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AS20504

RTL

Netherlands (NL)

ASN Information

AS NumberAS20504
AS NameRTL-AS
OrganizationHilversum
Also known asRTL
CountryNetherlands (NL)
RegistryRIPE NCC
ASN TypeContent
Last Seen
Announcement Count3
IPv4 Prefix Count3
IPv6 Prefix Count0
RPKI StatusValid3 of 3 prefixes
IRR RecordsView IRR route objects
Websitehttp://www.rtl.nl ↗

AS Path to AS20504

  1. 49544i3Dnet i3D.net B.V
  2. 32787PROLEXIC-TECHNOLOGIES-DDOS-MITIGATION-NETWORK - Akamai Technologies, Inc.
  3. 20504Origin

Most common path, seen 10× in route collector data, latest at a collector in Johannesburg (2026-10-20 12:06:35 UTC). Prepends collapsed.

Route Collectors (Visibility)

Sydney: 14 peer session(s)Johannesburg: 19 peer session(s)São Paulo: 20 peer session(s)Singapore: 26 peer session(s)Amsterdam: 27 peer session(s)London: 35 peer session(s)Eugene, OR: 57 peer session(s)
High (10+ peers)Medium (3–9)Low (1–2)

Approximate route collector locations, coloured by peer sessions carrying this AS's routes.

Announced Prefixes (3)

View All →
PrefixFamilyRPKILast Seen
217.118.160.0/20IPv4ValidNot looked up yet
217.118.160.0/24IPv4ValidNot looked up yet
217.118.162.0/24IPv4ValidNot looked up yet

Peers (118)

View All →
ASNameRelationshipPathsLast Seen
AS32787PROLEXIC-TECHNOLOGIES-DDOS-MITIGATION-NETWORK - Akamai Technologies, Inc.Upstream (inferred)390
AS24785JOINTTRANSIT-AS Broadband Hosting B.V.Upstream (inferred)69
AS20562OPEN-PEERING-AS Broadband Hosting B.V.Upstream (inferred)18
AS37468Angola Cables - Angola CablesUpstream (inferred)10
AS6939HURRICANE - Hurricane Electric LLCUpstream (inferred)8
AS30844LIQUID-AS Liquid Telecommunications LtdUpstream (inferred)7
AS137409GSLNETWORKS-AS-AP - GSL Networks Pty LTDUpstream (inferred)5
AS6461ZAYO-6461 - Zayo BandwidthUpstream (inferred)4

Neighbours seen next to AS20504 in public AS paths. These are not confirmed BGP sessions; peer IP addresses and locations are not published by these sources.

Public Peering Exchange Points (2)

IX Updates →
ExchangeLocationIPv4IPv6SpeedRS peerUpdated
AMS-IXAmsterdam, NL80.249.208.186—10GYes
AMS-IXAmsterdam, NL80.249.209.225—10GYes
NL-ixAmsterdam, Rotterdam, Brussels, Luxembourg, Frankfurt, Düsseldorf, Berlin, Dublin, London, Copenhagen, Paris, Marseille, NL193.239.116.24—10GYes
NL-ixAmsterdam, Rotterdam, Brussels, Luxembourg, Frankfurt, Düsseldorf, Berlin, Dublin, London, Copenhagen, Paris, Marseille, NL193.239.116.28—10GYes

IX ports registered by AS20504 (self-reported by the network).

Interconnection Facilities (0)

No interconnection facilities are registered for AS20504.

Data centres where AS20504 says it can interconnect (self-reported).

IRR AS-SET and Peering Policy

IRR AS-SETAS-RTL
Member of AS-SETsSee IRR page
Peering policyOpen
Multiple locationsNot Required
Ratio requirementNo
ContractNot Required
Traffic10-20Gbps
Traffic ratioMostly Outbound
Geographic scopeEurope
Max prefixes (IPv4 / IPv6)2 / 0
Unicast / IPv6 / MulticastYes / No / No
Looking glassNot available
Route serverNot available

Contact Information (0)

No public contacts are registered for AS20504.

Only contacts the network has chosen to publish are shown.

Upstreams (82)

View all →
ASNameRelationshipPathsLast Seen
AS32787PROLEXIC-TECHNOLOGIES-DDOS-MITIGATION-NETWORK - Akamai Technologies, Inc.Upstream (inferred)390
AS24785JOINTTRANSIT-AS Broadband Hosting B.V.Upstream (inferred)69
AS20562OPEN-PEERING-AS Broadband Hosting B.V.Upstream (inferred)18
AS37468Angola Cables - Angola CablesUpstream (inferred)10
AS6939HURRICANE - Hurricane Electric LLCUpstream (inferred)8
AS30844LIQUID-AS Liquid Telecommunications LtdUpstream (inferred)7
AS137409GSLNETWORKS-AS-AP - GSL Networks Pty LTDUpstream (inferred)5
AS6461ZAYO-6461 - Zayo BandwidthUpstream (inferred)4
AS7713telkomnet-as-ap - PT Telekomunikasi IndonesiaUpstream (inferred)4
AS58511ANYCAST-GLOBAL-BACKBONE - Anycast Global BackboneUpstream (inferred)4
AS37100SEACOM Limited - SEACOM LimitedUpstream (inferred)3
AS37497Network Platforms (PTY) LTD - Network Platforms (PTY) LTDUpstream (inferred)3

Downstreams (0)

No downstream ASNs found for AS20504 in current data sources.

Registry and network details

Registered holderRTL-AS RTL Nederland B.V.
RegisteredYes
Peering policyOpen
IRR AS-setAS-RTL
Registry record last modified
MaintainersRIPE-NCC-END-MNT, MNT-HMG
Internet exchanges2
Facilities0
Network profile updated

Data updated . See limitations.