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Autonomous System

AS20705

HSBC Bank plc

Announced IPs
11,264
CIDR prefixes
8
ASN
AS20705

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.

65/100
Moderate
How this score is built

Experimental · trust-vectors model v1.2.0 — a transparent heuristic, not a definitive verdict. How it works →

Top CIDR ranges

CIDRIPsPTR DensityOrganizationCountryStateCity
161.113.224.0/19 8.2K
0.2%
HSBC Bank plc US
161.113.240.0/20 4.1K
0.0%
GB
161.113.224.0/21 2.0K
0.7%
HSBC Bank plc US
161.113.232.0/21 2.0K
0.0%
GB
193.108.72.0/21 2.0K
0.7%
HSBC Bank plc GB England Solihull
91.214.4.0/22 1.0K
1.4%
HSBC Bank plc GB
161.113.224.0/22 1.0K
0.0%
GB
161.113.240.0/22 1.0K
0.4%
HSBC Bank plc US
161.113.230.0/23 512
0.0%
GB
161.113.232.0/23 512
0.0%
HSBC Bank plc US
161.113.238.0/23 512
0.0%
HSBC Bank plc US
161.113.254.0/23 512
0.0%
HSBC Bank plc US
161.113.229.0/24 256
0.0%
GB
161.113.228.0/25 128
0.0%
GB
161.113.228.128/26 64
0.0%
GB
161.113.228.192/27 32
0.0%
GB
161.113.228.240/28 16
0.0%
GB
161.113.228.232/29 8
0.0%
GB
161.113.228.224/30 4
0.0%
GB
161.113.228.230/31 2
0.0%
GB
161.113.228.228 1
0.0%
GB
161.113.228.229 1
0.0%
US

BGP Announced Prefixes

Live BGP anomalies →

Prefixes AS20705 actually originates in BGP, observed across our RIPE RIS collectors. This live routing view can differ from the registry allocation above.

PrefixAnnouncement samplesLast seen
91.214.4.0/22 42,969 2026-09-14 04:14:22
161.113.224.0/19 42,491 2026-09-14 04:12:40
193.108.72.0/21 40,960 2026-09-14 04:13:34
161.113.239.0/24 27,556 2026-09-14 04:12:41
161.113.238.0/23 27,534 2026-09-14 04:12:40
161.113.240.0/23 21,402 2026-09-14 04:12:40
161.113.242.0/23 21,375 2026-09-14 04:12:40
161.113.254.0/23 21,361 2026-09-14 04:12:40
91.214.6.0/24 20,158 2026-09-14 04:13:52
193.108.72.0/23 19,957 2026-09-14 04:13:34
193.108.76.0/23 19,949 2026-09-14 04:13:34
193.108.74.0/23 19,938 2026-09-14 04:13:34
193.108.78.0/23 19,795 2026-09-14 04:13:34
91.214.4.0/23 12,225 2026-09-14 04:14:22
91.214.6.0/23 12,188 2026-09-14 04:14:22
161.113.228.0/23 11,787 2026-09-14 04:12:37
161.113.230.0/23 11,742 2026-09-14 04:12:37
161.113.226.0/23 11,736 2026-09-14 04:12:37
161.113.224.0/23 11,716 2026-09-14 04:12:37
161.113.232.0/23 11,708 2026-09-14 04:12:37
161.113.233.0/24 11,634 2026-09-14 04:06:47
161.113.229.0/24 11,626 2026-09-14 04:06:47
161.113.224.0/24 11,610 2026-09-14 04:06:47
161.113.225.0/24 11,603 2026-09-14 04:06:47
161.113.255.0/24 11,593 2026-09-14 04:06:47
161.113.254.0/24 11,579 2026-09-14 04:06:47
193.108.75.0/24 11,271 2026-09-14 04:06:47
193.108.77.0/24 11,143 2026-09-14 04:06:47

Frequently Asked Questions

What is AS20705?

AS20705 is an Autonomous System Number assigned to HSBC Bank plc. 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 AS20705 announce?

AS20705 announces 11.3K IPv4 addresses distributed across 8 routed CIDR prefixes. The network is registered in United Kingdom.

Who operates AS20705?

AS20705 is operated by HSBC Bank plc. The organization is based in United Kingdom. You can view all IP ranges and related ASNs on the organization page.

What country is AS20705 registered in?

AS20705 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: 2026-09-14 04:24:06 UTC
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