AS16978 ZEFR, Inc

MOVIECLIPS - ZEFR, Inc · registered in the United States

IPv4 addresses1,0241 prefixes · <0.001% of announced IPv4

Rank in United States#8,198largest network in US by IPv4 space, of 18,338 · <0.01% of US

Rank worldwide#36,524of 79,396 networks with IPv4

IPv6noneno IPv6 routes announced

CountryUnited States18,679 ASNs registered there

Open AS16978 in ASN lookup Look up an IP in this network (199.87.220.1) All networks in United States

IPv4 prefixes

All 1 prefix, in address order.

199.87.220.0/22

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ASNNameIPv4 addresses

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AS16933#8197 ADVANTAS - Advantas Internet Solutions1,024

AS16991#8199 CBTS-AS-DC1 - Cincinnati Bell Technology Solutions1,024

AS17146#8200 MGBAS01 - MGB Systems, Inc.1,024

AS17150#8201 AFCU - America First Credit Union1,024

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