AS9617 is the autonomous system of JCOM Co., Ltd.. It holds 1,163,264 IPv4 addresses in 19 prefixes plus 1 IPv6 ranges, mainly in 
Japan.
By IPv4 addresses the network ranks #308 worldwide and #22 of 848 networks in Japan. That is 0.57% of the country’s IPv4 space.
The largest block is 119.24.0.0 to 119.26.255.255 with 196,608 addresses, geolocated to Chiyoda.
- IPv4 addresses
- 1,163,264
- IPv4 prefixes
- 19
- World rank
- #308
- Country share
- 0.57%
- IPv6 ranges
- 1
Addresses by country
- Japan 100%
Largest blocks
- 119.24.0.0 Chiyoda196,608
- 180.220.0.0 Chiyoda131,072
- 122.196.0.0 Chiyoda131,072
- 49.250.0.0 Chiyoda131,072
- 219.114.192.0 Chiyoda City81,920
- 218.220.0.0 Chiyoda City65,536
- 211.124.0.0 Chiyoda City65,536
- 125.4.0.0 Chiyoda65,536
Networks of similar size
- AS5619 TIETOEVRY NORWAY AS
1,188,352 - AS6830 Liberty Global B.V.
1,186,560 - AS4010 Headquarters, USAISC
1,175,808 - AS378 IUCC - Israel InterUniversity Computation Center
1,164,544 - AS3371 Verizon Business1,154,560
- AS15802 Emirates Integrated Telecommunications Company PJSC
1,153,792 - AS23969 TOT Public Company Limited
1,152,000 - AS72 Schlumberger Limited
1,151,744
IPv4 prefixes
Questions and answers
Who owns AS9617?
Autonomous system AS9617 is operated by JCOM Co., Ltd..
How many IP addresses does AS9617 have?
The network holds 1,163,264 IPv4 addresses in 19 prefixes, plus 1 IPv6 ranges.
Which country is AS9617 in?
The main country is Japan.
How big is AS9617?
By IPv4 addresses it ranks #308 worldwide.
What is the largest address block of AS9617?
119.24.0.0 to 119.26.255.255, 196,608 addresses.