AS207790 SWN Stadtwerke Neumuenster GmbH

Germany SWNNMS RIPE 9 IPv4 prefixes 1 IPv6 prefix

IPv4 addresses

146,432

IPv6 /48 networks

524,288

RPKI

8 valid2 no ROA

Peers and downstreams

130

Holder

AS name: SWNNMS
Description: SWN Stadtwerke Neumuenster GmbH
Organisation: SWN Stadtwerke Neumuenster GmbH
Registered in: Neumünster, Germany
Abuse contact: abuse@swnnet.de
Assigned: 2019-11-21
Registered: 2019-11-22
Record last changed: 2025-11-25 17:05 UTC

185.12.88.0/22 194.97.96.0/19 62.197.0.0/20 62.197.16.0/21 89.56.0.0/16 89.57.0.0/18 89.57.128.0/18 89.57.192.0/18 89.57.64.0/18

AS553	Belwue BELWUE
AS559	SWITCH Switch
AS680	Verein zur Foerderung eines Deutschen Forschungsnetzes e.V. DFN
AS1103	SURF B.V. SURFNET-NL
AS1140	Stichting Internet Domeinregistratie Nederland SIDN
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
AS3214	xTom GmbH XTOM
AS3333	Reseaux IP Europeens Network Coordination Centre (RIPE NCC) RIPE-NCC-AS
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
AS6695	DE-CIX Management GmbH DECIX-AS
AS6777	Amsterdam Internet Exchange B.V. AMS-IX-RS
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
AS8220	COLT Technology Services Group Limited COLT
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
AS9044	BSE Software GmbH SOLNET
AS12637	SEEWEB s.r.l. SEEWEB
AS12779	IT.Gate S.p.A. ITGATE
AS12859	BIT BV NL-BIT
AS12969	Ljosleidarinn ehf Vodafone_Iceland
AS13237	euNetworks GmbH LAMBDANET-AS
AS14630	Invesco Group Services, Inc. INVESCO
AS14840	BR.Digital Telecom AS14840
AS14907	Wikimedia Foundation Inc. WIKIMEDIA
AS15547	netplus.ch SA NETPLUS
AS15605	Connesi s.p.a. CONNESI
AS15802	Emirates Integrated Telecommunications Company PJSC DU-AS1
AS17639	Converge ICT Solutions Inc. CONVERGE-AS
AS18106	Viewqwest Pte Ltd VIEWQWEST-SG-AP
AS20485	Joint Stock Company TransTeleCom TRANSTELECOM
AS20764	CJSC RASCOM RASCOM-AS
AS20766	Association "Gitoyen" GITOYEN-MAIN-AS
AS20932	Services Industriels de Geneve SIG-ST
AS21412	UAB "Cgates" CGATES-AS
AS24482	SG.GS SGGS-AS-AP
AS24889	Monzoon Networks AG MONZOON-AS
AS24961	WIIT AG MYLOC-AS
AS25091	IP-Max SA IP-Max
AS25160	Vorboss Limited VORBOSS
AS25220	equada network GmbH GLOBALNOC-AS
AS28716	Retelit Digital Services S.p.A. RETELIT-AS
AS28917	Fiord Networks, UAB Fiord-AS
AS29075	IELO-LIAZO SERVICES SAS IELO
AS29140	Hostserver GmbH HOSTSERVER-AS
AS29208	Quantcom, a.s. QUANTCOM-AS
AS29691	Nine Internet Solutions AG NINE
AS30844	Liquid Telecommunications Ltd LIQUID-AS
AS31510	Innsbrucker Kommunalbetriebe AG IKB-AS
AS33891	Core-Backbone GmbH CORE-BACKBONE
AS34019	Hivane Association HIVANE
AS34177	Celeste SAS CELESTE-AS
AS34288	Kantonsschule Zug AS34288
AS34800	Securebit AG SBAG
AS34927	iFog GmbH iFog-GmbH
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
AS37497	Network Platforms (PTY) LTD
AS37721	Virtual Technologies & Solutions
AS39122	Blacknight Internet Solutions Limited BLACKNIGHT-AS
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
AS48185	team.blue NV team_blue
AS48362	Tkswf TKSWF-AS
AS48919	UACITY Ltd. UA-CITY-AS
AS49544	i3D.net B.V i3Dnet
AS49605	Digital Telecommunication Services S.r.l. DTS-AS
AS50300	CustodianDC Limited CUSTDC
AS50673	Serverius Holding B.V. Serverius-as
AS50763	Robert McKay MCKAYCOM
AS51184	Fonira Telekom GmbH FONIRA
AS51185	MainStreaming SpA MAINSTREAMING-AS
AS51873	Arcade Solutions AG AS-ARCADE
AS56655	Gigahost AS GIGAHOST
AS56987	ABACLOUDA SAS AS-ABACLOUDA
AS57777	Jeroen Massar MASSAR
AS58057	Securebit AG SECUREBIT
AS58299	Openfactory GmbH OPENFACTORY-AS
AS60171	AFR-IX TELECOM S.A. AFRIX-AS
AS61049	Exascale Ltd EXASCALE
AS61573	IP TELECOM AS61573
AS64475	Freifunk Frankfurt am Main e.V. FREIFUNK-FRANKFURT
AS137409	GSL Networks Pty LTD GSLNETWORKS-AS-AP
AS142271	EWS DS Networks Inc DOUBLESQUARE-AS-AP
AS198150	SIACOM JSC SIACOM-AS
AS198249	Ops One AG OPSONE
AS198385	AlpineDC SA AlpineDC
AS199524	G-Core Labs S.A. GCORE
AS199938	Netzwerge GmbH NETZWERGE
AS205103	Telegraph42 Management GmbH TELEGRAPH-AS
AS205112	PHILUNET GmbH PHILUNET
AS208342	Stadtwerke Steinburg GmbH SWS
AS209823	Enki Multimedia EURL ENKI-AS
AS210937	Showfom
AS211645	SERVICE plus GmbH SPG
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
AS271253	LINK BRASIL TELECOMUNICACOES LTDA AS271253

Upstream graph

Upstreams and their upstreams, from BGP paths

Network health

Grade B · 85/100

partly	Prefixes covered by valid ROAs 8 of 10 announced prefixes are RPKI valid, 2 have no ROA.	20/25
pass	No RPKI invalid announcements None of the announcements is RPKI invalid.	10/10
pass	Announces IPv6 1 IPv6 prefix.	15/15
pass	More than one upstream 5 upstreams seen in BGP.	10/10
pass	Working abuse contact abuse@swnnet.de 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 2025-11-25.	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/207790"><img src="https://ip-fd.net/badge/asn/207790/health.svg" alt="AS207790 network health on IP-FD.net"></a>

Markdown

[![AS207790 network health](https://ip-fd.net/badge/asn/207790/health.svg)](https://ip-fd.net/asn/207790)

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

Routing changes

Last 30 days

2026-10-05 03:33 UTC	Neighbour gone	AS52320	peer
2026-10-05 03:33 UTC	Neighbour gone	AS31027	peer
2026-10-05 03:33 UTC	New neighbour	AS8888	peer
2026-10-05 03:33 UTC	New neighbour	AS9044	peer
2026-10-05 03:33 UTC	Relationship changed	AS9002	upstream to peer
2026-10-05 03:33 UTC	Relationship changed	AS8758	upstream to peer
2026-10-05 03:33 UTC	Relationship changed	AS8220	upstream to peer
2026-10-05 03:33 UTC	Relationship changed	AS7713	upstream to peer
2026-10-05 03:33 UTC	Relationship changed	AS7195	upstream to peer
2026-10-05 03:33 UTC	New neighbour	AS6797	peer
2026-10-05 03:33 UTC	Relationship changed	AS6777	upstream to peer
2026-10-05 03:33 UTC	Relationship changed	AS6695	upstream to peer
2026-10-05 03:33 UTC	Relationship changed	AS6663	upstream to peer
2026-10-05 03:33 UTC	Relationship changed	AS6204	upstream to peer
2026-10-05 03:33 UTC	Relationship changed	AS61049	upstream to peer
2026-10-05 03:33 UTC	New neighbour	AS6057	peer
2026-10-05 03:33 UTC	Relationship changed	AS60171	upstream to peer
2026-10-05 03:33 UTC	Relationship changed	AS56655	upstream to peer
2026-10-05 03:33 UTC	Relationship changed	AS5405	upstream to peer
2026-10-05 03:33 UTC	Relationship changed	AS50673	upstream to peer
2026-10-05 03:33 UTC	Relationship changed	AS48362	upstream to peer
2026-10-05 03:33 UTC	Relationship changed	AS4455	upstream to peer
2026-10-05 03:33 UTC	New neighbour	AS4230	peer
2026-10-05 03:33 UTC	Relationship changed	AS41327	upstream to peer
2026-10-05 03:33 UTC	Relationship changed	AS39351	upstream to peer
2026-10-05 03:33 UTC	Relationship changed	AS37497	upstream to peer
2026-10-05 03:33 UTC	Relationship changed	AS37468	upstream to peer
2026-10-05 03:33 UTC	Relationship changed	AS37100	upstream to peer
2026-10-05 03:33 UTC	Relationship changed	AS35625	upstream to peer
2026-10-05 03:33 UTC	Relationship changed	AS35280	upstream to peer
2026-10-05 03:33 UTC	Relationship changed	AS34927	upstream to peer
2026-10-05 03:33 UTC	Relationship changed	AS34177	upstream to peer
2026-10-05 03:33 UTC	Relationship changed	AS34019	upstream to peer
2026-10-05 03:33 UTC	New neighbour	AS33891	peer
2026-10-05 03:33 UTC	Relationship changed	AS30844	upstream to peer
2026-10-05 03:33 UTC	Relationship changed	AS29691	upstream to peer
2026-10-05 03:33 UTC	Relationship changed	AS29208	upstream to peer
2026-10-05 03:33 UTC	Relationship changed	AS29075	upstream to peer
2026-10-05 03:33 UTC	Relationship changed	AS28716	upstream to peer
2026-10-05 03:33 UTC	New neighbour	AS264409	peer
2026-10-05 03:33 UTC	Relationship changed	AS25091	upstream to peer
2026-10-05 03:33 UTC	Relationship changed	AS24961	upstream to peer
2026-10-05 03:33 UTC	New neighbour	AS24889	peer
2026-10-05 03:33 UTC	Relationship changed	AS212024	upstream to peer
2026-10-05 03:33 UTC	Relationship changed	AS20766	upstream to peer
2026-10-05 03:33 UTC	Relationship changed	AS20764	upstream to peer
2026-10-05 03:33 UTC	Relationship changed	AS205103	upstream to peer
2026-10-05 03:33 UTC	Relationship changed	AS20485	upstream to peer
2026-10-05 03:33 UTC	Relationship changed	AS1836	upstream to peer
2026-10-05 03:33 UTC	Relationship changed	AS1764	upstream to peer
2026-10-05 03:33 UTC	Relationship changed	AS15802	upstream to peer
2026-10-05 03:33 UTC	Relationship changed	AS14840	upstream to peer
2026-10-05 03:33 UTC	Relationship changed	AS137409	upstream to peer
2026-10-05 03:33 UTC	Relationship changed	AS12779	upstream to peer
2026-10-05 03:33 UTC	Relationship changed	AS1103	upstream to peer

WHOIS

aut-num:        AS207790
as-name:        SWNNMS
org:            ORG-SSNG1-RIPE
admin-c:        STA77-RIPE
tech-c:         STA77-RIPE
status:         ASSIGNED
mnt-by:         RIPE-NCC-END-MNT
mnt-by:         SWN-MNT
created:        2019-11-22T15:09:17Z
last-modified:  2025-11-25T17:05:19Z
source:         RIPE
% 10 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/207790

const res = await fetch('https://ip-fd.net/api/v1/asn/207790', {
  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/207790', headers={'X-API-Key': 'YOUR_KEY'}, timeout=10)
r.raise_for_status()
print(r.json())

<?php
$ch = curl_init('https://ip-fd.net/api/v1/asn/207790');
curl_setopt($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/207790", 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.

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AS13030	Init7 (Switzerland) Ltd. INIT7
AS50629	LWLcom GmbH LWLCOM