Enter AS15169, an IP or a domain to see the autonomous system holder and all announced prefixes. Domains are resolved to an IP first, then looked up by ASN.
Fetching ASN data (first lookup takes ~2s, then it is cached)…
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Prefixes
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IPv4 prefixes
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IPv6 prefixes
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IPv4 addresses covered
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Announced prefixes
Prefix
Type
First seen (window)
Last seen
Timestamps come from RIPEstat's 14-day window — the first and last day observed inside that window, not the historical first announcement. Prefix lists are cached for 24 hours.