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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 v1.2.1 — 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

Web3 footprint

AS6855 hosts 1 observed decentralized-network node across 1 network. It’s a neutral signal — it does not affect the reputation score. See the full web3 node map.

Top CIDR ranges

CIDRIPsPTR DensityOrganizationCountryStateCity
78.98.0.0/15 131.1K
99.8%
Slovak Telekom, a.s. SK Banská Bystrica Region Banská Bystrica
95.102.0.0/15 131.1K
99.9%
Slovak Telekom, a.s. SK Košice Region Košice
178.40.0.0/15 131.1K
99.3%
Slovak Telekom, a.s. SK Prešov Region Prešov
87.197.0.0/16 65.5K
99.9%
Slovak Telekom, a.s. SK Žilina Region Žilina
91.127.0.0/16 65.5K
99.9%
Slovak Telekom, a.s. SK Žilina Region Martin
84.47.0.0/17 32.8K
99.9%
Slovak Telekom, a.s. SK Trnava Region Trnava
195.91.0.0/17 32.8K
100.0%
Slovak Telekom, a.s. SK Trenčín Region Handlová
213.81.128.0/17 32.8K
98.5%
Slovak Telekom, a.s. SK Žilina Region Oravské Veselé
194.154.224.0/19 8.2K
99.6%
Slovak Telekom, a.s. SK Nitra Region Nitra
212.5.192.0/19 8.2K
90.4%
Slovak Telekom, a.s. SK Banská Bystrica Region Zvolen
213.160.160.0/19 8.2K
99.7%
Slovak Telekom, a.s. SK Bratislava Region Dunajská Lužná
85.239.80.0/21 2.0K
1.9%
Slovak Telekom, a.s. CZ — —
195.146.136.0/21 2.0K
85.1%
Slovak Telekom, a.s. SK Nitra Region Kolárovo
195.146.152.0/21 2.0K
99.8%
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
0.7%
Slovak Telekom, a.s. CZ Prague Praha 5
195.146.128.0/22 1.0K
99.9%
Slovak Telekom, a.s. SK — —
195.146.148.0/22 1.0K
100.0%
Slovak Telekom, a.s. SK Žilina Region Rabča
85.239.68.0/23 512
0.8%
Slovak Telekom, a.s. CZ — —
91.195.106.0/23 512
14.1%
Slovak Telekom, a.s. CZ — —
91.245.16.0/23 512
99.0%
Slovak Telekom, a.s. CZ — —
185.58.102.0/23 512
20.9%
Slovak Telekom, a.s. SK — —
195.146.132.0/23 512
100.0%
Slovak Telekom, a.s. SK — —
195.146.146.0/23 512
99.8%
Slovak Telekom, a.s. SK Banská Bystrica Region Banská Bystrica
85.239.80.0/24 256
8.6%
Slovak Telekom, a.s. CZ — —
85.239.81.0/24 256
0.0%
Slovak Telekom, a.s. SK — —
85.239.82.0/24 256
6.6%
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
98.8%
Slovak Telekom, a.s. CZ — —
91.245.17.0/24 256
99.2%
Slovak Telekom, a.s. SK — —
193.84.7.0/24 256
3.9%
Slovak Telekom, a.s. CZ — —
193.84.96.0/24 256
2.7%
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
99.6%
Slovak Telekom, a.s. SK — —
193.201.110.0/24 256
0.0%
Slovak Telekom, a.s. CZ — —
193.228.234.0/24 256
21.5%
ha-vel internet s.r.o. CZ Liberec Region Česká Lípa
194.48.241.0/24 256
18.0%
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
0.4%
Slovak Telekom, a.s. CZ — —
195.146.134.0/24 256
94.1%
Slovak Telekom, a.s. SK — —
195.146.145.0/24 256
87.5%
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 51,521 2026-10-04 06:48:50
85.239.84.0/22 51,446 2026-10-04 06:48:50
195.216.240.0/24 47,689 2026-10-04 06:48:50
85.239.80.0/23 41,919 2026-10-04 06:48:50
194.169.224.0/24 39,048 2026-10-04 06:48:50
91.195.106.0/24 38,117 2026-10-04 06:48:50
91.195.107.0/24 37,861 2026-10-04 06:48:50
91.245.16.0/23 37,401 2026-10-04 06:48:50
85.239.69.0/24 37,310 2026-10-04 06:48:50
85.239.68.0/24 37,104 2026-10-04 06:48:50
193.84.96.0/24 36,465 2026-10-04 06:48:50
193.84.98.0/23 36,464 2026-10-04 06:48:50
193.84.97.0/24 36,462 2026-10-04 06:48:50
193.200.143.0/24 36,340 2026-10-04 06:48:50
194.48.241.0/24 34,510 2026-10-04 06:48:50
193.84.7.0/24 34,076 2026-10-04 06:48:50
193.84.245.0/24 33,922 2026-10-04 06:48:50
194.50.215.0/24 33,659 2026-10-04 06:48:50
193.201.110.0/24 33,265 2026-10-04 06:48:50
195.146.128.0/19 33,204 2026-10-04 06:48:49
85.248.31.0/24 33,123 2026-10-04 06:48:50
78.98.0.0/15 32,676 2026-10-04 06:48:49
95.102.0.0/15 32,650 2026-10-04 06:48:49
178.40.0.0/15 32,389 2026-10-04 06:48:49
91.127.0.0/16 32,387 2026-10-04 06:48:49
193.228.234.0/24 31,546 2026-10-04 06:48:50
85.248.74.0/24 31,328 2026-10-04 06:48:50
185.58.103.0/24 30,730 2026-10-04 06:48:50
185.58.102.0/24 30,720 2026-10-04 06:48:50
195.146.130.0/24 30,509 2026-10-04 06:48:50
84.47.0.0/17 30,338 2026-10-04 06:48:50
195.91.0.0/17 27,708 2026-10-04 06:48:50
194.154.224.0/19 27,659 2026-10-04 06:48:50
212.5.192.0/19 27,625 2026-10-04 06:48:50
213.81.128.0/17 27,062 2026-10-04 06:48:50
213.160.160.0/19 26,928 2026-10-04 06:48:50
87.197.0.0/16 23,594 2026-10-04 06:48:49
45.129.104.0/24 31 2026-08-06 03:43:07
45.129.104.72/29 30 2026-09-28 03:15:31
45.129.104.96/27 21 2026-10-01 07:48:26
213.81.136.128/29 19 2026-09-18 09:13:30
45.129.104.68/30 17 2026-09-28 00:00:27
45.129.104.80/30 17 2026-09-28 00:00:27
45.129.104.0/27 17 2026-09-19 03:50:13
45.129.104.64/30 17 2026-09-28 00:00:27
45.129.104.84/30 16 2026-09-28 00:13:13
45.129.104.32/27 15 2026-09-17 17:08:50
193.228.234.44/32 12 2026-10-03 05:17:07
193.228.234.28/32 12 2026-10-03 05:17:07
193.228.234.40/32 12 2026-10-03 05:17:07

Showing top 50 of 147 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: 2026-10-04 06:54:05 UTC
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