In order to conserve the limited bandwidth available, ISO images are not downloadable from mirror.centos.org

http://mirrors.advancedhosters.com/centos/8-stream/isos/aarch64/
http://mirror.centos.iad1.serverforge.org/8-stream/isos/aarch64/
http://us.mirror.nsec.pt/centos/8-stream/isos/aarch64/
http://mirror.cogentco.com/pub/linux/centos/8-stream/isos/aarch64/
http://repos-va.psychz.net/centos/8-stream/isos/aarch64/
http://mirror.vtti.vt.edu/centos/8-stream/isos/aarch64/
http://mirror.vcu.edu/pub/gnu_linux/centos/8-stream/isos/aarch64/
http://mirror.ash.fastserv.com/centos/8-stream/isos/aarch64/

http://mirror.team-cymru.com/CentOS/8-stream/isos/aarch64/
http://mirror.den01.meanservers.net/centos/8-stream/isos/aarch64/
http://mirrors.tripadvisor.com/centos/8-stream/isos/aarch64/
http://mirror.genesishosting.com/centos/8-stream/isos/aarch64/
http://mirror.sjc02.svwh.net/centos/8-stream/isos/aarch64/
http://mirrors.raystedman.org/centos/8-stream/isos/aarch64/
http://repos-lax.psychz.net/centos/8-stream/isos/aarch64/
http://mirror.mobap.edu/centos/8-stream/isos/aarch64/
http://mirror.compevo.com/centos/8-stream/isos/aarch64/
http://mirrors.xtom.com/centos/8-stream/isos/aarch64/
http://repo1.dal.innoscale.net/centos/8-stream/isos/aarch64/
http://sjc.edge.kernel.org/centos/8-stream/isos/aarch64/
http://centos.mirror.shastacoe.net/centos/8-stream/isos/aarch64/
http://mirror.es.its.nyu.edu/centos/8-stream/isos/aarch64/
http://mirror.hostduplex.com/centos/8-stream/isos/aarch64/
http://repos.lax.quadranet.com/centos/8-stream/isos/aarch64/
http://mirrors.radwebhosting.com/centos/8-stream/isos/aarch64/
http://mirrors.lug.mtu.edu/centos/8-stream/isos/aarch64/
http://mirror.wdc1.us.leaseweb.net/centos/8-stream/isos/aarch64/
http://mirror.netdepot.com/centos/8-stream/isos/aarch64/
http://centos-distro.1gservers.com/8-stream/isos/aarch64/
http://ftpmirror.your.org/pub/centos/8-stream/isos/aarch64/
+ others, see the full list of mirrors: https://www.centos.org/download/mirrors/

Mirrors verified Fri Jun 18 14:34:02 2021 UTC

You can also download the ISO images using bittorrent, a peer-to-peer file sharing protocol. The .torrent files can be found from CentOS mirrors. Various bittorrent clients are available, including (in no particular order of preference): utorrent, vuze (Azureus), BitTorrent, Deluge, ctorrent, ktorrent, rtorrent and transmission. Packaged copies of various torrent clients for CentOS can be found in the repositories listed in the following wiki article: https://wiki.centos.org/AdditionalResources/Repositories