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-843382924910.mit-edu.top/post/3025498167

  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-843382924910.mit-edu.top",cType: 'managed',cRay: '91104dc4ca593b86',cH: 'ieZEhj_JcfqzRhelbJQmgz0htu5p9ZdxqA.wpWosjW4-1739402368-1.2.1.1-MXOLB2t3RA24hCzFp58cmkI_0e55WVNjf71HsplZ5fFpi6tkQkd5fTDf1iDJ9RyV',cUPMDTk: "\/post\/3025498167?__cf_chl_tk=gUYG_c3zTfa8P4go1llhcY_xnU3iDlXjxofq4HNZ684-1739402368-1.0.1.1-Upv_4CVQSw0zQ1aGszBc.t0pAoJPFOnk_FrAnYLl0MI",cFPWv: 'b',cITimeS: '1739402368',cTTimeMs: '1000',cMTimeMs: '390000',cTplC: 0,cTplV: 5,cTplB: 'cf',cK: "",fa: "\/post\/3025498167?__cf_chl_f_tk=gUYG_c3zTfa8P4go1llhcY_xnU3iDlXjxofq4HNZ684-1739402368-1.0.1.1-Upv_4CVQSw0zQ1aGszBc.t0pAoJPFOnk_FrAnYLl0MI",md: "vMaV6JaPkVzID97VAwkzfCMskXGMRan9FREjoKo7jgk-1739402368-1.2.1.1-4up.2l4kkg4APSjzwQqdT8Z1KelBrRFTNnWyjfcaFTaaMW2Wl6HcFBaUY.exP5JXP.lXxK6K2XvF.7vYedkZiutqmnH1OA8negt4dwMZdsPGlzEiblxsU_uFWsVwrUe4WUiKPSE0LqvZOXGDHt7pMzhClLZ1_PdW1eJ3k1wglbor5XL17QaZsHA7UfwaYVci.AXKjIQNyocwZvx5iyf9olFMzlL1KID5jJcwQ9JqzSYpJ4sFlMC0a.YWk_cssMIpYCTAf_AQqSIf1CWUSfkUSdFvb.DssyB_2j_ABDdmeq20NmAsA4PmBs4V3CrJttrn7Url6ALDXwwEMDc3zTtiF_q1Aciv_FHFzSXieaiClYZGoq2Toxo5899E0TeJ1siNmuOBFzpV8Ys8hbKe1dj2.x7q7hMqWtdYuahaEnyd0.6mc_zN0iUu8m3N_9OUUwgCSIrYgSQ_wz7qm5DjysJzmhR8TDblUP2iVt79kMJgy2Xt5fKoKN9GpxOHEXL5Sg.xwD63L5GCMM9PPxb2ftZ3qPZEbkcPCP0ZE9HFi8mX0V9ysqpK0SywU60Q1AvkLSfW173Wur0dmMGwCAEKUfoY62OELardEVmp61bdWp8gSVXeZRRf9CUOLYD2uSUUZhuM5lgZOpUx1pb_6FOdO9sq9aifqSfn4RKeLQJSAisA.m.mjQhxGYusRKh5SD7YzGtOYL7vO4Uq9SlCGy.WJjRkLI2NGWV6mEX4947CQJpVcSgkMHU5trjMH_UgOZCBDAtQurq4E3tPRQbnn.x2ogR_PIwTU57gA..7QPbr7JADaEPxXOg_KbrsybeV9zr4fg29G26ZPB9G9WJprJd5yNzYKJO9Pozaqcm7gzWWr3JrL96Bh64GHoD2H85uH_dhr6.iO368QGp3VfecZTsHpoTMZa9sXRXeBgu6qihlFl0miACcZ2Km3QmMGKtw4ZnKdND5PoDdDW6XlRjwLjkoGlXG3Y9ed2Yt7sOxmO4wL7y.qVtUHkI6vCtqm.bvcJgB6taYXTqUOYH9HrBles8aLguIqjJ43Wi.csfC3Y4KPO1ij15lmkOZfWKQGCMA172Yj3jvLR2jkRRilw0B24760EsdJ0abqsqBpr4mxcYyIi9wrYtHn7p98O6d6DwFRDlxOURvTFrPH8JDwNjSTHt1.SkpFV3ZgQFp60.D8dyFOtX85_lBxwTquL7WZDOPvwxC4JfawEDtxyp8OhcYSgVZec.zqZ_WeSr.drbYH1X.BZfHaYDMGQmKcl5DGjAGqJG9VvCBYUP3PxZ7KTiGVQ3vUJOl4KNwtd8S25MD9NjeCMzexnYSautPN6HTaYZqlb_hw7vdzi2sVPUprARZNawPLptyzcWmr7XFwWb.Beuy7uJ1_TQ46BqRdHfqpgo4XzR7fNbK_1yRAK2QSjYYt7lhKodGZG7CQZTNEp1VrP.TJ4K8e1DkdGvEd4VbdlY3fvDIPHPSlWc4bANlFe7FlPo1QU_40RZN2ly5yQkAmjcfCM08tugo0v1fsnDYeVS29omSF2f3QnGP9qU.kGA4HjxeiRboirJ7Md3J7DqtTen6EnpQj_jEC5FiYnkvUwB61y8mHWEljhLfP9GpZgxmZc_qINfW42x1H.Byydv45SzMn5RNT8orFxqhjX5w_0CbypXl56InXxsYEROnXqSSvoD4DOqa44Jlth_B4I_5vvePdDi1gGSbUElDCKDaK0h6TAz6cG1.VjygkyT5bm0VduZtcJLO3eDCF035ewc_GlCnPl1oI1xstHKMt.ay9NkKbWo9JSqkw54pz87YnRclK2Y3jf2oquOJWQRUizH72xcAuqhpzRvr7d42JBHrb7TSl0o0nFRbYz38EVRiZMcwjsKsYXKSUSiG4OoBRnMXXVn7MMeRE88dTrCD6fqd2ZBOD3hejBXb27BQMEfTBiqDCQBUrgmRfG1XUZdTSE9C2WMrd9KY3owzTQqN3mY4b4.SmcaO9ZOMSHkWlLVhFR3DpoeLk4ks8fEB1qKUK3quP1KlQL5swydmTp34JA4PIkHPb8AbCcRGWQ.2c_KMpWEOAG.QBdELXdQlA7KodPfgpW9NzsubmbypqQq_iiGj2RTTE5WjspS4QlK7BbocXqAj8qZU3pIImdb1xYdTALIjHftpLTREmpmJDoGuLgmG0mSmoaFE.p_.KRwMSA9EhiHuxjnvNUY2QB2z1fcOwtDHTZ8b_LZPL8GA1I1vniiOLFRG4rcabZpe",mdrd: "HU1iQX2Z4gl6oVV5sDiRsH5t7Fg7rWL0Ab0aM45QiDk-1739402368-1.2.1.1-6Ul8df15zLDPTVi27nHSfwJY_BRIrLBdVMuw2zYzLKKxs84oOWW3AK9ZWaEOag5TsfC6YjEq5mRJTSL3psBoT3TAsLPQ7AjNUvmO3V7bocwcDsjksZXwDu4efYcLZzQrkxY.w5G_uZLR8ciBZVjY0oi7obiwU2H_vsgOCvR0se8X3wQudepNWirpYbBAID0TsqKO2z6LR08QMd7FDwxX1x27Trotopr_RANENAPK4CeaAThGhTTPiw710K3SIdGzSb18LTmTPbrgJ2dwHKmzwVqC9PoVwZQ_gD0XS3pBpPlMqeJc6Rq60PPJb7fQG7NbTgrEpyMqWqMFLqWv2Wewf27mBlYFIVDZ4W8Nxchq_pIuhDlQ8D05tSTCLSdTmECrd6DnoBqeJMXBl7PnO2oCkAw1CyrqcqTYWamNx7Gmg9ac_LPR5nRpk7.MGsUeIb0cVLrsHPwuTPdGLlD2RE29oMsHiMC.W95gfAk_MxDVlWCwDKvkzIJRy2ix0ElPNQgyMqubXWh90jdGhyG1tv9vWO_uvfNowoFJxSImIACDBd2J7foqZJxLO92xZenlhVDd6h5loIlvlOBu4s56El0Dl_TyxoP43paSsiUtmfekYlwoZ3j2P4Uea9m5Wj9wkeiLc0JZ8wU5eeAwheSt47MwoABYJgvaQ3R5_rMAgRKQx9pK5XpQmqrQ9cd_6ZVJGsaVwW899isIdoIBnWCq5xv30VL.uQivroDmNfOZlow_vjWq3bRgwdFttDI30BWQlaczyzXx9rM3yNL2n4A4PJscmRnuOKXts71Jvn6OKHUMqs8kGstUgWydxGLkUsHRrdRhll8egv1kcyeaKMgRbM_oe4JUnKnyQ1lAYbhhGEXVX0ePdQn5OztqIROI2.nk1fWp.tMZdEX0jXitpBDgp8M3BX.R1ewbOQVpDCLBa058F0G.3Fuz4ww4jSaJqScAB2fV5Jn0Ty5odHiyVIWeSLGAKT74TTKAYlF9mtWGYd7yPV7l2iDMOodf_wpfxYqK1pqFwQ183J_wmrcDqyrWA.gKmslj.hHD7ighgQJLC4dKFB.I7ydyKTWR01DN.x0igyCjCNt0NEHQf_.FKQDTDUMscHx9wFuuNBRI6X1y9bjw90m_ra2OelT8nNxRowWHXoinUopJC4IvOUP2Y6MPG7_3siU_wz4WhYvvBV07PwkclM.HcjyvyKCgAU5Ygv_usOfquj1le3S4InsiObfgGwm2QpFgH6br6o3ABnLjyzN.qawyxg2mJkX7dootNJSaEbcKunvHBbpZbc.pFopV8lCW.hx9tGApHuAH0t__cynCrCNGUQicBvw7oyNKyXvwRrv_VPnmOjfb5g0m37k2mV7_PAGInfJ3cQEKRjeMv1hkm98iRpsgBue3OeoWcCu9L7iieqnq2K6f_5.4S7.mGLHlArWZNDEV92hoajocF9IygRAlkfgfSpi1xnX8axjGNxgjrua6jQE1ZqVmVG1KMJE9h8Nqg445uP9UhvAHUMeJUuLcnaT8eb4mL1hVA6zdv059V66Dbwkb4oBCzhzzkmtp23E6KoJFoIPAlS2TKtxQz8JxaJitv.fiWwW1RX37z6DpCYWn_5Vfgp7WQAsEUdKBj3dfDwPhnTLxIgGRRw.S36xLvy5nwQoXB5HXJ1akQkdOmKquPXQiaw3xV3qCcMd.BNBg6XD_Nkq3PZjVVTcHxpb0d4X3YscNOnyhoK7GgejR4GLt0jiBHp0m28edddyvtuVweCnNsZQTCnNzWyYEt_MEPQLwCIsQXR7nS8qa90vskq0.uuNDp3OebSO3VZ2nvm7mLMAyY0Ff3zkre4vIpLY"};var cpo = document.createElement('script');cpo.src = '/cdn-cgi/challenge-platform/h/b/orchestrate/chl_page/v1?ray=91104dc4ca593b86';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\/3025498167?__cf_chl_rt_tk=gUYG_c3zTfa8P4go1llhcY_xnU3iDlXjxofq4HNZ684-1739402368-1.0.1.1-Upv_4CVQSw0zQ1aGszBc.t0pAoJPFOnk_FrAnYLl0MI" + 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