The entire server for packages.chef.io appears to be completely gone.
It points to a CNAME for a host that doesn't exist.
; <<>> DiG 9.10.6 <<>> +trace packages.chef.io @1.1.1.1
;; global options: +cmd
. 517699 IN NS a.root-servers.net.
. 517699 IN NS b.root-servers.net.
. 517699 IN NS c.root-servers.net.
. 517699 IN NS d.root-servers.net.
. 517699 IN NS e.root-servers.net.
. 517699 IN NS f.root-servers.net.
. 517699 IN NS g.root-servers.net.
. 517699 IN NS h.root-servers.net.
. 517699 IN NS i.root-servers.net.
. 517699 IN NS j.root-servers.net.
. 517699 IN NS k.root-servers.net.
. 517699 IN NS l.root-servers.net.
. 517699 IN NS m.root-servers.net.
. 517699 IN RRSIG NS 8 0 518400 20220412170000 20220330160000 9799 . lYfPGLt2cH2YtdtN3oQjh8SGMQcH6WxFUzUh40a2/JDLLuBqcN0wXKXB GjpJcO4JBfiMVAwHQV6w6QB2jCuRfMhlVSiHzMoNS5z5l7/TEfQO99UH 7fkqPE6OCe7k8nLw+mqzVSaE3OG6fs8ypRvRcZdfYYpGyP0hlNESzA92 DDT4pWUefnqetm5QuLiyL0lKUwqkTerkZIRMMYAlU9ztN4jI3glkPHv6 xXzpLFBpUYtlu9FOcDmOgqRfXE/OE4fa6PJY3JvNafVW5BgWcQXuvkIi capWDBuJGQ0tw7dAeftdCehK8pv1gOsUKdke1xmlht8kDWO0VenZAjQ1 54jwBA==
;; Received 1097 bytes from 1.1.1.1#53(1.1.1.1) in 23 ms
io. 172800 IN NS b0.nic.io.
io. 172800 IN NS a2.nic.io.
io. 172800 IN NS c0.nic.io.
io. 172800 IN NS a0.nic.io.
io. 86400 IN DS 57355 8 2 95A57C3BAB7849DBCDDF7C72ADA71A88146B141110318CA5BE672057 E865C3E2
io. 86400 IN RRSIG DS 8 1 86400 20220412170000 20220330160000 9799 . VPRs+2B1IT6uk83Q2Hv4ADwV4lEx2wu8rBYNCnm033SyJQjpaguAvCVQ 1ZY0ybuJ8+hHhuT2e2BSsxq96MRlreAfGENNfUYFDojbAaT+pFx0kokm zp3oLXW0Y87zpx6pq/XbzaTrjiZmAWDZ+2nuJ9aQ4UBSiMarmTVnGrSi qheDA+qC7MH7S6KSefr1FnGZ3jNlng7VqZlf/IAmzzbjxSTpkAht2ikM 1zFwLpjBdE5R3Y2cyQYtzW1aBfKGXZJD1/gsoXWjh6ENrA3gZPT/RL2v 4kFBw1TLTZiwJhYLVjQgM4GZ5WMwRipy0NHOJCEuPdXWCAoyWsDhTSBS NVF7jQ==
;; Received 628 bytes from 2001:dc3::35#53(m.root-servers.net) in 34 ms
chef.io. 3600 IN NS ns-1214.awsdns-23.org.
chef.io. 3600 IN NS ns-1587.awsdns-06.co.uk.
chef.io. 3600 IN NS ns-446.awsdns-55.com.
chef.io. 3600 IN NS ns-856.awsdns-43.net.
0d790076pp5pfktg2hrthj5bj6ckckcb.io. 3600 IN NSEC3 1 1 10 332539EE7F95C32A 0D7BD4G2J0SLS1QJ0OVHK6NSRI6V9MIK NS SOA RRSIG DNSKEY NSEC3PARAM
0d790076pp5pfktg2hrthj5bj6ckckcb.io. 3600 IN RRSIG NSEC3 8 2 3600 20220420204425 20220330194425 6933 io. mt3xLmFi88Il+tP1gPt3IvIoXLDWdLnmSKgvawMpECfjPSsnx9VylNfq vnPic12aq69flLysMRr2W6y+WKfTXMY1R9F7YiJut4tldbJQ30y7cYwr 6wWrHNNs36UlFD09v++eychgOUhG1xm9SACIebgy4/BmmI939SmFOVD+ ayc=
ciptev54v1j33qmcte34je0c6mqtbnej.io. 3600 IN NSEC3 1 1 10 332539EE7F95C32A CIRD7EHAQU40RP8EM6SAQ1R1J5UOURNF NS DS RRSIG
ciptev54v1j33qmcte34je0c6mqtbnej.io. 3600 IN RRSIG NSEC3 8 2 3600 20220415154555 20220325144555 6933 io. f8n+NUAD6HiiBM7QE8NwvJ8jtdKG2RO5RkRER7m+zLW5r3804kfaWrPJ UNkfEYinHv2fi+2jnBlEHA6F3xBQVU3M2NgYVXs2c4Nw5S2h1kihI3Xh 9SH+A5QtXIbsYV8ft7Rmzrvg15QXzWSxvQuLS6qAMdG/RrOlAJ/e0Zed 1ko=
;; Received 684 bytes from 2a01:8840:9f::17#53(b0.nic.io) in 42 ms
packages.chef.io. 300 IN CNAME packages-delivered.es.chef.io.
chef.io. 172800 IN NS ns-1214.awsdns-23.org.
chef.io. 172800 IN NS ns-1587.awsdns-06.co.uk.
chef.io. 172800 IN NS ns-446.awsdns-55.com.
chef.io. 172800 IN NS ns-856.awsdns-43.net.
;; Received 221 bytes from 205.251.196.190#53(ns-1214.awsdns-23.org) in 21 ms