$ query “AS23951” --type=asn → 1 result(s)

AS23951 · CITRA-AS-ID

PT JEMBATAN CITRA NUSANTARA

AS23951 is owned by PT JEMBATAN CITRA NUSANTARA and is a mid-size transit provider, based in Indonesia. The system announces a respectable 17 408 IPv4 addresses, and supports IPv6. The bulk of its IP address space is in Indonesia. This AS's prefix announcements have been recently modified.

  • Top 5% — Top 5% of all autonomous systems by reach and degree

Basic Information

Country
🇮🇩 Indonesia
Category
Internet Service Provider
Network Role
Mid-size Transit
Data Origin
Authoritative — Metadata from authoritative RIR registry (ARIN, RIPE, APNIC, etc.)
Last Changed
March 04, 2026
Last Seen
April 29, 2026 (active)

Prefix Summary

IPv4 Prefixes (raw / aggregated)
103 / 4
IPv6 Prefixes (raw / aggregated)
38 / 1
IPv4 Addresses
17 408
Largest IPv4 Prefix
/19 (8 192 addresses)
Largest IPv6 Prefix
/32
Geolocated Countries
🇮🇩 Indonesia (33 792 IPs)
Prefix Changed
April 29, 2026

Reputation

Reputation
Pristine — 0 flagged IPs

Connectivity Summary

Upstream Providers
5 upstreams providing transit
Peers
59 networks exchanging traffic without transit
Downstream Customers
19 downstreams buying transit
Unclassified
2 unclassified BGP neighbors
Degree
85 unique BGP neighbors
Reach
26 networks in customer cone

Upstream Providers (5)

  • AS7713 — TELKOMNET-AS-AP
  • AS4800 — LINTASARTA-AS-AP
  • AS136106 — FIBERSTAR-AS-ID
  • AS7717 — OPENIXP-AS-ID-AP (Tier-1 transit)
  • AS7632 — LINKNET-EXCHANGE-AS-ID

Prefix Lists

IPv4 Prefixes (103 total)

  • 202.152.128.0/19 (8 192 addresses (/19 prefix))
  • 117.20.48.0/20 (4 096 addresses (/20 prefix))
  • 202.65.112.0/20 (4 096 addresses (/20 prefix))
  • 103.101.136.0/22 (1 024 addresses (/22 prefix))

IPv6 Prefixes (38 total)

  • 2401:ee00::/32