AS4685 Asahi Net

ASAHI-NET - Asahi Net · registered in Japan

IPv4 addresses1,277,95260 prefixes · 0.041% of announced IPv4

Rank in Japan#20largest network in JP by IPv4 space, of 724 · 0.79% of JP

Rank worldwide#296of 79,396 networks with IPv4

IPv69 x /32 (589,824 x /48)2 prefixes

CountryJapan745 ASNs registered there

Open AS4685 in ASN lookup Look up an IP in this network (14.3.0.1) All networks in Japan

IPv4 prefixes

All 60 prefixes, in address order.

14.3.0.0/16
36.3.192.0/19
61.87.32.0/19
61.114.192.0/19
61.125.192.0/18
61.213.64.0/18
101.50.224.0/19
110.4.128.0/17
110.5.0.0/18
111.234.128.0/18
116.70.192.0/18
116.91.224.0/19
118.243.0.0/16
119.150.32.0/19
119.150.64.0/19
120.51.160.0/19
121.1.128.0/17
122.103.128.0/19
122.145.224.0/19
122.223.32.0/19
122.223.160.0/19
122.223.192.0/19
122.249.0.0/16
124.155.0.0/17
131.129.0.0/16
138.64.0.0/16
150.9.0.0/17
150.9.128.0/18
150.9.192.0/20
150.91.0.0/17
157.14.160.0/19
157.107.0.0/16
165.100.128.0/19
180.235.0.0/18
183.76.0.0/15
202.208.128.0/19
202.213.128.0/19
202.224.32.0/19
203.112.0.0/19
203.181.0.0/18
203.189.32.0/19
203.212.32.0/19
210.155.192.0/19
210.167.112.0/20
210.170.160.0/19
210.253.224.0/19
211.13.128.0/19
211.120.64.0/19
211.132.32.0/19
218.45.160.0/19
218.219.192.0/18
219.121.0.0/18
220.146.0.0/16
220.147.0.0/18
220.150.96.0/19
220.150.128.0/18
220.150.224.0/19
220.157.128.0/17
221.113.0.0/17
222.228.32.0/19

IPv6 prefixes

All 2 prefixes.

2001:c28::/32
2405:6580::/29

Similar-sized networks in Japan

ASNNameIPv4 addresses

AS18126#17 CTCX - Chubu Telecommunications Company, Inc.1,505,536

AS10010#18 TOKAI - TOKAI Communications Corporation1,497,088

AS2519#19 VECTANT - ARTERIA Networks Corporation1,464,320

AS9617#21 ZAQ - JCOM Co., Ltd.1,163,264

AS4694#22 IDCF - IDC Frontier Inc.1,040,896

AS7679#23 QTNET - QTnet,Inc.760,832

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