AS19637 Avago Technologies U.S. Inc.
AS19637 (AVG19637) is registered to Avago Technologies U.S. Inc. in US. It originates 109 prefixes in the global routing table.
Who holds AS19637
Names from RIPE NCC’s daily list of every allocated AS number. The ASN lookup fetches the full WHOIS record live.
What AS19637 announces
Prefixes originated by AS19637 in the routing table our collectors hold (kept current as routes change), each checked against the RPKI (every ten minutes) and the IRR (daily).
Announced prefixes
Each opens its own page: who announces it, the paths our collectors see, its ROAs and route objects.
RPKI valid RPKI invalid no ROA covers it
Who AS19637 buys transit from
Inferred from the AS paths in the RouteViews tables and our own collectors’ feeds, refreshed every 4 hours, most-seen first. 27 upstreams.
Who buys transit from AS19637
None seen: AS19637 does not appear to provide transit to anyone.
Routing registry objects
From the mirrored IRR databases (RADB, the five RIRs and more). Look it up live.
Route objects with origin AS19637: ARIN 108 · RADB 14 · NTTCOM 13 · APNIC 3 · ALTDB 2 · RIPE 1