$ query “AS31133” --type=asn → 1 result(s)
AS31133 — MF-MGSM-AS
PJSC MegaFon
AS31133 is a major transit provider run by PJSC MegaFon, registered in Russia since 2004. The network announces a solid 793 856 IPv4 addresses, including a /14. Supports IPv6.
- Top 5% — Top 5% of all autonomous systems by reach and degree
- #90 by Reach — Top 100 by customer cone size
- #5 in Russia — Top 10 by reach within country
Basic Information
- Country
- 🇷🇺 Russia
- Category
- Internet Service Provider
- Network Role
- Major Transit
- Data Origin
- Authoritative — Metadata from authoritative RIR registry (ARIN, RIPE, APNIC, etc.)
- Registered
- March 05, 2004
- Last Changed
- March 04, 2026
- Last Seen
- March 04, 2026
Prefix Summary
- IPv4 Prefixes (raw / aggregated)
- 467 / 47
- IPv6 Prefixes (raw / aggregated)
- 67 / 27
- IPv4 Addresses
- 793 856
- Largest IPv4 Prefix
- /14 (262 144 addresses)
- Largest IPv6 Prefix
- /36
- Geolocated Countries
- 🇷🇺 RU (52 IPs), 🇨🇿 CZ (2 IPs), 🇹🇯 TJ (1 IPs)
- Prefix Changed
- March 04, 2026
Reputation
- Reputation
- Good — 19 flagged IPs out of 793 856 total (0.00%)
Connectivity Summary
- Upstream Providers
- 5 upstream autonomous systems providing transit
- Peers
- 230 autonomous systems exchanging traffic without transit fees
- Downstream Customers
- 602 downstream autonomous systems buying transit
- Degree
- 847 unique BGP neighbors (providers + customers + peers)
- Reach
- 36 886 — customer cone size measuring network influence
- Degree Rank
- #174
- Reach Rank
- #90
- Country Rank
- #5
Upstream Providers (5)
Prefix Lists
IPv4 Prefixes (467 total)
- 178.176.0.0/14 (262 144 addresses)
- 31.173.0.0/16 (65 536 addresses)
- 84.204.0.0/16 (65 536 addresses)
- 109.188.0.0/16 (65 536 addresses)
- 188.162.0.0/16 (65 536 addresses)
- 188.170.0.0/16 (65 536 addresses)
- 37.29.0.0/17 (32 768 addresses)
- 85.26.128.0/17 (32 768 addresses)
- 94.25.128.0/17 (32 768 addresses)
- 78.25.64.0/18 (16 384 addresses)
- 83.149.0.0/18 (16 384 addresses)
- 83.169.192.0/18 (16 384 addresses)
- 37.28.160.0/19 (8 192 addresses)
- 62.64.0.0/19 (8 192 addresses)
- 109.106.192.0/19 (8 192 addresses)
- 213.154.160.0/19 (8 192 addresses)
- 46.229.128.0/20 (4 096 addresses)
- 46.232.200.0/21 (2 048 addresses)
- 95.141.232.0/21 (2 048 addresses)
- 176.193.72.0/21 (2 048 addresses)
- 188.94.168.0/21 (2 048 addresses)
- 80.253.12.0/22 (1 024 addresses)
- 95.141.228.0/22 (1 024 addresses)
- 185.3.32.0/22 (1 024 addresses)
- 109.95.228.0/23 (512 addresses)
- 128.204.64.0/23 (512 addresses)
- 128.204.70.0/23 (512 addresses)
- 128.204.72.0/23 (512 addresses)
- 185.12.208.0/23 (512 addresses)
- 185.210.140.0/23 (512 addresses)
- 195.191.18.0/23 (512 addresses)
- 212.48.144.0/23 (512 addresses)
- 212.48.152.0/23 (512 addresses)
- 212.48.158.0/23 (512 addresses)
- 37.230.245.0/24 (256 addresses)
- 45.141.92.0/24 (256 addresses)
- 62.89.194.0/24 (256 addresses)
- 79.171.208.0/24 (256 addresses)
- 80.253.10.0/24 (256 addresses)
- 92.38.42.0/24 (256 addresses)
- 95.141.225.0/24 (256 addresses)
- 95.141.227.0/24 (256 addresses)
- 128.204.66.0/24 (256 addresses)
- 194.32.223.0/24 (256 addresses)
- 212.48.135.0/24 (256 addresses)
- 212.48.150.0/24 (256 addresses)
- 212.48.154.0/24 (256 addresses)
IPv6 Prefixes (67 total)
- 2a03:d000:2000::/36
- 2a03:d007::/37
- 2a03:d007:800::/38
- 2a03:d000:7000::/39
- 2a03:d000:8400::/39
- 2a03:d007:c00::/39
- 2a03:d000:200::/40
- 2a03:d000:3000::/40
- 2a03:d000:3200::/40
- 2a03:d000:5200::/40
- 2a03:d000:6400::/40
- 2a03:d002::/40
- 2a03:d000:6600::/41
- 2a03:d000:8600::/41
- 2a03:d000:3800::/42
- 2a03:d000:3880::/42
- 2a03:d000:302::/48
- 2a03:d000:3301::/48
- 2a03:d000:33c0::/48
- 2a03:d000:67ff::/48
- 2a03:d000:6801::/48
- 2a03:d000:7301::/48
- 2a03:d000:7302::/48
- 2a03:d000:7380::/48
- 2a03:d000:8701::/48
- 2a03:d000:8702::/48
- 2a03:d000:8780::/48