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-691554634066.mit-edu.top/post/5013689247

  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-691554634066.mit-edu.top",cType: 'managed',cRay: '90f34a0998271318',cH: 'zftXFet.d_x9puPC1qltNcJSBkGl1QBZAfEyl9zWopU-1739098128-1.2.1.1-AVTTLq3zdKuAOGQfUnyaSKrk6rfVuX9kxt7lkqK_FFyW_vJ8WrobeSED8A9PMXCS',cUPMDTk: "\/post\/5013689247?__cf_chl_tk=XT5_GsnzAhFAeV1XJWpzQL3C8_FUVvvSnCll_y6oShQ-1739098128-1.0.1.1-d4kxhOV_OaMv34RhIvAhQuF0OWixjWrTWVq5Lv0eC7o",cFPWv: 'g',cITimeS: '1739098128',cTTimeMs: '1000',cMTimeMs: '390000',cTplC: 0,cTplV: 5,cTplB: 'cf',cK: "",fa: "\/post\/5013689247?__cf_chl_f_tk=XT5_GsnzAhFAeV1XJWpzQL3C8_FUVvvSnCll_y6oShQ-1739098128-1.0.1.1-d4kxhOV_OaMv34RhIvAhQuF0OWixjWrTWVq5Lv0eC7o",md: "sBcvZByzW8O9bIREpKCGx.c29m2ta58q0pyr1IbWa_0-1739098128-1.2.1.1-FlttFqF17rqpMKOLKMLV7DWf.AqyvQ_F_tuITcWW0MC4U5W.GS07PD9KAt5065iNBn5mtLjP2cvvphqN1J8LZ5umYpHGpJMyrZ9PVhcwJ_TyUyGft.s2NSFpC.ugUkvSkgbsqkVKs18ArqbB.57Vgpt9_BBXh1VKspuvKEgjbBJ4mmcGUN6juYebsl_AtBapk9Muq_vSr_9yf6PkJP.CY.dW6r_d5OkYtrV328O9u.jxoODLrvZjMut3rqGnolgIgezZ4TP8aRsC_bAhViEM.02BXdnoMTYLZ6OtqiH0avGT9g3SN3F.Z8QcinhQY_MTD9__s2Zk0lFIvIqWhD.lKJZHtKhqzpxWtqNlL.NmAsrL8YDwJOjK7yPdUL0PVSXP6lUlfRdXAWwjvksUEDJm8p4ccjefl0NB8oPC0.4QTVZhXNSNmrw87JNvmWMdQ280Y8fyrWgIe8mIzlDTetKgYgKIYbPEr_0ghFYWiSy9EKZEat3cuxIIYCbyCFWieQv.fUBdH0LvDdKJv5VMuRxckNTC2yeVjSwzNAEy9Y2IfKChjQnkgoNz.OXXp.KQufJP.45uSkw8ZoPIKFHeV1SM_BBDdQYs8gvw0LkKld04p3WEYCk134doAzB6BRVlZaO.rznJQ4lt81OeQ8aInCRu8sQWI1vx_mx_oL5Ue2SL02VfQrGWnfUMh2KDDxfDf0cA2LTwcbxKHly.zxiKWeoWxlAuonaDE5eqJnNdfFDMzoXvnE2CJlse2y2l3LkCYoufrjHAR4fsqtgVyAeuZLDzmP37eJpepsVi6unYDmnkrHKgrHxwmDMRkWfJU1AP4_wJkefCV9P2zj6_cGEwyIALy1vehSMvD0Xl_QGk0mEjV93S85dguvx6YMwJXnN0Ihf7K9OY.gGXuvBc0PGz5cqKa56y0igxMbMWiCfyTHZ6nFHWx9wHxZJtwgByKBFBZwO5qIIwzZZ__6gZ2JAM3fje09nrGXmOQe66.NbL5EXEDNEClNky_jNwjkNtgE0C_tEPAwhbw5uHwxbOAtvIA7CRhPpXhysOlMxTrtcb.h2jZ7OACE4mHlg77JTThNjOfa94aYaAzs1nIqPOuWvb2u97ARWDz8nKdLgbFanU2lUEpxvjL7GeETFIf.klzVIXeF1IY8SkNe4IIfuJXaxQEENeEG5zjuZ5X0fZY7n4aRN3.4lELQ1Me3HRJedCBcEyqEKTZ5IGlQcsACdltj7Y1w7j8hbbp.2ikAyf2FhETk1f41RoV3lyW2U0AE3Cf2Lhy5chpGG6rezIWFaxVpKF2NRYW6ZuSX29IhvXKHqN.V_4Vg897S5HrnY.GaT7mMF9ay3OmU_X.D9HkCIxfmfJWq9dDm.h.5BiBjnqDDKYt.JcZZ7qtjpyEct1xOcbss9kPigzZLiJu7lO_SOc73MhmqOtQykuI_l6v2vlhazWpB3G7.rp7PY_61GYvam9s7nUyj0U2j2DxNGC3bwkZ7HBkUBxMB8YjFG6hEB3zy_v83YZUBQ5rxrhW9DxKB1r3btkRwbHNR_FUuOYNTkyzBX5rObJvF8_X6aW4SxKfOm1M_IhG9hakEwcowbuiP.FqvdxBXRT8aIaurtcyk30saGvYZeSsh7lz9zIvRdpSkq2VCQ9sqKiKdNcKHUoMn3ytsB24jkwu49jyh4DwcoOTNV2d7i4DPdo433HZuLZ5mnWjqIvmunuMtT2ggYScglb.vT2nRXBi48mKe12_CT4TxqKakX6NRW5hsqm8a70ZlvCOCLpPILtDU44oGiYAP4.ti891F_htIjUPNXvGYUVXzEQiLHpv9wYPZifnoDQvqmV3pqX5NmaDCc8Nl_tMJHMgtMNowCFm4FenJzj3huR82ZtStBEPXfV4SZeGSFKvXP1XnNJAUDlIi6UWIVUHCijBN6cTLGwVKZcxQ9xrIhe1Ydfm3Kuw1awLup_jo3sm1hN0TVCDaoLDpCHnSZ5_046s1PUTzVIOlAfAV6pB0BkxzuatAmr2Q.BMQSRmRoET9VG4chjK.a580NmkLg1ihCnEH_VfSAQM3PLcdSSi7_3MrY35hq5Q3zAU1NLJE41UGiO91zj45Y9pYHJ7khbTDMVTaZ9nFyPw6iMyA037r8Mr3jFWVekut2Hn_dvNgw9D3.xqu.vwAph1Agp6e08XnFQ7gQFFVXHTSYzVTNDSDADwmi_CNqx7wcyYXPeCeoHfoiYxUVIVJWHHdYtOQOFyDS7yreZmLM_",mdrd: "MYIaIQor3wPnDEgpmZw15OtXgHcVfKF4nxps9O0S.1I-1739098128-1.2.1.1-x3I8YuxMHfTWCRWUTC1zVcmq53k_vrJ22N3OTEyGptqIKYTmFy3NqKuUA0WAzov5P7M7k_jL2zAr_XuV2OgOWiYRa5pc4ltuzk94xdE2ga4kmj3cu2ViNGyWyPe7sUmEuzraZW8HuHDqrQ6pB5g86S35_wbza9t99O2XvXvh00Ixu785uXMPV0NhgFPztEyoXQlWltKlIowU.MHd0SftJQMipgths4yfCh5tGPH6w5QmG3ljp8aUaY9DDutKiGQe9B_CwXEAoqEnEbuwOMqYuQR_OCqw6hBT0q33x.ZxWSCz6XccMMe_ViwTruGGFg2m9vn0p6GJg5AT7HG4lBJPGOvizzb4F.orzzO1oc3uR0BUB14DhgXzQju_pCbu9H_GEGGRzAiDRGLTZKuiGkgffHyFw69Dy25pxuCDVrJkjYYjjV4KSANlNmeNp9DUCCloR0Ui0eZialr1PtM5Fp2vb8TajMpDCORTpnAOtNMHug6NYzXiOLLvvwmsD9uVoXd_6aFOJIY.XlX4ieW7OZWw7RtM0LfXvhbPYAp5pAdU7tsQ7HWDxVaG6zQqHou1ZtylXX0z09MiTArCVEnu9OIrDgBFoQpqm8ip.D26JW9MCOOGL2V6FZAUqAs.n0RHpBJPPY_rpW6iOw_kuxnaE4Eh30sVnsPMaP8vE2CXEVdmR3YeSkViC7MLTHspApUmyJunrHMK33bZ3LRelMd1Wdr7R6438vHh9EoXzajyGI3V0QJ.jhSMLCRIklkpCLdPrfEsbjVmbQWgTmfDvD59ELDx1Quk8JkzheYar1TRf3xxlmqk9Ii3waHg8eazjMLT4unF8QVnW7FD3Qljt.EKipWa3VUoBWYpfKcjToSla3G57c4FMgZ0d32qLlLQN5OJ.h0Dl5WnQ95Q3FupPTX8DCt9Y4CjNEMyUezHNDlzQEzqM06qVw2e4MIKnu7TdsQcO99DT9e6KIjaBcLdMGdEbYtrbrKZjYSJosj1VfxNIKuYpMS8h.S1L7MN4lIWjJvQnCyI4RSaREYxnm4ztbwrvh_ARbFfjX33tpfo9qbom8u6xNfzrLpjDOXFetSsCbly3lUozJIFNvirreM_.YeprofzgLAv2TIdZmWb315RWZzrK7DmpldMadgUcwHN7oW5pT4ORfYCfvYKpEBXSCcZbHr9Pq6bJSRiq0sLcJ6ZfOf3XHCh8sRc7FLuCwXkb92VVkZ7LH3HidwNmx2sEY8Y3NsSq56nQZdyTjHrRHBpbeV9BuDvwOTfe1M.xMR.EK35KMzTeoLX4XlRyZrCbMF70wmUGXRDI7S3C4Z7KX6ddCPLeP6Dl_eIOjNiR88CSOAiLPsLVnLOFVeXNzlil78Renuzi4sp.6Qfuweyc38_dxOy6aj09OTdMzjqzZimAK9h4._43UG6ixRu8wldzqPLyu0MDPtu8Sy70jZgBsTLD1ysVlB.d9.sPQTjqTBF.QMGL.51Vbp40wPRcKw.s38sI6wtILiXfBH8wfmaHIQNgmxrpvamjUCes4UefekuoOQPicEqTW155BMM7ldqckwiL9guF5.1pAQ4QVZRvJHnod9FCH9p1wYQjeqBooG1RkI7bSN0b2HRahJ7OPe7h4vBYWRan0Iu1tHFC9Jb0BqvIxNLy3gmGc8_EeGfSodwjSz3BxDCg1cEZOQxAJKyYloyGm04zDcWuHkoCMyALPVHiEfwIuZEwQrX4bj87aSJC9LKRuN6V9EuIeS1sokacClrQ9MwJypRdb0rbsVw4zIsPZaVS0DjaSL3H5ON3boS5.zBeQFHfOkr9HfSKvnjqd.q5d9IBQ"};var cpo = document.createElement('script');cpo.src = '/cdn-cgi/challenge-platform/h/g/orchestrate/chl_page/v1?ray=90f34a0998271318';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\/5013689247?__cf_chl_rt_tk=XT5_GsnzAhFAeV1XJWpzQL3C8_FUVvvSnCll_y6oShQ-1739098128-1.0.1.1-d4kxhOV_OaMv34RhIvAhQuF0OWixjWrTWVq5Lv0eC7o" + 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