$ query “AS21013” --type=asn → 1 result(s)

AS21013 · ITANDTEL-AS

eww ag

AS21013 is run by eww ag and is a mid-size transit provider, established in Austria in 2002. The system announces a respectable 25 088 IPv4 addresses, and supports IPv6. Most of its address space is geolocated to Austria, with additional presence in Germany and Malta.

  • Top 5% — Top 5% of all autonomous systems by reach and degree
  • #9 in Austria — Top 10 by reach within country

Basic Information

Country
🇦🇹 Austria
Category
Hosting
Network Role
Mid-size Transit
Data Origin
Authoritative — Metadata from authoritative RIR registry (ARIN, RIPE, APNIC, etc.)
Registered
July 17, 2002
Last Changed
March 04, 2026
Last Seen
April 29, 2026 (active)

Prefix Summary

IPv4 Prefixes (raw / aggregated)
11 / 11
IPv6 Prefixes (raw / aggregated)
3 / 3
IPv4 Addresses
25 088
Largest IPv4 Prefix
/19 (8 192 addresses)
Largest IPv6 Prefix
/29
Geolocated Countries
🇦🇹 Austria (50 176 IPs), 🇩🇪 Germany (256 IPs), 🇲🇹 Malta (96 IPs)
Prefix Changed
March 04, 2026

Reputation

Reputation
Pristine — 0 flagged IPs

Connectivity Summary

Upstream Providers
8 upstreams providing transit
Peers
133 networks exchanging traffic without transit
Downstream Customers
31 downstreams buying transit
Unclassified
2 unclassified BGP neighbors
Degree
174 unique BGP neighbors
Reach
49 networks in customer cone

Upstream Providers (8)

  • AS174 — COGENT-174 (Tier-1 transit)
  • AS3356 — LEVEL3 (Tier-1 transit)
  • AS6461 — ZAYO-6461 (Tier-1 transit)
  • AS1299 — TWELVE99 (Tier-1 transit)
  • AS33891 — CORE-BACKBONE
  • AS3257 — GTT-BACKBONE (Tier-1 transit)
  • AS1764 — NEXTLAYER-AS
  • AS12605 — LIWEST-AT

Prefix Lists

IPv4 Prefixes (11 total)

  • 85.31.0.0/19 (8 192 addresses (/19 prefix))
  • 212.52.192.0/19 (8 192 addresses (/19 prefix))
  • 80.243.160.0/20 (4 096 addresses (/20 prefix))
  • 91.210.140.0/22 (1 024 addresses (/22 prefix))
  • 185.91.80.0/22 (1 024 addresses (/22 prefix))
  • 185.136.80.0/22 (1 024 addresses (/22 prefix))
  • 91.221.138.0/23 (512 addresses (/23 prefix))
  • 91.220.179.0/24 (256 addresses (/24 prefix))
  • 194.242.35.0/24 (256 addresses (/24 prefix))
  • 195.190.26.0/24 (256 addresses (/24 prefix))
  • 195.248.85.0/24 (256 addresses (/24 prefix))

IPv6 Prefixes (3 total)

  • 2a06:fb80::/29
  • 2a02:940::/32
  • 2001:67c:c98::/48