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-400999147861.mit-edu.top/post/8974206315

  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-400999147861.mit-edu.top",cType: 'managed',cRay: '9112b5ef0a643ae8',cH: 'B3AmevCotJdziIn3hfA0KsxlxtfDTjH207qHTr1eaW0-1739427606-1.2.1.1-B58ZfzPlyrriGEFl.22RA1i3OZNOLoo.nytN.zeErU8CUmKEMYuGjtHLnZHDpM_A',cUPMDTk: "\/post\/8974206315?__cf_chl_tk=34qjRjlU3J8l0jZWX_nribMHpbddb_mPA9dd22eTA8k-1739427606-1.0.1.1-j_knwKwcbYn7ewLoFezmUgfdBclXKWi_Ws.DwfcXROM",cFPWv: 'b',cITimeS: '1739427606',cTTimeMs: '1000',cMTimeMs: '390000',cTplC: 0,cTplV: 5,cTplB: 'cf',cK: "",fa: "\/post\/8974206315?__cf_chl_f_tk=34qjRjlU3J8l0jZWX_nribMHpbddb_mPA9dd22eTA8k-1739427606-1.0.1.1-j_knwKwcbYn7ewLoFezmUgfdBclXKWi_Ws.DwfcXROM",md: "0VCezjmSy1Lx27ThJ6FzzZll3MJD00kibkkPmnNRM60-1739427606-1.2.1.1-mFro2vGfCFZG3KY9yD4rij_IFWaIYdb3s0BzJSBJTFWqk7OLmk81t6hQc4yS.O4RMmKH8tZSm_l2IilJbtKa.jnlD.AxiBZmhvRI7btG7EtxC91WHw0WucFq5pKg8Vp69Zwa5MgJPHdd5VPecDH1a440.P5XglFRy.GUxWf0phdeLfoEoS.gQ4IN_9wJuJ9em3ly7onByHoz7zpTBlfSMln.sEQWqChXBIuFRws3JazVsuonXiSssDEJJjQzUOArlvfKkF80T16m60j2oG5oG_JXXGraBHJM3H0BEKta4Fx1D4zuKUHY7Rhwf.TdwEk2DntmvWHOF5h8W_dvhtF0GgB581x.jFvORZo1rPmrRVc1OIv0crfriGRTcaC_TeZdyaSy_j_kaCCdom4ROwEKTJ_N4lgPyUlMAhHFg0uNp6uqdY_SyHIfbU2dN.kx3yj.2ZZmMrAUIz5olOhgzWdOOo_qtOLx1ysA_CgPvgTCYIt0AYAakEymCZ3DgOZPWS8NPLko1glWgM_WytJ6k1RXzECU.xrrPKFpb68t50PmSe6D2ye6syUe2QVZ53w5HQLd.QCKoahC292teATg2Xx.EcuaTk1jLb0ca3JV.SNdXLmiV7MSe_tVQkBgmDJqr.O.TFNJ_MSPRjdhKWC6bNtMn0RaTrAwcj8E94j4cKqiebkYTshW3KnRwW7jelCSA4D8f.epYWxSPHLyx2qnPhZ3d7JqlaS._hNhTYrckMZmIaWynBdVh9BBT.XPyaQr6gTVAaCbRb9S7nDjBb336GMgpvr.oVNJR2Qfln5rDkZYJrlumPI0M.OH3.uDBtx6UALkjPjQBPzR9wcoJWL04cpuJOm7lyPYsQrgrbaZexu7rlmNqFnJxTkpTyQYDQSk4iTAC1oNRWh4fhh5f1QRV9BK9.Ygd622VYWbmEaVdIj_zKrKJ8f4d2iZmajs2v.lhZ3tj73tAOyTL2KcaRBe6WeEZeGWEQ9CPiWyGQCGTacS2OpCcp_iY_l7p9DJeQqS3wKdCH_MY8chh9gWYCZ8w0Q4hEeXMFJwAAIrMkowB69Qyony5FbDsKNWL4Dgn7HKb9ZGkkhheM9QlYvUXNw6__rFikvXdlHDNqSabaa6hdOw7x_n4D6CsJNR4i4gDgS3wPrakkSJWs090qBghbooMYS2Dn2iV_wfAOLsOp4.IPFInX1WqhRSVSpg60h3_9tiS.P0lJ7P9wBugVTwyeWhNZvKOPaZnCkJhiCFbV62h3oC6txwC5ao7rYtybWALZyrB6c2dUQZpkpFWQBfAg0aeYTacJFNxjbJUJDoGYyGDLGEd6i0AvZMBAgBtXAZq9PdEqqMPK0IW65ub7sM.pv.uFiOidgCvPXmzlWRwgv.oWKjaPpCLshUfI.ZeXirwOnWgGik.oP72sbTkdkxllmfDoXIhnTeN.20gHEzto1Mbc4vaOeuN.qT7BSTThPk6qYwgFsnhd8xrAo7wmRACtbmxBxeM3d1IgxikM0rXKsoS4wjJlHXxjZ5W797lOWnc1RsbMY2yLUAkMQtsbyCURqGQIaMmkRfkKIG7pt8o7nh2K3O7_7BeJb_E8elSJ2MmKmozSiEj5WYnYWlhYS6sIA0giPUB7doI9ro5RmxEumtZXcTAHkyGB1LFKOYtF9faL47zPRoY3LwXrHRR8xukmF9xDC5RxrcJV9K6V.CBJqNhDoHg9mkzw2Y8OPqnkFb_1pkHSXzxFiL6hWEbeH3usmCNHvyFh5fPnaV9sENNyQhtTi5Tpr5LKs_HFmKqDdHcw8YkZ6GcJCLmQL6.GdC9fuSGU7j88eNphTuc._.tSVIJ_5rHTSelUsBWZ9jQIIeiC.UQ6yu0Jw7NumH.IRmaNoMEV9NxB3iXE.cG_kuOfmnEBwwwo75n8aPpv_z0wk8OEpPfumx9P490L.hPNUgpz5HB_MWKH_P7yLaDoiVcGF8rPH0eLll7dBGaBknj8jgYvpVa3GY.kh1lfXiSlK8zbjyIsYAAmOkBVqQva4n6v1m5v6jg6gUNwUgwANMbfO1MoEQpsAKQL5pF9U8UHICZyQoZUqkOA5NaGJAjmeD2.ouAcHjvWPlcje0MmcIRsSHN7s8RO.wfCaec_wDf9EoCRFUGJ1n78iDMwFSaIAY7eKzUAy2v38eA.K7R.6DiBT1FRiaa1h.GDIVLtuLQTzCozwTS3PagHOf1YpKD.C0dr6U0B0HkOZMm3Xl_xviUi.D.xMdo8Ay",mdrd: "qS7pIU13HDv.ShY4WJ__e.PiV.tAvxG35bZ55PMnDes-1739427606-1.2.1.1-9iJVnEHcs1xbq8Am4jEYbeSzbrr_nCIhDbh5mmmUyHxl76UTw2DEt.McrRrFdefFgREttWVOFMDVoDRudJHD9kHLj3lHdJa1QVmV3nj7oqlfmrcWAz0Y64wNK_hF6v7Yd1qDuivEB0mOtL87.K0ERJB_.dDkxU1Us55lza41wvflFeVICgxL5dqxFN1L6QyRFyIcELf3URzSZ7pQ9JcCyFJFQN9X057Q.jD7nFjJ9.3x4uHHiqYex7aVP7urFjIok2ufezF3tzq.m3C1UcPSI5O7UgjjGF6heqkbslxEuNMTkHEJI6a4bs7vfZkleJ94Qz9_I3Fad31blS5eKmeGK4rxQKo5HrTySLjO6XY4wZe56Fx.NUXNbBPLcC09gqtEPxKuB7_5ibp9LaVpwsniC3YGkld5JtvvBqcZpN0ONJVmp6GcK73ih8WANm78OpBGpluGuYW_1nEQP8Yj7qvHMXrYktdNiRVE9n62Ba_D_lIVR1OS1WWxnb_2dkbB40VAFOTGtkw5oh6uHFy6zjywcPYCZbh4lBlEWZbcPh1LOqwheqqRAt6GEqTxup6Y057GRGuRHM_fIdacESATcvNrChN1f.YncaNuTxpscimJRoRAmjgfo_yZS9W.6SiESM48mdAGdo7Am3r6Jad4QKgFYTiY0JhoZohKn_qKVXbzMg4zXdU3abLwbXU5IAiSxEozSOLFfCJKdOUaJ0Q2i1lj_ETdSMCzurNFamb6uqqO3Zy03DYzCMHo6dlio57B0CmQMFM_JiYwPUvu3dfeeY46XRKvW3OQCWPFcCUOzeZC7YBdYe9H7M8JLPvICbkj1S4IS07a5rmlHVVjrQb8oLl4zK0xYdHL1ggrbCyLWJJHbNjwHkIbDQFQvNnD_FizmzYFCqHgDULPyBf0cb96rDwdEQ3crm1531CaRwssVRz1D76UyQY8GV0Axd9sDe6PQlTWhSKcreFlIwCRde6yGELA70NNxO6FHd0d82mwH4CseRFupxc5zfAoceD1CGf7Q6NkdtmK.uNoGi9eO2LP1z3b5L75xJfy5sBc_dZzio6JQVk8Ns.T.FQi5yP0YMSrhq5VNTXYl2UWgRRW.yYgRuw2xDuvfcHGwQGfbCBhHEoxMH_6cItdl8Eoqhdm570QBP6HS9x1qLsHbsY3.HJVmjgxeMHlzvOKhUe90MlrxQfeYRfgMzjXAKols5NBy3xnsdA4Ipo2.m3ymY.70skbaAk9uiBi_b7QUHJVm_v48mP5ycsv7D5dwJgGWHxJ.QRLoWQz_zfLV2AUexRvQMjBoCOOabs3NDf_DTlP_sMPYwzti6ENFnaMpjvwO9gq45qLGWxUI6Eoe88xIzbYLoQhVtcKQ6uGBSTM0bjFU1UdQsEZXfYnNfwd_YmfUUifA9rxALBQanykF9.f.mgxBy_VkQOAxD2MrE0A4hzuGe6ZgKUjMDanFgeUNO466Nvt11yDSUfFw5X8p1YnvGGkGCG1VEyGZE5KeokQzrxkD8fwFgRF8taXf7hh0_dXl4PxriMKICyvpOghgkEY6Pf1v9DkRHtg0i_vgg45W1PKlir4JUdN47aR0QwJO6gL_rpoK8C9ApajTAmYU3_LhcnfkMHN6HoYmO6nM86ZvAzo.uCb6GCjzZrP.IXx7JepEclav3sR.CyRuFK5h8toN8j5UWvgw7s7KwBgNFVCyA5gLUvxJabzJHxGC6pKxV4yNzBaBELH9hM8nP8MmBtNPYsJ26dfa7P16AcSldcPOqiLrZIt.KrjMkIBai1WCA._jqPPyHCGHGghoTPgB7cbJFNFkLqocVeXA_hjGx_S_1clizk4Q3yL7yo"};var cpo = document.createElement('script');cpo.src = '/cdn-cgi/challenge-platform/h/b/orchestrate/chl_page/v1?ray=9112b5ef0a643ae8';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\/8974206315?__cf_chl_rt_tk=34qjRjlU3J8l0jZWX_nribMHpbddb_mPA9dd22eTA8k-1739427606-1.0.1.1-j_knwKwcbYn7ewLoFezmUgfdBclXKWi_Ws.DwfcXROM" + 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