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-253627783873.mit-edu.top/post/7851094263

  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-253627783873.mit-edu.top",cType: 'managed',cRay: '90f67926f8e2c973',cH: 'fnroO8G7aK7d6ZctHKlSaOoW_2rzVQTApJEYggsXAgk-1739131516-1.2.1.1-k5VBEZEKj3nhKGOO0y5mWItK1fgLHQn2fSKIpRcODV6jN7neQ3HvOiNcwidroS0b',cUPMDTk: "\/post\/7851094263?__cf_chl_tk=KKweexdOsSMFfx9Jvwf_FFK02riDr8u9BojNWHjzhL8-1739131516-1.0.1.1-BOqeEIh3sKwMBY9WLl3QkKus6YPjmzggkiUiAUiYGIg",cFPWv: 'g',cITimeS: '1739131516',cTTimeMs: '1000',cMTimeMs: '390000',cTplC: 0,cTplV: 5,cTplB: 'cf',cK: "",fa: "\/post\/7851094263?__cf_chl_f_tk=KKweexdOsSMFfx9Jvwf_FFK02riDr8u9BojNWHjzhL8-1739131516-1.0.1.1-BOqeEIh3sKwMBY9WLl3QkKus6YPjmzggkiUiAUiYGIg",md: "BXkANv7Hp63Zo2jfjy40UndfOkhf68r65iDrgwQhmts-1739131516-1.2.1.1-siiXgTTksUovkqU9ZYYH8JEhJ._Ef_fD53TnhOjPJiMAUxLA4l27TyaNtYMNY0S1d_lJ.rtyGok0sT4r5orJZ4voOtDuFqGxFGEe.2rzy5YckkPhR.JnAhzo81l0QRg3lp9kKWLaGaMFCrZJUeXdDEGsDBeu3kzotPBKXcFRX1l4fynI.LqqHKH9thaYuWkRPj3OdcWUm8U8T9l2dV6zDInpNFQGw1uDgYQGVRhBtvJ6J8ggQaH4v1SI9QUXdc6oOkruqrKYI.aHKO7jaO4Zd5h9ULekirgKM5jgAgf8x4MhimdrZa6.kj25MKvvB6x9gdV5siin8KHfcSxmTYOxEUAVsQvgPllFemoj_tBKaMxzspir_RnDsG.Jg_Totu6NniFfHD.6CRhy5ZncPVrcCen.vAJNn.O2YbhTFmwC0ofOlaw2j5OY8ZqXanAAtjCD8OMXQIEgzXrcMnjBm0x7LPPemsRl17OfjM9mUltfF6Jr9hPOpLqlOIdaHxJy2d5rukqzpzLOvKaJjY5.tmnJAvnIcDKajaa1zh35wTFy1LsLi865QGKkPNWr6c7YnTQNZ7.L1R_wnLVTFUcVt1VITJ.cbcd3_JRg_NQgDfdf3MgbVyGA6DWtFIfBNo6PoLZX5wPJL0nHxrVZv3jwxHr0VJrUPdCXyL2wSBZSg5sNr_BgIiusUqfYuxvOTjcGmJ4c1CheNmjsTDb5aiaNiOq75j0CY1UehdZBagkfwkq6phx01yA47dlQIvjlJCvcBfDbSkAPKfiuFpsUEr.voxXVQ1kxWw.M4MAhLTcyUO.t7v7qawV0Civ2kEMXfnLRTwQqzvvI0Pa5EKoenQhySpwrD1eoAIKvqVhWvZdicpieysTXrQi2oUtjMP2YYY_YguHfO8xih.U5plNLL.SVtCXhd2L9Lle0lw5YuL_7QHS6kDhZItpbjxvtzZsNnlgS56n37lRWMhA.NKhpu0er_W8CbpomRRHaJRG0MeMg9_V7_3a8X6KTExEhygPotEm453mYe4v5EBSWbnbKrWUVojKpiEoHcmmW9eRJq5T_I.ZZFZ20EarNlkg_gqcYlG7KOjvs2659cxLNAceQCciJq43bN3rGMq0ymrn0QVshNNA58bmeFatxW06cmtWOKOR6x4sl_O1Fcv7ApHxD7YDYOooHz7c4TNrWsHzStgRUx9lQYuzJ7xZ68PiWBOoELIXkXJIMu1weH2OA7QbS4PeBVidrMSYYkR_m4BoBirNuhRIO3UTNf03ff7if0N74QlJkPQceEBYmV99JlqzET_jM8psjCLVIK7niU2S2wcBeuXppY5CMhVhMrcNRi7GTx34ib4.g0NGY9N3ZDWdF_LicHjIFPph2R_QTCjtLUEt3FQaJ0wpN7eXOxETStcvXvsHHe7KeJ7PmbACLVU_y.HWL_rPAFuCznibyjNT8ozAS1tIQZxB6t2dLVgXLMT8OaXjlua1Q6amhk262VwKUt93xLS1xKc8vYG_M95AaxgH9.jJ._wyghznsFr6uYyn48HaVjPsqX_TzFSAMwMxKSZQzFdi4lE0vtfuDdjsjJoQ4Ig.Actm24kxK2NuMOAO_8ck0RlwT.ibblOXJlf0mcI4wHCjImQgSo7XM.cLHCDpq8ea0NpC42b86YlU318y_zSNKxBPtEdaeR__fZgBS2z0XWawm2KR3g1QfFEv5FJY6PIRh3V32DbtplPpIsdU0j4inb.gtL7mv_4iCXQcKfNC7DBm2UsXZms5oQR.W6znjkxMT5PFGPGMywoK8BRYmonbtHio0QiDkTCphsh8BL52DeyGs4Rut8DDDXere77RWhrM8LSlQteh7.6BbCSkKOxTyW8rqykJ1yD3PtYlqhPiOxNswImhRu87Bo8l1qIcdBUtIhWx2nOVvNGwRKMO3DBlx2KXoOqUBwyKFnLFB5KoopfNtETRCoBDFFsFmnyYMVPfs_z_gYe0AXGjRSZGLFhmNshMxllbItuxlja6LrvH8UNJnDn5IG5f3bJfqMMnrT7F75oOAvfF5Uf8ePEWqRa.o7SJGGHmEAHyvfwmg9fN5ruABmuOLzBhBCtJNTN8kLl7duEpqCv2K4vc_OH7pmltZ5UElpik.CltqxufP6F1ohOgVc50yLMGyhFtqReLKJSVOHDriuEchGEWTRc1aPeguOO0Kk7DgT4tCM3fSWhMog97hkblfJSACnRI_inwJziL5L.l951WvDz2tbHRRtVSr1ZB1",mdrd: "OQgCB_nqf7AkG34C0m7oRGMYv416pvfTReSF.q3pQp0-1739131516-1.2.1.1-7kCAgEF63S7jfGBGBiHP.1R4xbWQZfZC241g0fXFaXqSYiKtCeEKMEDN5qN0xEYM3t6103OAfR_ixYyEi1zEEwAWAjRPcp5EO437IcYcQ2Zqtd.eegHhx8XHjLfdH0iQPmpccCttqPlYrTIolYDvO2jMiNBldntlMaIQzZ75uT43Hs1vK8Acee6o_Gig8v5pFDOrprC4kjVdp2rfGDTmKGQTcoWlancsyTH4NZLkxLYGU8MIsLbH0eLDvmN6kap99Of77.m9exjZ1uBO9oThqoHMzgWrtkKso5CzPQDjVTqEtbzH.yxClHnY_PkycipbKPJRD3m8u00ElYywQSkAPkvPD5sz0kknaTUdA9M7dKX6JZm8wXs.wOJWrtkBQXu02KBGAtY25We6Qv6HyRcJ9.Xp.SiBFjuLaPBWu9DQQt2nLa3EyfXTchqOXuEStr9i_i.AXRC5L1JWUGXr17e0bAWB98xjR51dD0i3sS0gpBY17fpZeeAhkfeJ2NuiC2BHF1rF3_OD1Tt6pCWlYt0CvVV8o2Y9gM0Lr_75l0cM_xKLNoM.CZShqBOegxYk6AM2dAa48zdVIpPbHGEgLKNUt2a6ItJRew7NBe.2LNB67dxmJCD_BmIVtRzNAP2M.HmK2.Lv87p8h74GHMlBeNhuoJXjuRaddePKKWwnmFPUXVjXkYpnk8BzhZyzNfZjdvW9uOxK0gQsQTUpuq0NmDFSh7sSUPuBjgmghoZqQxwgYrKnnhwRswUIxmzCDvtEDthp7krFDrqghXVgpBnlJZW_cSPQ07JuiGPUTMAyzLOB_2imXot2SyseGeWaq9lyh7fg4tEXZdllAuS4IBGyZKD6u2wgyiH6jMlYpfO1ozvNi9S0vhtpTWsbsA3bRH04lX9nLaQfNqV0t2O.HubgCdnxf0eQBahBEU9ay.my4Q1iDT6HNc9cj__KxjdBo3kIc6pPrk___zA5OAshfd54qmtYjim4aNNnSTgWOdEsR.PLZ51cf0faXKn_WgA2OnXAzqBRcIL1lmFVFmXGIQ.qaOMPH3KdXxmkGWWkZuO8XSKAAMSKw2Kauj0NzsXy7BBkJez5FJXE6o_wxSl.XXv.l_SEBAUfdmcAS8rZtbJPRejZJNhb0QSzwdAWdrBCDnv0O4qdhvZMEfSrb7ISbubc1y9.3ydUlej371Rnq83QkJ1w3LxJ6.WqdVjxSn.35eewFbyhWClALoSRot7JLgvbH7ZHoq8lFitGktlL.6.j_fowjds04IxZmEMGnFU79q2_v1XJfnlbISoJJOVtFKyi4KGndIjPrGicwseKSf22eowcSw2.4EEBgZpPX2DBR_22ufE5NyPoNOlbuoL9q3SidSmAMnWJwh6724BDBAE0QGuked5LCcsOt4u7ua1qk8jpL5Ow0BHhMmEGzwg9536ck8jZlhM3LbBzslt2cqIypBMDs9wBdjBnXXCDk5DOkUbKblJxD0P7uHpqGI7ehc50LadB4Fd3rUKGkOV4URkG6TlDK9OaaKbPRiict8nql9hv3iYgLcMlUM8xohGaFq53ylVhFoRpWs.dZLVx4eUC8fyaFGAkBsie_T9KZ6dOYkODpAbsFp0xFoRQ1FKy3.0HcGqKJbOketEeDZuFRiFl813R1D0fKGlAJA1zenM4AFmGrue5T1M5M2.e0885DY8J9vcOjnYbg5a2WMSTwwh7LdKxwbfZtMZ.qIkWsI8EuS7i5fET4AyTJlD.tqlKBdIDVVQtiWRMcQlPIESgCGeeAFKYOlyLtE4VApfu0ksYXEG0t_w.TbGkqT4zpyK8uEpw0.AFuHL2Tqnsp6vAkl_PF5QZzRs"};var cpo = document.createElement('script');cpo.src = '/cdn-cgi/challenge-platform/h/g/orchestrate/chl_page/v1?ray=90f67926f8e2c973';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\/7851094263?__cf_chl_rt_tk=KKweexdOsSMFfx9Jvwf_FFK02riDr8u9BojNWHjzhL8-1739131516-1.0.1.1-BOqeEIh3sKwMBY9WLl3QkKus6YPjmzggkiUiAUiYGIg" + 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