AS17676

Name: AS17676 — SoftBank Corp.
Creator: ipdex

SoftBank Corp. ISP registered in Japan

464IPv4 prefixes

3IPv6 prefixes

88%RPKI-valid

#115AS Rank

#7Rank in Japan

2001-03-26Allocated

SoftBank Corp. (AS17676) — ISP, registered in Japan. announces 464 IPv4 prefixes + 3 IPv6 prefixes. Rank in Japan: #7. Allocated: 2001-03-26.

IPv4 464IPv6 3

Announced prefixes · 467

v4 220.57.0.0/16 valid
v4 221.103.0.0/16 unknown
v4 221.105.0.0/16 unknown
v4 221.109.0.0/16 unknown
v4 221.110.0.0/16 unknown
v4 221.111.0.0/16 unknown
v4 221.16.0.0/12 valid
v4 221.27.0.0/16 valid
v4 221.29.0.0/16 valid
v4 221.30.0.0/16 valid
v4 221.31.0.0/16 valid
v4 221.32.0.0/13 valid
v4 221.32.0.0/16 valid
v4 221.33.0.0/16 valid
v4 221.34.0.0/16 valid
v4 221.35.0.0/16 valid
v4 221.36.0.0/16 valid
v4 221.37.0.0/16 valid
v4 221.38.0.0/16 valid
v4 221.39.0.0/16 valid
v4 221.40.0.0/14 valid
v4 221.40.0.0/16 valid
v4 221.42.0.0/16 valid
v4 221.43.0.0/16 valid
v4 221.44.0.0/15 valid
v4 221.44.0.0/16 valid
v4 221.45.0.0/16 valid
v4 221.48.0.0/12 valid
v4 221.49.0.0/16 valid
v4 221.64.0.0/11 valid
v4 221.68.0.0/16 valid
v4 221.69.0.0/16 valid
v4 221.70.0.0/16 valid
v4 221.71.0.0/16 valid
v4 221.72.0.0/16 valid
v4 221.73.0.0/16 valid
v4 221.76.0.0/16 valid
v4 221.91.0.0/16 valid
v4 221.92.0.0/16 valid
v4 221.93.0.0/16 valid
v4 221.94.0.0/16 valid
v4 221.95.0.0/16 valid
v4 221.96.0.0/12 unknown
v4 221.96.0.0/16 unknown
v4 221.97.0.0/16 unknown
v4 221.98.0.0/16 unknown
v4 221.99.0.0/16 unknown
v4 36.240.0.0/14 valid
v4 36.244.0.0/14 unknown
v4 60.100.0.0/16 valid

RPKI: rpki.cloudflare.com · 2026-06-22

— Routing status unavailable

Prefix history

Announced prefixes Source: ipdex daily snapshot · sparse rows, value holds until the next change (steps)

Data table

Day	Announced prefixes
2026-06-12	466
2026-06-13	466
2026-06-16	466
2026-06-19	466
2026-06-22	467

Internet Exchanges · 10

BBIX Tokyo Tokyo 5,200 Gbps
BBIX Osaka Osaka 3,200 Gbps
BBIX Singapore Singapore 400 Gbps
BBIX US-West West Coast 400 Gbps
BBIX Amsterdam Amsterdam 200 Gbps
JPNAP Osaka Osaka 200 Gbps
JPNAP Tokyo Tokyo 200 Gbps
SIX Seattle Seattle 100 Gbps
BBIX Hong Kong Hong Kong 60 Gbps
Equinix Singapore Singapore 10 Gbps

Facilities · 12

12 Facilities · 5 Countries

AT TOKYO (CC1/CC2) Tokyo
CoreSite - Los Angeles (LA1) One Wilshire Los Angeles
Digital Realty Amsterdam AMS9 Amsterdam
Digital Realty Seattle SEA10 Seattle
Equinix OS1 - Osaka Osaka
Equinix SG1 - Singapore Singapore
Equinix SV1/SV5/SV10 - Silicon Valley, San Jose San Jose
MEGA-i (iAdvantage Hong Kong) Hong Kong
NTT DOCOMO BUSINESS Tokyo (NW1) Tokyo
NTT DATA Dojima (building #4) Osaka
NTT DATA Otemachi Bldg Tokyo
NTT Sonezaki Data Center(Dojima Campus) Osaka-Shi Kita-Ku

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AS17676

Announced prefixes · 467

Prefix history

Internet Exchanges · 10

Facilities · 12

AS topology · Customer cone 497

Providers · 4

Peers · 114

Customers · 197

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