIr74tZlRXGQhXLWBaSr.v_Eutii9UXSBUA6wl6BKnf.bQg4KjDqmWQvNnKEm9XkFAaEiTHEZd1TAMw6W6xJvvoCcfA5LXdCalFYH4XnSEJmDVu05EhYX1ZIcEqLrC2R0tYhhS3ok7mGt7m8FZGdd7S7BRxfSLNfeqQGHZW1fBUhmoo.yZzQSjkI0JZKCLgBWl.DW54zposb5mDQv0oGxw1ev.kLQBqgHllRvMnbLvKuNHF0Qp_fQ83zx2uk86.XjhtWerLs0AEWKUF2id9And6JFEHqrktAef.LZWIzB75HUx2cba3.v7rpfzufsysUECdHujylxzAFBPCmFNuy.Ng1fZjCJrKv7.rteqNjPhl0ABvxc0iRk0_Ducvtaho0LGTleww70oo0Yac7FXLSYLznOCcFhH1yFfQRsds9_UTyMWcg6mm5Ipf22mgh.haN0LeDUQgU0RMmdW54q5tAe4mRPYpYK0QpBoH_fXMklHTmZDHm_qLm47ONsLa.mCoaCiFYX5EExQ5IokDTzpBha1hrJOFbRkMZ9LTOKnVhDoOY_8ePSUr0OtR0FNyQU8pCVMIKtMcHSrtT_n12uvR_UzrqLeyag3zeWaXjo0HOnzzuX4IMEzVuadnWeGCLpb_qgca4.pTslAh6Q9irhV3jNjhpPPtFQ.a5fJ_FlOYgb2cAMXHtB28_IhE7wYHt1rdMwhNKDBm7jnVp4aVUDY6NZj7.KYkfMOhpLF_kHkq.ptTnZu.VL1Sw4ZQUX45GDCulGJmOV7Dtf3DY2A15KTTc5Sec26rq3LONIDy5U9_C73A5JTRJyUudzB1QAfYQ_w3.bU46PC9mmd70WoXAL5aNuYtuGRVUgXpMCYvkVotfpRR2qpGf5OJabEdX2fPWEus9w0gH.VW_bXQNK0Unz6Z.r9gjY91gZ8mEXJwDX2ulaptXyXGwJNrZQ34AHfdAPB5ZF1LK8pfu3m3pIZBjrGwUH18admVLTr0XsyfopDg9aioh3ODdpB6bavbY1kMQ0evNI0D3MAvTbiXKwotwmdtIvXKGtSILGvi0Aoa.8D6lW9JxYc6Ea2Qixgw8UBYwQarRQ1yTPlNXmHrqHskWQLt3E60DFcNHA40g6Un..0Y6drDgA_JMScEyZPb1jOxJSa9KJ9qAUFPWLE709lOCmQynhCkpum0b1iSt0OAn5dYufgbAfQnAxRd35LHdq80Lp2.njc6JNqKLBDuFNg62oqGYXR5KA6rohtdPmhxav15bFWZnMtU4jsAPwE4pwU7levIJwadb2IP1wAzJFnRQtGVlVCWkwzLcakkUhc7sFuPr.kcNdFc5SVVoeZ4LM5BoiyOd1FOFwP.FW2HI1L74FwF72dOm5Atqs89K5PIZFTWsU157U63uOkMMFRr1Vq70XrqP8Lt0HEcLMXerLV_GPUG63JeGzo3S7xjchYevo"};var cpo = document.createElement('script');cpo.src = '/cdn-cgi/challenge-platform/h/g/orchestrate/chl_page/v1?ray=90f23127cbaa3b12';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\/6259473810?__cf_chl_rt_tk=UW9X92LfJN1hpiXebmqQ0N.eh6n8hAYRdnh8ldsc.kE-1739086623-1.0.1.1-48D4nfzu_V93O6i_9T4Fkzj1pP.GXpFktlcuS7d3x0E" + 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