AS33921 Lebara-AS Lebara Ltd

Lebara-AS Lebara Ltd · registered in the United Kingdom

IPv4 addresses3,32810 prefixes · <0.001% of announced IPv4

Rank in United Kingdom#560largest network in GB by IPv4 space, of 2,074 · <0.01% of GB

Rank worldwide#17,537of 79,396 networks with IPv4

IPv6256 x /481 prefixes

CountryUnited Kingdom2,261 ASNs registered there

Open AS33921 in ASN lookup Look up an IP in this network (5.42.207.1) All networks in United Kingdom

IPv4 prefixes

All 10 prefixes, in address order.

5.42.207.0/24
45.92.79.0/24
84.246.112.0/22
91.208.59.0/24
141.98.208.0/24
185.5.129.0/24
185.221.60.0/24
194.26.132.0/24
194.99.64.0/24
194.213.108.0/24

IPv6 prefixes

All 1 prefix.

2a13:a380::/40

Similar-sized networks in United Kingdom

ASNNameIPv4 addresses

AS56990#557 SYSCOMM Syscomm Limited3,328

AS199856#558 Ping-Telecommunications Ping Technology Labs LTD3,328

AS39458#559 REALHOSTS-AS Real Hosts Limited3,328

AS206715#561 UXHOST UXHOST LTD3,328

AS212194#562 Yuusei YUUSEI LTD3,328

AS212396#563 FYFEWEB FyfeWeb Ltd3,328

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