AS33843 Dr.-Ing. Nepustil & Co. GmbH Internet Service Center Ingenieurgesellschaft fuer Systemsoftware und Kommunikationstechnik

Germany NEPUSTILNET-AS02 RIPE 4 IPv4 prefixes 2 IPv6 prefixes

IPv4 addresses

9,216

IPv6 /48 networks

131,072

RPKI

6 valid0 no ROA

Peers and downstreams

111

Holder

AS name: NEPUSTILNET-AS02
Description: Dr.-Ing. Nepustil & Co. GmbH Internet Service Center Ingenieurgesellschaft fuer Systemsoftware und Kommunikationstechnik
Organisation: Dr.-Ing. Nepustil & Co. GmbH Internet Service Center Ingenieurgesellschaft fuer Systemsoftware und Kommunikationstechnik
Abuse contact: abuse@nepustil.net
Assigned: 2004-08-11
Registered: 2004-08-12
Record last changed: 2024-12-16 13:27 UTC

194.11.170.0/24 45.150.68.0/24 85.236.192.0/19 91.206.46.0/23

AS553	Belwue BELWUE
AS559	SWITCH Switch
AS680	Verein zur Foerderung eines Deutschen Forschungsnetzes e.V. DFN
AS1267	WIND TRE S.P.A. ASN-WINDTRE
AS1764	Next Layer Telekommunikationsdienstleistungs- und Beratungs GmbH NEXTLAYER-AS
AS1836	green.ch AG GREEN
AS3212	Telemach Slovenija d.o.o. TELEMACH
AS3214	xTom GmbH XTOM
AS4230	CLARO S.A. AS4230
AS4455	IX Reach Ltd BSO
AS5405	Inter.link GmbH INTERDOTLINK
AS6204	TMRC GROUP SRL ZET-NET
AS6424	EDGOO NETWORKS UNIPESSOAL LDA EDGOO
AS6663	Euroweb Romania S.R.L. TTI-NET
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
AS8359	MTS PJSC MTS
AS8426	Claranet Limited CLARANET-AS
AS8529	Zain Omantel International FZ-LLC OMANTEL-AS
AS8758	Iway AG IWAY
AS8888	xTom Pty Ltd XTOM
AS12502	Dr.-Ing. Nepustil & Co. GmbH Internet Service Center Ingenieurgesellschaft fuer Systemsoftware und Kommunikationstechnik NEPUSTILNET-AS01
AS12577	MMC GmbH MMC-AT-AS
AS12779	IT.Gate S.p.A. ITGATE
AS12859	BIT BV NL-BIT
AS13237	euNetworks GmbH LAMBDANET-AS
AS14630	Invesco Group Services, Inc. INVESCO
AS14840	BR.Digital Telecom AS14840
AS15547	netplus.ch SA NETPLUS
AS15830	Equinix (EMEA) Acquisition Enterprises B.V. Equinix
AS15958	CETIN Ltd. Belgrade CETIN_doo_AS
AS17557	Pakistan Telecommunication Company Limited PKTELECOM-AS-PK
AS17639	Converge ICT Solutions Inc. CONVERGE-AS
AS18106	Viewqwest Pte Ltd VIEWQWEST-SG-AP
AS20485	Joint Stock Company TransTeleCom TRANSTELECOM
AS20562	Broadband Hosting B.V. OPEN-PEERING-AS
AS20764	CJSC RASCOM RASCOM-AS
AS20932	Services Industriels de Geneve SIG-ST
AS21412	UAB "Cgates" CGATES-AS
AS22356	Durand do Brasil Ltda AS22356
AS24482	SG.GS SGGS-AS-AP
AS24766	GBC GmbH Internet Service Center Ingenieurgesellschaft fuer Systemsoftware und Kommunikationstechnik GBCNET-AS01
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
AS29075	IELO-LIAZO SERVICES SAS IELO
AS29140	Hostserver GmbH HOSTSERVER-AS
AS29208	Quantcom, a.s. QUANTCOM-AS
AS29691	Nine Internet Solutions AG NINE
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
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
AS37721	Virtual Technologies & Solutions
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
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
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
AS198385	AlpineDC SA AlpineDC
AS198818	ISP Service eG ISPEG-AS01
AS199524	G-Core Labs S.A. GCORE
AS199938	Netzwerge GmbH NETZWERGE
AS203546	Naegele IT-Service GmbH Naegele-AS
AS205103	Telegraph42 Management GmbH TELEGRAPH-AS
AS205112	PHILUNET GmbH PHILUNET
AS206356	Freifunk Essen e.V. Freifunk-Essen
AS206394	CeGaT GmbH CEGAT
AS210937	Showfom
AS212024	Risson RISSON
AS212483	LEVEL EIGHTY-SIX COMMUNICATIONS LTD level86
AS213151	Christian Elsen CHRISELSEN
AS264409	Huge Solucoes Corporativas Ltda AS264409
AS264479	Turbozone Internet AS264479

Upstream graph

Upstreams and their upstreams, from BGP paths

Network health

Grade A · 90/100

pass	Prefixes covered by valid ROAs 6 of 6 announced prefixes are RPKI valid.	25/25
pass	No RPKI invalid announcements None of the announcements is RPKI invalid.	10/10
pass	Announces IPv6 2 IPv6 prefixes.	15/15
pass	More than one upstream 5 upstreams seen in BGP.	10/10
pass	Working abuse contact abuse@nepustil.net 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 2024-12-16.	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/33843"><img src="https://ip-fd.net/badge/asn/33843/health.svg" alt="AS33843 network health on IP-FD.net"></a>

Markdown

[![AS33843 network health](https://ip-fd.net/badge/asn/33843/health.svg)](https://ip-fd.net/asn/33843)

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

Routing changes

Last 30 days

2026-10-04 17:57 UTC	Neighbour gone	AS209823	peer
2026-10-04 17:57 UTC	Neighbour gone	AS52320	peer
2026-10-04 17:57 UTC	Neighbour gone	AS31027	peer
2026-10-04 17:57 UTC	New neighbour	AS8888	peer
2026-10-04 17:57 UTC	New neighbour	AS264479	peer
2026-10-04 17:57 UTC	Relationship changed	AS8758	upstream to peer
2026-10-04 17:57 UTC	Relationship changed	AS8359	upstream to peer
2026-10-04 17:57 UTC	Relationship changed	AS8298	upstream to peer
2026-10-04 17:57 UTC	Relationship changed	AS8218	upstream to peer
2026-10-04 17:57 UTC	Relationship changed	AS7713	upstream to peer
2026-10-04 17:57 UTC	Relationship changed	AS7195	upstream to peer
2026-10-04 17:57 UTC	New neighbour	AS6797	peer
2026-10-04 17:57 UTC	Relationship changed	AS6663	upstream to peer
2026-10-04 17:57 UTC	Relationship changed	AS6204	upstream to peer
2026-10-04 17:57 UTC	New neighbour	AS6057	upstream
2026-10-04 17:57 UTC	Relationship changed	AS60171	upstream to peer
2026-10-04 17:57 UTC	Relationship changed	AS5405	upstream to peer
2026-10-04 17:57 UTC	Relationship changed	AS48362	upstream to peer
2026-10-04 17:57 UTC	Relationship changed	AS4455	upstream to peer
2026-10-04 17:57 UTC	New neighbour	AS4230	peer
2026-10-04 17:57 UTC	Relationship changed	AS41327	upstream to peer
2026-10-04 17:57 UTC	Relationship changed	AS39351	upstream to peer
2026-10-04 17:57 UTC	Relationship changed	AS37468	upstream to peer
2026-10-04 17:57 UTC	Relationship changed	AS37100	upstream to peer
2026-10-04 17:57 UTC	Relationship changed	AS35625	upstream to peer
2026-10-04 17:57 UTC	Relationship changed	AS35280	upstream to peer
2026-10-04 17:57 UTC	Relationship changed	AS34927	upstream to peer
2026-10-04 17:57 UTC	Relationship changed	AS34177	upstream to peer
2026-10-04 17:57 UTC	Relationship changed	AS34019	upstream to peer
2026-10-04 17:57 UTC	Relationship changed	AS33891	upstream to peer
2026-10-04 17:57 UTC	Relationship changed	AS29691	upstream to peer
2026-10-04 17:57 UTC	Relationship changed	AS29208	upstream to peer
2026-10-04 17:57 UTC	Relationship changed	AS28716	upstream to peer
2026-10-04 17:57 UTC	Relationship changed	AS264409	upstream to peer
2026-10-04 17:57 UTC	Relationship changed	AS25091	upstream to peer
2026-10-04 17:57 UTC	Relationship changed	AS24961	upstream to peer
2026-10-04 17:57 UTC	Relationship changed	AS22356	upstream to peer
2026-10-04 17:57 UTC	Relationship changed	AS212024	upstream to peer
2026-10-04 17:57 UTC	Relationship changed	AS20764	upstream to peer
2026-10-04 17:57 UTC	Relationship changed	AS20562	upstream to peer
2026-10-04 17:57 UTC	Relationship changed	AS205103	upstream to peer
2026-10-04 17:57 UTC	Relationship changed	AS20485	upstream to peer
2026-10-04 17:57 UTC	Relationship changed	AS1836	upstream to peer
2026-10-04 17:57 UTC	Relationship changed	AS1764	upstream to peer
2026-10-04 17:57 UTC	New neighbour	AS17557	peer
2026-10-04 17:57 UTC	Relationship changed	AS15958	upstream to peer
2026-10-04 17:57 UTC	New neighbour	AS15830	peer
2026-10-04 17:57 UTC	Relationship changed	AS14840	upstream to peer
2026-10-04 17:57 UTC	Relationship changed	AS137409	upstream to peer
2026-10-04 17:57 UTC	Relationship changed	AS12779	upstream to peer
2026-10-04 17:57 UTC	Relationship changed	AS1267	upstream to peer
2026-10-04 17:57 UTC	Relationship changed	AS12577	upstream to peer

WHOIS

aut-num:        AS33843
as-name:        NEPUSTILNET-AS02
org:            ORG-DNCG1-RIPE
remarks:        Global BGP announcing / config:
remarks:        We are announcing about 50 prefixes. Please set your max-prefix filter to 100.
remarks:        We are filtering more specific incoming prefix-lists < /24.
remarks:        If there are any problems with PI connectivity - please contact us.
remarks:        If there are BGP session problems - please contact our NOC:
remarks:        peering@nepustil.net
remarks:        ip upstreams:
remarks:        Stuttgart-IX, STR - DE
remarks:        DECIX, FRA - DE
remarks:        -------------------------
remarks:        -------------------------
remarks:        BGP feed
remarks:        -------------------------
remarks:        -------------------------
remarks:        IPv6 peering and Upstreams
remarks:        -------------------------
remarks:        Avaible upstream / peering / access points :
remarks:        Zettachring 10, Stuttgart, Germany (EUNetworks POP)
remarks:        Zettachring 10a, Stuttgart, Germany (Plusline POP)
remarks:        Zettachring 10a, Stuttgart, Germany (Nepustil POP)
remarks:        Wiesenhuettenplatz 26, Frankfurt, Germany
remarks:        Kleyerstr. 90, Frankfurt, Germany
remarks:        Kleyerstr. 79, Frankfurt, Germany
remarks:        Mainzer Landstr. 351, Frankfurt, Germany
remarks:        Hanauerlandstr. 302 and 304 (IX), Frankfurt, Germany
remarks:        Peering requests please send email to peering@nepustil.net.
remarks:        -------------------------
remarks:        IPv4 Communities readable by customers:
remarks:        --------------------------
remarks:        33843:100 - Prefixes recieved from Stuttgart, S-IX
remarks:        33843:110 - Prefixes recieved from Nepustil customer
remarks:        33843:300 - Prefixes recieved from Frankfurt, DE-CIX
remarks:        33843:333 - Prefixes recieved from Frankfurt, DTAG Interxion
remarks:        33843:340 - Prefixes recieved from Frankfurt, Kleyrex
remarks:        33843:530 - Prefixes recieved from Stuttgart, Arelion
remarks:        33843:334 - Prefixes recieved from Stuttgart, DTAG
remarks:        -------------------------
remarks:        IPv6 Communities readable by customers:
remarks:        --------------------------
remarks:        33843:551 - Prefixes recieved from Frankfurt, DE-CIX
remarks:        --------------------------
remarks:        IPv4 Communities sendable by customers:
remarks:        --------------------------
remarks:        33843:5369n - n x prepend to DTAG Frankfurt,DE (n max 3)
remarks:        33843:5570n - n x prepend to Arelion Stuttgart,DE (n max 3)
remarks:        33843:5269n - n x prepend to DECIX Frankfurt, DE (n max 3)
remarks:        33843:5170n - n x prepend to S-IX Stuttgart, DE (n max 3)
remarks:        33843:9999 - Blackhole Community in case of DDOS Attacks
remarks:        --------------------------
remarks:        FOR ABUSE - please contact abuse@nepustil.net with more information
remarks:        --------------------------
admin-c:        UN5
admin-c:        KJ2-RIPE
tech-c:         KJ2-RIPE
status:         ASSIGNED
mnt-by:         RIPE-NCC-END-MNT
mnt-by:         NEPUSTIL-NET-MNT
created:        2004-08-12T15:35:36Z
last-modified:  2024-12-16T13:27:29Z
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/33843

const res = await fetch('https://ip-fd.net/api/v1/asn/33843', {
  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/33843', headers={'X-API-Key': 'YOUR_KEY'}, timeout=10)
r.raise_for_status()
print(r.json())

<?php
$ch = curl_init('https://ip-fd.net/api/v1/asn/33843');
curl_setopt($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/33843", 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.

AS1299	Arelion Sweden AB TWELVE99
AS3320	Deutsche Telekom AG DTAG
AS6057	Administracion Nacional de Telecomunicaciones AS6057
AS6939	Hurricane Electric LLC HURRICANE
AS34549	meerfarbig GmbH & Co. KG MEER-AS

AS12374	LF.net Netzwerksysteme GmbH LFNET-AS01
AS12502	Dr.-Ing. Nepustil & Co. GmbH Internet Service Center Ingenieurgesellschaft fuer Systemsoftware und Kommunikationstechnik NEPUSTILNET-AS01
AS24766	GBC GmbH Internet Service Center Ingenieurgesellschaft fuer Systemsoftware und Kommunikationstechnik GBCNET-AS01
AS198818	ISP Service eG ISPEG-AS01
AS203546	Naegele IT-Service GmbH Naegele-AS
AS206394	CeGaT GmbH CEGAT