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-636873418008.mit-edu.top/post/8531604297

  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-636873418008.mit-edu.top",cType: 'managed',cRay: '90f244156a26f26a',cH: 'XQAco5worg4CbcP51rZna24iqWR_ndJu.StyXSvU2R4-1739087399-1.2.1.1-Ud0LnKR6kUiZ8fy9dooBOir9QSR2rIE.INCWdQpwQmkgPjpwkm_DM0TKKELfxhvJ',cUPMDTk: "\/post\/8531604297?__cf_chl_tk=TZ2R5p8BcNNFcsZ7VY47p7qnjYpoq66I74QsueiWInY-1739087399-1.0.1.1-0oQPZTNWMgKZ07DfLjz31g7MGvQJbwRAPYFTGURr9Dk",cFPWv: 'g',cITimeS: '1739087399',cTTimeMs: '1000',cMTimeMs: '390000',cTplC: 0,cTplV: 5,cTplB: 'cf',cK: "",fa: "\/post\/8531604297?__cf_chl_f_tk=TZ2R5p8BcNNFcsZ7VY47p7qnjYpoq66I74QsueiWInY-1739087399-1.0.1.1-0oQPZTNWMgKZ07DfLjz31g7MGvQJbwRAPYFTGURr9Dk",md: "ZtBfLUQ4leUSnbNspy.kXHSZ419mG.7iFsuxM.5uw3Q-1739087399-1.2.1.1-y07cAcWmQqIrObTpokmTDtTbvsHU0STjBWRk24dLLb2egMsDmpc9Iw_ngtP2FP3CUB8Sr1CsxKtRptwPwZ7uKssxdY_0NptVr97beevbyyd99PTe_QlSDuLaDrD8fnXWej7U0vFcaUAUG1xRHCZu2KhOOEF5UXbh6XANpmkqAQOXSByRcTVDaQ_Xf6nYF.4w5Lem5fxajGRkYJ3_.KNK6uP3RBI2iiXvbENTGB2x4eAHhraqksSy7zt_huCR.rsYu2TZHYIa3p6YURV21ObO51X4cv8s9W8BH1EMlj2FxxUnccqZ3EeHuIBzlmrbhrsYJ_PFYSFK8YNCTaBxjLICdYCnqTOaJvb3MTyHBN9fVwUZ11YcWjs39acjbOyXcBHyyGNLuCUSuuqDwPtg7An8hT9Dme3cqdqz_UdmorG93DvdeB4fLyITh3afpULDdrIxOuMUFCm4SOSgvRFKpK7hRNka8C1hBByeik8aWES9Xgrvu2ikga3MlMHvzzbKe0LMEEEnX1F42DlxgJbfnfdUuEhBm09ioekwZYPyq_uRIoQL2vPozjabfqbS_zqmTuu0uY87VyOR1tZs9qchECoEMR.NC8ZRvGJ9hv1nmD0k7OaqLb_MM0VQfINtBhMXgWFlmv2u84ZiKC8lMMMusmydw7ubXRaORxZIHVJiLBvt2Mz7oLvpYU83AiGRpNXsgQcUqk_aYRHVMkrMuLSprKDphJ3jnDcLUIk0j1.5hSrp0Q.trm01ozUjLL2_CLgBFoW5Ktq0OrIdu57LCInxKVV1lD2PH9Jzf1xGwy01Tf65p5I2EvWY77MZDRrj.UMN2lpnSYnIjD.zZaFTFNMUaU4gokcrfK2TtF2MuHBgxX_mr26NRZ5XPrUw9ys3QkCskNcon7U.MstW7ihdrK187hWNiehGXmS_axBf2M74lZdtJkntySy5sXK5CryOFtHYum13GPUJaf7bhw2qB3eChCK_pRf1WTwDDT6H4Q3W.KRuKg1ecgV0aDJelyOQB1mGA6ZxcFxCUQhPkmjPftO9yFJ0v6QyS5FZrPLOOvKY_MT9hcaAr_P10u9.0FwCg4oiB9chODf61UOOT59r.b99BnsN0xBVaG55SxEZhss0sJWpEDiAfRm4JFSBCOImLr0yKTS2l.57ike8t60l5px7OxX3EEGW3rb.3DEawRo8Cg1X_EBpp50Ei0P2wmuT4v4LuVoOBQvWk6.AaVa6.9DDL0w8lSrvkbx_RfN4ALubGpMjbXC2.cMlwTeXJZZxh18ndI2FiCc6FJAPDbaVt3M8hi3OhC8GTw4yMbBnQNYzu9Ry3Sa4uPBXr0oRA0OvG2vfaLCipK0MpTMzbO8PrehcyWAStXjDgIJePgXLr7qDC2r13isYquO6C6JE2DhaTU_SOj43ysUlk_bCCUcqzM0ynCOznS9ztV2KGpnduWG4Lzmt1DppJvxuYegDdcilYkhTjA0ok5Mm2Vx7mX.1gvhQXz32WqwPdm0F3UE2yCyoISg1i_GykD6vmHjH6ppjq2MXdUK2F5CnJ2tLkPIdmClar3DUP410fKthvd2K_18LaPwUFe.b8cxvkM2LQuwoZffFm7WsMX1htZOeuHTSGuIkNbtdLZm12gg7nKKl3LrZ_VDwO9oAtOTX8Uvn53EP8ng._ptcGcFhRPpAnt_NW69dXeOfd4Q5b61lwTVOiHgcx.8flBtt3fCB.6i6y.Y4VhuacSYBQjlib6MFrYdm8JefGCDp4O9LN3hSU.R2MaDv4nnjKwndXJ7BvQs5brFWqpLU7YA3Z66bhAXwhtzK.oue1QeIj.AEbq4cR1F2Jnf4hSgw8izuh6EgpUYaDNIdKSE6bKnzAnnn18KQObzsnfWoslT0fk1d1yWxUVCEtCQcHdFlfEH_7lgabRQ9HTdtbzzCj.QvUoh6R1fZzBy3DZMLhWbO30EKPNJLRaZCBiTVO47j3TNySfEYrfVaJ_zvXSwIs.vxziWgfPnIzw5d9GrUCh_WhCUpRQ.qdb0mIcV4Ikzd2UgpRMA1VZK9jDqvNgLLADY3Glkl91C4nUTVgspdusNAKD4C4rxm.OxMU3yq2ey4cBX87caaIxBRujQ81ufHmWdwA76ERJ2RfcnLrlH6cEV5onMoEXAtxFEg_sbUvY09tK3BOQ2P3YuSzcUmVVYG7z.BRMTp_exbfdC.tyDl3F3w76cC1rsXRMgCNrWZX_NoIvGvvd712CKiBjVMmb4izGcR",mdrd: "qWVDVrs3xlPg5i3cpVZGHlrcW7Uy088p8oJKChrp_PY-1739087399-1.2.1.1-Q_pI7dZ4k32pPRmCZcusyyVZj72PO0sjiz__w7DKZpK8hXc22MasMBj42phcRaUeKWJ6aqLCwLsrWHTVUl1SechAxKx5KjFmHCFKTgNgeMAQKzFsPE71DCORQr_2nFl3AMrtt5zIgH1xl8vRPFBe0OjZSS2_fgVKdB_BZ6V4SCSAjv8AQ5sPXT5S4vPPuoDE0mqFFlHTP77xwvYCoUR7Ln19XHBMm2Aq5G1N_GY8Xt9cqqBm4UQMgN.pl.4cRJkGiSeDMH_8vtuGTjEWtrzuchpeu7ROyDiBBYa6xiHVxRx_JAdbfFk3bAICj8kYtByQNXKeUTxJpKCdRb1JhuFAByuv0E8WzJROdG_bDNwsocilFIdKbFmYzUCc9izDidv9Xa1gI27aOqk4JH6Da7Y1F1mK._9wicav2KazukxcVU_VKo7kYsI2fn3ICrTc8wJz2BrwQpoC8sPn9LX7LyqcKV7FbdwHWfGc7LIxMjaRyS.ss08Q3xYQJ6t083VNmEpZMA7Qh9RkZz10v7AijPLbBmkMMkvlZRdr_Udz2gBKhnNfemCY6o9cvgf1ToVs7TB9sF9nHm5fps_TWgpBYdkL1P0x3fPOT5ybf2w76tZLFVrMN_EYO6XcBILeA82fmOFqV2uoyNQO.NN.C6UHilsm9up801YrN.NjlTskiFO4d3GKQXQkLBdCn3tCwz2QboSZWgBJg0llaSRGRDILAlj2_7FOlGopcIWiPmgJ7crOq.3fSMefrf5vFLusp_8OcKbhhcLl_oz7LASC95SeY9xQdmgLhBNWxnOBxlmrAIkOOe5fzq1q1KikJF9DtQdKCREIdWPcI3Ix4yDZLJRYikyK9MdKTXSmLwjVxObjZgi4qmqe948jqhyqASQMC0rQPBS9f4YcJo3JVabyZ_OfjL7xokDjjYMs8JlifcyBNmmeiNxyrDYkElbFnhs8YMNOvV8OsFPj37s4x4Df17DoCyO7sFVVal9OVjdKgPD8JE4dikiXe2.Sep3zoIXg8t92mgdbagaoFnl3GnCOVxZXZH23YQp0MhIRux0PYZUoEknaC613IID7uaGJKOCTXAMrAOEL.CzBQcCJlYx_73TebIrAqKLVSM9f8PW4IAflAPUSJ6DiAiqltL.H2PzWJj8ZK7NMtWRKbQtu15uhXfSledTuszMg8E7Bky.wSxuJb9JuoDfsp7aTOalchoq2xE6NZDwE87XYequFYG2sW0RBAm6GohIrSf7aGw1NiSxrTEw8CP3UrFK4HZ5hrIl5VAD3wO4mfZDpObpdqRt5nZbq2Oa7cppYgiNGpszGm9bZVvdRWWR3SDIH7WJba_Vt0T3F4aDyGCXYtrvnFWQ7tleeUgrtvwAc4aiZbN5a78rz1EHn.CpTbEHLzEcn8rBYsu4QH5PAzLgcvFF1hFVEaibZH11W8c5VL72hi9w_mUtOgpMRKalp6Iacq9Up2C7lxNkt3f6sHQ.2XCz9AnUb_dhXj.MqxupYSeYrJ8WPTCyNyc5kcGN52_DXuaxoNP8xdB31X3cZiO7QIqkAqlHQwlaKj09n1NiTGIbmTspyJ7XNrc7D3E5PycjxZWuVBep.ZR1mbDL4qYGm82EerM9piR98VFAF9y.hKQ2djQLDTyuHF1AyY7tGirhW057p8oXmCgNYG9gIWh4XK1ly4TdHvxe1CbaVnNIF1Qu9uOU0.b15qyu7zDmxQM4zHMrorWR6s6pNXmG_Zi5ytWq1I2mVyrDwtQ9p2jFepS2EhN8Wo3U9otCmWNYjOMWMYOFQBB4C.Nfqd9gFHJhWXN5Y5_ITUU6_dtPYWKW4VOPX5zC_Hmch.Rqlleo"};var cpo = document.createElement('script');cpo.src = '/cdn-cgi/challenge-platform/h/g/orchestrate/chl_page/v1?ray=90f244156a26f26a';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\/8531604297?__cf_chl_rt_tk=TZ2R5p8BcNNFcsZ7VY47p7qnjYpoq66I74QsueiWInY-1739087399-1.0.1.1-0oQPZTNWMgKZ07DfLjz31g7MGvQJbwRAPYFTGURr9Dk" + 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