$ query “AS4229” --type=asn → 1 result(s)

AS4229 · ZEN-NET

Zenlayer Inc

AS4229 belongs to Zenlayer Inc and is a mid-size transit provider, registered in the United States since 2020. The system announces a respectable 16 128 IPv4 addresses, and supports IPv6. Most of its address space is geolocated to the Netherlands, with additional presence in Hong Kong SAR China and Singapore, and smaller footprints in 2 additional countries. This AS has recently updated its prefix announcements.

  • Top 5% — Top 5% of all autonomous systems by reach and degree
  • #66 by Reach — Top 100 by customer cone size

Basic Information

Country
🇺🇸 United States
Category
Hosting
Network Role
Mid-size Transit
Data Origin
Authoritative — Metadata from authoritative RIR registry (ARIN, RIPE, APNIC, etc.)
Registered
May 20, 2020
Last Changed
March 04, 2026
Last Seen
October 21, 2026 (active)

Prefix Summary

IPv4 Prefixes (raw / aggregated)
28 / 18
IPv6 Prefixes (raw / aggregated)
9 / 2
IPv4 Addresses
16 128
Largest IPv4 Prefix
/19 (8 192 addresses)
Largest IPv6 Prefix
/33
Geolocated Countries
🇳🇱 Netherlands (7 424 IPs), 🇭🇰 Hong Kong SAR China (3 584 IPs), 🇸🇬 Singapore (2 816 IPs) and 2 more
Prefix Changed
October 22, 2026

Reputation

Reputation
Good — 1 flagged IPs out of 16 128 total (0.01%)

Connectivity Summary

Upstream Providers
8 upstreams providing transit
Peers
474 networks exchanging traffic without transit
Downstream Customers
40 downstreams buying transit
Unclassified
10 unclassified BGP neighbors
Degree
532 unique BGP neighbors
Reach
1 005 networks in customer cone

Upstream Providers (8)

  • AS6461 — ZAYO-6461 (Tier-1 transit)
  • AS1299 — TWELVE99 (Tier-1 transit)
  • AS3257 — GTT-BACKBONE (Tier-1 transit)
  • AS2914 — NTT-DATA-2914 (Tier-1 transit)
  • AS23764 — CTGNET
  • AS3491 — PCCWG-APAC-HK (Tier-1 transit)
  • AS6453 — AS6453 (Tier-1 transit)
  • AS59360 — BBIXHK-HK

Prefix Lists

IPv4 Prefixes (28 total)

  • 213.247.32.0/19 (8 192 addresses (/19 prefix))
  • 129.227.160.0/21 (2 048 addresses (/21 prefix))
  • 162.128.0.0/22 (1 024 addresses (/22 prefix))
  • 23.91.110.0/23 (512 addresses (/23 prefix))
  • 98.98.230.0/23 (512 addresses (/23 prefix))
  • 103.140.146.0/23 (512 addresses (/23 prefix))
  • 162.128.226.0/23 (512 addresses (/23 prefix))
  • 23.91.109.0/24 (256 addresses (/24 prefix))
  • 82.38.180.0/24 (256 addresses (/24 prefix))
  • 84.75.148.0/24 (256 addresses (/24 prefix))
  • 84.75.150.0/24 (256 addresses (/24 prefix))
  • 84.75.155.0/24 (256 addresses (/24 prefix))
  • 84.75.158.0/24 (256 addresses (/24 prefix))
  • 98.98.98.0/24 (256 addresses (/24 prefix))
  • 128.14.86.0/24 (256 addresses (/24 prefix))
  • 162.128.41.0/24 (256 addresses (/24 prefix))
  • 162.128.42.0/24 (256 addresses (/24 prefix))
  • 162.128.193.0/24 (256 addresses (/24 prefix))

IPv6 Prefixes (9 total)

  • 2404:ff40::/33
  • 2404:ff40:8000::/36