Skip to main content
Autonomous System

AS6855

Slovak Telekom, a.s.

Announced IPs
662,784
CIDR prefixes
36
ASN
AS6855

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.

70/100
Moderate
How this score is built

Experimental · trust-vectors model v1.2.0 — a transparent heuristic, not a definitive verdict. How it works →

Network profile

Source: PeeringDB →
Network type NSP
Traffic level 500-1000Gbps
Geographic scope Europe
Traffic ratio Mostly Inbound
Peering policy Selective
IRR record AS-SLOVAK

Present at 3 internet exchanges: NIX.CZ: Public peering VLAN, SIX.SK, NIX.SK

AS6855 — global IP footprint

Cities where AS6855 has measurable IPv4 allocation. Click any dot to open that city's page. Size and color scale with IP count.

View on 3D globe →

Top CIDR ranges

CIDRIPsPTR DensityOrganizationCountryStateCity
78.98.0.0/15 131.1K
99.9%
Slovak Telekom, a.s. SK Košice Region Košice
95.102.0.0/15 131.1K
100.0%
Slovak Telekom, a.s. SK Košice Region Košice
178.40.0.0/15 131.1K
0.0%
Slovak Telekom, a.s. SK Prešov Region Prešov
87.197.0.0/16 65.5K
99.6%
Slovak Telekom, a.s. SK Žilina Region Žilina
91.127.0.0/16 65.5K
99.6%
Slovak Telekom, a.s. SK Žilina Region Žilina
84.47.0.0/17 32.8K
95.9%
Slovak Telekom, a.s. SK Trnava Region Trnava
195.91.0.0/17 32.8K
99.5%
Slovak Telekom, a.s. SK Trenčín Region Handlová
213.81.128.0/17 32.8K
98.7%
Slovak Telekom, a.s. SK Žilina Region Oravské Veselé
194.154.224.0/19 8.2K
93.1%
Slovak Telekom, a.s. SK Nitra Region Nitra
212.5.192.0/19 8.2K
0.0%
Slovak Telekom, a.s. SK Banská Bystrica Region Zvolen
213.160.160.0/19 8.2K
100.0%
Slovak Telekom, a.s. SK Bratislava Region Bratislava
85.239.80.0/21 2.0K
1.7%
Slovak Telekom, a.s. CZ
195.146.136.0/21 2.0K
84.8%
Slovak Telekom, a.s. SK Nitra Region Kolárovo
195.146.152.0/21 2.0K
99.7%
Slovak Telekom, a.s. SK Nitra Region Malé Kosihy
85.239.84.0/22 1.0K
0.0%
Slovak Telekom, a.s. SK
193.84.96.0/22 1.0K
0.6%
Slovak Telekom, a.s. CZ Prague Prague
195.146.128.0/22 1.0K
99.3%
Slovak Telekom, a.s. SK Trnava Region Trnava
195.146.148.0/22 1.0K
99.1%
Slovak Telekom, a.s. SK Žilina Region Rabča
85.239.68.0/23 512
0.0%
Slovak Telekom, a.s. CZ
91.195.106.0/23 512
13.9%
Slovak Telekom, a.s. CZ
91.245.16.0/23 512
92.8%
Slovak Telekom, a.s. CZ
185.58.102.0/23 512
21.3%
Slovak Telekom, a.s. SK
195.146.132.0/23 512
98.8%
Slovak Telekom, a.s. SK Prešov Region Kežmarok
195.146.146.0/23 512
99.8%
Slovak Telekom, a.s. SK Banská Bystrica Region Banská Bystrica
85.239.80.0/24 256
0.0%
Slovak Telekom, a.s. CZ
85.239.81.0/24 256
0.0%
Slovak Telekom, a.s. SK
85.239.82.0/24 256
0.0%
Slovak Telekom, a.s. CZ
85.239.83.0/24 256
0.0%
Slovak Telekom, a.s. SK
85.248.31.0/24 256
6.6%
Slovak Telekom, a.s. SK Bratislava Region Bratislava-Ružinov
85.248.74.0/24 256
0.0%
Slovak Telekom, a.s. SK
91.245.16.0/24 256
0.0%
Slovak Telekom, a.s. CZ
91.245.17.0/24 256
0.0%
Slovak Telekom, a.s. SK
193.84.7.0/24 256
3.9%
Slovak Telekom, a.s. CZ
193.84.96.0/24 256
0.0%
Slovak Telekom, a.s. CZ
193.84.97.0/24 256
0.0%
Slovak Telekom, a.s. SK
193.84.98.0/24 256
0.0%
Slovak Telekom, a.s. SK
193.84.99.0/24 256
0.0%
Slovak Telekom, a.s. CZ
193.84.245.0/24 256
4.3%
Slovak Telekom, a.s. CZ
193.200.143.0/24 256
100.0%
Slovak Telekom, a.s. SK
193.201.110.0/24 256
0.0%
Slovak Telekom, a.s. CZ
193.228.234.0/24 256
21.9%
ha-vel internet s.r.o. CZ Liberec Region Česká Lípa
194.48.241.0/24 256
17.2%
Slovak Telekom, a.s. CZ
194.50.215.0/24 256
2.3%
Slovak Telekom, a.s. CZ Prague Prague
194.169.224.0/24 256
0.0%
Slovak Telekom, a.s. CZ
195.146.134.0/24 256
93.4%
Slovak Telekom, a.s. SK
195.146.145.0/24 256
86.7%
Slovak Telekom, a.s. SK Žilina Region Liptovský Mikuláš
195.216.240.0/24 256
0.4%
Slovak Telekom, a.s. CZ

BGP Announced Prefixes

Live BGP anomalies →

Prefixes AS6855 actually originates in BGP, observed across our RIPE RIS collectors. This live routing view can differ from the registry allocation above.

PrefixAnnouncement samplesLast seen
85.239.82.0/23 39,054 2026-09-09 16:30:07
85.239.84.0/22 39,016 2026-09-09 16:30:07
195.216.240.0/24 36,103 2026-09-09 16:30:07
85.239.80.0/23 29,463 2026-09-09 16:30:07
195.146.128.0/19 28,820 2026-09-09 16:32:11
95.102.0.0/15 28,533 2026-09-09 16:32:11
78.98.0.0/15 28,522 2026-09-09 16:32:11
178.40.0.0/15 28,273 2026-09-09 16:32:11
91.127.0.0/16 28,243 2026-09-09 16:32:11
194.169.224.0/24 27,163 2026-09-09 16:30:07
193.200.143.0/24 27,047 2026-09-09 16:30:07
91.195.106.0/24 25,498 2026-09-09 16:30:07
91.195.107.0/24 25,467 2026-09-09 16:30:07
85.239.69.0/24 25,083 2026-09-09 16:30:07
91.245.16.0/23 25,008 2026-09-09 16:30:07
85.239.68.0/24 24,878 2026-09-09 16:30:07
193.84.96.0/24 24,730 2026-09-09 16:30:07
193.84.98.0/23 24,728 2026-09-09 16:30:07
193.84.97.0/24 24,726 2026-09-09 16:30:07
85.248.31.0/24 23,385 2026-09-09 16:30:07
194.48.241.0/24 22,624 2026-09-09 16:30:07
193.84.7.0/24 22,096 2026-09-09 16:30:07
193.84.245.0/24 21,904 2026-09-09 16:30:07
194.50.215.0/24 21,759 2026-09-09 16:30:07
85.248.74.0/24 21,683 2026-09-09 16:30:07
193.201.110.0/24 21,593 2026-09-09 16:30:07
84.47.0.0/17 20,478 2026-09-09 16:32:22
195.146.130.0/24 19,639 2026-09-09 16:32:22
193.228.234.0/24 19,550 2026-09-09 16:30:07
185.58.103.0/24 19,312 2026-09-09 16:30:07
185.58.102.0/24 19,293 2026-09-09 16:30:07
87.197.0.0/16 19,255 2026-09-09 16:32:11
195.91.0.0/17 18,337 2026-09-09 16:32:22
194.154.224.0/19 18,308 2026-09-09 16:32:22
212.5.192.0/19 18,227 2026-09-09 16:32:22
213.81.128.0/17 17,862 2026-09-09 16:32:22
213.160.160.0/19 17,698 2026-09-09 16:32:22
45.129.104.0/24 31 2026-08-06 03:43:07
45.129.104.72/29 27 2026-08-25 08:04:07
45.129.104.96/27 19 2026-09-03 17:34:15
213.81.136.128/29 16 2026-08-25 08:04:07
45.129.104.80/30 14 2026-08-25 08:04:07
45.129.104.64/30 14 2026-08-25 08:04:07
45.129.104.68/30 14 2026-08-25 08:04:07
45.129.104.32/27 14 2026-08-25 08:04:07
45.129.104.0/27 14 2026-08-25 08:04:07
45.129.104.84/30 12 2026-08-25 08:04:07
85.248.74.64/27 9 2026-08-25 08:04:07
85.248.74.32/27 9 2026-08-25 08:04:07
85.248.74.0/28 9 2026-08-25 08:04:07

Showing top 50 of 139 announced prefixes by sample volume.

Frequently Asked Questions

What is AS6855?

AS6855 is an Autonomous System Number assigned to Slovak Telekom, a.s.. 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 AS6855 announce?

AS6855 announces 662.8K IPv4 addresses distributed across 36 routed CIDR prefixes. The network is registered in Slovakia.

Who operates AS6855?

AS6855 is operated by Slovak Telekom, a.s.. The organization is based in Slovakia. You can view all IP ranges and related ASNs on the organization page.

What country is AS6855 registered in?

AS6855 is registered in Slovakia. This indicates where the network operator is headquartered, though the IP addresses it announces may serve users globally.

Last updated: 2026-09-09 18:24:06 UTC
Share