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-697261220011.mit-edu.top/post/6920735418

  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-697261220011.mit-edu.top",cType: 'managed',cRay: '90f82b2fbf4b8797',cH: 'zKsnCpQb74nlHYE39ebrtZsMzf42bv4czxZD_6ylTuE-1739149294-1.2.1.1-EGdZw5OpcPrS3dxyqYspbO8bVqVrMzsPR6oAT7LPc9Jm8EINte2I0y6h2UTkZCrx',cUPMDTk: "\/post\/6920735418?__cf_chl_tk=9RPwNDbHlV0342h3L4YxkdRv.mfAQ0.V9cTXm0QBxOw-1739149294-1.0.1.1-YqK3givyIvcQqk_XkBDV3b8vPXiep8sx.CnAXw5npR8",cFPWv: 'g',cITimeS: '1739149294',cTTimeMs: '1000',cMTimeMs: '390000',cTplC: 0,cTplV: 5,cTplB: 'cf',cK: "",fa: "\/post\/6920735418?__cf_chl_f_tk=9RPwNDbHlV0342h3L4YxkdRv.mfAQ0.V9cTXm0QBxOw-1739149294-1.0.1.1-YqK3givyIvcQqk_XkBDV3b8vPXiep8sx.CnAXw5npR8",md: "bbueC4OYTGg0.xqaGBcFM0ZSQfpJIMPgdDqLxBigpfw-1739149294-1.2.1.1-iHDaMhpxj6OKFKzdOyiFIBOgJG28OFiSWb9Qdd5W74uQIFuUuNbuqoqGUjhNgm5crFG67exVlO.4_2uGovMKUpdHehr_UvJ46yx.aXnk7qWQLfTOMQ.g.KBc0VQkMiF.IDqSPOr..q7rzSe7sdGLap4Odtb0JxXu3_az21c.Tqga1f3wxwb83WYeMutpOra.V0A.gtwIlMJHcvJq5L95FL5TOS1jR48hsO0Nn.Yp.rvueTr4gGhEGjAGV_8C03dOjUXNK64N96EylTiBLJoj_Tq.LpXvtRZpojhp8w81pNXY_PEmUL53CzJ7WRfyXmkLtaK_9VqPJJgMWqxRXfk1Apz2n9w9V1hWZ96ZFYVGymiSxD33p7oDyQV49mLttZCbIq8W0xiEyANJ5ZEphyPYlqMzX_bCYK1bvku6Zn6qOULS_D.JOMT3kr1qYgGA1R6l6xf8fxkgWXS._xx7Bw77aceMsAOPNrRX.k75egc77y2a.slrQSrc6RwvDxba.gus8Wxbse.QB59xSTA36ITwzKQLGNATS92gVIibGf2onuJJHgab9m8GrEeDjIHBYJnKDXscAZ6wkEV3sc2XUR2TTcCXayFa228szPld5CPg5pO5eqQioci84L.hj3nBsAptNimcWXztZzf4AKvd6EvFdtR2ADfEASC1_E9MxSpHRU_eRz7v5IHenB0I3YRL2i1i_MoV2AUXc80rNApRkG2jX9jg74IPF6PKJ4MiqPIomiDjUoV4PlAE8Dr5.pOxZL9gpcq1HOc4K9.FkbZM5TXiM6GKvRInUKtCUlm3Da4wsPLZxbb1Hz7tLxQ8Si4xZCcXQEbCpzJlaDRoPWE.ADzM4awKTzdK_.K2.tPnn8z9HEIIK7IoX9AfMKr_ScXBqrRURQzhJs9aqVD7Mo4KikC57fF9KVCJN.kG4v2UQPRM08ssIYqRed9VkXY.6ZX1U6yeOInZohQpQc_Kjku_3BCcAOqvg9x8tYrQMCUJBmgm.sucsAH9UIChpoWKao6C.rUq6xB19e5.sQk21e.YH5cnyFQo7oLfDucbGx_LEnjNOdWcA_dn6aAYHc3xNd4G5xhjD5T97OQ0ZM4tTX71_Xk7cO1nEWEjsyRKgIFbCH_K5MCMWTPDTmVZQwwyN78DIAh344KNbKZ_vkXEY.VwQ_FDpjpBLP.K.UYfvtqzEbytyQARzeTIT8sCR99XwMvqIwHhBCF0xsmEfVuSc_2QbfrtlHONi44I6nEcj6dV3tC8AqWBuhoRxYgrbr5Z1IOrSfTek.B7TnklmoO4jh8E8EpU6P85b4aJH5O6eXDk_ALjFtN0kqITttMGkVzP_HJTjHxD4HTXxmEn5sKqKaA5bQSr4cdOUkT7MiybaPVuDJte.a4Qo4NVOcXh6reGP85H8m2xZV_zpj72a2n41iqwXZnqW6u880jESC._LK1nRddbpwdewLd6WQ7Sj_ybdqVhaULYDR6yDaFMoCiw.yzomAyR9aoxLb.1MDw9CdxXNXKXR2nIKG1uqzqjiafyvnNCgk3XLu.CRt1DX94JXLB8fd2BFZ5d2IzjiV6SaMknQo7HZLbhVeYXdfBDG17usFJqOc7yj8PsdtY45ZpWqrvymhS8IF0P67PXNAtWcxZcaooBRGT1fua6upcs1pYGjTiaKjP1e39Lhm8t6epRKCw7pDYFFucqWeEaSuGE.Wo_ywW0wut7AOCJkdqwCoCVlyPuQ_GqRu4p9zlK2JewCaREn7KkSxf5Uhpf9DmkaJeXEdwehfx3W7csknW6XTyYj_S3O2axc4.NuGK5Jyll6JrrL0aTaznKWtDI0vBA_zNjRwtVtdMthTTJwiMei.X1.E7mDbDXPsuLaOdyQ83tVSwxk0JHVij7uipjU0vixLeoH6NBkR5bGFTbkAPywfW1d6ueyyHHXacjjMtNQpTbFXGGfOVdQffbACRfPjoiSKLVRPzxECAqmzKtBa9wC.zN_3cypAMAlZnzEoCzq6FIsuldlmIOKwwhXYDZakcrZ2K5NY6S4p2zDgqodMXcsnJWjeKEF1zh.vV6Q9qDOcWAOejumHU_aOt1JIRyvm0OxDDkHWan877Ay79HlDyta.J4uu75PICuLDxc0dXUpyWAminfRHRI2tLF_CNqG6j7FgYaAl_yQCU.3tzWXqIMuhkAMfsaU2DFeB8dNnuH31LGxyKZfbeGcowpTyrCieMa1KXmXfkzEtdtnIDeEaFRz_Csno2eVKVL",mdrd: "2_s.17VFvETu7_Xrn16cLnLpOiJo8fhQ465EokOQBQU-1739149294-1.2.1.1-nw7Ap2lDAI9RExDNUzU_cHTOQsNi54TtppCUYn2dqyT.M_dcTwcyBZQHKfVU5ko8W7efcrNmrMg.8rkq5_Isd_H3wiRHM826FYbBoThduTli3c7lCsoAqZFHOuP_N2bM2nbF0bSNQ7Z3ktLtgwqMuq0RlCLtZGX2SAgL_DS4DKaQfKTimEJnwhk0B0gXd69WBxNPk8Ac7929PYaKCpajQuRCjbVp4CiG.xgVHg80kZtayHiNrEpGU82_K3_zcHOho1Tq9pDw8ayCa95AsGUCyaSwNxY4h1fWqrHGthZWMOzS0TG3QEvQc0jUTSvVLfkoMCl.T20x2Jh9SmNaOfkSifQyLENchs0tIGBZcZMWqDbsGmjFhRrB6oqGrMn6uqYg7BX1i8wVCpmtYCrc1IM4WauurLPZSxnVBzPzVxw7WuRZTDc31umfY7jT1Y2a4I0_2vMGMFWrw64B3wvK43wuW.LVi_H1pWQ0okq7ZBiROS.dl6sfuBV2DxFxu0oysxaEHmNox5LXrXI8QRTpmFqz8mCdQScSrrLxZgWq.5RVwttchwPtKiCG1OxCwHOwcAXoBKlKqdSAHkNJgJJ7qg42hJ1HnhSFVdwojHQAqSOtsjbTNtfRQ0W6AL_MNmWIUj9CMZJsfh__Zi95J69XcLaoatOZiVnnkgC2y7lDJ.uy8gXB.OFVP_BASunp0hgZlh_8x_jqmm68bOnjzzfK9R2KCyo.J3xbKc5XVRiua4PK6o33XN8AAF296UpIws9kpj41JwWk29xaKW.uTci2FtG_.ZeNVOWjDFo3YojnXBlgiolgr89uwDYhWW9FcVnTMjVefb_q2WyrWxNVOyGte06n0NwewmZBw9rEKn8sN5UdmnibzdyBdeCw.WSXE0Qh_y_c6ty9_zFuqTRVWeC0QwB4PC1BEHTysRT4JFNxPmd6yra7yo3mCwkCBg1apd.bfccQmWMsSCeVrV1Xsm4hL93RMnIrigvTVB8GWh7c8wJ.0aLjhU7p_qnRvfPPv6lMDtbXd9LBQH0SxCfUpfJsWRWuVNQYtz7p4PUXl.8ePSD0Ubr7R8Cn2XhaD_vaAiZ8AWgXNUGlQhh51VGTF7y2Nq.6fg9WsaIjxXKx78vh1me8AfVeBZO3kl.FZ4.bupFvbkttANL63a3C67PlSQAK0eCcSUd0Uzq_Bg9bpfNW1yH87LlgfXVv0KyeymHsIY0zmDdrd2K1Anccr4qenae4V12g2RZyDy52rxBDx2qxoPeXBaphLLKfatZURgMWsozqr4nONJuV51Ekh9SV7v80JhxzzKtybFKGqEM25OyxkLsxKoNiVsaxCv_kTGcft4v6hJdHohoqPA6gZMkC8VIWgWG6Fzawhe_k6_.7W0iRwnFjTpRikGnCOZUzxXaXlGZfakuGQ0FA0djP3ZxMrxdShC5EusWciAkoWi22lh6f_oUvet3CnyTp5TLi8P6Rv8jpIX6P1oxHDW1qBRL7h2Gu_pm.ZMDlF9huf02SZDPVrImvDzdT3RHG7CjEEmw7oYXlZ_G6_d5KyC1pQCecXWDi6Uvidol_iPGNXIFr35VIMAf2AAagyCT2BedPip4bMD5.SWzLJW6nBYXZIoQ96rNS1MA7xmpCmqqqeT_SfuPMjwBLHUM9gR4yBECS8bWdN7cXgNxKK3MYIoP8GFScoA3NjW6R8LOwM9cYcYW0CTbO18HHJUVelTSY1teYEUFDgOiJ2nZb9DQaKgAMgMfQAnaAldAzO6Fmggjyq23qBFKYQtlFheoy9ToBbXV1X8FHJo.AK28M8Fj3kO_e8Ptiq1UNQ6K0LbfbK3QAmfKPrlZTiiC96ZXSy9hfNCGt6Ijhe9il2OFO"};var cpo = document.createElement('script');cpo.src = '/cdn-cgi/challenge-platform/h/g/orchestrate/chl_page/v1?ray=90f82b2fbf4b8797';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\/6920735418?__cf_chl_rt_tk=9RPwNDbHlV0342h3L4YxkdRv.mfAQ0.V9cTXm0QBxOw-1739149294-1.0.1.1-YqK3givyIvcQqk_XkBDV3b8vPXiep8sx.CnAXw5npR8" + 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