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KynexBGP

AS43253

Cebit MAriusz Marton

Poland (PL)

ASN Information

AS NumberAS43253
AS NameCBT-AS
OrganizationCBT-AS Cebit MAriusz Marton sp.J.
Also known asNot available
CountryPoland (PL)
RegistryRIPE NCC
ASN TypeNot available
Last Seen
Announcement Count2
IPv4 Prefix Count2
IPv6 Prefix Count0
RPKI StatusValid ×1NotFound ×1
IRR RecordsAvailable (4 route objects)
PeeringDBView on PeeringDB ↗
Websitehttp://www.cebit.com.pl ↗

AS Path to AS43253

  1. 6939HURRICANE - Hurricane Electric LLC
  2. 29535MIX2_OpenPeering Orange Polska Spolka Akcyjna
  3. 43253Origin

Most common path, seen 18× in RouteViews data, latest at route-views.sg (2026-10-19 05:20:19 UTC). Prepends collapsed.

Route Collectors (Visibility)

Sydney: 14 peer session(s) — route-views.sydney (14)São Paulo: 21 peer session(s) — ix-br2.gru (21)Johannesburg: 24 peer session(s) — route-views.napafrica (24)Amsterdam: 26 peer session(s) — amsix.ams (26)Singapore: 26 peer session(s) — route-views.sg (26)London: 34 peer session(s) — route-views.linx (34)Eugene, OR: 59 peer session(s) — route-views3 (21), route-views5 (21), route-views4 (17)
High (10+ peers)Medium (3–9)Low (1–2)

Approximate RouteViews collector locations, sized by peer sessions carrying this AS's routes.

Announced Prefixes (2)

View All →
PrefixFamilyRPKILast Seen
185.119.148.0/22IPv4NotFoundNot looked up yet
217.17.38.0/24IPv4ValidNot looked up yet

Peers (9)

View All →
ASNameRelationshipPathsLast Seen
AS29535MIX2_OpenPeering Orange Polska Spolka AkcyjnaUpstream (inferred)300
AS24724ATMAN-Foreign-AS Atman Sp. z o.o.Upstream (inferred)96
AS49544i3Dnet i3D.net B.VUpstream (inferred)6
AS24482SGGS-AS-AP - SG.GSUpstream (inferred)2
AS24748THINX_Poland Atman Sp. z o.o.Upstream (inferred)2
AS24940HETZNER-AS Hetzner Online GmbHUpstream (inferred)2
AS6204ZET-NET INTERKVM HOST SRLUpstream (inferred)RIPEstat only—
AS28917Fiord-AS Fiord Networks, UABUncertainRIPEstat only—

Neighbours seen next to AS43253 in public AS paths. These are not confirmed BGP sessions; peer IP addresses and locations are not published by these sources.

IX Presence (2)

IX Updates →
ExchangeLocationIPv4IPv6SpeedRS peerUpdated
THINX WarsawWarsaw, PL212.91.0.662001:7f8:60::4:3253:110GNo
TPIX PLWarsaw, PL195.149.232.229—10GNo

IX ports AS43253 has registered in PeeringDB (self-reported).

Upstreams (8)

ASNameRelationshipPathsLast Seen
AS29535MIX2_OpenPeering Orange Polska Spolka AkcyjnaUpstream (inferred)300
AS24724ATMAN-Foreign-AS Atman Sp. z o.o.Upstream (inferred)96
AS49544i3Dnet i3D.net B.VUpstream (inferred)6
AS24482SGGS-AS-AP - SG.GSUpstream (inferred)2
AS24748THINX_Poland Atman Sp. z o.o.Upstream (inferred)2
AS24940HETZNER-AS Hetzner Online GmbHUpstream (inferred)2
AS6204ZET-NET INTERKVM HOST SRLUpstream (inferred)RIPEstat only—
AS33891CORE-BACKBONE Core-Backbone GmbHUpstream (inferred)RIPEstat only—

Downstreams (0)

No downstream ASNs found for AS43253 in current data sources.

Registry and PeeringDB details

Holder (RIPEstat)CBT-AS Cebit MAriusz Marton sp.J.
RegisteredYes
Peering policyOpen
IRR AS-setNot available
Registry record last modified
MaintainersRIPE-NCC-END-MNT, ATMAN-MNT, CBT-MNT
Internet exchanges (PeeringDB)2
Facilities (PeeringDB)0
PeeringDB record updated

Data sources for this page

SourceFreshnessResultFetchedProvider observationError
RouteViews APILiveOKNot reportedNone
RIPEstat Data APILiveOKNot reportedNone
PeeringDBLiveOKNot reportedNone
RouteViews APILiveOKNone
RouteViews API (AS paths)LiveOKNone
RouteViews APILiveNo recordsNot reportedNone
RIPEstat Data API (AS names)CachedOKNot reportedNone
NLNOG IRRexplorerLiveOKNot reportedNone
PeeringDB (exchanges)CachedOKNot reportedNone

Page generated . See data sources and limitations.