AS49888 Ultranet Sp. z o.o. 🇵🇱 PL

Announcing 2 prefixes, seen at the RIS collectors.

IPv4 prefixes

4,096 (16 × /24)

IPv6 prefixes

1 × /32

Upstreams

transit providers observed

Peers

settlement-free adjacencies

Downstreams

transit customers observed

Customer cone

ASes reachable through it

Registry and operator data

AS number: AS49888
Name: Ultranet Sp. z o.o.
Organisation: Ultranet
Country: 🇵🇱 PL
RIR: RIPENCC
Allocated: 2009-10-05
Network type: Cable/DSL/ISP
Traffic levels: 1-5Gbps
Scope: Europe
Peering policy: Open
Website: http://www.ultranet.com.pl
PeeringDB: net/15424
Exchanges: 3
Facilities: 3

RPKI coverage of this AS

Its own announcements, validated against the current ROA set

0 valid (0.0%) 0 invalid (0.0%) 2 no ROA (100.0%)

Upstreams

Networks seen providing transit to this one

Network	Country	Cone	IPv4 prefixes	Paths	Source
AS3356 Lumen (Level 3)	🇺🇸 US	70,695	2,082	6	CAIDA
AS174 Cogent Communications, LLC	🇺🇸 US	65,775	4,017	6	CAIDA
AS201054 Stowarzyszenie e-Poludnie	🇵🇱 PL	17,562	0	1	inferred
AS12741 Netia SA	🇵🇱 PL	551	165	16	CAIDA
AS29535 Orange Polska Spolka Akcyjna	🇵🇱 PL	418	12	60	CAIDA
AS12912 T-Mobile Polska S.A.	🇵🇱 PL	393	48	6	CAIDA
AS50607 Stowarzyszenie e-Poludnie	🇵🇱 PL	356	0	1	CAIDA
AS24724 Atman Sp. z o.o.	🇵🇱 PL	342	3	29	CAIDA

Peers

Adjacencies that look settlement-free rather than transit

Network	Country	Cone	IPv4 prefixes	Paths	Source
AS24482 SG.GS	🇸🇬 SG	4,644	45	3	CAIDA

Downstreams

Networks this one appears to provide transit to

Network	Country	Cone	IPv4 prefixes	Paths	Source
AS209802 Neurosoft Sp. z o.o.	🇵🇱 PL	0	1	42	CAIDA

Relationships marked inferred come from where the two networks sit on the AS paths the collectors see, which is a guess and is wrong for some of them. The rest are stated by CAIDA's published inference over a much wider set of collectors.