NETZQUADRAT

AS15594 · Gladbacherstr. 74 D-40227 Duesseldorf AS operated by [netzquadrat] GmbH, Germany for ISP services · DE · RIPENCC

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2

Upstream providers

0

Downstream customers

25k

v4 addresses

0.4

v6 /32s

Provider History

Active Possible trial (<90d) Historical

Current Providers

Addr family: All IPv4 IPv6

Provider	First Seen	Last Seen	Peers	Confidence	AF
PLUSLINE AS12306	2024-09-01 1y 9mo	2026-06-09	55 peers AS209 AS701 AS999 AS1273 AS1351 AS3491 AS6424 AS6730 AS6762 AS6830 AS7594 AS7713 AS12956 AS16276 AS24516 AS37497 AS38008 AS46997 AS52873 AS199524 AS206271 AS216285 AS271253 AS328964		v4 v6
LAMBDANET-AS AS13237	2024-09-01 1y 9mo	2026-06-09	40 peers AS174 AS260 AS3257 AS3491 AS5580 AS6424 AS6453 AS6762 AS6830 AS7018 AS12956 AS14315 AS16276 AS24516 AS38008 AS46997 AS52468 AS61138 AS64112 AS132825 AS132884 AS142289 AS150369 AS151326 AS151704 AS197580 AS199524		v4 v6

Customers (0)

Addr family: All IPv4 IPv6

No customers in current snapshot.

Network Size

IPv4 and IPv6 prefixes originated over time

4

v4 prefixes

25k

v4 addresses

6

v6 prefixes

0.4

v6 /32s

Peering Links Over Time

Count of unclassified adjacencies per snapshot date

Event Log

All New Transit Lost Transit Possible Trial Renewal Approaching

2025-09-19

Lost Transit

NETZQUADRAT AS15594 → lost provider CORE-BACKBONE AS33891

Confidence: 85% Duration: 382d

⇄

2024-09-02

New Transit

NETZQUADRAT AS15594 → added provider CORE-BACKBONE AS33891

Confidence: 90%

⇄

2024-09-02

New Transit

NETZQUADRAT AS15594 → added provider LAMBDANET-AS AS13237

Confidence: 90%

⇄

2024-09-02

New Transit

NETZQUADRAT AS15594 → added provider PLUSLINE AS12306

Confidence: 90%

⇄

Renewal Calendar

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

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