$ query “AS35228” --type=asn → 1 result(s)
AS35228 — O2BROADBAND
Telefonica UK Limited
AS35228 is a residential access provider run by Telefonica UK Limited, registered in the United Kingdom since 2005. The network announces a solid 215 296 IPv4 addresses, including a /16. Supports IPv6.
Basic Information
- Country
- 🇬🇧 United Kingdom
- Category
- Internet Service Provider
- Network Role
- Access Provider
- Data Origin
- Authoritative — Metadata from authoritative RIR registry (ARIN, RIPE, APNIC, etc.)
- Registered
- June 27, 2005
- Last Changed
- March 04, 2026
- Last Seen
- March 05, 2026
Prefix Summary
- IPv4 Prefixes (raw / aggregated)
- 99 / 8
- IPv6 Prefixes (raw / aggregated)
- 11 / 1
- IPv4 Addresses
- 215 296
- Largest IPv4 Prefix
- /16 (65 536 addresses)
- Largest IPv6 Prefix
- /32
- Geolocated Countries
- 🇬🇧 GB (10 IPs), 🇮🇪 IE (1 IPs), 🇫🇷 FR (1 IPs), 🇳🇱 NL, 🇩🇰 DK, 🇦🇷 AR, 🇵🇪 PE, 🇻🇪 VE
- Prefix Changed
- March 04, 2026
Reputation
- Reputation
- Pristine — 0 flagged IPs out of 215 296 total (0.00%)
Connectivity Summary
- Upstream Providers
- 3 upstream autonomous systems providing transit
- Peers
- 86 autonomous systems exchanging traffic without transit fees
- Downstream Customers
- 4 downstream autonomous systems buying transit
- Degree
- 94 unique BGP neighbors (providers + customers + peers)
- Reach
- 4 — customer cone size measuring network influence
- Degree Rank
- #1 684
- Reach Rank
- #4 881
Upstream Providers (3)
Prefix Lists
IPv4 Prefixes (99 total)
- 87.194.0.0/16 (65 536 addresses)
- 93.97.0.0/16 (65 536 addresses)
- 82.132.128.0/17 (32 768 addresses)
- 158.230.0.0/17 (32 768 addresses)
- 46.233.64.0/18 (16 384 addresses)
- 158.230.200.0/22 (1 024 addresses)
- 185.79.104.0/22 (1 024 addresses)
- 185.132.84.0/24 (256 addresses)
IPv6 Prefixes (11 total)
- 2a03:dd00::/32