AS20811 Retelit Digital Services S.p.A.

Italy BRENNERCOM-AS RIPE 14 IPv4 prefixes 2 IPv6 prefixes

IPv4 addresses

68,096

IPv6 /48 networks

1,048,576

RPKI

16 valid0 no ROA

Peers and downstreams

169

Holder

AS name: BRENNERCOM-AS
Description: Retelit Digital Services S.p.A.
Organisation: Retelit Digital Services S.p.A.
Registered in: Milan, Italy
Abuse contact: abuse@retelit.it
Assigned: 2001-06-05
Registered: 2002-07-02
Record last changed: 2025-07-25 08:39 UTC

109.69.248.0/21 147.189.208.0/24 147.189.209.0/24 185.111.144.0/22 185.6.192.0/22 217.199.0.0/19 37.186.128.0/18 46.234.224.0/19 77.74.112.0/21 84.18.128.0/19 84.18.147.0/24 89.190.160.0/19 93.89.48.0/20 95.171.32.0/19

AS112
AS137	Garr ASGARR
AS1267	WIND TRE S.P.A. ASN-WINDTRE
AS2593	Universita di Padova ASN-VSIX
AS2597	Consiglio Nazionale delle Ricerche CCTLD-IT
AS2906	Netflix Streaming Services Inc. AS-SSI
AS3302	Retelit Digital Services S.p.A. AS-RETELIT-IRIDEOS
AS3303	Swisscom (Schweiz) AG SWISSCOM
AS5392	TELNET S.r.l. TELNET-ITALY
AS6517	LAKENETWORKS LAKENETWORKS-AS
AS6853	ORANGE BUSINESS SERVICES U.S. Inc. ORANGE-BUSINESS-SERVICES-SOUTHEUR
AS8075	Microsoft Corporation MICROSOFT-CORP-MSN-AS-BLOCK
AS8224	Intercom s.r.l. INTERCOM-AS
AS8234	RAI RadioTelevisione Italiana SPA RAI-AS
AS8265	FASTNET S.R.L. FASTNET-BKB-ASN
AS8596	hotze.com GmbH HOTZE-AS
AS8612	Smeraldo S.p.A. TISCALI-IT
AS8816	Metrolink S.R.L. IT-STCOM
AS8968	RETELIT-X S.R.L. BT-Italia
AS9009	M247 Europe SRL M247
AS9137	Uno Communications SpA ASN-UNO
AS9498	BHARTI Airtel Ltd. BBIL-AP
AS12637	SEEWEB s.r.l. SEEWEB
AS12779	IT.Gate S.p.A. ITGATE
AS12835	Trentino Digitale SPA TRENTINODIGITALE-AS
AS12874	Fastweb SpA FASTWEB
AS13030	Init7 (Switzerland) Ltd. INIT7
AS13113	ISI Line srl ISILINE-AS
AS13335	Cloudflare, Inc. CLOUDFLARENET
AS14840	BR.Digital Telecom AS14840
AS15169	Google LLC GOOGLE
AS15605	Connesi s.p.a. CONNESI
AS15830	Equinix (EMEA) Acquisition Enterprises B.V. Equinix
AS16276	OVH SAS OVH
AS16509	Amazon.com, Inc. AMAZON-02
AS20836	CDLAN SpA CDLAN-AS
AS20912	Giuliano Claudio Peritore trading as "Panservice s.a.s. di Cuseo Fabrizio & C." ASN-PANSERVICE
AS20940	Akamai International B.V. AKAMAI-ASN1
AS21056	Vianova S.p.A ASN-WELCOMEITALIA
AS21309	HERABIT S.p.A. CASAWEB-AS
AS22356	Durand do Brasil Ltda AS22356
AS24749	TNET SERVIZI SRL ASIMANTOVA-AS
AS24880	Siav S.p.A. EPRESS-AS
AS24961	WIIT AG MYLOC-AS
AS26415	VeriSign Global Registry Services VERISIGN-INC
AS28999	Siportal S.r.l. SIPORTAL-AS
AS29447	Scaleway SAS TIF-AS
AS29449	ip telecom srl IP-TELECOM-AS
AS30722	Fastweb SpA VODAFONE-IT-ASN
AS30848	UNIDATA S.p.A. IT-TWT-AS
AS31034	Aruba S.p.A. ARUBA-ASN
AS31067	SEAC S.p.A. SEAC-AS
AS31394	nemox.net Informationstechnologie OG NEMOX-NET-AS
AS31510	Innsbrucker Kommunalbetriebe AG IKB-AS
AS31543	myNet GmbH MYNET-AS
AS31638	Lepida S.c.p.A. ASN-LEPIDA
AS32787	Akamai Technologies, Inc. PROLEXIC-TECHNOLOGIES-DDOS-MITIGATION-NETWORK
AS32934	Facebook, Inc. FACEBOOK
AS34347	HALLAG Kommunal GmbH CITYNET-AT-AS
AS34606	B.B.Bell SPA ASN-BBBELL
AS34927	iFog GmbH iFog-GmbH
AS34971	CDLAN SpA PDDA-AS
AS35574	SED Multitel s.r.l. BrightstarLottery
AS39120	Convergenze S.p.A. CONVERGENZE-AS
AS39657	Comeser S.r.l. Comeser-AS
AS41095	IPTP LTD IPTP
AS41327	Fiber Telecom S.p.A. FIBERTELECOM-AS
AS41720	REVOLUTION PROVIDER SRL NAVIGABENE
AS43141	Associazione SWISS INNOVATIVE ARTS & TECHNOLOGIES INSTITUTE (SIATI) Swiss_Innovative_Arts_and_Technologies_Institute
AS43989	Ehinet Srl EHIWEB
AS44241	Infranet S.p.A. INFRANET-AS
AS44512	KONVERTO SPA KONVERTO-AS
AS44513	Optima Italia S.p.A. OPTIMA
AS47152	Francesco Ascione trading as FIBERSIX Fibersix
AS47217	Planetel SPA PLANETEL-SPA
AS47254	Wi-Fi Communication S.r.l. WFC-AS
AS47408	Mandarin S.p.A. MANDARIN-AS
AS47927	WIFIWEB s.r.l. WIFIWEB
AS48362	Tkswf TKSWF-AS
AS48634	R.T.I. SPA RTI_SPA
AS49088	TELMEKOM SRL TELMEKOM-AS
AS49265	Cooperativa Sociale Galileo A.r.l. csgalileo
AS49544	i3D.net B.V i3Dnet
AS49605	Digital Telecommunication Services S.r.l. DTS-AS
AS49709	Videobyte S.r.l. VIDEOBYTE
AS50112	Fub FUB-AS
AS50178	Limitis s.r.l. LIMITIS-AS
AS50316	Net Global Srl NET_GLOBAL_SRL
AS50877	Airbeam S.r.l. AIRBEAM-AS
AS51185	MainStreaming SpA MAINSTREAMING-AS
AS51265	Mass Response Service GmbH MASSRESPONSE-AS
AS51333	Arcolink Telecomunicazioni S.r.l. ARCOLINK-ASN
AS51344	IDM Suedtirol Alto Adige IDMSUEDTIROL-AS
AS51580	TIMENET SPA TIMENET-AS
AS52025	ParadoxNetworks Limited PARADOXNETWORKS-LIMITED
AS54113	Fastly, Inc. FASTLY
AS56346	Leitner S.P.A. LEITNER-AS
AS56472	Ampersand Srl AMPERSAND-AS
AS56488	Eis S.r.l. EISIT
AS56786	NEXIM ITALIA SRL NEXIM
AS56911	Warian S.R.L. ASN-WARIAN
AS57043	HOSTKEY B.V. HOSTKEY-AS
AS57111	NOVA NETWORKS S.R.L. ALTITUD
AS57264	OPTICONN SRL OPTICONN-IT
AS57344	Telehouse EAD TELEHOUSE-AS
AS57463	NetIX Communications JSC NetIX
AS57469	Swb-Apb SWB-APB-AS
AS57913	ToscanaTLC s.r.l. toscanatlc
AS58082	Messagenet S.p.A. AS-MESSAGENET
AS59419	Sidera ICTease S.r.l. SIDERA-AS
AS59900	Balkan Internet Exchange Ltd Balkan-Internet-Exchange
AS59919	Brainbox S.r.l. BRAINBOX
AS60068	Datacamp Limited CDN77
AS60501	Sirius Technology SRL SIRIUSTEC-IT
AS60798	Servereasy Srl ASSERVEREASY
AS60975	PARVATI SRL PARVATI
AS62275	S.R.L. NHM NHM
AS63023	GTHost AS-GLOBALTELEHOST
AS64445	NetJoin srl AS-NETJOIN
AS139341	ACE ACE-AS-AP
AS197506	Level7 s.r.l. LEVEL7-AS
AS198150	SIACOM JSC SIACOM-AS
AS198399	FASTCON srl FASTCON-AS
AS199181	Orakom S.r.l. Orakom
AS199947	Nexusway srl Nexusway
AS200043	CESENA NET S.R.L. Cesena-net-srl
AS200424	Alessandro Coratelli trading as CODEMA CODEMA
AS200497	WAVECOM SRL WAVECOM
AS201333	Naquadria S.R.L. NAQUADRIA-AS
AS201470	HALLAG Kommunal GmbH CITYNET-AT-2-AS
AS202032	GOLINE SA GOLINE
AS202709	NetoIP.com srl NETOIP
AS203462	NOVACONN SRL asnovaconn
AS203847	Marconi Solutions Srls MARCONISOLUTIONS
AS204326	GATE T1 SRL firstAS-gatet1
AS204471	2S Computers SRL KARSOLINK
AS205099	DOLOMITES NETWORK S.R.L. dolomitesnetwork-as
AS207146	Netikom SRL netikom-as
AS208171	CSO S.r.l.s. CSO-SRLS
AS208437	HyperBit SRLs HYPERBIT-AS
AS209902	RAI WAY S.P.A. RAIWAY
AS211360	FEDERICO BOVE trading as HATHOST AS-HATHOST
AS211723	Itpnet ITPNET-AS
AS212483	LEVEL EIGHTY-SIX COMMUNICATIONS LTD level86
AS212602	CONNECTLIFE SPA CONNECTLIFE
AS212751	Onorato Massimiliano trading as MAXIDEA SAS maxidea
AS212895	Route64_Org ROUTE64_ORG
AS213123	ALPERIA SPA ALPERIASPA
AS213260	cwnet s.r.l. CWNET-AS
AS213791	XeniaGroup SRL XeniaGroup-SRL
AS215248	Bastiaan Mathijs Brink BastiaanBrink
AS216265	ARISTO NETWORKS LTD ARISTO-NET
AS216309	InvisionTech Group S.r.l. INVISIONTECH-GROUP-SRL
AS263444	Open X Tecnologia Ltda AS263444
AS264409	Huge Solucoes Corporativas Ltda AS264409
AS396986	Bytedance Inc. BYTEDANCE

Upstream graph

Upstreams and their upstreams, from BGP paths

Network health

Grade A · 90/100

pass	Prefixes covered by valid ROAs 16 of 16 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 3 upstreams seen in BGP.	10/10
pass	Working abuse contact abuse@retelit.it 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 2025-07-25.	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/20811"><img src="https://ip-fd.net/badge/asn/20811/health.svg" alt="AS20811 network health on IP-FD.net"></a>

Markdown

[![AS20811 network health](https://ip-fd.net/badge/asn/20811/health.svg)](https://ip-fd.net/asn/20811)

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

Routing changes

Last 30 days

2026-10-04 10:34 UTC	Neighbour gone	AS208244	peer
2026-10-04 10:34 UTC	Neighbour gone	AS207594	peer
2026-10-04 10:34 UTC	Neighbour gone	AS201602	peer
2026-10-04 10:34 UTC	Neighbour gone	AS44092	peer
2026-10-04 10:34 UTC	Neighbour gone	AS35617	peer
2026-10-04 10:34 UTC	Neighbour gone	AS5394	peer
2026-10-04 10:34 UTC	New neighbour	AS51265	peer
2026-10-04 10:34 UTC	Relationship changed	AS9498	upstream to peer
2026-10-04 10:34 UTC	Relationship changed	AS9009	upstream to peer
2026-10-04 10:34 UTC	Relationship changed	AS48362	upstream to peer
2026-10-04 10:34 UTC	Relationship changed	AS3303	upstream to peer
2026-10-04 10:34 UTC	Relationship changed	AS31543	upstream to peer
2026-10-04 10:34 UTC	Relationship changed	AS264409	upstream to peer
2026-10-04 10:34 UTC	Relationship changed	AS263444	upstream to peer
2026-10-04 10:34 UTC	Relationship changed	AS24961	upstream to peer
2026-10-04 10:34 UTC	Relationship changed	AS22356	upstream to peer
2026-10-04 10:34 UTC	Relationship changed	AS14840	upstream to peer
2026-10-04 10:34 UTC	Relationship changed	AS13030	upstream to peer

WHOIS

aut-num:        AS20811
as-name:        BRENNERCOM-AS
remarks:        
remarks:        -------------------------------------------------------
remarks:        Customers
remarks:        -------------------------------------------------------
remarks:        
remarks:        
remarks:        -------------------------------------------------------
remarks:        transits
remarks:        -------------------------------------------------------
remarks:        
remarks:        
remarks:        -------------------------------------------------------
remarks:        private peers
remarks:        -------------------------------------------------------
remarks:        
remarks:        
remarks:        -------------------------------------------------------
remarks:        public peers at MIX
remarks:        -------------------------------------------------------
remarks:        
remarks:        
remarks:        
remarks:        -------------------------------------------------------
remarks:        Note that documention of peers in this aut-num is best-effort only
remarks:        -------------------------------------------------------
remarks:        
org:            ORG-ES264-RIPE
admin-c:        BRA7-RIPE
tech-c:         BRA7-RIPE
status:         ASSIGNED
mnt-by:         EPLANET-MNT
mnt-by:         RIPE-NCC-END-MNT
created:        2002-07-02T15:21:15Z
last-modified:  2025-07-25T08:39:15Z
source:         RIPE
% 208 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/20811

const res = await fetch('https://ip-fd.net/api/v1/asn/20811', {
  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/20811', headers={'X-API-Key': 'YOUR_KEY'}, timeout=10)
r.raise_for_status()
print(r.json())

<?php
$ch = curl_init('https://ip-fd.net/api/v1/asn/20811');
curl_setopt($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/20811", 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.

AS6939	Hurricane Electric LLC HURRICANE
AS9002	RETN Limited RETN-AS
AS28716	Retelit Digital Services S.p.A. RETELIT-AS

AS12654	Reseaux IP Europeens Network Coordination Centre (RIPE NCC) RIPE-NCC-RIS-AS
AS31067	SEAC S.p.A. SEAC-AS
AS44241	Infranet S.p.A. INFRANET-AS
AS49265	Cooperativa Sociale Galileo A.r.l. csgalileo
AS50178	Limitis s.r.l. LIMITIS-AS
AS51344	IDM Suedtirol Alto Adige IDMSUEDTIROL-AS
AS56346	Leitner S.P.A. LEITNER-AS
AS57469	Swb-Apb SWB-APB-AS
AS59419	Sidera ICTease S.r.l. SIDERA-AS
AS205099	DOLOMITES NETWORK S.R.L. dolomitesnetwork-as
AS207146	Netikom SRL netikom-as
AS211723	Itpnet ITPNET-AS
AS213123	ALPERIA SPA ALPERIASPA