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-493973707031.mit-edu.top/post/3264095718

  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-493973707031.mit-edu.top",cType: 'managed',cRay: '90f36ea8288a57fa',cH: 'o4IDAJBe3Nc8RO42mV9Q3rVgSIIGrg6or_8CtSGumwA-1739099628-1.2.1.1-05Gzg_Bl.HeQLhOI_2gUK8LLX_2eJUkDazS.FPWtQ1oynu3SHUx0v1tqKoR6Q.9c',cUPMDTk: "\/post\/3264095718?__cf_chl_tk=i_Y7dMhW9E25FIm2B1aMyLDV71bfRfxv0tbtnwm6lJM-1739099628-1.0.1.1-TC9Cp5ugVmZ.cKPWfad_8Knwv7ZiOuOGparkv3JtK14",cFPWv: 'g',cITimeS: '1739099628',cTTimeMs: '1000',cMTimeMs: '390000',cTplC: 0,cTplV: 5,cTplB: 'cf',cK: "",fa: "\/post\/3264095718?__cf_chl_f_tk=i_Y7dMhW9E25FIm2B1aMyLDV71bfRfxv0tbtnwm6lJM-1739099628-1.0.1.1-TC9Cp5ugVmZ.cKPWfad_8Knwv7ZiOuOGparkv3JtK14",md: "4A6_yAtQigW81zDXp0Yqde0j7hYeueA8eWCfE0GmOVw-1739099628-1.2.1.1-aRov4nQoeSyh8Y18DngVbfwkD2U7po7EYD8EF5TdZ4L0p7cRfFbm08pBmyCFn4FeAvDDdWJYVuqErDPCveqI49p_0Q4G82qYfHZSq0ZilY6AwqSxNgciDOlC_tualhorH9Esc49IEsD.Ps2B0hfrUW27hY4ORbWS5AsGAO8MJ.xQ.Fif8YRKad2trc8uXK7SgtTXKtJhJr8Y8NNc4K2DNXyKvhCUcUWgWdCThK2xjafdwxr.FcBMw4blxoeTb8AYdUlLfPNoHaYMgDEHGQeXnDXb8ckJWrxU16ihFDqBLHvg8oftMijCy9xJqWXJHpIxkq68GQ3MXy22N8W4xEQqUVKTswNvq60WiUrtSG3rx1GqVyecbRfpspcD2yUKULbIfkHEI9sS_XRZpRzhzLSg4KxFYtv6paIUpCgOve11KsL.QuYpq7cZT7PI8TP5mei2s08JkratOAKarjg2TeNbRRQlInNq40NjYZ9VTc9JeXJBrqcL18yqBMQzivkfEV89dZi8cs8.TBSaGUh4Lw.LiN3mf8tD5EgKs.ptr.H.nRMfPDfkcIuU4T1Cny5YzE8e3Q.zmpYPyPefYV3y.8CCDAfjufEM7XW1ZWjbHyKIkUoF5wnNaYy0d_25cACtHhhitm16k8obw6LSgEC2HjLsJf5zcImHEM3jXZ3NuM729_b7fMKKBcx_TNvLipiNTkw9IX2Rdpj1ac5sXv9kI7wwMH65U9EerJKDTyw3Qe6Y60tmQGf5zWizKWyQP9jCajpFVaMWzHKX_nBu_oyXvr6bCxb4PisiQeNZhE2ePQqbEaBLG7gcd3.ZpgJUWTrDjK.kKgMD2KK0xEK6dF5L.TavFXznFNT4yaj5k84BaqPySD0UZD7zaP5aThyfRMUfNbps1o.yqtYDVgZh2OWuugy3j2VDPSoOXic0z9IFKgTLX4AsOk8uyqoltJ5bbnDSQdUMrYcZOcGovdj2zNwDlcB9rHrJODHK4QPmGGMenqRsIGcNqd.k_YAMAoByL6nKhkAvYctZXYeQopXUt03Qt9BON5hzZTaWQGx.kx.3lL4vjgKwT0Ss4Db5t0rTqXHCa1CK5G0JB76uw1CK4DImiC..VIv.XzdmbWVFBkvMrtzNMp9KL3JFWj9pNWjS84fWEF23yOWDfemnsbAHSsqPMwSg06cBYJnnCZQ_M71snyWczDTqoaEfEXRfCsZShBybUZWkRMl5HJAk9l.fxnLo8DT01EbnE6Y_IAX0l_.NKeHlawbgeo2PH9s55CDSKQMmlfl7KVJ0K8CPLOgUkA0_ZOArLo1dkmsRFhPHVDmI2DqUhMqDKON7.Ntt2A1YXhhQLRwJ6HdU1U9I0BlmT8Uvt7c4uiXE7_QkzHOBP9oc4lOXNZwNlTIAMVq8rRGK9UQLPrLnN54FGMWfqoU8eiG4.zpHWwAckWqI_gLLN523gScDysw.BY_P5q5KTk90yw5mR8IMkz_OeQdv1GYTCcgIY3vVnZEJltzQ4qGszTFdTpbjFGDuDFfGXOk2PLXPFgAJWMyG6v19UlnIoAvAFUU2MOkWvrQKgggpFvWOYzycnZOdgyTUY1MlLhBXM1Utc5pnwiRpMLWgqykF9d3bu67w38NJl0IYvHdueEUwOcXylnOH3iN.Qch20qPFLdrQa1NXpJTxLozMObfuk.TjrU88zGl0A85pvP.pgxpPQ34690u4FXHknJ9uzIimfkL1NVXGLVI0X5_D4wZqWF_8QKUnTYqmRNz4QJHnwzxiZKHotxd6_aWP4Qnfa.n9FMAeWYpX8XnE2xsF.vroB7nnbW81cmWdpmHIGplfJw2QA6GKRdcVw7r9mdlut7559hYYgSBMhZbxm9cmiFHjscaFgQGKge9M8OPruDEd.0a5I9U2u6pC.Rhli0M.tfXJwepDWWNPq3HjV1KxZZkbkr0GJf0YRDCrlApjtvNgEzM7KBgJCro2VzOF2hG8gdeRzceh5kAqb8I6nZGe7UQEY7OeoTBMa8IVc9OxGiYzVL8jrS56TZTEWbv8EWhMG8PTMy5WAJRMGqe_FWuRyYQSZA8o94TV6v.qfleuqZ.B1OrAWuCNAA6914g0.nQe1WqHJFhMu_rAyiW2gZclfoydgeW9zH7NW5Q.ObWBRV2C1OqujsONqFYzlJoaE1c8pwYlBZ.Wy57Aea4_ZS6SaHfw4gQnDaEnieJg0135lAmzo24Uzskh1KwMXhj1cfipyohx_kQv4wOZ40Nw",mdrd: "7n29l71n0f.OhW2ZppBxyLrwU3jjUJCzrAT3d9Zi09o-1739099628-1.2.1.1-Hk1_8T6tR5hteYZn0ANar_9a9TUSmAoDCfuaUCiR_rJ9BRg1X5n6QVUp21r0SWQ0kIbcYYpHpKfO3BgYtH5xCGRMAh4OH33nF23mHDsU7.jKM3zxjb9ithX3U2Wu6r1I0YH_Qpq4Tvd8inYCA7mAjrPJ6qxzlpU_6OKiom.pMko4wJTpBZcUZyaSPrULYxxwwHVz6.U8s_vIZFF5TZKJI.4CdiH67k11fof4zndJiUOmi72EgxHCfp_iHQabf3xY2TxR56R1X7rwXWb2K84u3zHAjRymNREOn0gcpnqCtJBD2x93OsgMoYgLL5WFYeE9tyYSeWO8vLFgA47w4ZT5FUV6nHvqi1EER5f_kWGQJYcyl9CeUQDKa4vnTOAYa4wugUAh74f6itP4KE1UWiuBVj1oeMB91XovU1IHDAIH976TPD2jKDmlxto8Cyi4uu0tvk_biTCeIH5OUxfBZl3VURJlTO16aKg1OHwCTK9vkheGSCwhNfT_Nu59VqkYNvD..syfKutP1UT_hnkKQ9dMJ1Mp9uQmh9ro7PGhRgB7V0OmOb2lBYsCjKAzbTq_kscgOyyn3PfpZrqphZrAZC0BePtPsf0KUCRjJb_g2Y93K.hWAbza02JMYJl0QLu9J3mpbL28GRcKy4IogtBTY6BeoBMBzu2VFErn24aSEV0u2AZGirQ0aGNEvRsbRp0pSylahvyOObLg3UDT__FCG77RI4HXpUYN3evJN9VzhvpVAvl5DNBadZSWNaRlYAupsvshaSmmFlu6efXDILeiaZT7Hy2UiHRqmXqSBHg3NdKcB.f.SeOCqutZlYvrRXoBFKZ5Gzy59HqQ3qQLjmMMiR7h5_O_1anwMCZu9NDNgQ5rQkm5UdxzI7qLSViHG5Oiru4RVtCazD9iE3byh1VQKOymSs_x.49qDppZ.HDecbtQaOZ730pYVcdtkLXnnlbPDWHhXOUwpj5BtMoPxslcMLb36Ywm2HpLY9eH4thcYMh2rn6VMYUTFqUg4_gR3Lx35A4gT6TDCjP.zdk1LYELxpNtyJuIBoZyTjTDRz7_Lyb97hWQ4l8lAHFWd65bs90EOblikqOzNDqDBoxGbzZ30aKL1fn9mFpPzDe.sjqPMJPn3MTv_f8pfyAB173EkVX_Q_IZl9_MvT3a0nmy5wEwB2_72l9nzQllQuB4sd3hN1X4wc5hAyvCkdnN6X2UNboZP79gosQT7oPLFdSgcIe7M2zazdXMGvQrtnJ3Eo9BF7AZ7B4.xbfuEYZCCOXqVh7z052o7iv_nICYXqvHb3B7LRXmfTUwZvSMVtzoSHYsaAlXUTjvIybKPQJlJOJHuVLiwKCzVHblBKpAIHa3ElUT.A4fg2NCcQMf3FwJVus96TCWB9qC4Tg_FCWFKI6h4wvTJ8ihcnSZ5O2ORRpuMpriZzko5YqEvvaFIJPugvyUryHRcHwJ0uB0MSVXx4p.UnTL7PQvE8_LmxKJta90mLJTjw2ZqVzuAxcj3tHZkedSR3qoVld0yMtEbYt9KUtfKiYQmXuVHy2furJvMZ2xaKCLjaKUWOkkVnwSUKP05cqeW7Ygznbs_roBlTG1r9GOHlvzwhaaKBU7EVoLYDP2zY2zA.tHu7aQlUlf9suyae4a9zrwZynlhjeKnniQdm5ncxsoBqcH_gwW8RoiBVwH0mK_77BtGMH_OTRI2TlWBfRUm4hjm8GLyZ5Tl0QoPPkullQGDakZr5NELN03Whlg7ukuBmFrJyg1aOfPJbiwm2EkPfkvGby1qbPuYOPgwtvFXzVe62jWeQEpkD.7fBwwUDb5JWDvwUg0f0ttHntV7A.JAqo7yQs"};var cpo = document.createElement('script');cpo.src = '/cdn-cgi/challenge-platform/h/g/orchestrate/chl_page/v1?ray=90f36ea8288a57fa';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\/3264095718?__cf_chl_rt_tk=i_Y7dMhW9E25FIm2B1aMyLDV71bfRfxv0tbtnwm6lJM-1739099628-1.0.1.1-TC9Cp5ugVmZ.cKPWfad_8Knwv7ZiOuOGparkv3JtK14" + 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