HomeASN LookupAS50673

AS50673 Serverius-as Serverius Holding B.V.

🇳🇱

Org handle: ORG-SHB2-RIPE

RIPE NCCallocated
Announced Prefixes (BGP)
242total
109 IPv4133 IPv6
IPv4 Addresses
Allocated (RIR)66,560
Announced (BGP)72,192
IPv6 Addresses
Allocated (RIR)1.7×10³⁰
Announced (BGP)1.9×10³⁰
Prefix Limit (IPv4)
500
Prefix Limit (IPv6)
500
Country
🇳🇱 NL
RIR
RIPE NCC
Status
allocated
Allocated
2010-03-05

Routing hygiene

Score 34/100 · Medium risk
RPKI ROA coverage
38.3%
121 prefixes RPKI invalid
IRR route objects
97.5%
5 prefixes registered for another origin
Hijack signals
3
3 announced against others' ROAs, 0 own announced by others
Upstreams
9
diversity 75/100
  • 62% of announced prefixes (150 of 243) have no valid ROA, 121 of them RPKI invalid
  • Announces 3 prefixes that RPKI assigns to another network (possible hijack or misconfiguration)

Based on 243 announced prefixes, updated daily (2026-10-20). How the score works · RPKI explained

Announced Prefixes

(BGP)242
|
Prefix
RPKI
IRR
Last Seen
5.178.64.0/21
 Valid
RIPE
2026-10-27
5.178.64.0/24
 Valid
RIPE
2026-10-27
5.188.12.0/22
 Valid
RIPE
2026-10-27
5.255.64.0/19
 Valid
RIPE
2026-10-27
5.255.72.0/24
 Valid
RIPE
2026-10-27
5.255.75.0/24
 Valid-2026-10-27
5.255.77.0/24
 Valid
RIPE
2026-10-27
5.255.78.0/24
 Valid-2026-10-27
5.255.81.0/24
 Valid-2026-10-27
5.255.86.0/24
 Valid-2026-10-27
1-10 of 242
1 / 25

Allocated Prefixes

(RIR)105
Prefix
Country
RIR
Status
5.178.64.0/21🇳🇱 NLRIPENCCallocated
5.188.12.0/22🇳🇱 NLRIPENCCallocated
5.255.64.0/19🇳🇱 NLRIPENCCallocated
5.255.72.0/24🇳🇱 NLRIPEassigned
5.255.75.0/24🇳🇱 NLRIPEassigned
5.255.77.0/24🇳🇱 NLRIPEassigned
5.255.78.0/24🇳🇱 NLRIPEassigned
5.255.81.0/24🇳🇱 NLRIPEassigned
5.255.86.0/24🇳🇱 NLRIPEassigned
5.255.88.0/24🇳🇱 NLRIPEassigned
1-10 of 105
1 / 11

All 242 announced prefixes of AS50673 →

Downstream Customers(7)

ASNName
AS12637🇮🇹SEEWEB SEEWEB s.r.l.
AS18001🇱🇰DIALOG-AS - Dialog Axiata PLC.
AS24492🇰🇭IIT-WICAM-AS-AP - WiCAM Corporation Ltd.
AS38965🇳🇱HOSTIN Rick van der Sterren trading as HostIn
AS47583🇨🇾AS-HOSTINGER Hostinger International Limited
AS199081🇬🇷LANCOM Lancom Ltd.
AS216333🇩🇪AS-NETDEV NetDev UG (haftungsbeschraenkt)

BGP Neighbours

(seen in AS paths)

Upstreams (9)

Networks AS50673 hands its own prefixes to: transit providers, or peers at an exchange.

  • AS58057SECUREBIT119
  • AS33891CORE BACKBONE Core Backbone111
  • AS202365Chronos Omer GOLGELI34
  • AS6204ZET NET INTERKVM HOST19
  • AS6453TATA COMMUNICATIONS (AMERICA)17
  • AS174Cogent Communications16
  • AS6762SEABONE NET TELECOM ITALIA SPARKLE S.P.A11
  • AS6939Hurricane Electric6
  • AS9002RETN Limited4

Downstreams (84)

Networks whose own prefixes AS50673 passes on: usually its customers.

  • AS58061SCALAXY B.V254
  • AS208864Weserve B.V30
  • AS47583HOSTINGER International Limited27
  • AS61102INTERHOST Communication Solutions26
  • AS202448Mvps26
  • AS53356FREE RANGE CLOUD Free Range Cloud Hosting20
  • AS31383NEDERLANDNET Computel Standby BV18
  • AS51430ALTUS AltusHost B.V18
  • AS56971AS56971 CGI GLOBAL LIMITED18
  • AS42159DELTAHOST Zemlyaniy Dmitro Leonidovich16
  • AS32338Hostiserver14
  • AS198651HOSTLINE HOSTLINE, UAB14
  • AS211895Serverius Users Serverius Holding B.V13
  • AS44858PROXSYS B.V11
  • AS213373IPCONNECT IP Connect11
  • AS51247Serveriotechnologijos SkyCore Technologies L.L.C FZ10
  • AS133296Web Werks India Pvt10
  • AS198089IPVN AS01 IP Visie Networking B.V9
  • AS203993GNA DC1 S.J.M. Steffann9
  • AS206446CLOUDLEASE CLOUD LEASE9
  • AS62005BV EU BlueVPS OU8
  • AS8587Infracom Holding B.V7
  • AS25455GUARDFOX7
  • AS61272IST UAB Bacloud7
  • AS198972TANGRAM CA TANGRAM CANADA7
  • AS200904FOXCLOUD LLP6
  • AS203557DATACLUB NL SIA RixHost6
  • AS31477DUOCAST B.V5
  • AS45040EXTRAIP B.V5
  • AS198362Nethuk2 NETH5
  • AS204094I4W Web Solutions, Lda5
  • AS213192Netbase BV5
  • AS26021Unicycle4
  • AS26414Unicycle4
  • AS34971PDDA CDLAN SpA4
  • AS47721BILGE Verilink Bilisim Teknolojileri Anonim Sirketi4
  • AS49447NICEIT Nice IT Services Group4
  • AS57935NRP TEKNOLOJi Nrp Teknoloji Limited Sirketi4
  • AS61044SIT ExtraIP B.V4
  • AS200651FlokiNET Ehf4
  • AS201563AVALON Cyber Folks D.O.O4
  • AS204641Ecompute HOSTGW4
  • AS204963ScalaSolutions Scala Solutions BV4
  • AS209622Upress Drb UPress4
  • AS212947ETLGR4
  • AS216333NETDEV UG (Haftungsbeschraenkt)4
  • AS9558PrimeCrown Technologies Private Limited3
  • AS13246INETWIRE Key Systems3
  • AS37153Xneelo (Pty) Xneelo (Pty)3
  • AS59939WIBO Baltic UAB3
  • AS211043Dedifix BV3
  • AS211619MAXKO D.O.O3
  • AS29869HostRocket.Com2
  • AS39022AS39022 Deep Media / V.A.J. Bruijnes (Sole Proprietorship)2
  • AS41960NEXTPERTISE B.V2
  • AS62296Vitalng Vital Network Group2
  • AS201119ICEWOOD2
  • AS201789NETOPS B.V2
  • AS203815NL Exa B.V2
  • AS206980AntiddosAS AntiDDoS Solutions2
  • AS207491PUESCHEL Max Pueschel2
  • AS207595Hestronic BV2
  • AS212025Cukman Kresimir2
  • AS212911TAB DIGITAL SIA Network Operations Center2
  • AS21100ITLDC EU ROUTE 951
  • AS21276XSG Expert Solutions Georgia1
  • AS34872Servperso Systems Sarah Rossius Trading Servperso Systems1
  • AS35758HQSERV NETWORKS Rachamim Aviel Twito1
  • AS38965HOSTIN Rick Van Der Sterren Trading HostIn1
  • AS39114Nl 1key BV1
  • AS43414H2B Assets B.V1
  • AS45102Alibaba (US) Technology1
  • AS49145UA SIGMA AMS Sigma Software1
  • AS49157StarNetwork Star Network And Promotion1
  • AS58349INNETRA Elna Paulette Valentin Trading As INNETRA PC1
  • AS60222Asn Wdt Wholesale Dutch Telecom B.V1
  • AS60874MAESLANT Marcel Van Dorp Trading Labworx1
  • AS132376BasketAsia, Sdn. Bhd1
  • AS200365Possibly Lizards Possibly Lizards Limited1
  • AS202675KELIWEB S.R.L1
  • AS204519KORPTRADE SL029315 LP1
  • AS207627C24 C 24 B.V1
  • AS211364INIT6 Henning Surmeier1
  • AS216151NETSHOP ISP S.S NETSHOP INTERNET SERVICES1

Other adjacent networks (17)

Adjacent to AS50673 in the transit part of AS paths: peers, providers or customers.

  • AS201978OSBIL Technology31
  • AS6830LibertyGlobal Liberty Global Europe Holding B.V13
  • AS42498GERKON10
  • AS62255BEMYLINK BiMajLink D.O.O6
  • AS24940HETZNER Online3
  • AS197071ACTIVE SERVERS Active 13
  • AS29119SERVIHOSTING AIRE NETWORKS DEL MEDITERRANEO SL UNIPERSONAL2
  • AS44103BAKKER IT The Mastermind Holding B.V2
  • AS200612GulfBridgeInternational Gulf Bridge International2
  • AS7195EDGEUNO S.A.S1
  • AS12297TELECOM ARMENIA Telecom Armenia OJSC1
  • AS13004SOX Serbian Open Exchange DOO1
  • AS34177CELESTE SAS1
  • AS49434FBWNETWORKS FBW NETWORKS SAS1
  • AS138915Kaopu Cloud HK Limited1
  • AS199081LANCOM1
  • AS209754Vitrumnet BV1
ASPA
No ASPA0 upstreams, 7 downstreams
Listed as Upstream Provider by
7 ASNs
View full ASPA details →
Abuse Contact
External Links
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API
Open
GEThttps://api.ipctl.io/v1/asn/50673

Returns ASN details, announced prefixes, and BGP routing data.

curl -s "https://api.ipctl.io/v1/asn/50673" | jq