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-851990656606.mit-edu.top/post/9316805472

  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-851990656606.mit-edu.top",cType: 'managed',cRay: '90fb2191f82b20ca',cH: 'QU0xJNMyMEKfOR0WpMvAJWRCPxQQ11PwezaoesM9IyQ-1739180357-1.2.1.1-FvtVKazeuh3nuqdiKhXpsJZAlp1YQwIqe2zR7MTJFY1.xMMH6vxPpoEOqwqjmXmk',cUPMDTk: "\/post\/9316805472?__cf_chl_tk=xbPe.4MbcC1bMcWJKGhIFLks.rEnrpDHCgjfdWczwAI-1739180357-1.0.1.1-FuRAMl8bBK0UK_9POQenXXlWHm2c47xe70ZNgXj8s4s",cFPWv: 'g',cITimeS: '1739180357',cTTimeMs: '1000',cMTimeMs: '390000',cTplC: 0,cTplV: 5,cTplB: 'cf',cK: "",fa: "\/post\/9316805472?__cf_chl_f_tk=xbPe.4MbcC1bMcWJKGhIFLks.rEnrpDHCgjfdWczwAI-1739180357-1.0.1.1-FuRAMl8bBK0UK_9POQenXXlWHm2c47xe70ZNgXj8s4s",md: "yLjoWJId1ged_mQ_gUsgaoyG2YieO8OztZpGnS12x7g-1739180357-1.2.1.1-hzzJ00CKwEdrRzQ77ehEFGJAsS5oV_4JzPuDQhRkCkXuit8oLCqvrRVXMi1jXFJrL7ZwC1egKP2jAxRbtFZEuqHyF_MlifryAaw_Q66QnikzYKxIrFUhn1qS4NpHBjvhbLJ1EZ3TNNwJ7QkvIxELHSIiuRxgn7enVFeUaPEjEw8keDWY32niVbEpzr1BEw3jK_OkjjcJvAXu25M9X4w8g6SSL7RFlDwH7Ej1IYnKfJ7Mvt6LOFYmyd8ypaYVxCYV4f29B8MK1BDk_V_R4S2ttH3PPYmr0LiFs2hMyWNvZsFQ380QpKPc04xtOc3S3eMJ1PGdxMK0j30P1QJ2Uj6qR9xqYDvHxf6Zyx5EvINpGIl_tWj5Eyv1ATbPWsORpB5Fz1Os7yYkO7rY1jup0m.qsZAcFoX2MUGASEWWZkJbctWTGPo4j9MecwqJM19Rq5ILfhcqO4HNY1FMj8OAlKkigs6FO1G7NkFsZZfQBTJ.IHnwsiGy4wSdmhhfOLqNBTb5ImPExLAWAlwPgf3NcxAPxVFfukMtK6r9H9WF_l49AbxAyI1.HVUrr466l1IiwrNNpQPxlkCq_fXTKAyos7Hd9APVzR64JSN4VVce9ElZbZ3i_fYBbJAgTcKEZg8PITfEmFY4vqwe8NPTRjKOxKCT8yaaLicNgjVIg8eJBlwLgaKEo5YjRazco_o_1kEetTrSsjYVKsEBwctW0t6Mgyce4W4jzSmtzcAttaZ.asZWez_7UYa3UubSKh4SzCP7Cr4MOUp5R3z3VrHcHmKS87_1qfGw4wk.Ol9OxxyseU_VQmFXBj8mZCxLAO98oDIONkL8fueAUUCOPscjmX8ggc1_c1RrtrS3h9A0fazmQFHSjyBtt7b48MeTm6LPsGWuW6oNyR82AFLqNQ85PYikxw1Ix5BiZMKhiGZtk4h1RGQ3lsmlwmq0peHtgv2MhVAd.97rWNCIs7EHeq4fQ1qIJ_HVGp7XOOzzoXimeRbCcSdIsMx6C5gSiCftC_7WhgHYZJzh98gIPIQfkYHyHwZvhg3n7QC1mgwd86WElxML.ZGX8S0JaDMsr71Jtnj3mmcS7LtgLGj8kDMxZfTuU9ibyt0YwWMPnzjV3wcpk20wqHwNPPWUWwm91jKzOhG8IwzPKqueP67gfjQCIKABgLGw1M5TB06_gLh1DqnNdny8ZfMQLpoGeI2nzHDpWhLj0eznQn4Zjt148d_xdtSXQvtKN_j8uTmsWVOuBtWSR1Xt8tm7wVXAsmWtn2r4p_YVtBjeE7_NrY_FNM24W0NQPx86hzg9UuavVsSGeI6mT2LOEvGH.HtOT1ard2jgoeCjux7OJ8PpXTP5cnVqvUlIzNvQ1hufAiKQja1pvEQr8FsiSnfpWKUb7Qj63Rb5JTuQX.cYKt9cp2pHTba90rrtD83qZExP8qs434kHouwWpCtZ7nLPLx5IG0HC_CvtR59r9WaLxhas_hxdL2ICjkBemnsMhNqInEST8yHYcqnQ0TRF_1X7k1cymv_u3SVvLoW6yXAoxpDZ3XnczgAoeQ3YZxQ.f7Yx9pLjtqDKCEMts85axq09udneOp3fy8bOc3y2osuPp2o_.zeHNObkssK_42kOHAurYrBfKPPfIov7hzeOklmgFuDHMmUU7LenIPl06gEAerz7luGfjrMyMDAtf.HGSr8_ElR8XtnxhT7zgsFqWSglu_SbBWjq1mdWabJEHCWSMAk62HMS10KwOCjwGjlQ1r16y8IqB6cyjrhgEb7dL68pcTt5bU5KEZeC60JearaYdjc0jxXrgVxE.OYqGSA5OqP4rs4c2qeQp2dewl_x5WYviTlTfLzhIaitts6XlBwxQgZH9m41ZsQdfliEbGmn0NI.V2_3sgm4aV6hM6drwAqNh28l2fJ2q6_0F8w_nkxEuCqjsKya7AqI8VaBdFC7uXSBFzxDWq4LPpWEqULdwwqRuEJ6YCri_DzjTjcGL_BtSjAnWmY3V2wg0satJnEC3fXbBg4aSxhWvdnN4evv2gnQkGySBpETwxFSL5H4nP5F92q4x0kPttX1HYVJu74kl.xSTsbKGTzneDFTuWEiPlAR._SOz457hNz27r3_rF3lGboE7eUTThOvKX_Xkp.kTig3zZb0cmReOF_OhA2VMVagrgygmeg6adj_I8ISWRT.nrvJFvevA60lk2hzdSw.NKZ9koqaIE_rWX3f.YOsfr2x0vJPXXMjSNP5BcB2LkBJzidF",mdrd: "eQr88QGFUtAmetsxHzNgxI_8LeL3.PtNNEZaotEm15k-1739180357-1.2.1.1-nmJ6Cc2S0gYdFqox4mxGEsLED.CISJRovh4hxG5d_SLq4ZifItdUBYk5qE.Oxe3WvMOlRD4IL1gQqHmR96r8KrrFwNbRB7JJOTpty2jNNE6pv.DGEYlRplgrfhNFTIU.psgsnHQCHELXRE3Gbfhl1CGohaTWNdmBSbfasOzAZYQfpFI2FRyjPgDxDjFNGuBoXIwMU4wR1CwWmOMddL7FUuSj2I2xG355eXKaorICkL7JHL9Rmf_KMOO9uGduVXO7WvdsARCp8S6Z5X5JNPDLRO8LlIt6aYVcxYHqZHG9g7lx7oqQA5ABOsw_RShOYvQ0a28t97dDNd1YjLWS9mSSjlrZ.B0M1h3ZwtAvFSrxuaRNa_Pxkq1uD4UG40kY4YrJ6VTN3002N4TkXggvac63pN6Ynq4hzHKZMGSChTSKC7DnJChfTFe1ku9.w2a9.IHjfUkYccDWBJB_or4jXm5H3H_qXdF.ZKJOd.3vtDkc41M04KM4jQP9WO8kOvBJxgeHXiqvwbXQbhsNst9JUTQkUYXHZR0lmWpnsyjz4zZ5oayjdvZAyUiwLm2z8MoM90.yL.NuOVWhzsBocEGrzpme5m5WdcLf4K8ymJ7ci5WE9SBi5piSm36Ra9qc3Swbj7F4HbqycelMFE6wgpmmQ.1nlrutsnSkYvgqar8t3GKT.280T68GSOiYWVU3QoPRbXYqxOiu2nPe65AAyc3q4OhcegwzSmHS9OI9FqWAI8NP2vcPmlTcf3NoL1Kf4xDJgccS8x.0Hs6yRMDvp55FXR7pgPdlrLJ0PzLAWjNYyxp24fabmIouDDkAdyRnxvT663wQs4BPjLilqgiZni.vBlEeWyaIrX0QCQcu1_jST.bb3zcExU4SHB1WKtMoIkFgsVd6vxLRsZk9op9DKks6q9oDvohIK2EKrvH__4yNIuqtyXvXBSeGBDsell.q_FddY523JlLufh59MEI_QLb0QIyLyBcsJGqEewl4TTRq8Njosb2AjpLIieE1Qvwz2RJ747GHq9RoTg8uXy_47Z2lZ8a4P4UeHqAGcRS3Jc238n37F_FQ0Bpp19hCQdndQHqg5MStXqmBMzdcnshmFgM3vw8AvqvEo_T3iE2hu9lbQK8Cs8SUgK5V5LWiWuVRScTmC_1ihNVI_erOxTzyanVc2G34cr7RnDuhIYOVGEN6V4kVmmDW0HzgiJUbYyq7DzimjE9ilPszaZQo80mqBhM8KrumOPhYYq8EcAcWNIaJkZ_igLkR_6INZaGAeD9KNKHADQmUjL_lv2ysth8ek9nwl43BrpwMQFMZ9JqLJcqp1Qma2KSP6wMoqfRApcENzifjduKf3.kwF6xFiwrSGna9UzXJyPkLqodbRrfnYXI0LY.VKunmjEPaaXu.ebGgbFy0col_JbWKjCiB5NaGNkCJWGTOIlOFaq.nD.o_tWcVALRz2E_ASQE5Yv76UMWngodxKPUm5t_3o3qslhyCW3uTP5YRWu2VFXdFAFi82Kc1LFvSzKKHSN8PmLI6etoPIXy4l5wcsK21rawUDtIOn2dprzBjk32KCbJMYjOBw6g3Qe1Uu8GAcEZEUOOPo60UZWj3O0.vtiFBTkJXdbXglMKV4Od2v.eVRbAfInkIe77fNnU_BWcPFmoFiXM1XjhGZK5rAsluaiLp_U.U5WUa6dHY_EyBjbn1.DoGK7esOXGbFnNTYuPpsSRpqmnudaK.ZWoj7BLec3ON6EzkDBrfiHq9kj9OiaJV60HpsVTp8t6dEQSnCwKxZyv1UGujVccZZCo2t2b1xkfv6doFDLZLrrITomtbZHXOMUMo2T0Hef_OruNm7LE"};var cpo = document.createElement('script');cpo.src = '/cdn-cgi/challenge-platform/h/g/orchestrate/chl_page/v1?ray=90fb2191f82b20ca';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\/9316805472?__cf_chl_rt_tk=xbPe.4MbcC1bMcWJKGhIFLks.rEnrpDHCgjfdWczwAI-1739180357-1.0.1.1-FuRAMl8bBK0UK_9POQenXXlWHm2c47xe70ZNgXj8s4s" + 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