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Autonomous System

AS35228

O2 UK

Announced IPs
201,728
CIDR prefixes
20
ASN
AS35228

Reputation · trust score

A transparent 0–100 signal. Every entity starts at a neutral baseline of 65; threat-intel blocklists, exposure, reverse-DNS, routing and allocation each adjust it up or down. Higher is more trustworthy.

69/100
Moderate
How this score is built

Experimental · trust-vectors model v1.3.0 — a transparent heuristic, not a definitive verdict. How it works →

Network profile

Source: PeeringDB →
Network type Cable/DSL/ISP
Traffic level 100-200Gbps
Geographic scope Europe
Traffic ratio Mostly Inbound
Peering policy Selective

Present at 2 internet exchanges: LINX LON1: Main, LINX LON2

Top CIDR ranges

CIDRIPsPTR DensityOrganizationCountryStateCity
87.194.0.0/16 65.5K
93.5%
O2 UK GB — —
93.97.0.0/16 65.5K
87.5%
O2 UK GB England Fulham
158.230.0.0/17 32.8K
0.2%
O2 UK GB — —
46.233.64.0/18 16.4K
0.1%
O2 UK GB England Camden
46.233.96.0/19 8.2K
0.2%
O2 UK GB England Camden
46.233.80.0/20 4.1K
0.0%
O2 UK GB England Camden
82.132.160.0/20 4.1K
81.2%
O2 UK GB England Evesham
82.132.224.0/20 4.1K
99.7%
O2 UK GB England Ilford
46.233.72.0/21 2.0K
0.1%
O2 UK GB England Camden
82.132.176.0/21 2.0K
13.0%
O2 UK GB England Brighton
82.132.216.0/21 2.0K
99.6%
O2 UK GB England Thornton Heath
82.132.240.0/21 2.0K
74.8%
O2 UK GB England Birmingham
46.233.68.0/22 1.0K
0.0%
O2 UK GB — —
82.132.184.0/22 1.0K
0.0%
O2 UK GB England Bury
82.132.212.0/22 1.0K
99.6%
O2 UK GB England Islington
158.230.200.0/22 1.0K
0.5%
O2 UK GB — —
185.79.104.0/22 1.0K
0.0%
O2 UK GB — —
46.233.66.0/23 512
0.0%
O2 UK GB — —
82.132.138.0/23 512
14.3%
O2 UK GB — —
82.132.144.0/23 512
3.3%
O2 UK GB — —
82.132.186.0/23 512
0.0%
O2 UK GB — —
82.132.198.0/23 512
50.0%
O2 UK GB — —
82.132.210.0/23 512
0.2%
O2 UK GB — —
82.132.248.0/23 512
0.2%
O2 UK GB — —
46.233.64.0/24 256
0.0%
O2 UK GB — —
82.132.184.0/24 256
0.0%
O2 UK GB — —
82.132.253.0/24 256
9.0%
O2 UK GB — —
185.132.84.0/24 256
0.0%
O2 UK GB — —
46.233.65.128/25 128
0.0%
O2 UK GB — —
82.132.185.0/25 128
0.0%
O2 UK GB — —
46.233.65.0/26 64
0.0%
O2 UK GB — —
82.132.185.128/26 64
0.0%
O2 UK GB — —
46.233.65.64/27 32
0.0%
O2 UK GB — —
82.132.185.224/27 32
0.0%
O2 UK GB — —
46.233.65.112/28 16
0.0%
O2 UK GB — —
82.132.185.192/28 16
0.0%
O2 UK GB — —
82.132.185.208/29 8
0.0%
O2 UK GB — —
46.233.65.104/30 4
0.0%
O2 UK GB — —
82.132.185.216/30 4
0.0%
O2 UK GB — —
46.233.65.102/31 2
0.0%
O2 UK GB — —
82.132.185.222/31 2
0.0%
O2 UK GB — —
46.233.65.96/32 1
0.0%
O2 UK GB — —
46.233.65.97/32 1
0.0%
O2 UK IE — —
46.233.65.98/32 1
0.0%
O2 UK IE — —
46.233.65.99/32 1
0.0%
O2 UK GB — —
46.233.65.100/32 1
0.0%
O2 UK IE — —
46.233.65.101/32 1
0.0%
O2 UK GB — —
46.233.65.108/32 1
0.0%
O2 UK IE — —
46.233.65.109/32 1
0.0%
O2 UK GB — —
46.233.65.110/32 1
0.0%
O2 UK IE — —
46.233.65.111/32 1
0.0%
O2 UK GB — —
82.132.185.220/32 1
0.0%
O2 UK IE — —
82.132.185.221/32 1
0.0%
O2 UK GB — —

BGP Announced Prefixes

Live BGP anomalies →

Prefixes AS35228 actually originates in BGP, observed across our RIPE RIS collectors. This live routing view can differ from the registry allocation above.

PrefixAnnouncement samplesLast seen
87.194.117.0/24 47,764 2026-10-27 10:23:06
82.132.210.0/23 43,004 2026-10-27 10:23:06
82.132.199.0/24 42,811 2026-10-27 10:23:06
87.194.24.0/24 42,782 2026-10-27 10:23:06
87.194.1.0/24 41,443 2026-10-27 10:23:06
82.132.248.0/23 41,198 2026-10-27 10:23:06
87.194.115.0/24 41,174 2026-10-27 10:23:06
93.97.80.0/23 41,170 2026-10-27 10:23:06
87.194.116.0/24 41,139 2026-10-27 10:23:06
82.132.138.0/23 41,075 2026-10-27 10:23:06
87.194.118.0/24 41,056 2026-10-27 10:23:06
82.132.198.0/23 41,054 2026-10-27 10:23:06
87.194.108.0/23 40,967 2026-10-27 10:23:06
46.233.82.0/23 29,688 2026-10-27 10:23:06
46.233.82.0/24 28,905 2026-10-27 10:23:06
46.233.83.0/24 28,876 2026-10-27 10:23:06
87.194.218.0/23 28,311 2026-10-27 10:23:47
87.194.219.0/24 25,349 2026-10-27 10:23:06
93.97.16.0/22 23,752 2026-10-27 10:23:06
93.97.8.0/22 23,576 2026-10-27 10:23:06
93.97.12.0/22 23,549 2026-10-27 10:23:06
93.97.0.0/22 23,518 2026-10-27 10:23:06
93.97.4.0/22 23,455 2026-10-27 10:23:06
46.233.88.0/23 23,174 2026-10-27 10:23:06
46.233.88.0/24 22,380 2026-10-27 10:23:06
46.233.89.0/24 22,368 2026-10-27 10:23:06
87.194.218.0/24 21,786 2026-10-27 10:23:06
93.97.220.0/22 20,997 2026-10-27 10:23:06
93.97.216.0/22 20,699 2026-10-27 10:23:06
93.97.224.0/23 20,667 2026-10-27 10:23:06
93.97.176.0/22 20,534 2026-10-27 10:23:06
93.97.208.0/22 20,523 2026-10-27 10:23:06
93.97.212.0/22 20,497 2026-10-27 10:23:06
93.97.180.0/22 20,482 2026-10-27 10:23:06
93.97.132.0/22 20,457 2026-10-27 10:23:06
93.97.172.0/22 20,452 2026-10-27 10:23:06
93.97.200.0/22 20,450 2026-10-27 10:23:06
93.97.204.0/22 20,436 2026-10-27 10:23:06
87.194.220.0/23 20,421 2026-10-27 10:23:06
93.97.192.0/22 20,396 2026-10-27 10:23:06
93.97.170.0/23 20,392 2026-10-27 10:23:06
87.194.216.0/23 20,344 2026-10-27 10:23:06
93.97.196.0/22 20,297 2026-10-27 10:23:06
93.97.128.0/22 20,290 2026-10-27 10:23:06
93.97.240.0/21 20,234 2026-10-27 10:23:06
46.233.64.0/18 20,162 2026-10-27 10:23:06
185.132.84.0/24 19,974 2026-10-27 10:23:06
82.132.220.0/22 19,905 2026-10-27 10:23:06
82.132.176.0/23 19,881 2026-10-27 10:23:06
46.233.78.0/24 19,728 2026-10-27 10:23:06

Showing top 50 of 132 announced prefixes by sample volume.

Frequently Asked Questions

What is AS35228?

AS35228 is an Autonomous System Number assigned to O2 UK. An ASN identifies a network that controls a specific set of IP addresses and determines how traffic is routed across the internet via BGP (Border Gateway Protocol).

How many IP addresses does AS35228 announce?

AS35228 announces 201.7K IPv4 addresses distributed across 20 routed CIDR prefixes. The network is registered in United Kingdom.

Who operates AS35228?

AS35228 is operated by O2 UK. The organization is based in United Kingdom. You can view all IP ranges and related ASNs on the organization page.

What country is AS35228 registered in?

AS35228 is registered in United Kingdom. This indicates where the network operator is headquartered, though the IP addresses it announces may serve users globally.

Last updated: 2026-10-27 10:54:05 UTC
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