Skip to main content
Autonomous System

AS31205

PJSC MegaFon

Announced IPs
19,712
CIDR prefixes
26
ASN
AS31205

Reputation · trust score

A transparent 0–100 signal. Every entity starts at a neutral baseline of 65; threat-intel blocklists, exposure, reverse-DNS, routing and allocation each adjust it up or down. Higher is more trustworthy.

69/100
Moderate
How this score is built

Experimental · trust-vectors model v1.1.0 — a transparent heuristic, not a definitive verdict. How it works →

Top CIDR ranges

CIDRIPsPTR DensityOrganizationCountryStateCity
83.169.248.0/21 2.0K
0.0%
PJSC MegaFon RU Novosibirsk Oblast Novosibirsk
178.176.240.0/21 2.0K
0.0%
PJSC MegaFon RU Novosibirsk Oblast Novosibirsk
188.162.0.0/21 2.0K
0.3%
PJSC MegaFon RU Novosibirsk Oblast Novosibirsk
188.162.88.0/21 2.0K
0.0%
PJSC MegaFon RU Novosibirsk Oblast Novosibirsk
31.173.244.0/22 1.0K
0.0%
PJSC MegaFon RU Novosibirsk Oblast Novosibirsk
78.25.92.0/22 1.0K
0.5%
PJSC MegaFon RU Novosibirsk Oblast Novosibirsk
83.149.48.0/22 1.0K
4.9%
PJSC MegaFon RU Novosibirsk Oblast Novosibirsk
188.162.8.0/22 1.0K
0.7%
PJSC MegaFon RU Novosibirsk Oblast Novosibirsk
188.170.240.0/22 1.0K
0.0%
PJSC MegaFon RU
31.173.242.0/23 512
0.0%
PJSC MegaFon RU Novosibirsk Oblast Novosibirsk
37.29.86.0/23 512
0.0%
PJSC MegaFon RU Novosibirsk Oblast Novosibirsk
46.232.202.0/23 512
0.2%
PJSC MegaFon RU Novosibirsk Oblast Novosibirsk
85.26.228.0/23 512
0.2%
PJSC MegaFon RU Novosibirsk Oblast Novosibirsk
185.210.142.0/23 512
0.0%
PJSC MegaFon RU Novosibirsk Oblast Novosibirsk
188.162.12.0/23 512
0.0%
PJSC MegaFon RU Novosibirsk Oblast Novosibirsk
188.162.78.0/23 512
0.4%
PJSC MegaFon RU Novosibirsk Oblast Novosibirsk
188.162.82.0/23 512
0.0%
PJSC MegaFon RU Novosibirsk Oblast Novosibirsk
46.232.200.0/24 256
2.7%
PJSC MegaFon RU
85.26.227.0/24 256
0.0%
PJSC MegaFon RU Novosibirsk Oblast Novosibirsk
85.26.230.0/24 256
0.0%
PJSC MegaFon RU Novosibirsk Oblast Novosibirsk
128.204.67.0/24 256
0.0%
PJSC MegaFon RU Novosibirsk Oblast Novosibirsk
178.176.48.0/24 256
0.0%
PJSC MegaFon RU Novosibirsk Oblast Novosibirsk
178.178.200.0/24 256
0.0%
PJSC MegaFon RU Tomsk Oblast Tomsk
188.162.81.0/24 256
0.0%
PJSC MegaFon RU Novosibirsk Oblast Novosibirsk
188.162.85.0/24 256
0.0%
PJSC MegaFon RU
188.162.87.0/24 256
0.0%
PJSC MegaFon RU

BGP Announced Prefixes

Live BGP anomalies →

Prefixes AS31205 actually originates in BGP, observed across our RIPE RIS collectors. This live routing view can differ from the registry allocation above.

PrefixAnnouncement samplesLast seen
37.29.86.0/23 44,643 2026-07-23 08:24:16
83.169.252.0/22 43,447 2026-07-23 08:24:16
83.169.248.0/22 43,401 2026-07-23 08:24:16
46.232.202.0/23 39,040 2026-07-23 08:24:16
31.173.242.0/23 33,679 2026-07-23 08:24:16
83.149.49.0/24 31,484 2026-07-23 08:24:16
83.149.48.0/24 31,409 2026-07-23 08:24:16
83.149.51.0/24 31,158 2026-07-23 08:24:16
83.149.50.0/24 31,143 2026-07-23 08:24:16
31.173.244.0/22 30,809 2026-07-23 08:24:16
78.25.92.0/23 28,902 2026-07-23 08:24:16
78.25.94.0/23 28,816 2026-07-23 08:24:16
85.26.229.0/24 28,207 2026-07-23 08:24:16
85.26.228.0/24 28,182 2026-07-23 08:24:16
85.26.227.0/24 28,171 2026-07-23 08:24:16
85.26.230.0/24 28,072 2026-07-23 08:24:16
46.232.200.0/24 27,231 2026-07-23 08:24:16
188.162.78.0/24 26,570 2026-07-23 08:24:16
188.162.12.0/23 26,502 2026-07-23 08:24:16
188.162.4.0/22 26,492 2026-07-23 08:24:16
178.178.200.0/24 26,469 2026-07-23 08:24:16
188.162.10.0/23 26,431 2026-07-23 08:24:16
188.162.0.0/24 25,125 2026-07-23 08:24:16
188.162.2.0/23 24,998 2026-07-23 08:24:07
188.162.79.0/24 24,972 2026-07-23 08:24:16
188.162.1.0/24 24,821 2026-07-23 08:24:16
188.162.8.0/23 24,759 2026-07-23 08:24:07
188.162.81.0/24 24,584 2026-07-23 08:24:07
188.162.85.0/24 24,166 2026-07-23 08:24:16
188.162.89.0/24 24,150 2026-07-23 08:24:16
188.162.83.0/24 24,136 2026-07-23 08:24:16
188.162.87.0/24 24,057 2026-07-23 08:24:16
178.176.48.0/24 23,902 2026-07-23 08:24:16
188.162.92.0/22 21,974 2026-07-23 08:24:16
188.162.82.0/24 21,928 2026-07-23 08:24:16
188.162.88.0/24 21,742 2026-07-23 08:24:16
188.162.90.0/23 21,610 2026-07-23 08:24:16
178.176.240.0/22 21,572 2026-07-23 08:24:16
178.176.244.0/22 21,527 2026-07-23 08:24:16
188.170.240.0/22 21,128 2026-07-23 08:24:16
185.210.142.0/23 11,707 2026-07-23 08:24:16
128.204.67.0/24 5,651 2026-07-23 08:30:52

Frequently Asked Questions

What is AS31205?

AS31205 is an Autonomous System Number assigned to PJSC MegaFon. An ASN identifies a network that controls a specific set of IP addresses and determines how traffic is routed across the internet via BGP (Border Gateway Protocol).

How many IP addresses does AS31205 announce?

AS31205 announces 19.7K IPv4 addresses distributed across 26 routed CIDR prefixes. The network is registered in Russia.

Who operates AS31205?

AS31205 is operated by PJSC MegaFon. The organization is based in Russia. You can view all IP ranges and related ASNs on the organization page.

What country is AS31205 registered in?

AS31205 is registered in Russia. This indicates where the network operator is headquartered, though the IP addresses it announces may serve users globally.

Last updated: 2026-07-23 08:40:31 UTC
Share