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 - AS12338

 Spain

12338

Euskaltel S.A.

euskaltel.es

(ISP) Fixed Line ISP

507,904

633.8 Octillion

IP Coverage

Netblock Number of IPs   
5.159.128.0/21 2,048
5.159.136.0/21 2,048
5.159.144.0/21 2,048
5.159.152.0/21 2,048
5.159.160.0/21 2,048
5.159.168.0/21 2,048
5.159.176.0/23 512
5.159.178.0/23 512
5.159.180.0/23 512
5.159.182.0/23 512
5.159.184.0/23 512
5.159.186.0/23 512
5.159.188.0/23 512
5.159.190.0/23 512
37.218.0.0/17 32,768
46.231.0.0/21 2,048
62.99.0.0/17 32,768
81.9.128.0/19 8,192
81.9.160.0/19 8,192
81.9.192.0/22 1,024
81.9.196.0/23 512
81.9.198.0/24 256
81.9.199.0/24 256
81.9.200.0/23 512
81.9.202.0/23 512
81.9.204.0/22 1,024
81.9.208.0/21 2,048
81.9.216.0/23 512
81.9.218.0/23 512
81.9.220.0/22 1,024
81.9.224.0/20 4,096
81.9.240.0/21 2,048
81.9.248.0/21 2,048
82.130.128.0/18 16,384
82.130.192.0/19 8,192
82.130.224.0/20 4,096
82.130.240.0/22 1,024
82.130.244.0/23 512
82.130.246.0/24 256
82.130.247.0/24 256
82.130.248.0/24 256
82.130.249.0/24 256
82.130.250.0/23 512
82.130.252.0/22 1,024
83.213.0.0/17 32,768
83.213.128.0/19 8,192
83.213.160.0/20 4,096
83.213.176.0/21 2,048
83.213.184.0/22 1,024
83.213.188.0/22 1,024
83.213.192.0/18 16,384
85.84.0.0/16 65,536
85.85.0.0/18 16,384
85.85.64.0/19 8,192
85.85.96.0/21 2,048
85.85.128.0/20 4,096
85.85.144.0/21 2,048
85.85.152.0/21 2,048
85.85.192.0/21 2,048
85.85.208.0/20 4,096
85.85.240.0/20 4,096
85.86.0.0/20 4,096
85.86.16.0/21 2,048
85.86.40.0/21 2,048
85.86.48.0/21 2,048
85.86.72.0/21 2,048
85.86.80.0/20 4,096
85.86.96.0/19 8,192
85.86.128.0/19 8,192
85.86.160.0/20 4,096
85.86.192.0/20 4,096
85.86.220.0/22 1,024
85.86.224.0/21 2,048
85.87.24.0/24 256
85.87.25.0/24 256
85.87.26.0/24 256
85.87.27.0/24 256
85.87.28.0/22 1,024
85.87.32.0/21 2,048
85.87.40.0/24 256
85.87.41.0/24 256
85.87.42.0/24 256
85.87.43.0/24 256
85.87.44.0/22 1,024
85.87.48.0/20 4,096
85.87.64.0/22 1,024
85.87.68.0/24 256
85.87.69.0/24 256
85.87.70.0/24 256
85.87.71.0/24 256
85.87.72.0/22 1,024
85.87.76.0/22 1,024
85.87.80.0/22 1,024
85.87.84.0/22 1,024
85.87.88.0/21 2,048
85.87.96.0/22 1,024
85.87.100.0/22 1,024
85.87.104.0/21 2,048
85.87.112.0/21 2,048
85.87.124.0/22 1,024
85.87.168.0/21 2,048
85.87.192.0/24 256
85.87.193.0/24 256
85.87.194.0/24 256
85.87.195.0/24 256
85.87.196.0/24 256
85.87.197.0/24 256
85.87.198.0/23 512
85.87.200.0/22 1,024
85.87.204.0/24 256
85.87.205.0/24 256
85.87.206.0/23 512
85.87.208.0/21 2,048
85.87.218.0/23 512
85.87.222.0/23 512
85.87.224.0/19 8,192
91.116.0.0/22 1,024
91.116.4.0/22 1,024
91.116.8.0/21 2,048
91.116.16.0/20 4,096
91.116.32.0/22 1,024
91.116.36.0/23 512
91.116.38.0/24 256
91.116.39.0/24 256
91.116.40.0/22 1,024
91.116.44.0/22 1,024
91.116.48.0/21 2,048
91.116.56.0/21 2,048
178.60.64.0/21 2,048
178.60.72.0/24 256
178.60.73.0/24 256
178.60.74.0/23 512
178.60.76.0/22 1,024
178.60.80.0/22 1,024
178.60.84.0/22 1,024
178.60.88.0/21 2,048
178.60.96.0/21 2,048
178.60.104.0/22 1,024
178.60.108.0/22 1,024
178.60.112.0/22 1,024
178.60.116.0/24 256
178.60.117.0/24 256
178.60.118.0/23 512
178.60.120.0/24 256
178.60.121.0/24 256
178.60.122.0/23 512
178.60.124.0/22 1,024
185.116.180.0/22 1,024
185.136.88.0/22 1,024
185.209.60.0/22 1,024
188.93.72.0/21 2,048
212.8.64.0/18 16,384
212.55.0.0/19 8,192
212.89.1.0/24 256
212.142.128.0/19 8,192
212.142.160.0/24 256
212.142.162.0/23 512
212.142.164.0/22 1,024
212.142.168.0/21 2,048
212.142.176.0/20 4,096
212.142.192.0/18 16,384

Show more IP address ranges »

Netblock Number of IPs   
2a00:7b00::/44 19,342,813,113,834,066,795,298,816
2a00:7b00:10::/48 1,208,925,819,614,629,174,706,176
2a00:7b00:11::/48 1,208,925,819,614,629,174,706,176
2a00:7b00:12::/48 1,208,925,819,614,629,174,706,176
2a00:7b00:13::/48 1,208,925,819,614,629,174,706,176
2a00:7b00:14::/48 1,208,925,819,614,629,174,706,176
2a00:7b00:15::/48 1,208,925,819,614,629,174,706,176
2a00:7b00:16::/48 1,208,925,819,614,629,174,706,176
2a00:7b00:17::/48 1,208,925,819,614,629,174,706,176
2a00:7b00:18::/48 1,208,925,819,614,629,174,706,176
2a00:7b00:19::/48 1,208,925,819,614,629,174,706,176
2a00:7b00:1a::/47 2,417,851,639,229,258,349,412,352
2a00:7b00:1c::/46 4,835,703,278,458,516,698,824,704
2a00:7b00:20::/43 38,685,626,227,668,133,590,597,632
2a00:7b00:40::/42 77,371,252,455,336,267,181,195,264
2a00:7b00:80::/41 154,742,504,910,672,534,362,390,528
2a00:7b00:100::/40 309,485,009,821,345,068,724,781,056
2a00:7b00:200::/39 618,970,019,642,690,137,449,562,112
2a00:7b00:400::/38 1,237,940,039,285,380,274,899,124,224
2a00:7b00:800::/38 1,237,940,039,285,380,274,899,124,224
2a00:7b00:c00::/44 19,342,813,113,834,066,795,298,816
2a00:7b00:c10::/48 1,208,925,819,614,629,174,706,176
2a00:7b00:c11::/48 1,208,925,819,614,629,174,706,176
2a00:7b00:c12::/47 2,417,851,639,229,258,349,412,352
2a00:7b00:c14::/46 4,835,703,278,458,516,698,824,704
2a00:7b00:c18::/45 9,671,406,556,917,033,397,649,408
2a00:7b00:c20::/43 38,685,626,227,668,133,590,597,632
2a00:7b00:c40::/42 77,371,252,455,336,267,181,195,264
2a00:7b00:c80::/41 154,742,504,910,672,534,362,390,528
2a00:7b00:d00::/40 309,485,009,821,345,068,724,781,056
2a00:7b00:e00::/39 618,970,019,642,690,137,449,562,112
2a00:7b00:1000::/36 4,951,760,157,141,521,099,596,496,896
2a00:7b00:2000::/35 9,903,520,314,283,042,199,192,993,792
2a00:7b00:4000::/34 19,807,040,628,566,084,398,385,987,584
2a00:7b00:8000::/35 9,903,520,314,283,042,199,192,993,792
2a00:7b00:a000::/36 4,951,760,157,141,521,099,596,496,896
2a00:7b00:b000::/40 309,485,009,821,345,068,724,781,056
2a00:7b00:b100::/40 309,485,009,821,345,068,724,781,056
2a00:7b00:b200::/39 618,970,019,642,690,137,449,562,112
2a00:7b00:b400::/38 1,237,940,039,285,380,274,899,124,224
2a00:7b00:b800::/37 2,475,880,078,570,760,549,798,248,448
2a00:7b00:c000::/40 309,485,009,821,345,068,724,781,056
2a00:7b00:c100::/40 309,485,009,821,345,068,724,781,056
2a00:7b00:c200::/39 618,970,019,642,690,137,449,562,112
2a00:7b00:c400::/38 1,237,940,039,285,380,274,899,124,224
2a00:7b00:c800::/37 2,475,880,078,570,760,549,798,248,448
2a00:7b00:d000::/40 309,485,009,821,345,068,724,781,056
2a00:7b00:d100::/40 309,485,009,821,345,068,724,781,056
2a00:7b00:d200::/39 618,970,019,642,690,137,449,562,112
2a00:7b00:d400::/38 1,237,940,039,285,380,274,899,124,224
2a00:7b00:d800::/40 309,485,009,821,345,068,724,781,056
2a00:7b00:d900::/40 309,485,009,821,345,068,724,781,056
2a00:7b00:da00::/39 618,970,019,642,690,137,449,562,112
2a00:7b00:dc00::/38 1,237,940,039,285,380,274,899,124,224
2a00:7b00:e000::/40 309,485,009,821,345,068,724,781,056
2a00:7b00:e100::/40 309,485,009,821,345,068,724,781,056
2a00:7b00:e200::/39 618,970,019,642,690,137,449,562,112
2a00:7b00:e400::/38 1,237,940,039,285,380,274,899,124,224
2a00:7b00:e800::/40 309,485,009,821,345,068,724,781,056
2a00:7b00:e900::/40 309,485,009,821,345,068,724,781,056
2a00:7b00:ea00::/39 618,970,019,642,690,137,449,562,112
2a00:7b00:ec00::/39 618,970,019,642,690,137,449,562,112
2a00:7b00:ee00::/40 309,485,009,821,345,068,724,781,056
2a00:7b00:ef00::/40 309,485,009,821,345,068,724,781,056
2a00:7b00:f000::/40 309,485,009,821,345,068,724,781,056
2a00:7b00:f100::/40 309,485,009,821,345,068,724,781,056
2a00:7b00:f200::/39 618,970,019,642,690,137,449,562,112
2a00:7b00:f400::/38 1,237,940,039,285,380,274,899,124,224
2a00:7b00:f800::/40 309,485,009,821,345,068,724,781,056
2a00:7b00:f900::/40 309,485,009,821,345,068,724,781,056
2a00:7b00:fa00::/39 618,970,019,642,690,137,449,562,112
2a00:7b00:fc00::/39 618,970,019,642,690,137,449,562,112
2a00:7b00:fe00::/40 309,485,009,821,345,068,724,781,056
2a00:7b00:ff00::/40 309,485,009,821,345,068,724,781,056
2a00:7b01::/32 79,228,162,514,264,337,593,543,950,336
2a00:7b02::/31 158,456,325,028,528,675,187,087,900,672
2a00:7b04::/30 316,912,650,057,057,350,374,175,801,344

Show more IP address ranges »

Geographic Distribution (IPv4)

Spain
 99.94%
Greece
 0.05%
France
 0.01%

Usage & Classification (IPv4)

(DCH) Data Center/Web Hosting/Transit

1.31%

(COM) Commercial

0.81%

(ISP) Fixed Line ISP

0.36%

(ORG) Organization

0.18%

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.

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.

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.

Organization (ORG)

Reserved for non-commercial entities, these networks support NGOs, charities, and professional associations. Rather than pursuing profit, these IPs are dedicated to advocacy, public service, and administrative functions.

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