AS16725 Philadelphia Internet Exchange

PHILLYIX-CACHES - Philadelphia Internet Exchange · registered in the United States

IPv4 addresses2561 prefixes · <0.001% of announced IPv4

Rank in United States#12,949largest network in US by IPv4 space, of 18,338 · <0.01% of US

Rank worldwide#60,199of 79,396 networks with IPv4

IPv6256 x /481 prefixes

CountryUnited States18,679 ASNs registered there

Open AS16725 in ASN lookup Look up an IP in this network (192.104.3.1) All networks in United States

IPv4 prefixes

All 1 prefix, in address order.

192.104.3.0/24

IPv6 prefixes

All 1 prefix.

2602:fa68::/40

Other ASNs named Philadelphia Internet Exchange

1 other network uses the same organisation name; together with AS16725 they announce 512 IPv4 addresses.

ASNNameIPv4 addresses

AS27228PHILLYIX-INFRA - Philadelphia Internet Exchange US256

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IP-to-ASN data: iptoasn.com (public domain). Snapshot downloaded 2026-11-11, refreshed daily. Ranges are what each network announces in BGP, not registry allocations. Data sources