HomeASN LookupAS17957

AS17957

CTS - SOUTH TOKYO CABLETELEVISION

Announced Prefixes (BGP)
6total
6 IPv40 IPv6
IPv4 Addresses ⓘ
Allocated (RIR)7,168
Announced (BGP)19,456
IPv6 Addresses ⓘ
Allocated (RIR)0
Announced (BGP)0
Prefix Limit (IPv4)
20
Prefix Limit (IPv6)
5
Allocated
—

Announced Prefixes

(BGP)6
|
Prefix
RPKI
IRR
Last Seen
49.236.232.0/21
No ROA—5/25/2026
110.232.236.0/22
No ROA—5/25/2026
115.165.184.0/21
No ROA—5/25/2026
202.122.24.0/21
No ROA—5/25/2026
210.191.128.0/19
No ROA—5/25/2026
219.103.96.0/20
No ROA—5/25/2026

Allocated Prefixes

(RIR)4
Prefix
Country
RIR
Status
49.236.232.0/21🇯🇵 JPAPNICallocated
110.232.236.0/22🇯🇵 JPAPNICallocated
115.165.184.0/21🇯🇵 JPAPNICallocated
202.122.24.0/21🇯🇵 JPAPNICallocated
ASPA
No ASPA
External Links
Hurricane Electric BGPRIPEstatPeeringDB
API
Open
GEThttps://api.ipctl.io/v1/asn/17957

Returns ASN details, announced prefixes, and BGP routing data.

curl -s "https://api.ipctl.io/v1/asn/17957" | jq