$ query “AS264821” --type=asn → 1 result(s)
AS264821 · COMCAST
COMCAST-SRL
AS264821 belongs to COMCAST-SRL and is a mid-size transit provider, based in the Dominican Republic since 2016. The system announces 3 072 IPv4 addresses. Most of its address space is geolocated to Australia, with additional presence in the Dominican Republic. No IPv6 support — it's 2026, just saying.
- #6 in Dominican Republic — Top 10 by reach within country
Basic Information
- Country
- 🇩🇴 Dominican Republic
- Category
- Hosting
- Network Role
- Mid-size Transit
- Data Origin
- Authoritative — Metadata from authoritative RIR registry (ARIN, RIPE, APNIC, etc.)
- Registered
- November 29, 2016
- Last Changed
- March 04, 2026
- Last Seen
- April 29, 2026 (active)
Prefix Summary
- IPv4 Prefixes (raw / aggregated)
- 12 / 3
- IPv6 Prefixes (raw / aggregated)
- 0 / 0
- IPv4 Addresses
- 3 072
- Largest IPv4 Prefix
- /22 (1 024 addresses)
- Geolocated Countries
- 🇦🇺 Australia (3 072 IPs), 🇩🇴 Dominican Republic (128 IPs)
- Prefix Changed
- March 28, 2026
Reputation
- Reputation
- Pristine — 0 flagged IPs
- Open Proxies
- 1 known open proxies in this network
Connectivity Summary
- Upstream Providers
- 1 upstream providing transit
- Peers
- 1 network exchanging traffic without transit
- Downstream Customers
- 16 downstreams buying transit
- Unclassified
- 2 unclassified BGP neighbors
- Degree
- 20 unique BGP neighbors
- Reach
- 19 networks in customer cone
Upstream Providers (1)
- AS23520 — LIBERTY-NETWORKS
Prefix Lists
IPv4 Prefixes (12 total)
- 138.97.248.0/22 (1 024 addresses (/22 prefix))
- 168.196.124.0/22 (1 024 addresses (/22 prefix))
- 179.51.144.0/22 (1 024 addresses (/22 prefix))