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-aff07uzc8.mit-edu.top/post/7094125368

  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-aff07uzc8.mit-edu.top",cType: 'managed',cRay: '90f7b21dcbbd8791',cH: 'I_Rnpl.jPnE9uQdu3.Wa1Lc4vprtAwWRlsprAeW5tSo-1739144335-1.2.1.1-DwwLSCp0sAbFuSe7EmN0nIH1zSpm9uD75A0cHgiT.OCmUbxbo68gqDBXQP29mCTS',cUPMDTk: "\/post\/7094125368?__cf_chl_tk=yw4QLuX8RPHtw_nzTBUA83R8lhHbu3AuYNjR3CiU9Mg-1739144335-1.0.1.1-d3aAzC921qsOe5xtQ5QoXp95NOP7C2w2clbZ2874EyI",cFPWv: 'g',cITimeS: '1739144335',cTTimeMs: '1000',cMTimeMs: '390000',cTplC: 0,cTplV: 5,cTplB: 'cf',cK: "",fa: "\/post\/7094125368?__cf_chl_f_tk=yw4QLuX8RPHtw_nzTBUA83R8lhHbu3AuYNjR3CiU9Mg-1739144335-1.0.1.1-d3aAzC921qsOe5xtQ5QoXp95NOP7C2w2clbZ2874EyI",md: "grHciO4qkCS7gyiDVxh6hsjJrvL5j.CCV9p1IOAYq3U-1739144335-1.2.1.1-HQuiRwsYu1AMGZWwYVZclOHCayyYQ8FCSt8apn.EvI.5PXFr7V5cXm0G50.Bv.zgk8M32stAN2npTdMzZOVoF0VtjY3PURc60B0opwSvn9wj_G5mORcMTasM_9J26sNHGCW_AetX3uiQYXpWD_1Jj9XhUgoeO2HkX9hCj943yKDfUPIG62HX_1.25UCcJ7ctbCGvDjHLglSnvJShrBLdyk9OGvFxwGUrTXtMEeB396J7N.DI0JqcmQy3QsyZyEUPeU3KDXLRFnjF75e2gxui7pWmfl09aDlMa4h7PQ9wYoLGv4OsITxTSUGdG7YrN8gZsZw2Gr3HVjWF057k4cLHQMNocBFFzK4C2ODURzBJhwDILIxENBx8UqzXzSGmWxLnq4QhWnBH2xeGUOMZsyDg.EmHajyLKL7e26NTK8vw2xlmjmXDwaDLkVm_oEPIx.pskmAqFjzxNdrzyqD6Yww3k7ripKqjKl0bbOLZsa90upOpmBj2h36gOdxe_hSoNZD_xmpoQHQGskrr38GCtiGB0RjN1hRKJwHZ4IkQBW1Wi9D3jhiaG9IRNMJwDDfvzRSRAoWpzfq9VnTQNIednFnwuttE8sGX0NyomFEtRjGF4fu7Ss8YoSV18lX.5UN7P8D99HEKKm65MXM_kgiknYtdWmXbAlSH7YUZCcJ14.3UqtE0uz76Ap73zKWY7Pdn6oVD5_Jc7AqJBKKKC8DMZSY.qCAFN.Pj0R4Plib_eGRqvhFGCGEqQ0A0Nor01oA.M7VOVwpkUs6F8hCWTYpIRISnpe4bqJXefrMgbCmjF8jndni2zYV75Mu8toM2vPkqZsHRhJZmxoe_K_L0frgQVNLUJ2yD.dQWCffpXIa805JF55RHjmrUv1ykHM_qtL6Z2KkOmW8NRK7_tGaBp821r2reL0XJHFx99.lDL62V8fsmi2VrnZNf.FhJyk9KvqccVoHQgs7rk9nmI1cvz0jTjPgVuHGEUVoYqIO5VJEqRyNZC3Fo4p9xsE3fS7diMuvnFo0v6Ojpj8yPmjS91npv3IgDrBhESd2RNh_0o7GR09ty59kbEmMkjNoOtMj4wekaXJn1XXcdlO5vSYMX6I7jqQfekOW2CjnLuypxDxn6vq3AsWyoZZwLQLjOzO_YrGYdjy0cGtd2vHErtyxEQZveaIT5UpLXPLbUApc4TGqo5YUkhdjOC5T7jV5QlMqrytIWVDbzufI3yyGzbXI5T_1sL3lNpzOTewDeosCjbFx9XjSJax1E2td4k684OO.zBYXIZEYTFlb5cA4EBLkf4LSoFecHPPjczCitxT1WsqqUBR920fdJh4UjmnueBPcQSug9FZNLtV2gZ9xkaVceEte515M0NUvJ3ZHPjWVfP9hfziiEmSh8f58Jz31a2PESdp7IIZ5HcwHEDvu_dGF2H2ODErhNEK_chwAUtNDWXtERAxif7tGjwWrrLk8_sbweGdKME1JpvY__3_fpkpM_TpjgCgfHlJf.6MLRWq__3To2AMuo3hnYbpUT.Jjnp7nDwMqo74QdirWzDjmhhsdCSYtNrEgZP5SWJJqLSGnBU8yPBFBWUOYX39CsJeXDB.C_TFMV5i1uVYsmVX7KwBNrE_8SoRIyB.jXWKLjgsgCWCVWX2xfrQCEgwIBLqvI.Be0TI.NM0lH_TxZ172MX6.9KKI2kx1v.7yKTu5NDrP.33SV36j0M7Qt7RKZ9EaVBw99tEdNGhQLE_jRX3kYCZRDNdkpyDLIs._qS_MWOzqQTjFeWAbUmxRS0JQmqObgvsrkctpibbsDN2p7Cid4VW.xKw9k1rJwZLCl8KhgcQDWaQ2lF5h5RX6QBgZx2i06t2PtT9Kyu1miZPO3vlQJZzbUsBgev2A_yE.62XUCjEQ28xV_9j3uzTkGTE4FsGENTKq9ST_66DtWycbeScxvmp7GqDL0aRYtkhuN3JgTfHPx0.A5izfkpYOa7mxSs5DmRTXfqdaYvjef0.uMz9YWzgi12Xf.A1ShiTWF1h3RHNTAPlPLiT9L62Z3JARLc_C3Qea1BL2CEeX9iEsjaQ4i5FiEORG_W648Nvvm1q0Wqy4doYUiOpnFhnFS0ieu2tJH7WHwF9xrIS6PFM.0V4V0vDlaZvAUbgF4YENneVmQosAeP7n1kTls8uCGEukTMFhli9lxYUzmh3APg3_x3P43ki.2TB2rhXc.KMl6DvavSMhZE526CG7vBiEYOIIb9QwFzaR8OSwQecBF",mdrd: "hStHhxwU_6V.6kGrY38PVQoch5pSXAzhTFLYl.dILQw-1739144335-1.2.1.1-0jD24i8g8plFp_FsXc_DuiNfPazdoUCgWB5ZAD7iqdspy_93OpUioTOK0SY4qfl2NrY1UyAvse.HrxoNDo8wEfnUT9ebzWjByY0x5cW.vDg6rCovmLwYHXmPWcu1I3uCiDHgVeyosugB8BLoBTs3jJW9qT35erTP1E92OQmNkptdN.Kte_3Ie46REceFqk8FP5firopz2QOxJxOm3HZmoQ9JEBmit9ylZr1izUjNipNfLfeRix7SfcDOxiH0XKo50FU33TIO2t6jplhdnfJ6kVlTZGS51YZCslNte6GmWT5WE53EGxj5hW8gC4Kz1r1p7Q1pkNtI7ffIg5Kt6Dqat8MvUgfAg1EYSwStz3lSnTci7w4V9h8NvLGnIVMW7GcrZVes3u0CHW1rbS349qiW4A9ZA5k4at_pbgToD7JHZVgc_mjYa_zIUz0HM.bPjQ0qWkFYtkmOSfl3eI5RzScbniKE70WCFeWxRNRGmKl2AvPACifJYgdPi84sHaHUyrPSsDmYKW32Cx3w9s_H7itd8G7ygxKPmoAb3sVSCt3.Iy7V2ldUyK7p5Zt6dqI9UUdtXLu4.Jlokt3tq14MYmlvrnAtJP.jfdzoCursEV.nxUnJ61H8jLA1RQlnjlgiSHjw..nQx4detTQ6yPc3gLMKcZHjDCqCRSG5qdLDgkQw5nkb6unbv1Hz4VL2wO7Yi4lVYtKKdLKMCt57CHhu8El5kFy4NCfstLGj01.d8AgY7DqpMeNgG.AS._ZVx_gT.AmTqC0RZTTr_fs09zHSnTOi4jPfRLI3J3NCspUkIYawgjzNlz56hdBz4UCvVJC2rws2YmV2lajopO0BJUEOBWw6un96.LN6SMcqpK6n57E5_Vqy62CCXZFYK24h9N9aHbDh5YRFHJjkN8jyN60QfGJuzt9d77xxOvKFWTFy3Uwl2BCeAF2DID3D0ULXmPUJ7saOgnJVb6rWtTEOaN.VUuq_QRLAix2YCwkTmZtkJHyFbE1ziMW2.Z6RBWi6twVeTk2sDC6ESaQHJD0hiK8ZDgWY6hu_wj1FiDxCdvLvEn_Xcz1nbDDTi3JZ8rF6SLMoWbPk065pPvuXmC9JU9_jPHLsjXydC1NvbLwGSAHrPJgErEoDUIX7XFIHYJe0DtWPpSpY97X6jy8d_GZTHn4wq0mDMCyl5VQN_EU0k12JrhbRMV4H3h9AOMo1Twe3iwCJ9rx3P9w1Fbrqs7W6xFPZKSJ_sTspbXZlXsXdfzogtuzhsXST_AhLAQRZ.mtC7KzxaH5zjT45vAyhuq7FsQCBS4M6xVblkvRrIWPYJ7EU358cNmNtdn.aujgFELXhFuR239XWI7uwLKYSvf8q94dQzrC9z5qVSg4ejaLYI9QhBSG_7nnayYh3KRYAbbCJxJY3VvZvKH0DXY7E1XBtaWDxRR2RrugTORQiuDUaPfOxNGPovhcW8co5siz.UGPbUOVuyDu0TYbAiee5YBTox.laVAbRcVZn4aZMrN6hSZ8KFPvRLqSdaQuxKjP9Xt0xwq.fc2_cxmfy_hljaFIjy6AfYftm95ypZo1E_1qss0PHQGB9KJtc8Xj827q4BKr_YS7m3kzMyDKg9stQmRhO9wQT08h_FtTUfDkCkYHyniYx8KYhmBBOu8W3Ek_tkPf_ZsrdlLzNyrVNjptXuBm4JSbuafaPGFFT12IkyjS_DLMT1AiWe5RApBrqZNydsRkLLeEL6fxTddOvOwkgigOYyerLgHRmu5VAovApIrM_z1EHfDh5ea5CKqOsTU8VJFSz4FEZbZKa_rSVyuNoB5POtMvutyM8pQ"};var cpo = document.createElement('script');cpo.src = '/cdn-cgi/challenge-platform/h/g/orchestrate/chl_page/v1?ray=90f7b21dcbbd8791';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\/7094125368?__cf_chl_rt_tk=yw4QLuX8RPHtw_nzTBUA83R8lhHbu3AuYNjR3CiU9Mg-1739144335-1.0.1.1-d3aAzC921qsOe5xtQ5QoXp95NOP7C2w2clbZ2874EyI" + 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