ASN Lookup

An ASN lookup helps you identify the Autonomous System Number (ASN) behind an IP address, including the ISP, network owner, and routing details. Use it to better understand IP ownership and network behavior.

Enter Autonomous System Number (ASN)

Result

Overview - AS1273

 Netherlands

1273

CW Vodafone Group PLC

vodafone.com

(MOB) Mobile ISP

1,719,808

162.3 Nonillion

IP Coverage

Netblock Number of IPs   
5.28.192.0/18 16,384
37.18.144.0/24 256
37.18.145.0/24 256
37.18.146.0/24 256
37.18.147.0/24 256
37.18.148.0/24 256
37.18.149.0/24 256
45.12.208.0/24 256
45.12.209.0/24 256
45.12.210.0/24 256
46.108.232.0/24 256
46.108.235.0/24 256
46.190.137.0/24 256
46.190.254.0/24 256
47.73.182.0/24 256
47.73.183.0/24 256
47.73.184.0/24 256
47.73.239.0/24 256
47.73.240.0/22 1,024
62.25.64.0/18 16,384
62.208.0.0/16 65,536
62.213.128.0/23 512
62.213.156.0/22 1,024
62.221.0.0/19 8,192
62.233.55.0/24 256
63.130.0.0/16 65,536
64.69.160.0/19 8,192
82.203.12.0/22 1,024
82.203.16.0/21 2,048
84.246.136.0/24 256
84.246.138.0/24 256
84.246.142.0/24 256
84.246.143.0/24 256
85.205.30.0/24 256
85.205.97.0/24 256
85.205.100.0/24 256
85.205.101.0/24 256
85.205.162.0/24 256
85.205.255.0/24 256
139.47.240.0/24 256
139.47.241.0/24 256
141.1.0.0/16 65,536
141.227.38.0/24 256
141.227.39.0/24 256
146.162.33.0/24 256
146.162.34.0/24 256
146.162.37.0/24 256
146.162.38.0/24 256
146.162.39.0/24 256
146.162.240.0/24 256
146.162.241.0/24 256
146.222.210.0/24 256
146.222.214.0/24 256
146.249.0.0/17 32,768
146.249.128.0/18 16,384
146.249.192.0/21 2,048
146.249.200.0/22 1,024
146.249.204.0/24 256
146.249.205.0/24 256
146.249.206.0/23 512
146.249.208.0/24 256
146.249.209.0/24 256
146.249.210.0/23 512
146.249.212.0/22 1,024
146.249.216.0/21 2,048
146.249.224.0/20 4,096
146.249.240.0/21 2,048
146.249.248.0/23 512
146.249.250.0/24 256
146.249.251.0/24 256
146.249.252.0/23 512
146.249.254.0/24 256
146.249.255.0/24 256
148.252.1.0/24 256
148.252.2.0/24 256
148.252.5.0/24 256
148.252.6.0/24 256
148.253.0.0/24 256
148.253.1.0/24 256
158.41.32.0/22 1,024
158.41.36.0/22 1,024
159.197.0.0/21 2,048
159.197.8.0/22 1,024
159.197.12.0/24 256
159.197.14.0/23 512
159.197.16.0/21 2,048
159.197.24.0/24 256
159.197.25.0/24 256
159.197.26.0/23 512
159.197.30.0/23 512
159.197.34.0/23 512
159.197.36.0/22 1,024
159.197.40.0/22 1,024
159.197.46.0/23 512
159.197.48.0/20 4,096
159.197.64.0/19 8,192
159.197.96.0/22 1,024
159.197.100.0/24 256
159.197.102.0/23 512
159.197.104.0/21 2,048
159.197.112.0/20 4,096
164.143.220.0/24 256
164.143.221.0/24 256
166.63.160.0/19 8,192
166.63.192.0/19 8,192
185.36.32.0/24 256
185.146.65.0/24 256
185.201.181.0/24 256
185.204.4.0/22 1,024
193.32.47.0/24 256
193.32.49.0/24 256
193.33.108.0/24 256
193.35.244.0/24 256
193.35.245.0/24 256
193.164.160.0/19 8,192
193.195.0.0/17 32,768
193.195.160.0/19 8,192
193.195.192.0/18 16,384
194.63.0.0/24 256
194.63.2.0/24 256
194.63.3.0/24 256
194.63.4.0/24 256
194.63.11.0/24 256
194.63.16.0/24 256
194.63.20.0/24 256
194.63.21.0/24 256
194.63.22.0/24 256
194.63.23.0/24 256
194.63.28.0/24 256
194.63.50.0/24 256
194.63.76.0/24 256
194.63.85.0/24 256
194.63.88.0/24 256
194.63.102.0/24 256
194.63.103.0/24 256
194.63.109.0/24 256
194.63.110.0/24 256
194.63.111.0/24 256
194.63.112.0/24 256
194.63.113.0/24 256
194.63.114.0/24 256
194.63.115.0/24 256
194.63.116.0/24 256
194.63.117.0/24 256
194.63.118.0/24 256
194.63.119.0/24 256
194.63.124.0/24 256
194.63.125.0/24 256
194.68.12.0/24 256
194.70.16.0/20 4,096
194.70.32.0/22 1,024
194.70.37.0/24 256
194.70.38.0/23 512
194.70.40.0/21 2,048
194.70.48.0/20 4,096
194.70.64.0/20 4,096
194.70.80.0/21 2,048
194.70.88.0/22 1,024
194.70.128.0/18 16,384
194.70.240.0/20 4,096
194.152.64.0/19 8,192
194.159.0.0/16 65,536
194.205.0.0/16 65,536
194.217.0.0/16 65,536
194.221.0.0/16 65,536
194.227.110.0/24 256
194.227.111.0/24 256
195.2.0.0/19 8,192
195.10.0.0/18 16,384
195.11.0.0/16 65,536
195.27.0.0/17 32,768
195.27.128.0/19 8,192
195.27.160.0/23 512
195.27.164.0/22 1,024
195.27.168.0/21 2,048
195.27.176.0/20 4,096
195.27.192.0/18 16,384
195.44.0.0/16 65,536
195.58.157.0/24 256
195.58.158.0/23 512
195.59.0.0/16 65,536
195.80.64.0/19 8,192
195.89.0.0/21 2,048
195.89.8.0/22 1,024
195.89.12.0/24 256
195.89.14.0/23 512
195.89.16.0/20 4,096
195.89.32.0/19 8,192
195.89.64.0/18 16,384
195.89.128.0/17 32,768
195.92.0.0/16 65,536
195.233.50.0/24 256
195.233.51.0/24 256
195.233.53.0/24 256
195.233.151.0/24 256
202.89.16.0/21 2,048
203.169.56.0/23 512
206.24.128.0/19 8,192
206.225.230.0/24 256
207.50.128.0/20 4,096
208.167.192.0/20 4,096
208.173.192.0/18 16,384
208.175.144.0/20 4,096
208.175.224.0/19 8,192
212.62.0.0/19 8,192
212.137.0.0/16 65,536
212.158.0.0/17 32,768
212.165.0.0/19 8,192
212.240.0.0/16 65,536
213.38.0.0/16 65,536
213.185.192.0/19 8,192
213.216.128.0/18 16,384
216.31.192.0/20 4,096
216.239.192.0/19 8,192
217.134.0.0/15 131,072
217.161.0.0/16 65,536

Show more IP address ranges »

Netblock Number of IPs   
2001:5000::/21 162,259,276,829,213,363,391,578,010,288,128

Show more IP address ranges »

Geographic Distribution (IPv4)

United Kingdom of Great Britain and Northern Ireland
 81.91%
United States of America
 7.59%
France
 4.24%
Germany
 2.62%
Others
 3.64%

Usage & Classification (IPv4)

(ISP) Fixed Line ISP

90.48%

(COM) Commercial

6.83%

(DCH) Data Center/Web Hosting/Transit

1.14%

(GOV) Government

0.12%

Fixed Line ISP (ISP)

Internet Service Providers in this category offer wired broadband connections to homes, offices, and commercial buildings. They are responsible for the fundamental routing of internet traffic and the management of regional network infrastructure.

Commercial (COM)

Commercial networks are operated by for-profit businesses ranging from local startups to multinational corporations. These IPs facilitate e-commerce, internal corporate operations, and general business activities aimed at generating revenue.

Data Center/Web Hosting/Transit (DCH)

This category encompasses data centers, cloud hosting providers, and the transit networks that form the internet's backbone. These IPs are built for high-capacity and maximum uptime, supporting the infrastructure that hosts websites and cloud-based software.

Government (GOV)

Government IPs are assigned to official agencies and entities at local, regional, and national levels. These networks are critical for managing public services, regulatory functions, and general administrative tasks.

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