AS7511

Name: AS7511 — SYNAPSE Co.,Ltd.
Creator: ipdex

SYNAPSE Co.,Ltd. ISP registered in Japan

19IPv4 prefixes

1IPv6 prefixes

100%RPKI-valid

#14,574AS Rank

327/327RIS visibility

#153Rank in Japan

1997-03-03Allocated

SYNAPSE Co.,Ltd. (AS7511) — ISP, registered in Japan. announces 19 IPv4 prefixes + 1 IPv6 prefixes. Rank in Japan: #153. Allocated: 1997-03-03.

IPv4 19IPv6 1

Announced prefixes · 20

v4 101.50.60.0/22 valid
v4 101.53.104.0/21 valid
v4 103.208.96.0/22 valid
v4 103.53.120.0/22 valid
v4 110.92.32.0/19 valid
v4 124.146.64.0/19 valid
v4 124.146.96.0/19 valid
v4 202.208.160.0/19 valid
v4 202.79.0.0/22 valid
v4 202.79.12.0/22 valid
v4 202.79.8.0/22 valid
v4 202.95.32.0/19 valid
v4 203.111.192.0/20 valid
v4 203.140.160.0/20 valid
v4 203.145.96.0/20 valid
v4 203.147.112.0/20 valid
v4 210.146.80.0/20 valid
v4 210.237.32.0/19 valid
v4 219.100.8.0/22 valid
v6 2401:c800::/32 valid

RPKI: rpki.cloudflare.com · 2026-06-17

Routing: 19 IPv4 · 1 IPv6 announced · RIS visibility 327/327 RIS peers · RIPEstat · 2026-06-17

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	20
2026-06-13	20

Internet Exchanges · 13

BBIX Fukuoka Fukuoka 100 Gbps
BBIX Osaka Osaka 100 Gbps
BBIX Tokyo Tokyo 100 Gbps
JPIX OSAKA Osaka 100 Gbps
JPNAP Fukuoka Fukuoka 100 Gbps
JPNAP Osaka Osaka 100 Gbps
JPIX FUKUOKA Fukuoka 10 Gbps
JPIX TOKYO Tokyo 10 Gbps
JPNAP Tokyo Tokyo 10 Gbps
BBIX Amsterdam Amsterdam 1 Gbps
BBIX Hong Kong Hong Kong 1 Gbps
BBIX Singapore Singapore 1 Gbps
BBIX US-West West Coast 1 Gbps

Facilities · 3

3 Facilities · 1 Countries

AT TOKYO (CC1/CC2) Tokyo
NTT DATA Dojima (building #4) Osaka
QTnet Fukuoka Data Center 3(QD3) Fukuoka

AS topology · Customer cone 1

Providers · 3

AS17676 SoftBank Corp.
AS2518 BIGLOBE Inc.
AS9607 BroadBand Tower, Inc.

Peers · 15

AS6939 Hurricane Electric LLC
AS9002 RETN Limited
AS20485 Joint Stock Company TransTeleCom
AS8966 EMIRATES TELECOMMUNICATIONS GROUP COMPANY (ETISALAT GROUP) PJSC
AS1828 Unitas Global
AS24482 SG.GS

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