AS50837 CLOUDSIGMA AG

Switzerland CLOUDSIGMA-AS RIPE 43 IPv4 prefixes 7 IPv6 prefixes

IPv4 addresses

14,336

IPv6 /48 networks

RPKI

46 valid4 no ROA

Peers and downstreams

103

Holder

AS name: CLOUDSIGMA-AS
Description: CLOUDSIGMA AG
Organisation: CLOUDSIGMA AG
Registered in: Zug, Switzerland
Abuse contact: abuse@cloudsigma.com
Assigned: 2010-04-06
Registered: 2010-04-07
Record last changed: 2025-02-14 16:51 UTC

AS553	Belwue BELWUE
AS559	SWITCH Switch
AS1764	Next Layer Telekommunikationsdienstleistungs- und Beratungs GmbH NEXTLAYER-AS
AS1828	Unitas Global UNITAS
AS1836	green.ch AG GREEN
AS3212	Telemach Slovenija d.o.o. TELEMACH
AS4230	CLARO S.A. AS4230
AS4455	IX Reach Ltd BSO
AS5405	Inter.link GmbH INTERDOTLINK
AS6057	Administracion Nacional de Telecomunicaciones AS6057
AS6204	TMRC GROUP SRL ZET-NET
AS6424	EDGOO NETWORKS UNIPESSOAL LDA EDGOO
AS6663	Euroweb Romania S.R.L. TTI-NET
AS6730	Sunrise GmbH SUNRISE
AS6797	GlobalConnect AB GLOBALCONNECT-NET
AS7195	EDGEUNO S.A.S AS7195
AS7713	PT Telekomunikasi Indonesia telkomnet-as-ap
AS8218	Zayo Infrastructure France SA NEO-ASN
AS8298	IPng Networks GmbH IPNG
AS8455	atom86 BV ATOM86-AS
AS8529	Zain Omantel International FZ-LLC OMANTEL-AS
AS8758	Iway AG IWAY
AS8888	xTom Pty Ltd XTOM
AS9002	RETN Limited RETN-AS
AS12307	Sandro Bolliger trading as Bolliger Network Solutions RAVANA
AS12577	MMC GmbH MMC-AT-AS
AS12779	IT.Gate S.p.A. ITGATE
AS14630	Invesco Group Services, Inc. INVESCO
AS14840	BR.Digital Telecom AS14840
AS15547	netplus.ch SA NETPLUS
AS15623	Cyberlink AG CYBERLINK
AS17639	Converge ICT Solutions Inc. CONVERGE-AS
AS20326	TeraSwitch Networks Inc. TERASWITCH
AS20485	Joint Stock Company TransTeleCom TRANSTELECOM
AS20612	SwissIX Internet Exchange SWISSIX
AS20764	CJSC RASCOM RASCOM-AS
AS20932	Services Industriels de Geneve SIG-ST
AS21232	Genossenschaft GGA Maur GGAMAUR
AS21412	UAB "Cgates" CGATES-AS
AS24482	SG.GS SGGS-AS-AP
AS24961	WIIT AG MYLOC-AS
AS25160	Vorboss Limited VORBOSS
AS25220	equada network GmbH GLOBALNOC-AS
AS28917	Fiord Networks, UAB Fiord-AS
AS29075	IELO-LIAZO SERVICES SAS IELO
AS29140	Hostserver GmbH HOSTSERVER-AS
AS29208	Quantcom, a.s. QUANTCOM-AS
AS29222	Infomaniak Network SA Infomaniak-AS
AS29691	Nine Internet Solutions AG NINE
AS31510	Innsbrucker Kommunalbetriebe AG IKB-AS
AS34019	Hivane Association HIVANE
AS34177	Celeste SAS CELESTE-AS
AS34288	Kantonsschule Zug AS34288
AS35280	F5 Networks SARL F5
AS35360	Gargunet GARGUNET
AS35598	INETCOM CARRIER LLC INETCOM
AS35625	Eurofiber France SAS EUROFIBER-FRANCE
AS35710	weber.digital GmbH WEBERCLOUD
AS36236	NetActuate, Inc NETACTUATE
AS37100	SEACOM Limited
AS37468	Angola Cables
AS39351	31173 Services AB ESAB-AS
AS41327	Fiber Telecom S.p.A. FIBERTELECOM-AS
AS42541	Fiberby ApS FIBERBY
AS44901	Belcloud LTD belcloud
AS45489	Sri Lanka Telecom PLC, GLobal Peering SLT-GLOBAL
AS47147	Anexia Cloud Solutions GmbH AS-ANX
AS47692	Nessus GmbH NESSUS
AS48362	Tkswf TKSWF-AS
AS48919	UACITY Ltd. UA-CITY-AS
AS49544	i3D.net B.V i3Dnet
AS51184	Fonira Telekom GmbH FONIRA
AS51873	Arcade Solutions AG AS-ARCADE
AS56987	ABACLOUDA SAS AS-ABACLOUDA
AS57777	Jeroen Massar MASSAR
AS58057	Securebit AG SECUREBIT
AS58299	Openfactory GmbH OPENFACTORY-AS
AS59414	cloudscale.ch AG CLOUDSCALE
AS59890	Kabel-TV Lampert GmbH & Co KG Kabel-TV-Lampert
AS59891	FSIT AG FSIT
AS60171	AFR-IX TELECOM S.A. AFRIX-AS
AS61573	IP TELECOM AS61573
AS62167	Tismi BV Tismi
AS64462	Stephan Roland Wolf WOLFSEC-AS
AS64475	Freifunk Frankfurt am Main e.V. FREIFUNK-FRANKFURT
AS142271	EWS DS Networks Inc DOUBLESQUARE-AS-AP
AS196621	Freestone FREESTONE
AS198150	SIACOM JSC SIACOM-AS
AS198249	Ops One AG OPSONE
AS199524	G-Core Labs S.A. GCORE
AS199938	Netzwerge GmbH NETZWERGE
AS202032	GOLINE SA GOLINE
AS205103	Telegraph42 Management GmbH TELEGRAPH-AS
AS205112	PHILUNET GmbH PHILUNET
AS209823	Enki Multimedia EURL ENKI-AS
AS212024	Risson RISSON
AS212483	LEVEL EIGHTY-SIX COMMUNICATIONS LTD level86
AS213151	Christian Elsen CHRISELSEN
AS213241	TECHIT.BE SRL TECHIT
AS264409	Huge Solucoes Corporativas Ltda AS264409
AS264479	Turbozone Internet AS264479

Upstream graph

Upstreams and their upstreams, from BGP paths

Network health

Grade B · 88/100

partly	Prefixes covered by valid ROAs 46 of 50 announced prefixes are RPKI valid, 4 have no ROA.	23/25
pass	No RPKI invalid announcements None of the announcements is RPKI invalid.	10/10
pass	Announces IPv6 7 IPv6 prefixes.	15/15
pass	More than one upstream 12 upstreams seen in BGP.	10/10
pass	Working abuse contact abuse@cloudsigma.com is published.	15/15
fail	Publishes a geofeed No geofeed found. Without one, location databases have to guess.	0/10
pass	No prefixes smaller than /24 or /48 All prefixes are /24 (IPv4) or /48 (IPv6) or larger.	10/10
pass	Registry record maintained Last changed 2025-02-14.	5/5

Built from the announced prefixes, RPKI, the registry record and geofeeds. Checks without data are not counted. Also in the API.

Show this on your website

HTML

<a href="https://ip-fd.net/asn/50837"><img src="https://ip-fd.net/badge/asn/50837/health.svg" alt="AS50837 network health on IP-FD.net"></a>

Markdown

[![AS50837 network health](https://ip-fd.net/badge/asn/50837/health.svg)](https://ip-fd.net/asn/50837)

Use rpki.svg instead of health.svg for the RPKI badge.

Routing changes

Last 30 days

2026-10-04 12:41 UTC	Neighbour gone	AS137409	upstream
2026-10-04 12:41 UTC	Neighbour gone	AS52320	peer
2026-10-04 12:41 UTC	Neighbour gone	AS34927	upstream
2026-10-04 12:41 UTC	Neighbour gone	AS31027	peer
2026-10-04 12:41 UTC	New neighbour	AS8888	peer
2026-10-04 12:41 UTC	New neighbour	AS28917	peer
2026-10-04 12:41 UTC	New neighbour	AS264479	peer
2026-10-04 12:41 UTC	Relationship changed	AS9002	upstream to peer
2026-10-04 12:41 UTC	Relationship changed	AS8758	upstream to peer
2026-10-04 12:41 UTC	Relationship changed	AS7713	upstream to peer
2026-10-04 12:41 UTC	Relationship changed	AS7195	upstream to peer
2026-10-04 12:41 UTC	New neighbour	AS6797	peer
2026-10-04 12:41 UTC	Relationship changed	AS6663	upstream to peer
2026-10-04 12:41 UTC	Relationship changed	AS6204	upstream to peer
2026-10-04 12:41 UTC	New neighbour	AS6057	peer
2026-10-04 12:41 UTC	Relationship changed	AS60171	upstream to peer
2026-10-04 12:41 UTC	Relationship changed	AS559	upstream to peer
2026-10-04 12:41 UTC	Relationship changed	AS5405	upstream to peer
2026-10-04 12:41 UTC	Relationship changed	AS48362	upstream to peer
2026-10-04 12:41 UTC	Relationship changed	AS4455	upstream to peer
2026-10-04 12:41 UTC	New neighbour	AS4230	peer
2026-10-04 12:41 UTC	Relationship changed	AS39351	upstream to peer
2026-10-04 12:41 UTC	Relationship changed	AS37468	upstream to peer
2026-10-04 12:41 UTC	Relationship changed	AS37100	upstream to peer
2026-10-04 12:41 UTC	Relationship changed	AS35625	upstream to peer
2026-10-04 12:41 UTC	Relationship changed	AS35280	upstream to peer
2026-10-04 12:41 UTC	Relationship changed	AS34019	upstream to peer
2026-10-04 12:41 UTC	Relationship changed	AS29208	upstream to peer
2026-10-04 12:41 UTC	Relationship changed	AS264409	upstream to peer
2026-10-04 12:41 UTC	Relationship changed	AS212024	upstream to peer
2026-10-04 12:41 UTC	Relationship changed	AS20764	upstream to peer
2026-10-04 12:41 UTC	Relationship changed	AS205103	upstream to peer
2026-10-04 12:41 UTC	Relationship changed	AS20485	upstream to peer
2026-10-04 12:41 UTC	Relationship changed	AS20326	upstream to peer
2026-10-04 12:41 UTC	Relationship changed	AS1836	upstream to peer
2026-10-04 12:41 UTC	Relationship changed	AS1764	upstream to peer
2026-10-04 12:41 UTC	Relationship changed	AS14840	upstream to peer
2026-10-04 12:41 UTC	New neighbour	AS12577	peer

WHOIS

aut-num:        AS50837
as-name:        CLOUDSIGMA-AS
org:            ORG-CA1011-RIPE
admin-c:        CRDm7-RIPE
tech-c:         CRDm7-RIPE
status:         ASSIGNED
mnt-by:         RIPE-NCC-END-MNT
mnt-by:         MNT-CLOUDSIGMA
created:        2010-04-07T12:01:59Z
last-modified:  2025-02-14T16:51:39Z
source:         RIPE
% 62 routing policy lines (import/export) not shown

Routing data

Updated just now

Registry record

Fetched just now from RIPE

Prefixes and neighbours come from the RIPE RIS route collectors. Data older than 5 minutes is refreshed when this page is opened.

API

curl -H "X-API-Key: YOUR_KEY" https://ip-fd.net/api/v1/asn/50837

const res = await fetch('https://ip-fd.net/api/v1/asn/50837', {
  headers: { 'X-API-Key': 'YOUR_KEY' }
});
const data = await res.json();
console.log(data);

import requests

r = requests.get('https://ip-fd.net/api/v1/asn/50837', headers={'X-API-Key': 'YOUR_KEY'}, timeout=10)
r.raise_for_status()
print(r.json())

<?php
$ch = curl_init('https://ip-fd.net/api/v1/asn/50837');
curl_setopt($ch, CURLOPT_HTTPHEADER, ['X-API-Key: YOUR_KEY']);
curl_setopt($ch, CURLOPT_RETURNTRANSFER, true);
$data = json_decode(curl_exec($ch), true);
print_r($data);

req, _ := http.NewRequest("GET", "https://ip-fd.net/api/v1/asn/50837", nil)
req.Header.Set("X-API-Key", "YOUR_KEY")
res, err := http.DefaultClient.Do(req)
if err != nil {
    log.Fatal(err)
}
defer res.Body.Close()
body, _ := io.ReadAll(res.Body)
fmt.Println(string(body))

Works without a key at a lower rate. Get a free key.

AS174
AS6461	Zayo Bandwidth ZAYO-6461
AS6939	Hurricane Electric LLC HURRICANE
AS8220	COLT Technology Services Group Limited COLT
AS13237	euNetworks GmbH LAMBDANET-AS
AS15612	ServeCentric Ltd. SERVECENTRIC
AS25091	IP-Max SA IP-Max
AS29684	Nour Internet Company for Communications and Information Technology Ltd. NOURNET-ASN
AS30815	Detecon Al Saudia Co. Ltd. DETASAD
AS34224	Neterra Ltd. NETERRA-AS
AS50629	LWLcom GmbH LWLCOM
AS204281	NG LTD NetX_BG NETX