AS1213 Asiera ASIERA TECHNOLOGY SERVICES CLG

Asiera ASIERA TECHNOLOGY SERVICES CLG · registered in Ireland

IPv4 addresses1,843,20017 prefixes · 0.059% of announced IPv4

Rank in Ireland#1largest network in IE by IPv4 space, of 197 · 34.59% of IE

Rank worldwide#209of 79,396 networks with IPv4

IPv61 x /32 (65,536 x /48)1 prefixes

CountryIreland209 ASNs registered there

Open AS1213 in ASN lookup Look up an IP in this network (44.155.0.1) All networks in Ireland

IPv4 prefixes

All 17 prefixes, in address order.

44.155.0.0/16
45.144.8.0/22
77.87.24.0/21
87.32.0.0/12
91.123.224.0/20
91.193.188.0/22
134.226.0.0/16
136.201.0.0/16
136.206.0.0/16
140.203.0.0/16
143.239.0.0/16
147.252.0.0/16
149.153.0.0/16
149.157.0.0/16
157.190.0.0/16
160.6.0.0/16
193.1.0.0/16

IPv6 prefixes

All 1 prefix.

2001:770::/32

Similar-sized networks in Ireland

ASNNameIPv4 addresses

AS5466#2 EIRCOM Eircom Limited1,110,528

AS15502#3 Vodafone-Ireland-ASN Vodafone Ireland Limited501,760

AS43515#4 YOUTUBE Google Ireland Limited384,512

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