Weeknummers.nl

Weeknummers.nl is a Dutch utility website that provides tools for calculating and verifying ISO week numbers for specific dates. The platform offers interactive week calendars, date lookup features, and downloadable weekly schedules to help users track time intervals accurately.

LLM mention score

Normalized 0–100 · last 8 weeks

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Get access to the structured data on keyword, brand, and website mentions in LLMs, including metrics like AI search volume, impressions, and mentions count.

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How to get LLM mention data →

// Fetch Weeknummers.nl mentions
POST v3/ai_optimization/llm_mentions/search/live
[
    {
        "target": [
            {
                "keyword": "Weeknummers.nl",
                "search_scope": ["any"]
            }
        ],
        "platform": "chat_gpt",
        "order_by" : ["ai_search_volume,desc"]
    }
]