=> Fetching cryptography-50.0.2.tar.gz
=> Total size: 880623 bytes
FFFFFFFFFFFFFFFF:error:0A000086:SSL routines:tls_post_process_server_certificate:certificate verify failed:/home/netbsd/11/src/crypto/external/apache2/openssl/dist/ssl/statem/statem_clnt.c:2124:
ftp: Can't connect to `2001:470:a085:999::21:443': No route to host
ftp: Can't connect to `ftp.NetBSD.org:https'
fetch: Unable to fetch expected file cryptography-50.0.2.tar.gz
FFFFFFFFFFFFFFFF:error:0A000086:SSL routines:tls_post_process_server_certificate:certificate verify failed:/home/netbsd/11/src/crypto/external/apache2/openssl/dist/ssl/statem/statem_clnt.c:2124:
FFFFFFFFFFFFFFFF:error:0A000086:SSL routines:tls_post_process_server_certificate:certificate verify failed:/home/netbsd/11/src/crypto/external/apache2/openssl/dist/ssl/statem/statem_clnt.c:2124:
FFFFFFFFFFFFFFFF:error:0A000086:SSL routines:tls_post_process_server_certificate:certificate verify failed:/home/netbsd/11/src/crypto/external/apache2/openssl/dist/ssl/statem/statem_clnt.c:2124:
FFFFFFFFFFFFFFFF:error:0A000086:SSL routines:tls_post_process_server_certificate:certificate verify failed:/home/netbsd/11/src/crypto/external/apache2/openssl/dist/ssl/statem/statem_clnt.c:2124:
ftp: Can't connect to `2a04:4e42:600::223:443': No route to host
ftp: Can't connect to `files.pythonhosted.org:https'
fetch: Unable to fetch expected file cryptography-50.0.2.tar.gz
FFFFFFFFFFFFFFFF:error:0A000086:SSL routines:tls_post_process_server_certificate:certificate verify failed:/home/netbsd/11/src/crypto/external/apache2/openssl/dist/ssl/statem/statem_clnt.c:2124:
ftp: Can't connect to `2001:470:a085:999::21:443': No route to host
ftp: Can't connect to `ftp.NetBSD.org:https'
fetch: Unable to fetch expected file cryptography-50.0.2.tar.gz
*** Error code 1

Stop.
make: stopped making "checksum" in /usr/pkgsrc/security/py-cryptography