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Autonomous System

AS51043

Aspire Technology Solutions Ltd

Announced IPs
47,616
CIDR prefixes
20
ASN
AS51043

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 →

Network profile

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

Present at 7 internet exchanges: LINX LON1: Main, LINX LON2, LONAP: LON0, LINX Manchester, LINX Scotland: LINX Scotland, NCL-IX, IXLeeds

Top CIDR ranges

CIDRIPsPTR DensityOrganizationCountryStateCity
159.242.64.0/18 16.4K
1.4%
Aspire Technology Solutions Ltd GB England Sunderland
83.98.32.0/19 8.2K
1.6%
Aspire Technology Solutions Ltd GB England Camden
148.253.160.0/19 8.2K
1.9%
Aspire Technology Solutions Ltd GB England Gateshead
83.98.32.0/20 4.1K
0.0%
Aspire Technology Solutions Ltd GB England Pontefract
194.238.80.0/20 4.1K
0.0%
Aspire Technology Solutions Ltd GB England Gateshead
5.22.136.0/21 2.0K
93.7%
Aspire Technology Solutions Ltd GB England Cramlington
83.98.56.0/21 2.0K
0.0%
Aspire Technology Solutions Ltd GB England Camden
109.207.16.0/21 2.0K
0.0%
Aspire Technology Solutions Ltd GB
178.23.128.0/21 2.0K
98.9%
Aspire Technology Solutions Ltd GB England York
83.98.52.0/22 1.0K
0.0%
Aspire Technology Solutions Ltd GB Wales Cardiff
185.59.180.0/22 1.0K
2.0%
Aspire Technology Solutions Ltd GB England Preston
83.98.48.0/23 512
0.0%
Aspire Technology Solutions Ltd GB England Colchester
185.151.226.0/23 512
0.0%
Aspire Technology Solutions Ltd GB
212.47.86.0/23 512
0.0%
Aspire Technology Solutions Ltd GB England Stockton-on-Tees
45.88.98.0/24 256
0.0%
Aspire Technology Solutions Ltd AE
77.73.9.0/24 256
100.0%
Aspire Technology Solutions Ltd GB England Gateshead
77.73.12.0/24 256
100.0%
Aspire Technology Solutions Ltd GB
82.197.74.0/24 256
99.2%
Aspire Technology Solutions Ltd GB
83.98.50.0/24 256
0.0%
Aspire Technology Solutions Ltd GB England Windsor
185.151.224.0/24 256
1.6%
Aspire Technology Solutions Ltd GB
185.173.67.0/24 256
0.8%
Aspire Technology Solutions Ltd GB England Stockton-on-Tees
193.161.8.0/24 256
0.4%
Aspire Technology Solutions Ltd GB Northern Ireland Dungannon
193.161.11.0/24 256
0.0%
Aspire Technology Solutions Ltd GB Northern Ireland Belfast
194.247.49.0/24 256
0.0%
Aspire Technology Solutions Ltd GB
212.36.127.0/24 256
0.0%
Aspire Technology Solutions Ltd GB
83.98.51.0/25 128
0.0%
Aspire Technology Solutions Ltd GB Wales Pont-y-clun
83.98.51.192/26 64
0.0%
Aspire Technology Solutions Ltd GB England Windsor
83.98.51.128/27 32
0.0%
Aspire Technology Solutions Ltd GB England Exeter
83.98.51.176/28 16
0.0%
Aspire Technology Solutions Ltd GB England Camden
83.98.51.168/29 8
0.0%
Aspire Technology Solutions Ltd GB England Scunthorpe
83.98.51.164/30 4
0.0%
Aspire Technology Solutions Ltd GB
83.98.51.160/31 2
0.0%
Aspire Technology Solutions Ltd GB
83.98.51.162 1
0.0%
Aspire Technology Solutions Ltd IT
83.98.51.163 1
0.0%
Aspire Technology Solutions Ltd GB

BGP Announced Prefixes

Live BGP anomalies →

Prefixes AS51043 actually originates in BGP, observed across our RIPE RIS collectors. This live routing view can differ from the registry allocation above.

PrefixAnnouncement samplesLast seen
45.88.98.0/24 12,942 2026-07-24 22:08:05
194.238.80.0/20 7,003 2026-07-24 22:08:38
5.22.136.0/21 6,549 2026-07-24 22:08:38
77.73.12.0/24 6,448 2026-07-24 22:08:38
77.73.9.0/24 6,369 2026-07-24 22:08:38
212.47.86.0/23 6,209 2026-07-24 22:08:38
212.36.127.0/24 6,194 2026-07-24 22:08:38
159.242.64.0/18 6,171 2026-07-24 22:08:38
82.197.74.0/24 6,164 2026-07-24 22:08:38
83.98.32.0/19 6,152 2026-07-24 22:08:38
185.59.180.0/22 6,091 2026-07-24 22:08:38
178.23.128.0/21 6,088 2026-07-24 22:08:38
148.253.160.0/19 6,052 2026-07-24 22:08:38
193.161.11.0/24 6,007 2026-07-24 22:08:38
185.173.67.0/24 6,006 2026-07-24 22:08:38
193.161.8.0/24 6,002 2026-07-24 22:08:38
109.207.16.0/21 5,949 2026-07-24 22:08:38
194.247.49.0/24 5,896 2026-07-24 22:08:38
185.151.224.0/24 5,641 2026-07-24 22:08:38
185.151.226.0/24 5,638 2026-07-24 22:08:38
185.151.227.0/24 5,636 2026-07-24 22:08:38
185.151.224.0/22 2,212 2026-06-29 09:12:14

Frequently Asked Questions

What is AS51043?

AS51043 is an Autonomous System Number assigned to Aspire Technology Solutions Ltd. 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 AS51043 announce?

AS51043 announces 47.6K IPv4 addresses distributed across 20 routed CIDR prefixes. The network is registered in United Kingdom.

Who operates AS51043?

AS51043 is operated by Aspire Technology Solutions Ltd. The organization is based in United Kingdom. You can view all IP ranges and related ASNs on the organization page.

What country is AS51043 registered in?

AS51043 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: 2026-07-24 22:10:32 UTC
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