View

If you are scraping this block for the prefixes that a AS originates, please use the data dumps in https://bgp.tools/kb/api and cache them

	Prefix	Description
	5.57.24.0/24	-
	5.57.25.0/24	CONSORCIO DE TELECOMUNICACIONES AVANZADA S.A.
	5.57.26.0/24	-
	5.57.27.0/24	CONSORCIO DE TELECOMUNICACIONES AVANZADA S.A.
	5.57.28.0/22	CONSORCIO DE TELECOMUNICACIONES AVANZADA S.A.
	185.197.48.0/22	CONSORCIO DE TELECOMUNICACIONES AVANZADA S.A.
	2a0a:6280::/29	CONSORCIO DE TELECOMUNICACIONES AVANZADA S.A.

---

Network Policy

Click here to learn more about what this graph means and what makes up a network policy Global Aggregation Policy loving_benz Policy sharp_shockley Policy laughing_wescoff

Chart Display Options

Display links using non straight lines

Prefixes in selected policy

Load all prefixes in policy

---

How are upstreams and downstreams calculated?

Upstreams

	ASN	Description	IPv4	IPv6
	AS1299	Arelion (fka. Telia Carrier)	✔	✘
	AS12479	Orange Espagne SA	✔	✔

---

Peers

	ASN	Description	IPv4	IPv6
	AS1299	Arelion (fka. Telia Carrier)	✔	✘
	AS12479	Orange Espagne SA	✔	✔
	AS6939	Hurricane Electric LLC	✔	✔
	AS202054	GRUPO SYS4NET, S.L.	✔	✘
	AS205279	Montel Telecom, S.L.	✔	✘
	AS5405	Inter.link GmbH	✔	✔
	AS137409	GSL Networks Pty LTD	✔	✔
	AS34927	iFog GmbH	✔	✔
	AS6204	INTERKVM HOST SRL	✔	✔
	AS34549	meerfarbig GmbH & Co. KG	✔	✔
	AS33891	Core-Backbone GmbH	✔	✔
	AS25091	IP-Max SA	✔	✔
	AS24940	Hetzner Online GmbH	✔	✔
	AS8218	Zayo Europe	✔	✔
	AS8708	DIGI ROMANIA S.A.	✔	✘
	AS14840	BR.DIGITAL	✔	✔
	AS35625	Eurofiber France SAS	✔	✔
	AS49544	i3D.net B.V	✔	✔
	AS49600	NEAR IP, S.L.	✔	✘
	AS6424	EDGOO NETWORKS	✔	✔
	AS209823	Enki Multimedia EURL	✔	✔
	AS9498	Bharti Airtel Ltd.	✔	✘
	AS2635	Automattic, Inc	✔	✔
	AS24482	SG.GS	✔	✔
	AS4455	IX Reach Ltd	✔	✘
	AS22356	Durand do Brasil Ltda	✔	✔
	AS4230	Claro (Embratel)	✔	✔
	AS56987	ABACLOUDA SAS	✔	✔
	AS37738	HOSTOWEB	✔	✔
	AS60171	AFR-IX TELECOM S.A.	✔	✔
	AS57344	Telehouse EAD	✔	✘
	AS264409	Huge Networks	✔	✘
	AS216392	SERGI GARCIA JIMENEZ	✔	✘
	AS196610	DE-CIX Academy	✔	✘
	AS53062	ALT | GRUPO BRASIL TECPAR	✔	✘
	AS34953	RelAix Networks GmbH	✔	✔
	AS35280	F5 Networks SARL	✘	✔
	AS32590	Valve Corporation	✔	✔
	AS20473	The Constant Company, LLC	✔	✔
	AS34696	MISMELINK NETWORKS, SL	✔	✔
	AS15830	Equinix, Inc.	✔	✘
	AS36236	NetActuate, Inc	✔	✔
	AS42473	Anexia Cloud Solutions GmbH	✔	✔
	AS15169	Google LLC	✔	✘
	AS209179	AfriCloud LLC	✔	✘
	AS25160	Vorboss Limited	✔	✔
	AS207336	Netassist SL	✘	✔
	AS54309	NEGU	✔	✘
	AS28283	Adyl Telecom	✔	✔
	AS202673	Ohz Digital S.L.	✔	✘
	AS13030	Init7 (Switzerland) Ltd.	✘	✔
	AS8772	NetAssist LLC	✘	✔
	AS49121	Infinity Telecom, s.r.o.	✘	✔
	AS47927	WIFIWEB s.r.l.	✘	✔
	AS6057	Administracion Nacional de Telecomunicaciones	✘	✔
	AS37721	Virtual Technologies & Solutions	✘	✔

---

Downstreams

	ASN	Description	IPv4	IPv6
	AS202054	GRUPO SYS4NET, S.L.	✔	✘
	AS205279	Montel Telecom, S.L.	✔	✘

aut-num:        AS199434
as-name:        COTA-AS
org:            ORG-CTAS4-RIPE
remarks:        =======================================================
remarks:        IPv6
remarks:        =======================================================
mp-import:      afi ipv6.unicast from AS48793 accept ANY
mp-export:      afi ipv6.unicast to AS48793 announce AS-COTA
mp-import:      afi ipv6.unicast from AS12715 accept ANY
mp-export:      afi ipv6.unicast to AS12715 announce AS-COTA
mp-import:      afi ipv6.unicast from AS1299 accept ANY
mp-export:      afi ipv6.unicast to AS1299 announce AS-COTA
remarks:
remarks:        =======================================================
remarks:        IPv4
remarks:        =======================================================
import:         from AS1299 accept ANY
export:         to AS1299 announce AS-COTA
import:         from AS12715 accept ANY
export:         to AS12715 announce AS-COTA
import:         from AS48793 accept ANY
export:         to AS48793 announce AS-COTA
import:         from AS29119 accept ANY
export:         to AS29119 announce AS-COTA
import:         from AS199435 accept ANY
export:         to AS199435 announce AS-COTA
import:         from AS209803 accept AS209803
export:         to AS209803 announce ANY
import:         from AS205279 accept AS205279
export:         to AS205279 announce ANY
import:         from AS202054 accept AS202054
export:         to AS202054 announce ANY
remarks:
remarks:        =======================================================
remarks:        Peering Policy
remarks:        =======================================================
remarks:        COTA has an OPEN PEERING POLICY. Peering request, please contact:
remarks:        peering [at] cotatelecom [dot] com
remarks:
remarks:        =======================================================
remarks:        For SPAM, Net Abuse, Intrusion and Security Issues. Please Contact:
remarks:        abuse [at] cotatelecom [dot] com
remarks:        =======================================================
admin-c:        DUMY-RIPE
tech-c:         DUMY-RIPE
status:         ASSIGNED
mnt-by:         RIPE-NCC-END-MNT
mnt-by:         MNT-COTA
created:        2013-01-22T09:42:23Z
last-modified:  2025-07-24T09:20:04Z
source:         RIPE
remarks:        ****************************
remarks:        * THIS OBJECT IS MODIFIED
remarks:        * Please note that all data that is generally regarded as personal
remarks:        * data has been removed from this object.
remarks:        * To view the original object, please query the RIPE Database at:
remarks:        * http://www.ripe.net/whois
remarks:        ****************************


organisation:   ORG-CTAS4-RIPE
org-name:       CONSORCIO DE TELECOMUNICACIONES AVANZADA S.A.
country:        ES
org-type:       LIR
address:        Dummy address for ORG-CTAS4-RIPE
# Email removed, Log into bgp.tools to see whois emails
abuse-c:        AR14902-RIPE
mnt-ref:        MNT-COTA
mnt-ref:        RIPE-NCC-HM-MNT
mnt-by:         RIPE-NCC-HM-MNT
mnt-by:         MNT-COTA
created:        2012-05-09T11:23:07Z
last-modified:  2020-12-16T13:27:39Z
source:         RIPE
remarks:        ****************************
remarks:        * THIS OBJECT IS MODIFIED
remarks:        * Please note that all data that is generally regarded as personal
remarks:        * data has been removed from this object.
remarks:        * To view the original object, please query the RIPE Database at:
remarks:        * http://www.ripe.net/whois
remarks:        ****************************

Last Update: 2025-12-26T03:24:43Z UTC

---

Member of the following AS-SETs

-	Member	ASN Count
RIPE	as-servihosting	1140
RIPE	as48793:as-decix-mad-rs	227
RIPE	as-wol-cota	8
RIPE	as-ono-ups	301
RIPE	as48793:as-decix-mad-rs-v6	228
RIPE	as-cota	5
RIPE	as48793:as-decix-mad-connected	228
RIPE	as-codinet	123
RIPE	as-aunanet	298