AS38345 is the autonomous system of Internet Domain Name System Beijing Engineering Resrarch Center Ltd.. It holds 6,144 IPv4 addresses in 9 prefixes plus 5 IPv6 ranges, mainly in 
China.
By IPv4 addresses the network ranks #12,117 worldwide and #283 of 587 networks in China.
The network spreads across 2 countries: China 92%, United States 8.3%.
The largest block is 203.99.20.0 to 203.99.31.255 with 3,072 addresses, geolocated to Haidian (Haidian Qu).
- IPv4 addresses
- 6,144
- IPv4 prefixes
- 9
- World rank
- #12,117
- IPv6 ranges
- 5
Addresses by country
- China 92%
United States 8.3%
Largest blocks
- 203.99.20.0 Haidian (Haidian Qu)3,072
- 202.173.8.0 Beijing1,024
- 202.173.14.0 Zhongguan512
- 150.242.156.0 Zhongguan512
- 203.119.83.0 Zhongguan256
- 203.119.80.0 Zhongguan256
- 1.8.8.0 Beijing256
- 1.8.1.0 Beijing256
Networks of similar size
6,400
6,400
6,144
6,144
6,144IPv4 prefixes
Questions and answers
Who owns AS38345?
Autonomous system AS38345 is operated by Internet Domain Name System Beijing Engineering Resrarch Center Ltd..
How many IP addresses does AS38345 have?
The network holds 6,144 IPv4 addresses in 9 prefixes, plus 5 IPv6 ranges.
Which country is AS38345 in?
The main country is China, with addresses in 1 more countries.
How big is AS38345?
By IPv4 addresses it ranks #12,117 worldwide.
What is the largest address block of AS38345?
203.99.20.0 to 203.99.31.255, 3,072 addresses.