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-647442814680.mit-edu.top/post/7250348619

  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-647442814680.mit-edu.top",cType: 'managed',cRay: '90f87622abefc5b5',cH: 'OevAXYH1vdalQsA5xlu2ZGW9HD49C5ktr4q8yoHVTLU-1739152363-1.2.1.1-p7QGfNsYdwMfSVkHtIcCFLJvnb_fhuRrETz0Cy2p_4pFzTV4o5Et4hLqQO8gA5N3',cUPMDTk: "\/post\/7250348619?__cf_chl_tk=iaLJhSuonJcYAMCFN1Sz9P85AVQSJDKSQBTkdTt8KOY-1739152363-1.0.1.1-J41uA0oguKG52sIbCpeapNHJuAsrOGDnceQvAK4MMTE",cFPWv: 'g',cITimeS: '1739152363',cTTimeMs: '1000',cMTimeMs: '390000',cTplC: 0,cTplV: 5,cTplB: 'cf',cK: "",fa: "\/post\/7250348619?__cf_chl_f_tk=iaLJhSuonJcYAMCFN1Sz9P85AVQSJDKSQBTkdTt8KOY-1739152363-1.0.1.1-J41uA0oguKG52sIbCpeapNHJuAsrOGDnceQvAK4MMTE",md: "ZpAHgDFK0ATdhcj5CHD0RB7ReLWyIpPZafPDH5_9gfQ-1739152363-1.2.1.1-DqcCr_xK6qeyagg0xjzW1AdwY9hup2MEGAM.Oi0r2GE_54wfzgDoVNlLsxLR.GSOt8lIW4MB2TMgb4ujzd9ZoQJi6oehHzGkDWegnGiJGkp4B2l0kDMSPBHC5pMHQfBKqbrpqvFXoGLwPhL1fMRwX7wrDa1Zei.H8z.txwhTImvP.CqvBulFt4tc1T.jcp6vbPTB703swbmwshUlCYrgQoTPOoLg1yPRNmqJg3phoYCgA5M74LHy9A8uJK.bQGPrt2IskR4k10SYLQdlswyDu4p5OF3t.HIKAfGJq_xvnOyGtyHrKl3_QyDtqGxDI2B8uKHSQTRWv.tPStIf7wqH6.e.TlRjG4Z0SXfvZHgjUuOTxIsbMH8.cj2tHqTnDTIzlY1PvfQckvTRn6Nm4C0QZasMyqsDkt6flZ75SwJVEAzdj.MALdZJGBWwGY66m9c2DFLLTK8dVXq9UQ0Y4TE2JVkjifepHb6gvJfR4.g02_vjqdLda6k4HpjkU.CGNz5eeuQMYpQrpfXCDuRhDneK0mrLPQV9KDTKxISAgMbq8ZQvRmC2HonO8Jq_6ebp81oMfM7N0r91Gy6bMrYcFRW9t1LuPf6cZCho7elspWFCtBZOzeYUE7gRT8IJyDZwZ20Fy0hkrjYA.YhEeNNBVn40Ns0CNyI1LuRdaYNgxHOYTATmSBzI0LH.R8fnWJ3N4u4Jhm20nWD4DOSGSmZl5W7AmSijDGUplEmIB6rDVTLFvDEpmhBaO2Of4Wmda8EKzCTtw45q9USTmNxmTd.Csb39zQhh1JWKPLJcjzeEBj.VGLrYWtWZjj1WLBAgxp2Rv6pGlywi9tHSKhku3lJ3TCkhWacSipzsoXF64tcU99JmRo764cbLSyeI2ZMv1vn8lWJ3dqoGEGlj9wxXwbygsZCSzdz.l45hFYVR2YwATfJkgSe1GgySl8uXnFd3CVRkBrOn0w6JSueWFvVTxYme4Q8.IPe4qNp8navxy0EzWMvfjptudZ3l5UTadE5_XkhfpGpj4m1ybU5aDj3ZMTZ3Vg.nqJ6qdItgJzMXDTf1y8kQMsyPDETXicYeu_ANvTCWysyhJVRyOkTtVhRmTec8gq3MtyEe8SSNO5Txxyi6i8oqQxTuQnQiowZDMBv3OjzENTYNsgQhE.fX_nsydJM.9xUx.Eldec8YZtEEGVBnFkuUZki7xUvyjJ2kHD6.InRgN8TV9tFGNcSX267WY7PrIYpr4SPFYo7QuMVGH2NTgBn8LJvIuSfZOvP_zqI87q_mkxaSsQFsfv8d0KOTmbxhwR8MCE3Zn19r8vZe3iHosUje.x5sPOOd6Ist5GLnkE_PAMqwkqy0TB3ILZ35Pfq1bHtRoAr_XZnT0gp6m5IAs3tw.uROYP2OfSrm_ycBWVomDWtsWh9gtGJ3BO4sqgUgnU4275Mh2f6WxRALxbd03y78nxw1OOXIm4PxJPF3bFH2p3RlsE2E1Pkmkn4aK5B16lq7ByUpXJwZdhOAKgpaatxJh1suQ2lcaYq.ww90gT6dJI96B1aOWMXmt72MEeu81djm5xb26jELcRWe1GLzi3jSQObeyr1N0n_bRq5G0THR32cqGqYk9891NOuPiAI6zWjvR2ZLSl98cQs5oW5mKQXIogkHBB7z0SkND8kuJh51GngCcHlFj6HPfYV.NIRndwb1JV.wUgihC7UdH0X1L98cMay7YUWETzijpwColUjZ16jVnsQFFAw88FvujyMwA2dImyZCEWiMEpplOMeHaoaxN9GogtN51Uu0oVdbP5cxmdIy4Gbybs.e9mk2wXCOhOSB..AMaLfLCOZzp8P_V7YJkuAn35g3x35trAYhvzXqwDU_ZfgBx2gbW5IRT1SJ0skuvArbfzsOS0_gALAmsv7pmHljPGeX1mpuddoz75lxskcinPNc2LzjwtKo2_ImeCOe2_XgtlKDJFhe5wDAcNM9TWitqKrqcaV643v1zHf0clbABkJIKgMPqzIwEnLEjmYGp6EN4HEb6IwFbh_8gdhEMjyfslRmGHpWhBmLeiAQAdCLobduLeSytudoOp8hroXHzmRccNMctuLMtDGG2MNnz6P6aydnS9ireHu6Uy_n2tOnfzn.Sra2fxdn51.AIiFL2QhN3OUvu8xT9jgX4Z68o6w2cMgiqdyBfN6UEEvbrGLCMk3PxznkAfKDQAB9M8i.1lEszlejATo1Ppam1PPVkSpYt55Pu3p5fRao_w0E9H1Q",mdrd: "c_H3ZOu6.KlWYMBxzarqMZ3dDkesBRr05ORATmwQlbc-1739152363-1.2.1.1-IArHNO3.AoXNENF.PBAx0xjO.mTRPB6bF3HoUmFnx0aWZXjzxGmhu3E3G73mLqjMsnmqSXG5UjNUzTXHIGqp6UW5SYjrMz.0GYOV8m6ykhA.dj9B5yLUyriIkP1TSt4QB17pArpfH2OoMJN9zuYOHo0fyxIqQU9CJPJXV0BdIIP8yjtSPt_5th_viQnzIoANHixO3ceWYg28Xlv7BGVhqpoZTJL8QtmF47UyknWyIgUFNzgMPcVIZWECdtdHYswMsGVLhaYySYkfAK_ONCwFFyr_PfXceWAGC7ex_jDIckK0q_kfqCpG2LfQbm6bdBzRVFujb1oaW.oPQ5cx5bmqesWH5BMjU04gUEIM5FDO4_uS6EWDCnOaoWd0O5Du9X8rWUxVwUMvaA6JZogh6v9jpdSu4uUcAfm3f4MhEs9hTlqhs7PuneJn4sc4iJ0AT1kZ.1Me7j0UJWPAoBVkJH16IDYN311GmormrfpGlvnz84C5wnEpTatq5juL6dgt73CS3zosLxVDkKTQp2T5SP_EKitGRf9O228y75MB11bY2GLs29sDGg39Q9c7nvAtzfDcMtz2i1PfWkuEHckJc9SeSBY4RQ6SMw3uR0chvAhIS0y02HrDxVgapiWbM1IOiAJL8aFNnORA2_EFVlZ_Eh3MZDYYhyjUEpV1mYwdZpjT0aL6LnKrTvZ6qkw5p2cTSluk5h7SuYW6M9I9fs89rIvTKL8W_8BZbDRzYevbPgJ9nDGYC3i1o9G7K8286KiqGG8obMG8q3XpIkSwMAOPZsBxBaRt4rZnU17vub0iFBn5DkSUIVC.ZSDib5y1zWFgRbYBMFi45_hwarUyWcU8fUG7hjuq2ccb1HkwGBXEKVbIj3k1J7wCCcCP7xzJHABK2GpJ46k1AoBUHJyIC4aAZlsIj7si0.E.EqGq2YC_Dm0f3govH24yULNelSfn3ru_y28KvKENoGhYWQE22ePeSrQS_MrgC_4nFsOEepEzWmObdjhv7Fx_YK__NAU39ckOKCGFXGB2dKqg_KatUHNi3yL9WmA1N4mYnmyTBvhokl6nVb6CbG0oCfGhLaVVe13ULVG2rCVq7sXoVwEyb5x4iPuiqurBnligreIbvo.qDVcQWqB.ikdji3_LA72T0qAu2.YuYjMTDELaQpGg03fFOG7CgzFCREITZNlaMi9t.5.sNWe_ww8hTt318IM7SVcUBhCnwbZwkDpMPwIHXWT8epP6L6bj8usGlDY4gzbeqX4S7M.8xkkOQrxajpbaX7y5EmCID5Vp2MgZpkQPPjHSz_ftOLPPr2mv_NbBIbEm_VlWIOTR_NiiuW3xOOR3IaO81HgxWHLuW7miD_omNls7tw02DBkD7X6zcbOrVoooGK492R4VB52CxAPfdS9fk1NTxtDq4mhPSW4NMbAPaWO7TlyUjm0Wqoc8v6kPm3w7JA31HhV1EBnvtmHwkVFrUXlFqqyc0K2aHEEb2rb0I2uwBT7RKBH4VFlV7giGVlXRo2J5UuauJf05mBgG14YOIlIeehrIn.F1eJCy5g9EEf8JBeieHHJ7GNPgktGHs05.O5v6zaHuOQ.05VLRntOLnRQDCncWzDNjoeKeWbUIme1RoBRkBlDS3Xxa6V3ogNExHAXGzb8jWbBh89Ew5sL_SIkSOA0jELpnN3w8HTiXh07EQM8oo3xE1uxMm3zzYLWgdTBprO1FcFebsskvKo.Yq4yEigJ8CwyXsWUrPJVrRsFtcB9lmvvFJmRxSmXY4pV2N7gC7LBCiMULHg6qlwRPL0Yabwj3m1ZC7B2aiHjgNH11gsnD8ns1FUVe52dXKrGC9LIzD4Y"};var cpo = document.createElement('script');cpo.src = '/cdn-cgi/challenge-platform/h/g/orchestrate/chl_page/v1?ray=90f87622abefc5b5';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\/7250348619?__cf_chl_rt_tk=iaLJhSuonJcYAMCFN1Sz9P85AVQSJDKSQBTkdTt8KOY-1739152363-1.0.1.1-J41uA0oguKG52sIbCpeapNHJuAsrOGDnceQvAK4MMTE" + 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