AS13380 Zix Corporation

ASN-CUST - Zix Corporation · registered in the United States

IPv4 addresses6,9125 prefixes · <0.001% of announced IPv4

Rank in United States#3,626largest network in US by IPv4 space, of 18,338 · <0.01% of US

Rank worldwide#11,691of 79,396 networks with IPv4

IPv62 x /481 prefixes

CountryUnited States18,679 ASNs registered there

Open AS13380 in ASN lookup Look up an IP in this network (8.19.116.1) All networks in United States

IPv4 prefixes

All 5 prefixes, in address order.

8.19.116.0/23
8.19.118.0/24
63.71.8.0/21
199.30.232.0/21
207.195.176.0/21

IPv6 prefixes

All 1 prefix.

2620:12d:6000::/47

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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