AS2047 is the autonomous system of Hoffmann - La Roche Ltd.. It holds 372,992 IPv4 addresses in 24 prefixes plus 4 IPv6 ranges, mainly in 
United States.
By IPv4 addresses the network ranks #670 worldwide and #184 of 18,202 networks in United States. That is 0.03% of the country’s IPv4 space.
The network spreads across 5 countries: United States 58%, Switzerland 36%, Singapore 4.5%.
The largest block is 162.132.0.0 to 162.132.255.255 with 65,536 addresses, geolocated to Indpls (I-69/Fall Creek).
- IPv4 addresses
- 372,992
- IPv4 prefixes
- 24
- World rank
- #670
- Country share
- 0.03%
- IPv6 ranges
- 4
Addresses by country
- United States 58%
Switzerland 36%
Singapore 4.5%
Germany 1.6%
Spain 0.07%
Largest blocks
- 162.132.0.0 Indpls (I-69/Fall Creek)65,536
- 151.120.0.0 Basel65,536
- 145.245.0.0 Basel65,536
- 141.167.0.0 Indpls (I-69/Fall Creek)65,536
- 128.137.0.0 South San Francisco (The East Side)65,536
- 175.28.64.0 Singapore16,384
- 72.34.128.0 South San Francisco8,192
- 196.3.32.0 Indianapolis (I-69/Fall Creek)6,400
Networks of similar size
384,512
383,232
383,232
372,992
370,688
370,176
369,408IPv4 prefixes
- 72.34.128.0/19
- 128.137.0.0/16
- 141.167.0.0/16
- 145.245.0.0/16
- 151.120.0.0/16
- 162.132.0.0/16
- 175.28.64.0/18
- 192.12.78.0/24
- 192.104.72.0/24
- 193.43.152.0/22
- 193.43.156.0/23
- 193.58.155.0/24
- 193.228.103.0/24
- 194.26.26.0/24
- 194.120.80.0/20
- 194.120.96.0/21
- 194.147.45.0/24
- 196.3.32.0/20
- 196.3.48.0/21
- 196.3.56.0/24
- 198.21.16.0/20
- 203.135.189.0/24
- 204.17.168.0/24
- 206.53.226.0/23
Questions and answers
Who owns AS2047?
Autonomous system AS2047 is operated by Hoffmann - La Roche Ltd..
How many IP addresses does AS2047 have?
The network holds 372,992 IPv4 addresses in 24 prefixes, plus 4 IPv6 ranges.
Which country is AS2047 in?
The main country is United States, with addresses in 4 more countries.
How big is AS2047?
By IPv4 addresses it ranks #670 worldwide.
What is the largest address block of AS2047?
162.132.0.0 to 162.132.255.255, 65,536 addresses.