AS51134

Name: AS51134 — Development 777 s.r.o.
Creator: ipdex

Development 777 s.r.o. Unknown registered in Czechia

4IPv4 prefixes

2IPv6 prefixes

83%RPKI-valid

#36,428AS Rank

325/325RIS visibility

#113Rank in Czechia

2010-06-07Allocated

Development 777 s.r.o. (AS51134) — Unknown, registered in Czechia. announces 4 IPv4 prefixes + 2 IPv6 prefixes. Rank in Czechia: #113. Allocated: 2010-06-07.

IPv4 4IPv6 2

Announced prefixes · 6

v4 185.252.196.0/22 valid
v4 91.216.168.0/24 valid
v4 91.229.24.0/24 unknown
v4 91.230.144.0/24 valid
v6 2a01:430:11::/48 valid
v6 2a0c:3240::/29 valid

RPKI: rpki.cloudflare.com · 2026-06-17

Routing: 4 IPv4 · 2 IPv6 announced · RIS visibility 325/325 RIS peers · RIPEstat · 2026-06-18

Prefix history

Announced prefixes Source: ipdex daily snapshot · sparse rows, value holds until the next change (steps)

Data table

Day	Announced prefixes
2026-06-12	6
2026-06-13	6

AS topology · Customer cone 1

Providers · 4

AS5578 SWAN, a.s.
AS24641 FASTER CZ spol. s r.o.
AS8778 Slovanet a.s.
AS24971 MasterDC s.r.o.

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