ADVANCED-SYSTEMHAUS

AS21235 · ADVANCED Systemhaus GmbH Borsteler Chaussee 55 22453 Hamburg Germany · DE · RIPENCC

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3

Upstream providers

0

Downstream customers

1.8k

v4 addresses

1

v6 /32s

Provider History

Active Possible trial (<90d) Historical

Current Providers

Addr family: All IPv4 IPv6

Provider	First Seen	Last Seen	Peers	AF
IPHH AS12731	2024-09-01 1y 8mo	2026-05-13	41 peers AS209 AS3549	v4 v6
AS174 AS174	2024-09-01 1y 8mo	2026-05-13	40 peers AS701 AS1031 AS1273 AS6453 AS6461 AS6730 AS7018 AS13781 AS16552 AS17350 AS35280 AS45049 AS328840	v4 v6
GTT-BACKBONE AS3257	2024-09-01 1y 8mo	2026-05-13	32 peers AS260 AS3257 AS3320 AS4641 AS4775 AS5580 AS6453 AS6830 AS16260 AS17350 AS35280 AS40864 AS48112 AS49434 AS52468 AS57866 AS142289 AS151704	v4 v6

Customers (0)

Addr family: All IPv4 IPv6

No customers in current snapshot.

Network Size

IPv4 and IPv6 prefixes originated over time

3

v4 prefixes

1.8k

v4 addresses

1

v6 prefixes

1

v6 /32s

Peering Links Over Time

Count of unclassified adjacencies per snapshot date

Event Log

All New Transit Lost Transit Possible Trial Renewal Approaching

2024-09-02

New Transit

ADVANCED-SYSTEMHAUS AS21235 → added provider IPHH AS12731

Confidence: 90%

⇄

2024-09-02

New Transit

ADVANCED-SYSTEMHAUS AS21235 → added provider GTT-BACKBONE AS3257

Confidence: 90%

⇄

2024-09-02

New Transit

ADVANCED-SYSTEMHAUS AS21235 → added provider AS174 AS174

Confidence: 90%

⇄

Renewal Calendar

Active providers first seen 11–13 months ago — possible annual contract renewals

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