AS19712 ZOLL Medical Corporation

ZOLL-CHELM - ZOLL Medical Corporation · registered in the United States

IPv4 addresses2561 prefixes · <0.001% of announced IPv4

Rank in United States#13,323largest network in US by IPv4 space, of 18,338 · <0.01% of US

Rank worldwide#61,102of 79,396 networks with IPv4

IPv61 x /481 prefixes

CountryUnited States18,679 ASNs registered there

Open AS19712 in ASN lookup Look up an IP in this network (67.218.11.1) All networks in United States

IPv4 prefixes

All 1 prefix, in address order.

67.218.11.0/24

IPv6 prefixes

All 1 prefix.

2620:13d:a000::/48

Other ASNs named ZOLL Medical Corporation

2 other networks use the same organisation name; together with AS19712 they announce 768 IPv4 addresses.

ASNNameIPv4 addresses

AS401349ZOLL-LIFEVEST - ZOLL Medical Corporation US256

AS399665ZOLL-BROOMFIELD - ZOLL Medical Corporation US256

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AS19836#13325 VERISIGNGRS - VeriSign Infrastructure & Operations256

AS20099#13326 HMNS - Houston Museum of Natural Science256

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