I think they do but not entirely sure

I think you just lose the pink checkmark and OG badge.

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ask nostr:nprofile1qyx8wumn8ghj7cnjvghxjmcpz4mhxue69uhk2er9dchxummnw3ezumrpdejqqgzn9kpsmllqnsf7wh5tz3wgy4cclsftqqplv8tpayrhwgw8llunevgnmdf3

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I didn’t renew and mine seems ok

after 30 days you do.

if you mean nip-05 address. yes.