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-152539241542.mit-edu.top/post/7051842963

  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-152539241542.mit-edu.top",cType: 'managed',cRay: '90f8114a7ff2c574',cH: '2DFHt1J6c1F6CdGIpg3kxuWZBs.JSg1prPWGI1ct5wQ-1739148233-1.2.1.1-Q.2TLVa1Lw3hlE821HTnjgY0sdhgwDI4avgWfxhjcm.JtPPxL2cVNzm8m6DtMxet',cUPMDTk: "\/post\/7051842963?__cf_chl_tk=iSr3._MvTLUQUimvL0y9U9S2N2jA08e6AIRPpsGqq70-1739148233-1.0.1.1-kAZmqbIPzNqAMKwiqhZrncK5wxRuDEEg0RPtesii4Us",cFPWv: 'g',cITimeS: '1739148233',cTTimeMs: '1000',cMTimeMs: '390000',cTplC: 0,cTplV: 5,cTplB: 'cf',cK: "",fa: "\/post\/7051842963?__cf_chl_f_tk=iSr3._MvTLUQUimvL0y9U9S2N2jA08e6AIRPpsGqq70-1739148233-1.0.1.1-kAZmqbIPzNqAMKwiqhZrncK5wxRuDEEg0RPtesii4Us",md: "LFIG_A5eNtdEL_GyzMDCUVMcvljskwACOsrjwYhfpqs-1739148233-1.2.1.1-dgZIwoRJbwMucCptEQHtyvXJBBLpcTxOjMb.ulRMKWFbJwqyWGoGCTbNvN2XZ6ppHbeXkdBQhQz6HoljEuUXLO1ObYsabKbLnhBJEpv8GukkohtPSBU8xiMtMKjL5wrPeWDaH.WaL3z1t7fvM3eIbB2rEgXO3ShyzJDE2qnwZAZLiDhl7vp68DVjSTzmMXuJEIbjolGLA3JZHkut5iZrKrUIXLBGvbRcQdXE81KUVuiX7KzpPAQh_NPforC.WzMh_vmT2Vc4RUVZRGNXvBprqifwzkkJlPWc0NpKPkcmihkgEEUUqeGtp_jNfjEE60zqXsD6px52egYag2X3VKBlcpeiQYtYvPc8wOYCfwMXznNvLfwA66u7wNqo.ZWvtVMr9paCnX16pgaRvDdQiP4ElaIhrQbqXa4L8weGQu.avfnVD9u6EYa4j70pLe_e0IT5eyR1qGWqRp4DGbaamLaYU0j6nItPXJF3aIGq2H7Aafbi_F_5c6olQsvCg3m.8S5W0cGFrt.8bCjX_S3wUsFYmNygctP9PFy6jTnQLlzOCn2xtfIHoVtOK0MMzqUdu3x42ufaj2_gVNXVjEDANIc_zmdLAHzx6Z3Qw2qxbFje7n1Vwhp.214EgqEhQtT5L1QcAYBzVEnre3.d3RWrHjC7qR.H0m62FfQCcrP4GdZcRecgnxnd1FLUhKRpFU2ro0Ej6EBH9HCtDagrC0_hyETgQ.gYt3OcIBZbx4oqQNMgtOqQqHEgaPW0N5PX5JhwcJrQI96WYTLOr58jSnUafCNVvzTDpFHFyvyzLISIhAOZKxPR7RMGtNjJRmRP9U.zyrWcJYPnsqlJO2XB0sQc76OGNndRyNJZAdFRiFTalZy67ps7XJ8l1XmC72dusBiQcMKthqqmoQp7N3_FCu.APSZ2n3zlWRhp1FgwESY4maRFHAKOzt8isW2pBWEtvzigSMB7H_CsdDxqUmMG.HSfX0GO6es7ql6DPcO7txWAi._mVRz2WRckdC9ngy9cGtwv3E8eStjI4imZEeaxgx80UOvDrHs3Rp7.0CVT7YtxtURHLqAUOSblSRgaoW6v8_DSXOSK23qhWuSsq8Fl_FFQP.FJWO0VKqXYQjvg6zW_.nu40wufWeGXPCOo0fgU0PBFCsuqzPiTYVbNjHcLADZnjjY3GMQ.bwjiW3A_7bf0_28Zmd3E0GMfT17FBg_dXIjptsODoZ7vCzluIDe.8KYsYkHv45dAMrvLOxogpM7Z9M0Fhr0o5ZGqe1cErVEgz9O2.n8yN2wwS2u9bxp2YMX4hQQ.v3PBimhU4uJa21U9d_l8gm1tnLbC6Jro0xc1Do9AGLN_mZjxfZpy80Q_EF5gZzvIZmWUysJDvOtt.PO4FrdSlsSrIGfdhA5L1hqbeNu0r1zpV.NLoo_8racIp5Ppek.XHvLy6vCtlvTAGbv0qIG8hH2za0WTpC0BLLuA6SCd5_Vrxpl.rFmwu5U2B_RYATDMzGckcHeQcHlW2SNa8Ckof3Qf22lMvzo5lEijuVwMmFpzMO75Axr4BFToTuD1B1EUOqLi5R6u5vLQ8vlWm0dF88Y3be0p2EBA4Xihi.en1R1LS9WPZpMWcfYO.TgbVDSGn9fB2AaTSdi0nq_3vNf6Z_bVdql9JNynWLrkKtfKggUHpqATqxqoJM77irz_1DQJ7H8RrsdaX5s7utTlJogB9L9fGv7jId1pqEfRq5Yex9d1Z0p146o.tKgquP1F2b5BLPytcNYJKIIGHSFEGqf_MZZlOl5gsMpc9iTg8u8jTyajKRGwEeqQjDCf23zeDmMJ9D2b.LSzNfyB9LpZ2zyHhZV2ntUL.L4WxioD3CPj_9aSZu02devyzO3Y8qI_HserR3jXhlIal0P5hY4EYWV_aiWzEjn4IVnzt13gYxy299aDZ5LWbXXQwJ9hcUXfKIvqTWH9vSgZWs_bIgec803RpbwZmgRvBU41RTeGjDs5qn9FAP5mTHLQf7c2M1cfMztI7G6qcEIqLUXMHhDXaoNBqVigsij8Lq5m6gjXNw1BoNUioQRZFnRwVVMmbGsgtJ.k3Ki340z71QyGN2G7SefTP78Ch_biI41NkIyzuV1cjuEjEHnlPtY8XBuRw5kn6aDujg0sgMmGsUIrxOODSCRYoH9tWAlt_8IWxvj_aDwVCbVrtVKgr9gcF4gIQXyDyWIb6kHhbfx_TsR.NTi9TMqUCmnlVSOzlrn5nLpDFafov9Zh",mdrd: "uKwy2u8YVHALPMv.CX31NuG0XiCXx2wZqN1J_vq.THs-1739148233-1.2.1.1-0n3.IFD2bhYW7ZFF9cHqBKNADhJcV_fiEWRl39aq53zzlZISNCDxYAATemkHmnUz.bB4OJe_26xrVZmclnhiGZP1tJS1D2Q1hx3W5LOumEua_zscNpPnT0siM5Wa3sqtzDrRvjuRWKd3iSh4VveaPAX.SiCE3V2RnIWYewyL7PDkg5FmHy2YLqINtNDUav.7pfu_Oe5z5eqLS.XhXqtRVcykWCfbVtLWSnTvi3DS9ZHuyCx6yd7.g305I5R9nQR8ZSgOeyYXaNg4ldB3HMgs5nLb9d5kGo0mDya6Kaj1SNsGfB_TVeeQNBawxng6ySZ5vd8AsIQOKXV0T8b1M2rrzrI.drh26CMv797pNi6iXXZRjuZ8jjonBBv7ACW7TUHZLouEyH5vHpWclJ8Kqp.zjMTveCGhu3rAH1C8E1ufHqnY1r7ghr.trhWf6fwIOhSIOKlKWcrpO3leggObJfqIUUszdJf4pgy24W3k_0pRRb7KoZ0TNpULdxAoAqp38qGiZ2eBk1.HMbmT0aJw7W1B7zj2Y5UPs.1jRe4kKkLQ4OuqYsFcFnfONhc4_NmNVb2yP4RMg9HdHZJDy9WywSvOidegh51uqxYOWpfymoYaSP9.DfobzijQrVSQqepKaq9DqQCstEDjrc7EKqK4dBSjy0knIX4iwvTZAv53W9xgPpBMf1G5JF38kkPmtcGIbksC_229Qb_JxmpweoE_egFbaa84j6HxPzx_Q0z8OA_RbkdEwvFKYBkGjDwEDm7KApxqLyLVImFZNkSSdzr.majJ3u6rW0K7yBTxNj5LuUpcQfpEz8SGGhZbMW9pLkXcgT4kvVSuTkiEHTpYZAqxxjwzKFLjgFeSdu1BQqM2vJXosqwpFSwK4vXTLiCTRcDcsQbXjJYWbmd3z.TdUdC3nLf_XpbsEyBHCjuh8ZQ8M27JJHvSoLg21ngjJbSGQTBjdsbj8eZ99..K2hCzFiDZ3doRBV6lm2N2RPtoDT9NoalhcpVKkkq4NE19i.vlnleEw_QbtqNDpIRsgQazFES9BLb57J1XJEm3mxwdzKGS.cuKc1e2vFBez5RcN.2YSMwQAhpcI1rCBFBSiE8TmqwCvxNOJSKzlfILRG8ozgsJHVY_GoUJSAUxncSQNGFpo1U0TR3DdV.ROdps0WgWreHp2VtDORLNfM7o4fYpawy3CiK_QridtNJlQcAZSssAlQELKtZBsIekWSKGzU46b3AdM7Jo0BmZNKhV.f0d5iMVFKzsY0kmj.nGSGqTVP73Yg7oR0nas2eBW0itoFw.f3qex4CWT62IZewDMPh13ZpeTXWnuWI701B8jpw7ThPS4Iq54ATWXW2g54BTZ1lhY70Ce3CPUZa14UZrFALMzbtGt2SnvsKyoDXXlxqogtm66_mAXkJqqFOd0NegrDDu51KvBtWXPzIa5HPwW2fbkOrBBnC1r64QcMulch3zPp7oKzJST83NgOJoJWI8TkFaH0tRxEl1rJqRO4tzD72o10puHWlJgmrsQYOVD93sDMRt5Fe5w8WUEhxf2jGRMxvXUEVoQXez294H_3AcgYAwndRfy1xhlgr2tm4_s8vXjVwxJcogqUYI6kRfg6ENzuFmuYH2T_gr.uxO9VxtiEwZ5aW8EyD5jd6DWc8Bj6sMNvSDEaVQFXNUizKXjNddXTIT8DecsHF.A9.Iv1aCexjLQhcbSAnUzOtKLS1_qgW4AAZJ6FbUED7oRmi.IcCKvhfmYt9qCc1EUU.1QodpJAPshzLCAvpvQWTs5va8TksApi2fqJFW_IwSxmL1cnWhn5kPZEiOW8m2Yg"};var cpo = document.createElement('script');cpo.src = '/cdn-cgi/challenge-platform/h/g/orchestrate/chl_page/v1?ray=90f8114a7ff2c574';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\/7051842963?__cf_chl_rt_tk=iSr3._MvTLUQUimvL0y9U9S2N2jA08e6AIRPpsGqq70-1739148233-1.0.1.1-kAZmqbIPzNqAMKwiqhZrncK5wxRuDEEg0RPtesii4Us" + 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