FIFTYFIVE-AS

AS25761 · 55 IT Services GmbH Kernjakstra�e 12 9220 Velden am W�rthersee Austria · AT · RIPENCC

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2

Upstream providers

1

Downstream customers

256

v4 addresses

<0.1

v6 /32s

Provider History

Active Possible trial (<90d) Historical

Current Providers

Addr family: All IPv4 IPv6

Provider	First Seen	Last Seen	Peers	Confidence	AF
TWELVE99 AS1299	2025-04-23 1y 1mo	2026-06-13	174 peers AS174 AS209 AS701 AS917 AS999 AS1000 AS1031 AS1213 AS1273 AS1351 AS2152 AS3130 AS3320 AS3399 AS3549 AS3701 AS4641 AS4775 AS5392 AS6057 AS6424 AS6453 AS6461 AS6730 AS6762 AS6830 AS7018 AS7713 AS7768 AS8220 AS11039 AS12350 AS12956 AS13786 AS13830 AS14315 AS14537 AS14840 AS15605 AS16276 AS17350 AS17660 AS19151 AS19529 AS21700 AS24516 AS28329 AS28624 AS30844 AS32590 AS32653 AS34177 AS34800 AS34927 AS35280 AS35426 AS35710 AS37271 AS40864 AS41095 AS41811 AS44901 AS45437 AS49434 AS49544 AS49605 AS50300 AS51185 AS52075 AS52468 AS52873 AS53062 AS53202 AS56457 AS61049 AS61138 AS61568 AS62167 AS63956 AS64112 AS64475 AS132825 AS132884 AS133950 AS136557 AS137409 AS142271 AS142289 AS150369 AS151326 AS151704 AS199524 AS202365 AS216285 AS262427 AS262462 AS263009 AS263152 AS263541 AS264409 AS264479 AS264845 AS266213 AS271253 AS327960 AS328840		?af
INTERDOTLINK AS5405	2025-10-09 8mo	2026-06-13	79 peers AS260 AS3257 AS5580 AS7594 AS8582		?af

Customers (1)

Addr family: All IPv4 IPv6

Customer	Country	First Seen	Last Seen	IPs	Peers	Confidence	AF
LUCESEM-AS AS51658	AT	2025-04-23 1y 1mo	2026-06-13	256	160 peers AS260 AS3257 AS5580 AS7594 AS8582		?af

Network Size

IPv4 and IPv6 prefixes originated over time

1

v4 prefixes

256

v4 addresses

1

v6 prefixes

<0.1

v6 /32s

Peering Links Over Time

Count of unclassified adjacencies per snapshot date

Event Log

All New Transit Lost Transit Possible Trial Renewal Approaching

2025-10-10

New Transit

FIFTYFIVE-AS AS25761 → added provider INTERDOTLINK AS5405

Confidence: 90%

⇄

2025-07-28

New Transit

zcs AS60274 → added provider FIFTYFIVE-AS AS25761

Confidence: 90%

⇄

2025-07-11

Lost Transit

zcs AS60274 → lost provider FIFTYFIVE-AS AS25761

Confidence: 85% Duration: 9d

⇄

2025-07-02

New Transit

zcs AS60274 → added provider FIFTYFIVE-AS AS25761

Confidence: 90%

⇄

2025-04-26

New Transit

LIPICER-AS AS210626 → added provider FIFTYFIVE-AS AS25761

Confidence: 90%

⇄

2025-04-24

New Transit

LUCESEM-AS AS51658 → added provider FIFTYFIVE-AS AS25761

Confidence: 90%

⇄

2025-04-24

New Transit

FIFTYFIVE-AS AS25761 → added provider TWELVE99 AS1299

Confidence: 90%

⇄

Renewal Calendar

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

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