AS400505 HARRIS & HARRIS, LTD.

HARRIS-AS-02 - HARRIS & HARRIS, LTD. · registered in the United States

IPv4 addresses2561 prefixes · <0.001% of announced IPv4

Rank in United States#17,913largest network in US by IPv4 space, of 18,338 · <0.01% of US

Rank worldwide#78,874of 79,396 networks with IPv4

IPv6noneno IPv6 routes announced

CountryUnited States18,679 ASNs registered there

Open AS400505 in ASN lookup Look up an IP in this network (148.59.75.1) All networks in United States

IPv4 prefixes

All 1 prefix, in address order.

148.59.75.0/24

Other ASNs named HARRIS & HARRIS, LTD.

1 other network uses the same organisation name; together with AS400505 they announce 512 IPv4 addresses.

ASNNameIPv4 addresses

AS398746HARRIS-AS-01 - HARRIS & HARRIS, LTD. US256

Similar-sized networks in United States

ASNNameIPv4 addresses

AS400489#17910 DOMICILIUM - DOMICILIUM HOLDINGS INCORPORATED256

AS400491#17911 PCEWEST - PCE Systems256

AS400502#17912 XTENIT - Xtenit256

AS400508#17914 JS-ASN-01 - The Juilliard School256

AS400512#17915 OPELIKA-01 - City of Opelika256

AS400520#17916 MTNLINKD-01 - Mtnlinkd, Inc256

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