AS21473 is the autonomous system of PFALZKOM GmbH. It holds 45,312 IPv4 addresses in 28 prefixes plus 8 IPv6 ranges, mainly in 
Germany.
By IPv4 addresses the network ranks #4,071 worldwide and #137 of 2,588 networks in Germany. That is 0.03% of the country’s IPv4 space.
The network spreads across 3 countries: Germany 99%, Switzerland 0.56%, France 0.42%.
The largest block is 213.206.160.0 to 213.206.191.255 with 8,192 addresses, geolocated to Ludwigshafen am Rhein (Süd).
- IPv4 addresses
- 45,312
- IPv4 prefixes
- 28
- World rank
- #4,071
- Country share
- 0.03%
- IPv6 ranges
- 8
Addresses by country
- Germany 99%
Switzerland 0.56%
France 0.42%
Largest blocks
- 213.206.160.0 Ludwigshafen am Rhein (Süd)8,192
- 213.183.64.0 Frankfurt am Main8,192
- 212.65.0.0 Ludwigshafen am Rhein (Süd)8,192
- 193.16.128.0 Mannheim (Neckarau)4,096
- 109.233.144.0 Ludwigshafen am Rhein (Süd)2,048
- 109.232.128.0 Pirmasens2,048
- 93.190.248.0 Ludwigshafen am Rhein (Süd)2,048
- 185.142.8.0 Spires1,024
Networks of similar size
45,312
45,312
45,312
45,312
45,056IPv4 prefixes
- 45.148.216.0/23
- 77.72.216.0/22
- 77.72.221.0/24
- 77.72.222.0/23
- 91.199.192.0/24
- 91.240.77.0/24
- 93.190.248.0/21
- 94.176.168.0/22
- 109.232.128.0/21
- 109.233.144.0/21
- 138.222.72.0/24
- 185.8.228.0/22
- 185.21.28.0/22
- 185.28.4.0/22
- 185.98.135.0/24
- 185.142.8.0/22
- 188.95.13.0/24
- 193.16.128.0/20
- 193.16.245.0/24
- 193.111.72.0/24
- 193.221.221.0/24
- 194.50.25.0/24
- 194.50.46.0/24
- 194.59.156.0/24
- 195.170.183.0/24
- 212.65.0.0/19
- 213.183.64.0/19
- 213.206.160.0/19
Questions and answers
Who owns AS21473?
Autonomous system AS21473 is operated by PFALZKOM GmbH.
How many IP addresses does AS21473 have?
The network holds 45,312 IPv4 addresses in 28 prefixes, plus 8 IPv6 ranges.
Which country is AS21473 in?
The main country is Germany, with addresses in 2 more countries.
How big is AS21473?
By IPv4 addresses it ranks #4,071 worldwide.
What is the largest address block of AS21473?
213.206.160.0 to 213.206.191.255, 8,192 addresses.