IP ranges refreshed: 15/15 sources, 1984 IPv4 + 1062 IPv6

Refreshed every operator-published crawler IP-range endpoint. GPTBot: 21v4/0v6; OAI-SearchBot: 35v4/0v6; ChatGPT-User: 204v4/0v6; Googlebot: 170v4/147v6; Google special-purpose crawlers: 136v4/136v6; Google user-triggered fetchers: 529v4/529v6; Google user-triggered fetchers (Google-owned ranges): 248v4/248v6; bingbot: 28v4/0v6; Applebot: 33v4/0v6; DuckDuckBot: 486v4/0v6; PerplexityBot: 8v4/0v6; Perplexity-User: 4v4/0v6; Google-Agent (agents on Google infrastructure): 3v4/1v6; CCBot: 4v4/1v6; AhrefsBot and AhrefsSiteAudit: 81v4/0v6