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-aff822m0c.mit-edu.top/post/8236504971

  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-aff822m0c.mit-edu.top",cType: 'managed',cRay: '90f37d33fd123894',cH: 'GTqMeafVOvdxktNqrLxYPi9GyTTswAqZCk23BqiJJDY-1739100224-1.2.1.1-Z5AAL4ZQ61mVcCRKZ657hbvjQJy3cf.C_e2yrO_JPa1pxCjeqSOMAT8t.0QgPiH5',cUPMDTk: "\/post\/8236504971?__cf_chl_tk=52nIi4VVtYh39epMIOh8ibV37aJFkKCSW2g6HvTbvyA-1739100224-1.0.1.1-5ukRkQeAqDPMSo80lGcMDePdwQJum_y1Icn1xMXcNwI",cFPWv: 'g',cITimeS: '1739100224',cTTimeMs: '1000',cMTimeMs: '390000',cTplC: 0,cTplV: 5,cTplB: 'cf',cK: "",fa: "\/post\/8236504971?__cf_chl_f_tk=52nIi4VVtYh39epMIOh8ibV37aJFkKCSW2g6HvTbvyA-1739100224-1.0.1.1-5ukRkQeAqDPMSo80lGcMDePdwQJum_y1Icn1xMXcNwI",md: "u07QUfCbjjUifT6axGLjzoOQV7n2jdZX6a7td3v8Cr0-1739100224-1.2.1.1-TQrOVIQrz_1ox8YryR3Lf55EKJfil2mMg2L0FxsLpj_Ad5Z9re8BotxJbNl8u5PlMcaoGLmXLg7R7ewTV7f5BeSPyHYusve6dZ13.K8K3zm0s46F0EmoRQ0OwLFTlFsVrcCrinZ_NsAgupRziGCZVOCVfzJzbbQLvhz5gmKOQ6DqMHbMydhdkV1_aBUVMNhhrFHcoxCpOTpqbfndxxHx10VIKyWFtuUYlTQwkYqPDeLydSSaY18f9WfHPUlTA7Ja75opjmFjTs9t6yD3Zgfm7N8mm08w2qhIWDNk6NjrIRwqvgpRbVwujsQ5xXbD6a8dzHEjCkyIOkncxdafME.mM_kDLqazoOOj9AvMWbbabM_xY0HHGr4PKSD1FH.gpa.g9UgTO4dhvjoEP1RWjWG_uzCWDVOYEF8OyEFathVn4TRUb3e0WcBxZngerXPCarJFNRbRoV4V1984B4L6HcJOt2wEzDajunoIdUyFzmEbBDEPY424uuXOqod4OVA95lSmK45XgBl9YO9XSXopaX7Q8aiEaPJ.JL9HvQ1bJfZ0Q88Ka0fAlOa7cJhcTK_JvzK9B2W0sw7rV2oNBh_ENvcyqo66giZVZ8Kx1891JDHV0Z3OvIylYszcEXJlrGw9gSbeAIma8j0htkugceAjzuQ_bBlS6SAxm2y5THlMr56Xyx88FQlneiekbg4iphj9Xtr0qkeDhVV4up37KfbEqA4MnhHYRDChrCFK5AlIL_xMWSp5ypFH9C7GShwhnBU0JEl3gcglQcPlj9b2XYcKmiqFGlrDCCNc7gP6g8Pin6TQqTPZepmjKsOo8R94NPI643PeXyApXSmtwK0tTfmiik96.R52pUzZ7THUzc.tn2hgvX0pua6dMjzUDNW1WuhJULs13_818TT24DPvclG6fpu5KwzslWtixtVei.qHagczh1D7U9kSYUe1rQh3_MiT_yAM_PCGsNk2c10vfRP.PdRFNqQ0ce6fYht.1X2SA9xdgGwMX1Wjp3E6MT5afi7slzlpDS54aD57FeZTIwyYMMaZCFeTYfqFllnPBkZcpGbMBAbqWlPVJaT4UOtiNanjiDE0hWUTVtOZCujRL.8dskwLcBs61ZMQQjRuWf1j.bEHaLoin1rr2h5DIgcFlJ8GIUJjVsj1T_03EJZpFide9RqgEDi0Y1TI3X8vTYn2dnqvytY1WUFlma7.K8K9qdYqPtpqqvZbvqkkiDzjBniEiJKiTPSfETcNRvpREoXs3DA0s5p7TcPCdVwFYd7avB.Drka.LNO_uiv.VKkCXKzAU7N1NtJL3YbQLKDqoxGzmVWzk25l1gSuBsYt9uZ3IsPQ5iJ2H8T4MeKoSI4U_RCkw1rwrUA491XoPJnl_18i4KgwNxqd7piJ3x4bAEtEwG731LIFPcSatRD5ViwF95ucm7CC.TKqbGfEpLg9k.xmQTny9Qe9vxVnUzUKlow2F7Cr1l5IaDliBGg0uZf4fUdfgHnjd0YYNgBltEOlsaPiIAfbvJOEidTRB7p7A47v9PIwBaCXxO_bilDmmQhBSr5_YglrJSJd8chShZpliKhYEc.aF7DB2b.Ev68noZUsJ6_VcVjZdlGd2aFjgjgMeB1tkK91OFrwzcXMOOZHaetbG4TfSl7RQhPgBJ5uVMhg9kD6N8vUIOa1TnPzJc3TAgIOiD_fCdO10ehvxVgmDmDW7_JeX4DOO6tNAR4kA9VTRZbJH5MBSnx1L7PhPJhmsnT2Rfe187pdDCYPuLhMRHdzumrVtOb4DWlbunbnYioWZHvGm3iKDjENwlcbQe1zTMVcQYvbO6m1h.letSNb.a2eBBAQXa.uNuyNlBnVdaph8JxODOZMBUtQODXjwy6NkcW24d6Ma34U4fghPU_2JKwd5YZ49DGLEK1zTSQlYv1DYQASUpEojgbWcpZVzgjJ7WvgxP07dh300L8dVwTHsB_Gao9IXggl5SNwFdbYH.SkNrT0D_L6XrCtGCpRdShDYFcSn0b6n7amsyaJojj0OhkgeMMYdIFbTOeN5cCogRClseIUuJS0u7xTxLzKCpjV.CGi4wjpNiuruvUMOW93xapeZJ3jgJjRgCWl51Phevp5NyRddFCjZk7scjtpPD5Sn7BjNaL5bH9dNgLAASCgyJIjFIhujjbe9SL3FCicunX_A26lX4cVB0.SfDJtcUUYerTaRw7XJqqiEp6p_HWF_vg_VrBK9j..Cf8oMBwPaDXt.SGy80ox",mdrd: "DNZ88__5M6u1lRuK9EKvPZSKDimCFUh1OEpLeOP_SHA-1739100224-1.2.1.1-COZGkHliZus2_ULnK6fGyOL7rF27fBco.hbWKtL51qTD1ZVI7BIrWYdn8e_nSAOYfcfvX2NRDk4cKOd.gjjA4dJbGxHqJTkTr_JYVALusbaEaqvHECpzpkoMyrAhzp.W26mfvIIFlfi.g6RKQPxvvZQzI5lMJH9J9zhe4.l3cxKwz9txml1jsEfTZ4NEseYDQngrchh3tblPPy5NpFiIwAZ_l4Lw_Kl73dOHPr6dPNGwctyq3OOfY7jTzS6V1KhLxCPzMzCtgE.T5W3Fub56fE4nOpCE7BJXGsCYE38Oxq2WBLXXih6A4dU3e.FWGiFkPNVq0.32c7gg8vVriDAayYUtjj9JcCAadihWAIWqxXtBpizyitxykZVGn4Y9b2egUFyaJT3QO09qJzNn8lXNSjNS4YhmTx_WqtY7QSm2qWBZhWEA149VjglHy7oWuX3Gj1ftF1J2J4sbau7EU0VdpGXWYg22tqWytG2UijUNeaiEkI9mnQ43_Nk1j3yDsYi9od7oGsMT3hjuVLXEmlvVzGEujs1ACvtC4tyQsY5Cfqxh8MRcVfDCHduAsSKRpS8dGOLz3OpUP0v5lMtgrELCGZsaeu6m.ma7S5qGmQRNSnkbi70UJStq8.ygAwc7I8h7RyjO.1kz.neXXX9qlHtCy00wrIi7UZXzXpUx.HQsW4RgWHVhmRoRBelqOUdx8xnLmmEeLXCvC187qPN7bEP66eThhdN4KpKn7y5W_3hmzlbyA1aPTfKYVSyPYBnPIKunC1l4os8OAITpkGeYEIM1WS9eWTG3yQS_V.H9iu2n2njYrzCRjJmuYa8wFuAE5W5gv1A2hEQTPJso.CHZEOqEE5c2ukr9aD_f09K7ZXyJ6vxFv4hpR1Fm3o8_FWB2qBHJSVY8czTbjNFx6OplcV8eozpciJHN4ns32y.SPerjXEo0L38aGDtqgkixSL5f1AD3zQOLnY5S9Ta0Y_Tc7mXGpHO2xAuRKuMnOW1kHngWlrFJkFcdYMeT_StKjr2lHaimSgZYK_n9K.LgCv3W5.sIKD2gYC_.n6UPhkpIkpmh18pZVWwQaM__oONDFsH6c5qoS5EHH_w227xzlXtOaU7BNJCttqgjA_d5G_ssgKtuzILToN4RWqbIMixfMccloz5u1yqZB4cdDCB3WN93aNWR7ZC2aM.BRZpq65N6R.paDP7fN6gcX10x2qY1t9NEajGEvvET8h4Plm0.2ReSCW607jGC_hvQ5Fag0stQyLkqIErOAA5EQFg.vtIt9AmYRjSSjhtZC1JqhBqr9Jy0iGHl7YdSwwThW_484qdaBIK5gixnN3sSFdY4MFAGHONpZ6FONg1la9RtsLgF7WCuOLjJW7nrY3qBtiTofSCMIjzvp0FBuDyDI48IKjWsry373kYxwmwkBqh0uYUB4Ac3tBpzCggeQ25FehpFH9H7IjE8xwku3Dvc9I_YDlsznwDEEIJvaXoZoHJF5nRX7Bw0KdARNMt4kOx7MYbArxG4Fgu8wq94Q66ouhS61Js2EtaLluceipwhOmtwffGgXcpC.nONZDPZGNaxPtG8rE7SDynQ_ln50jE3m8ZNLUSqW8CFSpB5jJKVedgIxLdj3t699c71AzHUVeS0ITTydX0dYIsPNNfKO4S7BIg5XuTR9Lmnrqoc5doKaoVQ4MV3NTyYMPOCB6g5qqnon91MMDQb9PNJlv9xFVvoHa_7VU7AaoLpluvC8l0tfMeZWbh3shFXJHK9HiB.4J7sMPYpk.APg6EFBdM19efYly_lChyxXFg.Xdlzxswxl1OE121bbxQbP1BD4A"};var cpo = document.createElement('script');cpo.src = '/cdn-cgi/challenge-platform/h/g/orchestrate/chl_page/v1?ray=90f37d33fd123894';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\/8236504971?__cf_chl_rt_tk=52nIi4VVtYh39epMIOh8ibV37aJFkKCSW2g6HvTbvyA-1739100224-1.0.1.1-5ukRkQeAqDPMSo80lGcMDePdwQJum_y1Icn1xMXcNwI" + 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