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Autonomous System

AS48123

MTS PJSC

Announced IPs
4,608
CIDR prefixes
7
ASN
AS48123

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 v1.3.0 — a transparent heuristic, not a definitive verdict. How it works →

Top CIDR ranges

CIDRIPsPTR DensityOrganizationCountryStateCity
85.140.56.0/22 1.0K
74.5%
MTS PJSC RU Kaluga Oblast Kaluga
93.187.176.0/22 1.0K
0.2%
MTS PJSC RU — —
193.194.96.0/22 1.0K
0.0%
MTS PJSC RU Kaluga Oblast Kaluga
85.140.72.0/23 512
100.0%
MTS PJSC RU — —
193.194.100.0/23 512
2.7%
MTS PJSC RU — —
81.195.148.0/24 256
2.7%
MTS PJSC RU — —
85.140.74.0/24 256
100.0%
MTS PJSC RU — —

BGP Announced Prefixes

Live BGP anomalies →

Prefixes AS48123 actually originates in BGP, observed across our RIPE RIS collectors. This live routing view can differ from the registry allocation above.

PrefixAnnouncement samplesLast seen
85.140.72.0/24 34,094 2026-11-07 12:39:32
85.140.73.0/24 34,015 2026-11-07 12:39:32
85.140.58.0/24 33,947 2026-11-07 12:39:32
81.195.148.0/24 33,201 2026-11-07 12:39:29
85.140.56.0/24 32,268 2026-11-07 12:39:29
85.140.59.0/24 32,264 2026-11-07 12:39:29
85.140.57.0/24 32,215 2026-11-07 12:39:29
93.187.176.0/23 32,026 2026-11-07 12:39:29
93.187.178.0/23 31,985 2026-11-07 12:39:29
193.194.99.0/24 31,129 2026-11-07 12:39:32
193.194.98.0/24 29,800 2026-11-07 12:39:29
193.194.100.0/23 29,796 2026-11-07 12:39:29
193.194.97.0/24 29,761 2026-11-07 12:39:29
193.194.96.0/24 29,733 2026-11-07 12:39:29
85.140.74.0/24 6,969 2026-11-07 11:39:30
94.243.56.0/22 5,251 2026-07-13 07:54:14
94.243.52.0/22 5,249 2026-07-13 07:54:14

Frequently Asked Questions

What is AS48123?

AS48123 is an Autonomous System Number assigned to MTS PJSC. 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 AS48123 announce?

AS48123 announces 4.6K IPv4 addresses distributed across 7 routed CIDR prefixes. The network is registered in Russia.

Who operates AS48123?

AS48123 is operated by MTS PJSC. The organization is based in Russia. You can view all IP ranges and related ASNs on the organization page.

What country is AS48123 registered in?

AS48123 is registered in Russia. This indicates where the network operator is headquartered, though the IP addresses it announces may serve users globally.

Last updated: 2026-11-07 13:09:06 UTC
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