FASTCOMMUNICATIONS

AS50398 · CZ · RIPENCC

Export CSV

2

Upstream providers

1

Downstream customers

3.1k

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
TTI-NET AS6663	2024-09-01 1y 9mo	2026-06-08	86 peers AS174 AS209 AS260 AS917 AS1031 AS1351 AS3257 AS3320 AS3549 AS4775 AS5580 AS6424 AS6453 AS6830 AS7018 AS7594 AS8220 AS12956 AS14315 AS14907 AS16276 AS17660 AS24516 AS32590 AS45437 AS52468 AS61138 AS61832 AS64112 AS132825 AS132884 AS142289 AS150369 AS151326 AS151704 AS262427 AS327960 AS328840		v4 v6
AS174 AS174	2025-03-20 1y 2mo	2026-06-08	73 peers AS199524		v4 v6

Customers (1)

Addr family: All IPv4 IPv6

Customer	Country	First Seen	Last Seen	IPs	Peers	Confidence	AF
netcraftsolutions AS210111	CZ	2024-09-01 1y 9mo	2026-06-08	1k	38 peers AS209 AS701 AS999 AS3320 AS12956 AS16276 AS24516 AS52873 AS199524 AS271253		v4 v6

Network Size

IPv4 and IPv6 prefixes originated over time

7

v4 prefixes

3.1k

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

2026-06-03

Lost Transit

FASTCOMMUNICATIONS AS50398 → lost provider AS174 AS174

Confidence: 85% Duration: 439d

⇄

2026-01-03

Lost Transit

FASTCOMMUNICATIONS AS50398 → lost provider TLAP-ZCOM AS206548

Confidence: 85% Duration: 328d

⇄

2025-08-25

Lost Transit

FASTCOMMUNICATIONS AS50398 → lost provider AS174 AS174

Confidence: 85% Duration: 157d

⇄

Renewal Calendar

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

This data is available to subscribers.

Sign in to view