$ query “AS264821” --type=asn → 1 result(s)

AS264821 — COMCAST

COMCAST-SRL

AS264821 is a mid-size transit provider operated by COMCAST-SRL, registered in the Dominican Republic since 2016. The network announces 3 328 IPv4 addresses. Supports IPv6.

  • #7 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
March 05, 2026

Prefix Summary

IPv4 Prefixes (raw / aggregated)
13 / 4
IPv6 Prefixes (raw / aggregated)
1 / 1
IPv4 Addresses
3 328
Largest IPv4 Prefix
/22 (1 024 addresses)
Largest IPv6 Prefix
/32
Geolocated Countries
🇦🇺 AU (3 IPs), 🇺🇸 US (1 IPs), 🇩🇴 DO (5 IPs)
Prefix Changed
March 04, 2026

Reputation

Reputation
Pristine — 0 flagged IPs out of 3 328 total (0.00%)
Open Proxies
1 known open proxies in this network

Connectivity Summary

Upstream Providers
1 upstream autonomous systems providing transit
Peers
2 autonomous systems exchanging traffic without transit fees
Downstream Customers
16 downstream autonomous systems buying transit
Degree
19 unique BGP neighbors (providers + customers + peers)
Reach
22 — customer cone size measuring network influence
Degree Rank
#7 917
Reach Rank
#2 215
Country Rank
#7

Upstream Providers (1)

Prefix Lists

IPv4 Prefixes (13 total)

  • 138.97.248.0/22 (1 024 addresses)
  • 168.196.124.0/22 (1 024 addresses)
  • 179.51.144.0/22 (1 024 addresses)
  • 69.79.26.0/24 (256 addresses)

IPv6 Prefixes (1 total)

  • 2803:9040::/32