$ query “AS21378” --type=asn → 1 result(s)
AS21378 — CTCTVER
PJSC Rostelecom
AS21378 is a residential access provider operated by PJSC Rostelecom, established in Russia in 2001. The network announces a respectable 16 384 IPv4 addresses. Supports IPv6.
Basic Information
- Country
- 🇷🇺 Russia
- Category
- Internet Service Provider
- Network Role
- Access Provider
- Data Origin
- Authoritative — Metadata from authoritative RIR registry (ARIN, RIPE, APNIC, etc.)
- Registered
- November 20, 2001
- Last Changed
- March 04, 2026
- Last Seen
- March 05, 2026
Prefix Summary
- IPv4 Prefixes (raw / aggregated)
- 7 / 2
- IPv6 Prefixes (raw / aggregated)
- 1 / 1
- IPv4 Addresses
- 16 384
- Largest IPv4 Prefix
- /19 (8 192 addresses)
- Largest IPv6 Prefix
- /32
- Geolocated Countries
- 🇷🇺 RU (3 IPs)
- Prefix Changed
- March 04, 2026
Reputation
- Reputation
- Pristine — 0 flagged IPs out of 16 384 total (0.00%)
Connectivity Summary
- Upstream Providers
- 1 upstream autonomous systems providing transit
- Peers
- 0 autonomous systems exchanging traffic without transit fees
- Downstream Customers
- 3 downstream autonomous systems buying transit
- Degree
- 4 unique BGP neighbors (providers + customers + peers)
- Reach
- 3 — customer cone size measuring network influence
- Degree Rank
- #17 683
- Reach Rank
- #5 465
Upstream Providers (1)
- AS12389 — ROSTELECOM-AS
Prefix Lists
IPv4 Prefixes (7 total)
- 80.246.64.0/19 (8 192 addresses)
- 84.42.0.0/19 (8 192 addresses)
IPv6 Prefixes (1 total)
- 2a02:2708::/32