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Autonomous System

AS48123

MTS PJSC

Announced IPs
6,656
CIDR prefixes
9
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 v1.2.0 — a transparent heuristic, not a definitive verdict. How it works →

Top CIDR ranges

CIDRIPsPTR DensityOrganizationCountryStateCity
85.140.56.0/22 1.0K
68.8%
MTS PJSC RU Kaluga Oblast Kaluga
93.187.176.0/22 1.0K
0.2%
MTS PJSC RU
94.243.52.0/22 1.0K
0.0%
MTS PJSC RU
94.243.56.0/22 1.0K
0.0%
MTS PJSC RU
193.194.96.0/22 1.0K
0.0%
MTS PJSC RU Kaluga Oblast Kaluga
85.140.72.0/23 512
99.4%
MTS PJSC RU
193.194.100.0/23 512
2.7%
MTS PJSC RU
81.195.148.0/24 256
0.0%
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
81.195.148.0/24 6,315 2026-07-24 05:53:18
85.140.72.0/24 5,586 2026-07-24 05:53:18
85.140.73.0/24 5,550 2026-07-24 05:53:18
85.140.56.0/24 5,515 2026-07-24 05:53:18
85.140.57.0/24 5,484 2026-07-24 05:53:18
85.140.58.0/24 5,460 2026-07-24 05:53:18
85.140.59.0/24 5,440 2026-07-24 05:53:18
193.194.99.0/24 5,374 2026-07-24 05:53:50
193.194.98.0/24 5,374 2026-07-24 05:53:50
193.194.100.0/23 5,371 2026-07-24 05:53:50
193.194.97.0/24 5,366 2026-07-24 05:53:50
193.194.96.0/24 5,337 2026-07-24 05:53:50
93.187.176.0/23 5,283 2026-07-24 05:53:18
93.187.178.0/23 5,271 2026-07-24 05:53:18
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
85.140.74.0/24 2,801 2026-07-24 05:53:18

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 6.7K IPv4 addresses distributed across 9 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: 2026-07-24 05:55:33 UTC
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