Autonomous System

AS15751 Eircom Limited

ISPActiveIrelandRIPE

AS15751 (METEORMOBILECOMMS-AS) is an ISP network operated by Eircom Limited in Ireland, registered with RIPE. It has 7 IPv4 prefixes with 24,832 addresses and 1 IPv6 prefix, which makes it the 6,064th largest of 82,200 active autonomous systems by IPv4 space.

IPv4 addresses24,832in 7 prefixes
IPv6 prefixes1≈ 6.3 × 10²⁹ addresses
Size rank#6,064of 82,200 active ASNs
Abuser scoreLow0.11% of its addresses flagged · method

Details

OrganizationEircom Limited
AS nameMETEORMOBILECOMMS-AS
Websiteeir.ie
Country Ireland (IE)
Network typeISP
RegistryRIPE
Abuse contactripe-support@eir.ie
Registered1970-01-01
Last updated2026-01-09

IPv4 prefixes

7 prefixes · 24,832 addresses
NetworkAddressesFirst – last address
109.125.0.0/1816,384109.125.0.0 – 109.125.63.255
212.129.80.0/204,096212.129.80.0 – 212.129.95.255
212.129.72.0/212,048212.129.72.0 – 212.129.79.255
212.129.68.0/221,024212.129.68.0 – 212.129.71.255
185.51.72.0/23512185.51.72.0 – 185.51.73.255
212.129.66.0/23512212.129.66.0 – 212.129.67.255
212.129.64.0/24256212.129.64.0 – 212.129.64.255

IPv6 prefixes

1 prefix
  • 2a01:b340::/29

Query AS15751 with the API

The ASN lookup returns everything on this page as JSON, including every prefix. ASN lookups need an API key: a free account comes with 1,000 requests a day. 

curl "https://api.ipapi.is/?q=AS15751&key=YOUR_API_KEY"

Any address in its prefixes resolves to AS15751, with or without a key:

curl "https://api.ipapi.is/?q=109.125.0.1"

Other networks of Eircom Limited

AS5466 Eircom Limited1,110,784 IPv4 addresses

Largest networks in Ireland

AS1213 ASIERA TECHNOLOGY SERVICES CLG1,843,200 IPv4 addressesAS5466 Eircom Limited1,110,784 IPv4 addressesAS15502 Vodafone Ireland Limited943,104 IPv4 addressesAS43515 Google Ireland Limited269,056 IPv4 addressesAS2110 Enet Communications LIMITED246,528 IPv4 addressesAS13280 Three Ireland (Hutchison) limited225,280 IPv4 addresses