$ query “AS21334” --type=asn → 1 result(s)
AS21334 · ASN-ONE-HU
One Hungary Ltd.
AS21334 belongs to One Hungary Ltd. and is a mid-size transit provider, established in Hungary in 2001. The system announces a solid 886 528 IPv4 addresses, including a /14, and supports IPv6. The bulk of its IP address space is in Hungary. This AS's prefix announcements have been recently modified.
- #9 in Hungary — Top 10 by reach within country
Basic Information
- Country
- 🇭🇺 Hungary
- Category
- Internet Service Provider
- Network Role
- Mid-size Transit
- Data Origin
- Authoritative — Metadata from authoritative RIR registry (ARIN, RIPE, APNIC, etc.)
- Registered
- November 02, 2001
- Last Changed
- March 11, 2026
- Last Seen
- April 30, 2026 (active)
Prefix Summary
- IPv4 Prefixes (raw / aggregated)
- 64 / 26
- IPv6 Prefixes (raw / aggregated)
- 7 / 3
- IPv4 Addresses
- 886 528
- Largest IPv4 Prefix
- /14 (262 144 addresses)
- Largest IPv6 Prefix
- /28
- Geolocated Countries
- 🇭🇺 Hungary (1 759 232 IPs)
- Prefix Changed
- April 30, 2026
Reputation
- Reputation
- Good — 10 flagged IPs out of 886 528 total (0.00%)
- Open Proxies
- 1 known open proxies in this network
Connectivity Summary
- Upstream Providers
- 3 upstreams providing transit
- Peers
- 8 networks exchanging traffic without transit
- Downstream Customers
- 18 downstreams buying transit
- Unclassified
- 1 unclassified BGP neighbor
- Degree
- 30 unique BGP neighbors
- Reach
- 19 networks in customer cone
Upstream Providers (3)
Prefix Lists
IPv4 Prefixes (64 total)
- 89.132.0.0/14 (262 144 addresses (/14 prefix))
- 80.98.0.0/15 (131 072 addresses (/15 prefix))
- 178.48.0.0/16 (65 536 addresses (/16 prefix))
- 176.63.0.0/16 (65 536 addresses (/16 prefix))
- 94.44.0.0/16 (65 536 addresses (/16 prefix))
- 86.101.0.0/16 (65 536 addresses (/16 prefix))
- 89.223.128.0/17 (32 768 addresses (/17 prefix))
- 37.220.192.0/18 (16 384 addresses (/18 prefix))
- 130.43.192.0/18 (16 384 addresses (/18 prefix))
- 188.142.192.0/18 (16 384 addresses (/18 prefix))
- 5.63.192.0/18 (16 384 addresses (/18 prefix))
- 37.191.0.0/18 (16 384 addresses (/18 prefix))
- 213.222.128.0/18 (16 384 addresses (/18 prefix))
- 5.148.192.0/18 (16 384 addresses (/18 prefix))
- 78.139.0.0/18 (16 384 addresses (/18 prefix))
- 151.0.64.0/18 (16 384 addresses (/18 prefix))
- 5.206.128.0/18 (16 384 addresses (/18 prefix))
- 212.96.32.0/19 (8 192 addresses (/19 prefix))
- 188.142.160.0/19 (8 192 addresses (/19 prefix))
- 195.184.160.0/19 (8 192 addresses (/19 prefix))
- 212.48.240.0/20 (4 096 addresses (/20 prefix))
- 37.188.80.0/21 (2 048 addresses (/21 prefix))
- 88.87.240.0/21 (2 048 addresses (/21 prefix))
- 185.10.124.0/22 (1 024 addresses (/22 prefix))
- 185.33.80.0/23 (512 addresses (/23 prefix))
- 91.220.247.0/24 (256 addresses (/24 prefix))
IPv6 Prefixes (7 total)
- 2a02:ab80::/28
- 2a01:870::/32
- 2a01:8f8::/32