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-affatqqw5.mit-edu.top/post/0628419753

  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,PHN2ZyB4bWxucz0iaHR0cDovL3d3dy53My5vcmcvMjAwMC9zdmciIHdpZHRoPSIzMiIgaGVpZ2h0PSIzMiIgZmlsbD0ibm9uZSI+PHBhdGggZmlsbD0iI0IyMEYwMyIgZD0iTTE2IDNhMTMgMTMgMCAxIDAgMTMgMTNBMTMuMDE1IDEzLjAxNSAwIDAgMCAxNiAzbTAgMjRhMTEgMTEgMCAxIDEgMTEtMTEgMTEuMDEgMTEuMDEgMCAwIDEtMTEgMTEiLz48cGF0aCBmaWxsPSIjQjIwRjAzIiBkPSJNMTcuMDM4IDE4LjYxNUgxNC44N0wxNC41NjMgOS41aDIuNzgzem0tMS4wODQgMS40MjdxLjY2IDAgMS4wNTcuMzg4LjQwNy4zODkuNDA3Ljk5NCAwIC41OTYtLjQwNy45ODQtLjM5Ny4zOS0xLjA1Ny4zODktLjY1IDAtMS4wNTYtLjM4OS0uMzk4LS4zODktLjM5OC0uOTg0IDAtLjU5Ny4zOTgtLjk4NS40MDYtLjM5NyAxLjA1Ni0uMzk3Ii8+PC9zdmc+);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-affatqqw5.mit-edu.top",cType: 'managed',cRay: '9110537e89b5e5fb',cH: 'YFThaOeP0DnPcLOemB45jphJFb6GnDFj8ZdzcJcwgqo-1739402603-1.2.1.1-izcmKLmG5pUPMKlraDduRVY0hWEyWei4o6oEzKDUgbDdKeReIcBp0JWRgnVE3pw6',cUPMDTk: "\/post\/0628419753?__cf_chl_tk=ZWPiddbuC9.ECutYbARREo2AZE8G2i.pCvg2mqTzmgU-1739402603-1.0.1.1-3HmHKsKss6BPCNgZA0.UqYaSuqDuYBGm_tNumQMidlM",cFPWv: 'b',cITimeS: '1739402603',cTTimeMs: '1000',cMTimeMs: '390000',cTplC: 0,cTplV: 5,cTplB: 'cf',cK: "",fa: "\/post\/0628419753?__cf_chl_f_tk=ZWPiddbuC9.ECutYbARREo2AZE8G2i.pCvg2mqTzmgU-1739402603-1.0.1.1-3HmHKsKss6BPCNgZA0.UqYaSuqDuYBGm_tNumQMidlM",md: "I1iYHGzRMQ5xITE0Z082NA1_1W4WgCAcm8Zmyp37OTw-1739402603-1.2.1.1-.AaD4bPyLo0.4.2eWPDKwyHrf3Im1LT5dFTwbHOkmOCVwUttVOeGAhzOZsSKKeIgFcJxEiggpx58O1b5rrZfIU_2dYkZhOyMjviskAE8FThKGt_EzIb1fqlmNipM7uBv4yG1hZ.Hq_9dA5yd2b9.b00a_O35O.HbdZfyHkB.WvYxrgEW_zbzWfPYC9VRcAPDBwzwEiMBf_Y_ncvRngB1fd1yaMghTfMVrNM7nWp4xqMwaqfr6or.SqFJGoBYTchf8JmBAK1TqUPrydf8mQMYCYA5wh7HQIZpXIrLNgFjLwvV6K6YNxqaFMGqoHPIte4qJWvCKifTF3RBdpPBdZyt0Zce4t_M1VNE_3jtv_4QhS9gnjb.tfCK9_qt4yOApeUba7F7DMmlrN.OOxM7RtHPe4fzY9XZEIzOrW.gEBvq6hNbu9d08fmu40SvYuPS3Qv.R5HicqIV90LUj.exJSj8riHB7HaRbYvauCex0TmUxlYG54f.LREGbP7w59TPUu9ao0UA9e0.HQWHjpKJTNoFszptf3mHXr_cVOfSe4U18AB896DxUG1YOCPpERqNhde6UO3g7IANJaRE9KF.LtrUvqJOshedt6CRMUZugEzidTafslFG3jcyYL7T8Rj1Nh5_NJjooEN8p5ji5HdYcF8Ts5FpnHljo8F6zVAMHc4HMiIf_x6czzVS7_ipJhnX4azRg10lcg4Z8lhdL0Cc.DvRNzot_N0eEhla2SsRPyWBwHfnmVf34xb4jRgQMzIsmtUm8ZWvklWo7NBwBVVxGf6_ZR9BgsutE1H0BLikq_Xkjm9IFkcqxKJgNzg5g5Wex3GfRCSEE1EzZAws5_IVGdq1nMJTRZGP8635OuE0diMwZi66W_1EEzeb6tzvEtcXE_WDbHzgqHUBv1zpNuF4XpOuylBEA.Jb3VODxmffTI2TatSaEPlh3P2lZ3Pa6_TmEQSy5C4OrUoiOwj438QUxSZxfw5aRjkN1II9nrGIVMbXQJjsy3Oe_I6Br61wOCbhDQpqen1cOK_xeTqW6qcSYWvspjFdS76PuJV7X5WrBKwZ3f0ntsOfq5MIhnAz5rRdawb86Ctr7DsYVDgd5g9lXM3i43SS6EIz40Ov_H_Ze3JLGzyO1LYfaBcna8Wl.tJcnbxO1D07y6PR2O_DwQw7419aj2dekATdPsu52ZYnrwh96k6ka2_oUStdPRXiZP823ijfoNkts8XZ4fSqnuc1C28.GOnYDylW3UNqtH.wfsY2VttQej9pzRz1jXRGtHPm5.yfTJCNRvjqg5QJZRqZ6_sD78N8J0ImbEIuwTrwbdI2c.2wGMhJ39S.fbuGtM_CBIGExdFdzRx8qalGL8vO7QMaFdwfpYYz_g_SnQkYHchqYsSc_fQ2JVgxse3rG7IsSBthY9MJoQJ6h64sZ3Ckvxv2iwAaCvS.NSHb1jeu26Dj8ry2wSuEq73sMJuUwPYry4wKysBZ5f2FHnFjl0n9M40kTOY0mARgE54GxUCLW4BXWFOaWMEsxwT53K0cE2ZPzFT8AhOdcekIxNp_nYYo6fh1YDzHYJ2XRXyng4fQiVGg8dxg9pOxoybK88B0HetlYCDL2N8._aWNWwOYE1xCh0qHBH5DQq37aHHXVBxsng8b25GNc5PykizzjtpPKsQvzlixMz2jE9CfhiauWB85qxaK9fc7BAaegKeZWhctbFbcka7_j97KP6atjMQJT3rzz1dKRhymn2SNWS2ezSfPKlAEH2.mQU36UIoDamF3SQKP7xH41F4prjsSXCPDO8L2TnVtqykVAuakdppYn6DhwcNHBHF6VfC1sGFaRZ5_z7USPAWok65GolL_bC0Usxvyk1aWqCUGPscmTGMiKtWqh3zEFhQLiY2hqtr_H_UPytQ7lIpoVExEGY2aOyvY.wMV6FxxIpTP72fp3YOKkGvwbpKjIkCAe9zl.8_4rQCzD6qMOsTlvxBe.yd5q0c2Lamu7W8luVU3sP3AULvrbWQ6KOsn.unCTZHu4vAgTupG0PHVEqglWpXmzTtGjhegkV6YNLpCLx2.Txj9PBRzcny7UIRg3WfYv32MCEt9cn.ff3kGcocyFCf4fowWrfCGXka2zfqtJ.KdQqiwlf.WQErcpBnOMZo3Tgw7u5ykf6pRDMC3HAjmD9Xis9An.bgpqUTlzIH0UTg20FqUu68JQO6eeP6Pe7Dc2aOvuKuKxGd1WFfqwXzy.0fqyKL6fgF631164iZW",mdrd: "fdrDr8tlq6C4hjlDp4Nx4Hl6oYrTWwiYLg2zGFNWjBU-1739402603-1.2.1.1-udGhxOsd.HThkPDiLCb8w0S5niWd7sua8hDNKrSwm9wnJS.eWVaDt9qDSUyhUeC9K.gsfE5ZuydYBFfTHTkv0ri38.uDPQRJp0lNzN3iP762gH1gafi_S9vKLyle7d70e2yd.rgvnKKvoezHfysP_RkKq0IyHVcaDYYpzrKtB7zXkdDZq1Bs8La3vZX4wxH1xpNSyUElt9EpmfJbQ9XnRhO0nt2OFZHMFgbodRqfNJftVJaiDpEy3OyGelUrM7.bLmxA5nihfD1guAcuqvVRiWESoKzcHojHVR.A0sPnj5dWQhCA7Q9XRlhl15kx9UuWVPZ__bk8mRlfH5G5Kt6oLsENJPr3d4QqCWmXdAlQ9nQsPTS5vYpygmVY7Pl1ldAJ8bVxf4rZZr3ElJjeXiBUewzb_1P8I_x01Pl4IOaqDObJ4FQ3jkVx.VvWSBfeZ_Op00sZ0GGSeYJY47PzBXjtgBj1STcBSawy6i2pk5qt1g23bHy5gp5cX5zQmdAy86Vnkehw6f_jgA1yvIC3p2VPiv95gjS8A3t78Wj0NFUgn9s8mY.nUlK7oOl2CQdfuXueO3wCBlGYDFUMvu8M7isTURlVySyO1f3HT3EQZHgoeZgNNJ25uRR3hvrDJLL0t39ArIXMYLl3NXQMjQ1v.XW8Q.E7.LKXAlO6DN6okIZirbmiTTxMSDVLiGYt9rKeoy5DGgGM5h4n2smLo50A9iXMgAzVgRXYWuEbQvuX9JLDPG9229dIezg9castqtLtXYGTyLmJS6pHmREBNr_RViI.Y9U3LuLDIsEAWVjWbQEw1j36STyZBUxClFCZhi2NhsxK1wugHpp4rAfnyCY.pFFVUNrm_6lemlwQAfL3CqszWs7jAuenLAS40dTuDFO_dFnMuM5wfDyaU3wsQUO6Yr.7Xv5ghK8DtDpemuK4K7qdHnsv7WoyH0uHfx5lJW5RWETrYi94aYPLKvl7p4elXRswlCXlmr4nK1E4BFzAkAuBfR.CpYaRUALb_AUsAVtwPabyohB800yNVxTvLsKvEgegMXPD5Bf.Z9CgSzC.bRmBkgGKlovTVq_2Q5WTZ6z09UtutATA4AhAIHBMESmVPcdH5JEiWMQNhmkh0QbIUpf73X1SwDS0Jt0Eg_2L_Y7.G8EzB.GvHq.eIPPsliK.Bx7D7B6jpyY_qsvyYzyFCVF4gOeW9vIrnRu_SGkFxN8Y7jqpQHDwJhnn4hhYOaWEbGMNwMbTjBn4w7iN9S4lUYfsfckW_CUsJAXqyeAozFWmijQdBfr2ACvBngzD8..gMKRf.v78z1GNZ8HOxAqhEWb8i_xslL2l6TBjt80_Sr1DttKRP82SWnvLVLasNHb_SzqO5bltBvc21lJBkuBw_SbeUm3W06Ygn77GaG4_.LgvNM.gyGg54ghPWLLHYsoAiAAXJ_wj7xjxcr.ZLSaurFE9bKqXLuE8Qbt8AUrZ_2OCfWmrfNsENrthKabLbtKcygfC8nC2zOMiZ57v7OX4aAaWqSfJuJaq6hblSKTMt7fZdv4Zr.xVS4s8bDj1US1Dn2feDk5g08JIlrl6t7UYcRXh2RDGaM6yd3SAXzIDUwkxOxvM4.jUYZzjfMOthlsq07qbUvnYp.ia.4rVm_xTFKLXCuCGFbHNOMKlg3ujNObrfuMJ6Bos1gBPRW0J9C.5MTeoi3R0PhxKeTfvzTZ1pY445pzX76Ye8zIGoxt14uTYaVM5EKKe56WcfTD11PhoFCtpt3Oth0oGgwkTY8nIWbLDAlk5vkcQKgem5A90gzeNQ0p9T6RqseX54wWZYMMWpWefZ0C7HCvygC4tSK8Lq20eREk"};var cpo = document.createElement('script');cpo.src = '/cdn-cgi/challenge-platform/h/b/orchestrate/chl_page/v1?ray=9110537e89b5e5fb';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\/0628419753?__cf_chl_rt_tk=ZWPiddbuC9.ECutYbARREo2AZE8G2i.pCvg2mqTzmgU-1739402603-1.0.1.1-3HmHKsKss6BPCNgZA0.UqYaSuqDuYBGm_tNumQMidlM" + 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