SYNAPSE Co.,Ltd.
AS7511 is SYNAPSE Co.,Ltd. (synapse.jp). It announces 78,848 IPv4 addresses in 19 prefixes, and 1 IPv6 prefixes.
Japan· APNIC· allocated 1997-03-03· isp
Where its space is
The IPv4 it announces that IP Geolocation places, by country. A /24 counts for the AS announcing most of it.
- Japan78,848 · 100.00%
Registry record
Its ASN Whois record, as the registry publishes it.
- handle
- SYNAPSE
- name
- SYNAPSE Co.,Ltd.
- country
- JP
- source
- jpnic
- updated
- 2017-05-23
- descr
- SYNAPSE Co.,Ltd.
- admin
- JP00146894
- tech
- JP00146894
What the databases see
Addresses each address-keyed database holds in the IPv4 it announces, as a share of that space, with its largest providers. Counts overlap.
- VPN IP18,026vpngate22.86%
- anyip, geonix, proxyseller0.68%
- None here
- floppydata0.00%
- None here
- None here
- Hosting IP60,16076.30%
- None here
- None here
- None here
- SSH IP1370.17%
- SMTP IP7290.92%
- 0.09%
IPv4 prefixes
Every IPv4 prefix BGP Route saw it announce. A prefix another AS also announces says so.
| PREFIX | COUNTRY | RPKI | PEERS | FIRST SEEN |
|---|---|---|---|---|
| 101.50.60.0/22 | Japan | valid | 17 | 2026-10-02 |
| 101.53.104.0/21 | Japan | valid | 17 | 2026-10-02 |
| 103.53.120.0/22 | Japan | valid | 17 | 2026-10-02 |
| 103.208.96.0/22 | Japan | valid | 17 | 2026-10-02 |
| 110.92.32.0/19 | Japan | valid | 17 | 2026-10-02 |
| 124.146.64.0/19 | Japan | valid | 17 | 2026-10-02 |
| 124.146.96.0/19 | Japan | valid | 17 | 2026-10-02 |
| 202.79.0.0/22 | Japan | valid | 17 | 2026-10-02 |
| 202.79.8.0/22 | Japan | valid | 17 | 2026-10-02 |
| 202.79.12.0/22 | Japan | valid | 17 | 2026-10-02 |
| 202.95.32.0/19 | Japan | valid | 17 | 2026-10-02 |
| 202.208.160.0/19 | Japan | valid | 17 | 2026-10-02 |
| 203.111.192.0/20 | Japan | valid | 17 | 2026-10-02 |
| 203.140.160.0/20 | Japan | valid | 17 | 2026-10-02 |
| 203.145.96.0/20 | Japan | valid | 17 | 2026-10-02 |
| 203.147.112.0/20 | Japan | valid | 17 | 2026-10-02 |
| 210.146.80.0/20 | Japan | valid | 17 | 2026-10-02 |
| 210.237.32.0/19 | Japan | valid | 17 | 2026-10-02 |
| 219.100.8.0/22 | Japan | valid | 17 | 2026-10-02 |
IPv6 prefixes
Every IPv6 prefix BGP Route saw it announce.
| PREFIX | COUNTRY | RPKI | PEERS | FIRST SEEN |
|---|---|---|---|---|
| 2401:c800::/32 | Japan | valid | 19 | 2026-10-02 |
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