Autonomous system
AS41721 CARTAGON
Hosting RIPE Enterprise
Summary
Cartagon Cloud SL
business cloud enterprise
The AS handle CARTAGON is held by Cartagon Cloud SL.
What it's used for
- The address space carries enterprise and cloud infrastructure, evidenced by the netname
ES-CARTAGON-20061011and registrant "Cartagon Cloud SL". - The AS announces 7,936 IPv4 addresses across 5 prefixes in Spain, with only 2 observed neighbours, indicating a small-scale business or cloud provider rather than a transit or large access network.
- Traffic from this AS consists of web and API endpoints for the company's cloud services, as Cartagon Cloud SL operates as an enterprise cloud provider.
Notable
- All registrants for the announced prefixes agree with the announcer, listing "Admin Cartagon" and "Cartagon Cloud SL".
- The address inventory is a contiguous block within the 85.238.0.0/16 range, subdivided into five prefixes of varying sizes.
This description is AI-generated, best-effort context — not authoritative, and provided without any guarantee of accuracy. Source, and how to suggest an edit.
Interconnection
Peering at a glance
Internet exchanges
Recorded at 1 exchange in 1 country, largest first.
| Exchange | Location | Their address |
|---|---|---|
| DE-CIX Madrid | Madrid, Spain | 185.1.192.39 |
Exchange presence is recorded rather than inferred: the directory collected by Packet Clearing House (https://www.pch.net/ixp/data) on 2026-10-19, licensed CC BY-NC-SA 3.0. Transit is inferred from observed BGP paths, never declared by either party.
Address space
Summary
IPv4 5 prefixes · 7.94K addresses IPv6 0 prefixes
| Country | Name | Prefixes |
|---|---|---|
| ES | Spain | 5 |
Registry
Allocation record
- Registry
- RIPE
- Handle
AS41721- Registry name
- CARTAGON
- Registrant
- CARTAGON-MNT
- Abuse contact
- ripe@cartagon.com
- Registered
- 2006-10-13
- Last changed
- 2019-06-06
- Allocation
- allocated
Declared
PeeringDB profile
- Name
- CARTAGON AX CLOUD S.L.
- Also known as
- Cartagon
- Network type
- Enterprise
- Scope
- Regional
- Traffic ratio
- Balanced
- Peering policy
- Open
- IRR as-set
AS-50926- Facilities
- 2 facilities
- Website
- https://www.cartagon.com/
PeeringDB records are maintained by the network operator and are not independently verified. Treat them as a statement of intent rather than of fact. For the observed and recorded view, see peering, which lists the exchanges Packet Clearing House has a port on file for.
Routing security
RPKI and IRR
- RPKI
- 0% valid · 0 valid, 31 with no ROA
- ROAs
- 0 authorising AS41721
- ASPA
- no ASPA record
- IRR
- 100% registered · 31 of 31 announcements
- Route objects
- 32 naming AS41721
Reputation
Classification and threat
Hosting Datacenter or cloud provider. Addresses are servers, not people.
Spamhaus DROP
Not on ASN-DROP The network as a whole is not listed.
No DROP prefixes None of its announced space is on the DROP prefix list.
Spamhaus DROP ("Don't Route Or Peer") lists space and networks run by, or hijacked for, spam and cybercrime operations: 442 networks and 1,783 prefixes, as published 2026-10-20. A short, high-confidence list, so a match is worth taking seriously, and absence from it says little on its own.
FBI IC3
No IC3 indicators Nothing from the FBI IC3 feed.
IC3 threat data is alpha. Absence of an indicator is not evidence of good behaviour, only of absence from this one feed.
Elsewhere