$ query “AS1836” --type=asn → 1 result(s)

AS1836 — GREEN

green.ch AG

AS1836 is a mid-size transit provider registered to green.ch AG, registered in Switzerland since 2002. The network announces a solid 491 520 IPv4 addresses, including a /16. Supports IPv6.

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

Basic Information

Country
🇨🇭 Switzerland
Category
Internet Service Provider
Network Role
Mid-size Transit
Data Origin
Authoritative — Metadata from authoritative RIR registry (ARIN, RIPE, APNIC, etc.)
Registered
September 02, 2002
Last Changed
March 04, 2026
Last Seen
March 05, 2026

Prefix Summary

IPv4 Prefixes (raw / aggregated)
75 / 73
IPv6 Prefixes (raw / aggregated)
5 / 5
IPv4 Addresses
491 520
Largest IPv4 Prefix
/16 (65 536 addresses)
Largest IPv6 Prefix
/29
Geolocated Countries
🇨🇭 CH (336 IPs)
Prefix Changed
March 04, 2026

Reputation

Reputation
Good — 6 flagged IPs out of 491 520 total (0.00%)

Connectivity Summary

Upstream Providers
4 upstream autonomous systems providing transit
Peers
730 autonomous systems exchanging traffic without transit fees
Downstream Customers
24 downstream autonomous systems buying transit
Degree
822 unique BGP neighbors (providers + customers + peers)
Reach
54 — customer cone size measuring network influence
Degree Rank
#183
Reach Rank
#1 454

Upstream Providers (4)

  • AS174 — COGENT-174 (Tier-1 transit)
  • AS3356 — LEVEL3 (Tier-1 transit)
  • AS1299 — TWELVE99 (Tier-1 transit)
  • AS5511 — OPENTRANSIT (Tier-1 transit)

Prefix Lists

IPv4 Prefixes (75 total)

  • 81.221.0.0/16 (65 536 addresses)
  • 146.228.0.0/16 (65 536 addresses)
  • 194.191.0.0/16 (65 536 addresses)
  • 195.48.0.0/16 (65 536 addresses)
  • 195.49.0.0/17 (32 768 addresses)
  • 193.72.0.0/18 (16 384 addresses)
  • 193.73.0.0/18 (16 384 addresses)
  • 193.73.128.0/18 (16 384 addresses)
  • 212.59.128.0/18 (16 384 addresses)
  • 80.254.160.0/19 (8 192 addresses)
  • 81.6.0.0/19 (8 192 addresses)
  • 82.195.224.0/19 (8 192 addresses)
  • 193.72.96.0/19 (8 192 addresses)
  • 193.72.224.0/19 (8 192 addresses)
  • 193.73.64.0/19 (8 192 addresses)
  • 193.193.128.0/19 (8 192 addresses)
  • 195.130.160.0/19 (8 192 addresses)
  • 80.86.192.0/20 (4 096 addresses)
  • 81.6.48.0/20 (4 096 addresses)
  • 193.72.128.0/20 (4 096 addresses)
  • 193.72.192.0/20 (4 096 addresses)
  • 193.73.192.0/20 (4 096 addresses)
  • 80.253.80.0/21 (2 048 addresses)
  • 193.72.64.0/21 (2 048 addresses)
  • 193.72.88.0/21 (2 048 addresses)
  • 193.72.152.0/21 (2 048 addresses)
  • 193.72.168.0/21 (2 048 addresses)
  • 193.72.176.0/21 (2 048 addresses)
  • 193.72.208.0/21 (2 048 addresses)
  • 193.73.96.0/21 (2 048 addresses)
  • 193.73.216.0/21 (2 048 addresses)
  • 193.73.224.0/21 (2 048 addresses)
  • 91.229.80.0/22 (1 024 addresses)
  • 185.169.60.0/22 (1 024 addresses)
  • 193.72.72.0/22 (1 024 addresses)
  • 193.72.84.0/22 (1 024 addresses)
  • 193.72.148.0/22 (1 024 addresses)
  • 193.72.160.0/22 (1 024 addresses)
  • 193.72.188.0/22 (1 024 addresses)
  • 193.72.220.0/22 (1 024 addresses)
  • 193.73.108.0/22 (1 024 addresses)
  • 193.73.116.0/22 (1 024 addresses)
  • 193.73.212.0/22 (1 024 addresses)
  • 193.73.232.0/22 (1 024 addresses)
  • 193.73.244.0/22 (1 024 addresses)
  • 193.73.252.0/22 (1 024 addresses)
  • 193.72.76.0/23 (512 addresses)
  • 193.72.82.0/23 (512 addresses)
  • 193.72.164.0/23 (512 addresses)
  • 193.72.184.0/23 (512 addresses)

IPv6 Prefixes (5 total)

  • 2001:1b50::/29
  • 2a01:2a8::/29
  • 2001:678:810::/48
  • 2001:67c:1300::/48
  • 2a0a:3d00::/48