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-828321129615.mit-edu.top/post/3045782619

  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-828321129615.mit-edu.top",cType: 'managed',cRay: '90f3b0561f64d639',cH: 'mBoLVYm.AA2ABjqu1ZP9t5BrKqDsm1I8jILvg7snwKo-1739102319-1.2.1.1-Kat8vJYnJTAko34S_9_COah2BPDgJ_xHQNZbHGx5gSy2dB48FEqqpGQDojHgWtO6',cUPMDTk: "\/post\/3045782619?__cf_chl_tk=XMNCf7T7xwe18lax_Oem9t_J8fD7LMJyCt8ODUwJuLQ-1739102319-1.0.1.1-vIpzTY2cckJJYG3iZ_xKOsIU4YmlE_PRDhfWvZp8Jek",cFPWv: 'g',cITimeS: '1739102319',cTTimeMs: '1000',cMTimeMs: '390000',cTplC: 0,cTplV: 5,cTplB: 'cf',cK: "",fa: "\/post\/3045782619?__cf_chl_f_tk=XMNCf7T7xwe18lax_Oem9t_J8fD7LMJyCt8ODUwJuLQ-1739102319-1.0.1.1-vIpzTY2cckJJYG3iZ_xKOsIU4YmlE_PRDhfWvZp8Jek",md: "6rYypNBN1Cg_Jsyi85OP8tLGOJQbpfHT1hbl_A_bXQM-1739102319-1.2.1.1-reumQyN859kJsMWqHJNx94wNtJY1ycn.NOt48gVUaSuC0ds55_qbMbaSSrGyWJQXWxH5PumPLkJlgdgWc0Sur1j7Mhh76FGGOMwAsoooa1dce3gQisATjIBy8CHJYpJ1942DsPj.BOCDhLz4bGCYXjhzYh1tcxDTNLCWQQM3Yn3nlBU5kwVX0Pi5gUvdMdpKccoV.BetbXho.kYasR25v0yTRd6sFAMrB71JXVDqLl9cajeDoJTnScOAcAXqxrr0ycuYV.suYuFdgTPZBL142RM.x87a3TD.EKEKwLMVyrOJzZpxndZ1Z.lXU_PxMnWDq7AvXnTcPfBhz5szJg8cVbdvWlIfioTl9C_BhKEc2FRpFYGxnAr5Il.E1eFvwODXyEh9rk7XMDPwU7Oq1GA0V43b.bkMfHnY_A6_DKfCdXfik2mqHqpaTmNYRPpWAS3eSQs6nv7JLx0YzzYWQOrlIGllgkCGy4J_URCU6TxWk92cAUMG3orFPIKOd_RAg2_.w7ovXW5MMpEyCU4ehLTqxnJTlJRBDgQ9c48caElCU152hj9vFpx2Y7gHalwRLSRPQn9zYdpeZ6o8Inx6QEA7WA6oxwBD2efbdpYTZIbB8yo_4tjxgLoGEnXRh7weLrwkfwoQD4J7pq3mqiOnWdPdc2lyGcxPuUgZ5HwGDKR.H2SVajzsdfjMQ2rArf_tglWz8VZ4esJOV.e2PywNUtKs6.8sv0XrwJTdHhbcAFp7EyC8Lf1xtWcdsrXmpUlS3s6k0PLjMEIAeH7RduXFpAEfuKafzw3yVK2XUA.Xm4RK8UbFPeJRsQcju7S0axBv8ODE6aWfb.ONyqYz_qlyBENYgcGY7MRGf.w40za9F0ecpQOA0lSNfyaHY7c0iwBaqnN7R3EKtP_Woc5nPFJWdoH9aIFHxPg3Sy9srQSLZSmsrGJeaWWZkNeltoTHHgUP8C72SJ5UIsmjOEFWW6AFL6BUdBzFWImW2SAUyJ4ToACAPNjzJprT7hfedgI9opuXmGeZaJlWbS.3Iqv2MToT5XCQAbLn4F2Qz7e1s7UmUFfDTOnrJofKTUOpnJYIf6E4DvqRFkDT.ty5dHAbKZ5XoQ2vJuPGvaSPfRR7EbUT.lBaXo9MbxH79ZePTpJ26MO0AShwtLlcPklOzfYM51Vb9eUPO9YTEPDwko0gttKQy6UcW2YvgqvpCTkGglcJ9VjyUWc6jRhRGQ51rGmjpMm7KUUvA07SMUmNzD3jqIAI8nTacsx1OzJS7dF98yqcvg4VOexQ6r6qKtXBIvi2mBSEx_QrggP2QXv0OdXiVefGzbLkYFjOCOdH81KiXU9TEtQgFzRHhRTAN56hsf7A6mAlXSBCWmgQHL8yaSSpCLTUHHFMy9aLDcuS3ZMl_ulJX.nt2sdcMpvsfqS0vNikibh.bgYl95BZYq8mfu0Uuu19n8jEJfyMCKecnoSMkz21PkmNncg3cG.aYLi2dqQ1dfVCaeK0knbjGU3Z2bGSNBK14QTz.6fQ4ORjVeD6Jmk7DwViVTmgi0esMe6zoizwkg1L6JtlnH2YLVxTPJF8Ap3skwdvGlort_qouTPFw5dyWDucpmIvZJqIgeLIravRZNxImgOGwQJk6TPJB0aTedLF8FpmDB2b35S4HF1aSi1rZHjb5vcSA8UZQ.ExR3Hr2CgXo2Na5CsHoKhD1wbh3IetNbBxV6JN6TntVq1vHskULc_TgHxXobmE04Uc7HuiKXrWcpNBrExSU4b1GcYmaGkita5sF4kGDvTqVsu_TCInwGwhJ4aw3ErQDOTCEgBwLDKyvc_b2iNYr10g5e3XQvKUF6K8OF.q9KCpj3mduL_VH8C1Uwv1QKWKbdpdGqcqh0qYqqlrgQnfAIAGEcEv6oVap04DbgQEv5ALB85evCGKrwT_EJZal7g2BxMjDsJn62eC6M1XOcYMquYGlETQOfg.qlK00yCNldtF.ie1Ep3e4QQWp93WrfVWp5wlbS_dAIVc1CSv_NoQMUT7uBCUtBXN6g6SNKsjXNZeACVptx4dNpChmIO7xsEknpGsUK9UFoFLxV4n2GOP9ZlVVfyWXffasMl9_AVoMlWVraTLvjr1mi_WGXCjDB9lyOw_y7WM47aOoaIocnPky.gCGUG1fyozPw7DzCrRy4lWJcw0lDtV8LhhKzlvsEiDzGuUI8lmlzibfi9BvD2DhewWCIMyGhEU029qFurURjVbHGYxdH.BweS3fSB3",mdrd: "IH9kWaGb7l5Cwppc82wZqCOyIyITXUj.xCl8M0_0YZg-1739102319-1.2.1.1-5PFr5jFhW4u2gn9gfzVbl.89pwrN57DpFJh2VU3Rsi7gy9Udx95GAUfY2Hm_UX3d0.TBtjkvBegNOc2AUWcOvzuor3R6IOwyN2EdhN.zUOitbD40.99MdTjmcqPDsSlxRlams8kKkM6IOPE4G6y4sdJ5Mq1nqLGYcHxSpSvvVRhZ5U1tygoS6A87zDH6eabYnZ6nuygVODPzqisU3FIZ.F6g9ohz8RAaO.8.cbZm0erwHq3kbgO.iJimq9eBFlxGotnf1qE7oojfBKie3G9A_VoK_tZDYWNJbDsrG2RZHOPxatNoGHDs.g5YU.zxm9iK8cRZUS.S31CPRCvkrlowr2pQi4wv5kgc7QcePbsnreDa0sl9ONuUhcrd2HbciJFwNLwz_uVIwsB1NO1RNpZZU2ro7DMDfQvM0gjsXtZBlQBbks3PL0dcxriaQuyUNXedppXKUGUIZKwFNzMJ2xCG4pjtkaax3MH2DZ4IWedXCUsRuBhtMcXljU2F3hU_qAjUhRp4PinKquJBDt97_qabqB3XtK.7NJ1jqidVKB1cWzXyMQYbpywN_rjZXoS9MvjLXs1vGIEFjhsl6QIp2uz_jeA6vasvEqsQOplnVC8iQPanjNimwsEROMGe75t21ZslbX08ltlJ2zrRRn4e2tX.nFSzO3P04XCHJqrCJmjYiGY.osJaqye4yjLLlqTQqQZpgN7zNZVJ5MG8fivY8ie6J9YiDR6vb13hGnjZ7xZT8Pt6e47uDtcO4jLlW3KSg1Xv3XQDnN6XNnFsI7afrgplnwYKHyst8erD_qeSWR2V3xJ2kbj76rVdtT3mjccZNBGXJylEYZ0xT5ZFe6vqaIxBfcHxAYXR5WLG6tTuqKwD096IDDyyzM_aKVp58rw.QGW0fZeQ30G3r4BPOmxViCUjRYJhniMfHFXQMfHCf9DbyB4KJm1gl2_RdJZh7DyoF0GwpCgJTBGkZHxQWZ30y9D6xDNz6OP7nbICO9rPcD3fUHsPC2yaunOK9nOS9tuRgOlfbCfHF48lJi2VzSEJuXDdcE4HTZmR_YuozSeE.y3FJhz82at_F81vqsT7X4hM5DX4qx0I3R8ttT_NUIHaBx_x9rsPTq_1bXxPyOsx_9ZNB6AFLvXcpXw3Ip74G9PoqreHq.18rY5Vfb2Lk7I4Y9tBgzr3I_VNESQ35YN5F9qobxqRifu.nx8Bm87lp77jbHCPwev4kgXyXgoEBaOeVqdq.WkIidoQoEB3tu5eeS78UjHPBe1nMKYYZtRPUgbgeFmenc_saauE7Npw4NeZdMwpsvOIupA52ikLa2jTl0sr69cw5yRYW0s.YjRrZ05YpBL8GnQWlgV6i3vYGR3swXDjwX0pFsY4se3uOg_ig2TsewkeEUbz_7WOq_tTesze5ONADR6whQwfToZ.HW0s9h6FgLFJAbMRIswIoLm.5Lb6Ixhq4a0H94QMUKxawdZt_8zXA_5jmQgSIA.zOriqE9R2n.z_9e76frzREU7VHwO8Tkvrpzi6tv0MxFoPKlBCurEc5torwjnPLKiHcZPrM48yeyR.DVWD99O_XdAFqXI.oya0QvreR6s1CVxJQrngEgvXNnLLtQAUBpo9Wn93mX752TTdIXvjtmtbQGh9c4VF1oaIiddh2VwzQRiW5B.MnfNp.4tmxf0cexQut2uw91PLNd5xeSw9EwzscjfUiVYxwDrGMXTACMD3id8Q9nx15xOnJEPcjsrxoY.2HZdEcQ6TEF0g8KD8C6Q8bqyxfe7reKB0_9nG3Lm9T7LK1N4ZLz14cs75YrCAo6THsxCVNrQU8pmHYdFuuah_f_IcYpSKX1o"};var cpo = document.createElement('script');cpo.src = '/cdn-cgi/challenge-platform/h/g/orchestrate/chl_page/v1?ray=90f3b0561f64d639';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\/3045782619?__cf_chl_rt_tk=XMNCf7T7xwe18lax_Oem9t_J8fD7LMJyCt8ODUwJuLQ-1739102319-1.0.1.1-vIpzTY2cckJJYG3iZ_xKOsIU4YmlE_PRDhfWvZp8Jek" + 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