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Autonomous System

AS6878

T-Systems International GmbH

Announced IPs
41,984
CIDR prefixes
20
ASN
AS6878

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.

65/100
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
80.158.32.0/19 8.2K
96.1%
T-Systems International GmbH DE — —
164.30.0.0/19 8.2K
94.0%
T-Systems International GmbH DE — —
80.158.16.0/20 4.1K
68.3%
T-Systems International GmbH DE — —
160.44.192.0/20 4.1K
92.0%
T-Systems International GmbH DE — —
80.158.0.0/21 2.0K
74.6%
T-Systems International GmbH DE — —
80.158.72.0/21 2.0K
49.6%
T-Systems International GmbH DE — —
80.158.104.0/21 2.0K
74.5%
T-Systems International GmbH DE — —
164.30.32.0/21 2.0K
77.9%
T-Systems International GmbH DE — —
164.30.64.0/21 2.0K
55.3%
T-Systems International GmbH DE — —
80.158.76.0/22 1.0K
99.1%
T-Systems International GmbH NL — —
80.158.80.0/22 1.0K
24.8%
T-Systems International GmbH DE — —
80.158.88.0/22 1.0K
99.4%
T-Systems International GmbH DE — —
164.30.44.0/22 1.0K
0.0%
T-Systems International GmbH DE — —
164.30.60.0/22 1.0K
0.0%
T-Systems International GmbH DE — —
164.30.72.0/22 1.0K
87.2%
T-Systems International GmbH DE — —
80.158.72.0/23 512
0.2%
T-Systems International GmbH NL — —
80.158.80.0/23 512
0.0%
T-Systems International GmbH DE — —
80.158.84.0/23 512
0.2%
T-Systems International GmbH DE — —
80.158.92.0/23 512
99.6%
T-Systems International GmbH DE — —
46.29.96.0/24 256
95.3%
T-Systems International GmbH DE — —
80.158.75.0/24 256
0.0%
T-Systems International GmbH NL — —
80.158.82.0/24 256
0.0%
T-Systems International GmbH DE — —
80.158.83.0/24 256
99.2%
T-Systems International GmbH NL — —
80.158.97.0/24 256
100.0%
T-Systems International GmbH DE — —
93.188.242.0/24 256
0.4%
T-Systems International GmbH DE — —
164.30.79.0/24 256
0.0%
T-Systems International GmbH DE — —
80.158.74.0/25 128
0.0%
T-Systems International GmbH NL — —
80.158.74.128/26 64
0.0%
T-Systems International GmbH DE — —
80.158.74.192/27 32
0.0%
T-Systems International GmbH DE — —
80.158.74.224/28 16
0.0%
T-Systems International GmbH DE — —
80.158.74.240/29 8
0.0%
T-Systems International GmbH DE — —
80.158.74.252/30 4
0.0%
T-Systems International GmbH DE — —
80.158.74.248/31 2
0.0%
T-Systems International GmbH NL — —
80.158.74.250/32 1
0.0%
T-Systems International GmbH DE — —
80.158.74.251/32 1
0.0%
T-Systems International GmbH NL — —

BGP Announced Prefixes

Live BGP anomalies →

Prefixes AS6878 actually originates in BGP, observed across our RIPE RIS collectors. This live routing view can differ from the registry allocation above.

PrefixAnnouncement samplesLast seen
80.158.78.0/23 20,493 2026-11-13 16:01:26
80.158.97.0/24 20,313 2026-11-13 16:01:26
80.158.73.0/24 20,146 2026-11-13 16:01:26
80.158.75.0/24 20,145 2026-11-13 16:01:26
80.158.74.0/24 20,143 2026-11-13 16:01:26
80.158.83.0/24 20,110 2026-11-13 16:01:26
80.158.72.0/24 20,046 2026-11-13 16:01:26
80.158.76.0/23 20,040 2026-11-13 16:01:26
46.29.96.0/24 19,779 2026-11-13 16:01:22
80.158.32.0/20 19,534 2026-11-13 16:01:22
164.30.65.0/24 19,485 2026-11-13 16:02:09
164.30.68.0/22 19,478 2026-11-13 16:02:09
164.30.66.0/24 19,472 2026-11-13 16:02:09
164.30.64.0/24 19,466 2026-11-13 16:02:09
164.30.72.0/22 19,462 2026-11-13 16:02:09
164.30.67.0/24 19,461 2026-11-13 16:02:09
80.158.2.0/24 19,353 2026-11-13 16:01:22
80.158.0.0/23 19,292 2026-11-13 16:01:22
80.158.92.0/24 19,221 2026-11-13 16:01:22
80.158.88.0/22 19,214 2026-11-13 16:01:22
80.158.31.0/24 19,208 2026-11-13 16:01:22
80.158.0.0/21 19,205 2026-11-13 16:01:22
80.158.93.0/24 19,198 2026-11-13 16:01:22
80.158.24.0/21 19,143 2026-11-13 16:01:22
80.158.48.0/20 19,138 2026-11-13 16:01:22
80.158.26.0/24 19,128 2026-11-13 16:01:22
80.158.82.0/24 19,126 2026-11-13 16:01:22
80.158.25.0/24 19,126 2026-11-13 16:01:22
80.158.16.0/21 19,114 2026-11-13 16:01:22
80.158.81.0/24 19,112 2026-11-13 16:01:22
80.158.27.0/24 19,112 2026-11-13 16:01:22
80.158.85.0/24 19,084 2026-11-13 16:01:22
80.158.80.0/24 19,082 2026-11-13 16:01:22
80.158.24.0/24 19,075 2026-11-13 16:01:22
80.158.84.0/24 19,057 2026-11-13 16:01:22
93.188.242.0/24 19,005 2026-11-13 16:02:05
164.30.44.0/24 18,769 2026-11-13 16:02:05
164.30.45.0/24 18,650 2026-11-13 16:02:05
160.44.200.0/21 18,580 2026-11-13 16:02:05
164.30.79.0/24 18,578 2026-11-13 16:02:05
80.158.104.0/21 18,543 2026-11-13 16:01:22
160.44.192.0/21 18,511 2026-11-13 16:02:05
164.30.46.0/24 18,480 2026-11-13 16:02:05
164.30.47.0/24 18,465 2026-11-13 16:02:05
164.30.0.0/19 18,398 2026-11-13 16:02:05
164.30.32.0/21 18,390 2026-11-13 16:02:05
164.30.60.0/22 18,364 2026-11-13 16:02:05
164.30.63.0/24 18,313 2026-11-13 16:02:05

Frequently Asked Questions

What is AS6878?

AS6878 is an Autonomous System Number assigned to T-Systems International GmbH. 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 AS6878 announce?

AS6878 announces 42.0K IPv4 addresses distributed across 20 routed CIDR prefixes. The network is registered in Germany.

Who operates AS6878?

AS6878 is operated by T-Systems International GmbH. The organization is based in Germany. You can view all IP ranges and related ASNs on the organization page.

What country is AS6878 registered in?

AS6878 is registered in Germany. This indicates where the network operator is headquartered, though the IP addresses it announces may serve users globally.

Last updated: 2026-11-13 16:24:05 UTC
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