Skip to main content
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
161.113.224.0/21 2.0K
0.7%
HSBC Bank plc US
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
161.113.240.0/22 1.0K
0.4%
HSBC Bank plc US
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

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 20,512 2026-07-24 15:46:46
161.113.224.0/19 20,499 2026-07-24 15:46:46
193.108.72.0/21 20,490 2026-07-24 15:46:46
161.113.239.0/24 11,356 2026-07-24 18:18:36
161.113.238.0/23 11,290 2026-07-24 18:18:36
193.108.76.0/23 9,076 2026-07-24 18:18:36
193.108.74.0/23 9,072 2026-07-24 18:18:36
193.108.72.0/23 9,070 2026-07-24 18:18:36
161.113.240.0/23 9,065 2026-07-24 18:18:36
161.113.242.0/23 9,056 2026-07-24 18:18:36
161.113.254.0/23 9,034 2026-07-24 18:18:36
193.108.78.0/23 8,941 2026-07-24 18:18:36
161.113.233.0/24 5,978 2026-07-24 15:46:41
161.113.229.0/24 5,975 2026-07-24 15:46:41
161.113.225.0/24 5,962 2026-07-24 15:46:41
161.113.224.0/24 5,959 2026-07-24 15:46:41
161.113.255.0/24 5,943 2026-07-24 15:46:41
161.113.254.0/24 5,932 2026-07-24 15:46:41
193.108.75.0/24 5,576 2026-07-24 18:43:41
91.214.6.0/24 5,510 2026-07-24 15:46:39
193.108.77.0/24 5,496 2026-07-24 18:43:41
91.214.6.0/23 4,296 2026-07-24 18:18:36
91.214.4.0/23 4,294 2026-07-24 18:18:36
161.113.228.0/23 4,291 2026-07-24 18:18:36
161.113.224.0/23 4,262 2026-07-24 18:18:36
161.113.226.0/23 4,259 2026-07-24 18:18:36
161.113.232.0/23 4,258 2026-07-24 18:18:36
161.113.230.0/23 4,252 2026-07-24 18:18:36

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 States.

Who operates AS20705?

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

What country is AS20705 registered in?

AS20705 is registered in United States. This indicates where the network operator is headquartered, though the IP addresses it announces may serve users globally.

Last updated: 2026-07-24 18:55:31 UTC
Share