AS30633 Leaseweb USA, Inc.

LEASEWEB-USA-WDC - Leaseweb USA, Inc. · registered in the United States

IPv4 addresses152,06485 prefixes · 0.005% of announced IPv4

Rank in United States#402largest network in US by IPv4 space, of 18,338 · 0.01% of US

Rank worldwide#1,311of 79,396 networks with IPv4

IPv650 x /32 (3,276,823 x /48)52 prefixes

CountryUnited States18,679 ASNs registered there

Open AS30633 in ASN lookup Look up an IP in this network (5.181.40.1) All networks in United States

IPv4 prefixes

All 85 prefixes, in address order.

5.181.40.0/23
23.19.160.0/22
23.82.8.0/21
23.82.128.0/22
23.105.0.0/20
23.105.36.0/22
23.105.160.0/19
23.111.252.0/22
31.57.193.0/24
31.57.232.0/24
31.57.235.0/24
31.58.148.0/24
31.58.151.0/24
40.27.232.0/21
45.129.127.0/24
45.135.37.0/24
45.145.57.0/24
46.202.59.0/24
64.64.0.0/20
64.64.16.0/22
64.120.108.0/24
64.131.64.0/19
66.92.92.0/22
66.93.36.0/22
72.63.8.0/22
72.63.24.0/22
72.63.32.0/22
72.63.40.0/21
72.63.56.0/22
72.63.64.0/22
72.63.152.0/22
80.253.250.0/24
84.37.32.0/23
84.37.46.0/23
84.37.176.0/23
84.37.190.0/23
84.37.192.0/23
84.37.222.0/23
84.37.254.0/23
91.124.141.0/24
91.124.146.0/24
91.124.253.0/24
92.71.32.0/23
92.71.38.0/23
92.71.46.0/23
92.71.64.0/23
92.71.96.0/23
92.71.126.0/23
92.113.1.0/24
92.113.3.0/24
92.113.7.0/24
103.139.50.0/24
104.166.83.0/24
108.59.0.0/20
108.62.0.0/22
108.62.116.0/22
108.62.120.0/22
142.91.32.0/22
162.210.192.0/21
162.219.212.0/22
172.241.232.0/21
172.241.240.0/21
173.208.0.0/21
173.208.126.0/24
185.28.70.0/24
192.96.200.0/21
193.5.125.0/24
193.27.23.0/24
198.7.56.0/21
199.38.116.0/22
199.58.84.0/22
199.102.224.0/21
199.115.112.0/21
199.167.40.0/22
199.167.45.0/24
199.230.52.0/22
206.214.216.0/21
207.58.128.0/18
207.244.64.0/18
209.50.224.0/19
213.201.240.0/23
213.201.248.0/23
213.201.254.0/23
216.22.0.0/18
216.38.48.0/20

IPv6 prefixes

All 52 prefixes.

2604:9a00::/32
2607:f5b7::/32
2a00:9d20:101::/48
2a06:1184:77::/48
2a06:35c0:2123::/48
2a06:35c2::/32
2a0a:2d06:99::/48
2a0c:7886:66::/48
2a0e:15c7:55::/48
2a0e:f200:154::/48
2a0e:f200:164::/48
2a0e:f200:174::/48
2a0e:f200:184::/48
2a0e:f201::/47
2a0e:f201:2::/47
2a0e:f201:4::/46
2a0e:f201:8::/45
2a0e:f201:10::/44
2a0e:f201:20::/43
2a0e:f201:40::/42
2a0e:f201:80::/41
2a0e:f201:100::/40
2a0e:f201:200::/39
2a0e:f201:400::/38
2a0e:f201:800::/37
2a0e:f201:1000::/36
2a0e:f201:2000::/35
2a0e:f201:4000::/34
2a0e:f201:8000::/33
2a0f:1e00:123::/48
2a0f:1e00:456::/48
2a0f:1e00:987::/48
2a0f:1e00:abc::/48
2a0f:1e00:def9::/48
2a0f:1e01:1::/48
2a0f:1e81:2::/48
2a0f:1e81:cdae::/48
2a0f:2d81::/32
2a0f:2e80::/29
2a0f:3d80::/48
2a0f:3d84::/32
2a0f:7d02:1::/48
2a0f:e1c6::/32
2a0f:e1c7:2::/48
2a0f:e7c2::/32
2a10:32c0::/29
2a10:35c0::/29
2a10:6d40::/29
2a11:fd80::/29
2a12:ac40::/31
2a13:18c0:1::/48
2a13:c900:44::/48

Other ASNs named Leaseweb USA, Inc.

8 other networks use the same organisation name; together with AS30633 they announce 1,311,232 IPv4 addresses.

ASNNameIPv4 addresses

AS395954LEASEWEB-USA-LAX - Leaseweb USA, Inc. US552,192

AS7203LEASEWEB-USA-SFO - Leaseweb USA, Inc. US180,480

AS396190LEASEWEB-USA-SEA - Leaseweb USA, Inc. US127,488

AS27411LEASEWEB-USA-CHI - Leaseweb USA, Inc. US89,856

AS396362LEASEWEB-USA-NYC - Leaseweb USA, Inc. US66,560

AS19148LEASEWEB-USA-PHX - Leaseweb USA, Inc. US64,256

AS394380LEASEWEB-USA-DAL - Leaseweb USA, Inc. US49,408

AS393886LEASEWEB-USA-MIA - Leaseweb USA, Inc. US28,928

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ASNNameIPv4 addresses

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AS23520#403 LIBERTY-NETWORKS - Columbus Networks USA, Inc.152,064

AS13371#404 DUKE-INTERCHANGE - Duke University151,808

AS26658#405 HENGTONG-IDC-LLC - HT151,808

IP-to-ASN data: iptoasn.com (public domain). Snapshot downloaded 2026-11-11, refreshed daily. Ranges are what each network announces in BGP, not registry allocations. Data sources