Combines the 'semi-anonymous' aspect with the 'tech' theme using 'shadowed' and 'bits', and blog is a common identifier for a blog.
Domain availability: Available
Price: $3.58
'Obfuscated' suggests the semi-anonymous aspect, 'ink' implies writing/blogging, suitable for a personal blog. The .net tld is often associated with tech related sites.
Domain availability: Available
Price: $12.50
Implies both 'tech' and 'personal' with 'coded' and 'persona', also hinting at anonymity. '.online' is a general tld that works well with a blog.
Domain availability: Available
Price: $1.94
'Veiled' suggests the semi-anonymous and 'circuit' represents tech, while '.space' is a modern TLD that fits a blog well. The name is a bit more creative.
Domain availability: Available
Price: $1.11
'Incognito' clearly represents the semi-anonymous aspect, and 'tech' highlights the technical content. '.info' is also a common and suitable TLD for a blog.
Domain availability: Available
Price: $3.07