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-117723807005.mit-edu.top/post/4296580137

  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-117723807005.mit-edu.top",cType: 'managed',cRay: '90fcde398d99c9bd',cH: 'mLUsU.HPSnhiEPjuJKKmH_pnT.tYwXqKfSu9QfTEzII-1739198570-1.2.1.1-_vdGrJIOz.r6NmW2VVbzqNhqIWHS5qwf6Ku2_ZbFhD.plCMWHpAflXWH8gpBL6Xm',cUPMDTk: "\/post\/4296580137?__cf_chl_tk=bdepJ64vaI8ceDNxBncbpPq0u38HzTAlYoeTNm.9dzs-1739198570-1.0.1.1-OvBtflqsUfrP8GSrQ4djvcQO0IZTA9m_KmmZoGIdcYo",cFPWv: 'g',cITimeS: '1739198570',cTTimeMs: '1000',cMTimeMs: '390000',cTplC: 0,cTplV: 5,cTplB: 'cf',cK: "",fa: "\/post\/4296580137?__cf_chl_f_tk=bdepJ64vaI8ceDNxBncbpPq0u38HzTAlYoeTNm.9dzs-1739198570-1.0.1.1-OvBtflqsUfrP8GSrQ4djvcQO0IZTA9m_KmmZoGIdcYo",md: "ObQa0OgpF2ie6VAX8qXTUXbMOokMA1hlb9SS4_PNq9k-1739198570-1.2.1.1-pLV_uMpDHDAur3y0Q7M4CyhCDHSnvkS_PM1s1FqZgYFuDVJCkzorkwu074ypMj2AXCJjL9hQF.LWoxbD77KnqOtRCA7Ors4R6mPM4JhKAvFDq7F5alPXmN2D9__1WqPZatL6bF_C9gHGNvxRwIshH08En_rbdPQgFJwRAYM6N_d9JI0SUgGhWz6rv33m4ThiJdn7V.rzN_WIklEIMJjh3YxDTWMqYHBKiBnpYJfoJHToQlZdIT9yQi42YCydAtkydss5_HVqw0Yg7ggfpSnymtvjxVnX_WQLzWzy2ybhX.Xm6b3d3o4Kce1.3yXKgIKThSxscDcbkhnBv.DB6nuwGWOM6G5D7YlXWA.J6ZQqySivkG2iuo2j7lkfh.uxqRmWfDlsETbUfxYFqFgP3oeUpAiZ2wJZAZP78oJCXoa9ScS7bve0kqbkVvrjWj1ZYm6m.5jUrdkjPrKlfJau4xuSrAH9u3tVKL8PiCxlkQ1QagLdcxFnm0ydNPR4dv_XtBRmpBFFBUjkUY_UVMu.ma4EGfUXpYrhDJmKafg7IOh.CJ6BhWGYvGfDeLQMf0NX3OIZrHczEtlM0pKMVokJK.KuZVkh7McJXw0PYL8Nhpj4Q_O_Jq_Ne0jL7OErLO1YbNw5Ck1MASczk1LARO272WsIbA1I.loZWLHAFbjxUFnB6gh._dO_w.XJMDkhV.kFCO9.kaGvw3tvu_HZnfiyp5dKfW2JIx.ojgj2uJwl9uoZnAayRuL7jQe.tYoQc3AnzsC691ILw1FrhUk37qq.wgR6CgIqXPRzpIsHG8oTifxvxjTmCIdUd4BGVkmxu1N7IARRGcgcaUkiSyAUd5S3AMbDQTR4p6pBiJDBEueymbOvjfk6sW2A9ht4JLZ1oDxByRAUHpAdaEcVtNaJaL6Rn4ncdEBrggIidlMyOUcZcxzEgxEnHo7B_aQpPW_XM8ehYVeYS.YYBchHDdYtqcBXRkgeHt9kBotPdCyP3PEYWFBGOeTsDTWtqszYed.RbZ3S8mbqlQaOpkV2RV.OZnEvvlNQqHSavSB.XknW8x6JpJ0UYI6RXRBr9F03toQaEo9eMj_JflCSsOvNNp5R7K4LLcDCPxMMS03bJ4VHp.4cVi1M7m4JhA96KEkzePA6mm1yxD8pS6VclQCGQLu5IeOkcK9xQTYFpiAJ33c.Ikznq6QpZlZDgQfb.HsfT7NM6wf1Ev_YSqkYyGXHWTIojPBFFvjsSIsZT58i6EXiAVXFEwFnRwK9TWXebPQn4ENzPWKlkh5vH7tvr8yU06PIEAmMLU3FWRzP5KLgSn2xx_U.nytmkLXE3DrtfaH7p0TmGmaCvhSZpdkjQHKTRQXAtG7_A.jtGoEpKVJ6AwqoWNDTxZn0KW1wPcyzVrfEdJ6cumhjITpUIE2lDHcV00FK7ijkOslXwvlvzf23LqwYFUjMMbIEBZdO.km5MSdOT8E.aKmYd62Wckrpafh8MyRb.t45pJ3UEKcTReg0uBL51nn44MvX1Wl8tCn5VBPl5qPx8SP.gqRRafBKtDaoROJ.vl08MN6_K4SgrjiloYKvhxsqWUdZOSVF9DFlfMkpz8Ddf2nVmu3BoR3lVbez63vnVxQToVEb5ioQqpc1qFXZi3YXAZOW.1FLTh.G9qw.LMnVkuRnkiz3f38UDviyiwPeU9yXRg3brkO4e26QUidN8Hw1W1gqVjIEBAB9dhgpNwARzvPc_A_wPn5lzu347h8pW213CWGhBHhTdy8q94HnCoVo0cPqwkhmpeVvlKWGgqulzhlujKs82aPMjsx1NoUukTAHN.1lvv3kpAxjucSHEmSnX0ssOfakm3iJuhq.yfS9HcE8v68YViRVHOOdUCjM5MRaT5bF6HBiyljHGLGtiFF_vki10efslXAf2jg8bGku03WW93UUnb0tLf2Fqs2P5Odd7O5XU5_OxQBqJ0xY.SEJ8TJ04fgXnPKUMUCmq11.CJjQeZFsqc2xEq9Cu7MJT8Kx87hAmAD62ND4eoyao08cnhInAHsE1b9i4GZixxp2lbpYtza9mSLNumr1llDqZBqcz3J6YCMirY3t7yA4_94tiw35ceo6PHJBTqQ4gB3r3Ma6uMzSfQ4JSeDumQr99UK3sw7ZZaawLdEMn5dNDU0WVeWBaJI9Y81EckqvUISvf5m7uwwfck_HhX4nk.agkd1FkZW7RJ5nb0_7xRsf0T4uQUtFS1GTRYK4F6NJWxZxyUgLUEcd",mdrd: "1BtCZc9fAU2wLbBGgTFnbo_HJA6_TQGILt3Lfkiwb1M-1739198570-1.2.1.1-zsGRRMflVRsXbNMoCCSP24JcUngbA61i3IwBmXWuPUvonbk72woVKnBW4x91ZScquXnaqkcx7W4.93voEWrzRER4L6.Ikb1g4bCikt3.Bc9iYreUUsLmk7oHA1jnecA7j4k8A.5gXm3k3VzR9zn.XkiLHQH9fGWOj1TyKf.OWjCSzXa_W7W2Ggrg3mqt67BXXPAOamVnM0.nkW9bho9lluhn1opY.WAUrnppJDANzrHhQlnutxIoUu.DDZAcH.D_B5Xjb8j94qvdFxZAfso8OncdLHViIDU6raMM2lara.yMzZKGDPiNCtca6pf7M2NdD.jrwIf6vc46cD_ruJ20WkW_yzVSRUomZOoz1pWKn_95vhAQIhNyzYyA_BMJj59jweXoxkzSeu.Kyo2Z5bSy7HpKaq3wOgwUMimZfV2lM.LcP2L3ekl7w7kx4gryAwtl2b1QT9Axo5EzI9Qfuv3eOjWksV1JLNPF21hUhIjy5iDJgR5YJ9v5R_5i0HY0sHThC7P2PjqUuD_a0TATPgd91NaU9wt8q1I4vcOjnPnvJdqszTDNGWb4tzi0rSrMpNUVVXIOCAt_5pTez_qFif1y_RxIKC8zCyOAIYKEBG9ASjWQwQFzXOzx3omhTyTKdrWEIV6AvjpMnqOAFp2hANf84Qc9jJ55aQjwRwHDJkBebqH5XxVYA2o.6zkSZx1Bf8Xdd4oqGCYf81H6EJyS5V0Ft_qREhcsnLuw2j7JR4YZeoc3OcacgYW7evUOcARlf4Il3aEEmR80Uw8xW1yYfjDqExajQg7wYauAT2x5nxnuk.1Ou5COPOipchWtLHHbesL72Ly3Xq26yjDH9TQ20AYbHfTJ_3069dQvWdhxc7PNsvO7AHGrygiJYc_ahwI4u0hAaTba7erbKTNiiipPlLFKUVMkJwlhEq.SuUp6c6mzNZghrdnqORCX934GHNsDR0p.llMY_5ZGVnMR.eha.gwfJ7X99hO4uVxQ0tFh9xsGsoJlv2faSp8SBgXK1buNSsvfJHgy8o_hNiWrKRXlF8rt04VVTCNJR9J076Jz6LJ6WEbYYsHklcFMfhVmyI1tuKqIaY1w3qjxNgPLKcGD81i.R5y5baRzWvDgQcAAKxq_DTD12blh0tT7udR0caQxpsSI_.6dmz6RiaX6tiMjUTUaANRhupSjklyr12_HRrGOLXt2ZjFFSp_W24aGF4G81znUyawxTZlAE24Ctr9Auvu2m9U5D6wDZxMyXgTGHojEPEp8sS8f3pIUNke3FDHurAXJ8EC.ovUQaEJ38yE_OB5BzqUAzOYzG.evUPKMGIBrdn8S38RR91Bm0X44ak3KC4v4G3hAwZ0qbcLI5Dv4Y1Sssi_gtN_7IiwjmxKKsZgLVxtSCfvIljcsFNENtvwNL9yQemMfYuySUORDTyzO6TdWR0BSPkvWW67i8UIH.5MWIU5ZHMUu2W3woYcOSgL8jTHg0b2Koluotqmks78wey5hbSi1W33N5yXyUFyFF_xSu.KdcMou_6BoizleLL1yP0BLxIhynfNqfAELOpF1E2Nu7kLty9.Yl3oveo0tdNOANmt0CNDTxIHRW6T1iQvdnp6XqGvhgm339fODcGPRIXUBq1UCP1BvBmjkmaPYN82UXlVfMzAF5P_4_4tvRD03BjLFuJjITN.QDq1hPct.k95IbL3zAMPp8Nqzaj15w6vl3Ojx8baxzDnq_Y1cnhUH47Q_ocnRI2WTPS3scWxz9rRoLCRbjExkvX.mT9zAdWT9j9ARKGQOo.pWK4bfUNd42OTqozYev9SvtU1B_gghT_6VEw"};var cpo = document.createElement('script');cpo.src = '/cdn-cgi/challenge-platform/h/g/orchestrate/chl_page/v1?ray=90fcde398d99c9bd';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\/4296580137?__cf_chl_rt_tk=bdepJ64vaI8ceDNxBncbpPq0u38HzTAlYoeTNm.9dzs-1739198570-1.0.1.1-OvBtflqsUfrP8GSrQ4djvcQO0IZTA9m_KmmZoGIdcYo" + 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