AS6720 MAGWIEN Magistrat der Stadt Wien, Magistratsabteilung 01
🇦🇹Org handle: ORG-MdSW1-RIPE
RIPE NCCallocated
Announced Prefixes (BGP)
17total
12 IPv45 IPv6
IPv4 Addresses
Allocated (RIR)72,760
Announced (BGP)204,288
IPv6 Addresses
Allocated (RIR)6×10²⁴
Announced (BGP)6×10²⁴
Prefix Limit (IPv4)
100
Prefix Limit (IPv6)
20
Country
🇦🇹 ATRIR
RIPE NCCStatus
allocated
Allocated
1996-07-19
Routing hygiene
Score 69/100 · High riskRPKI ROA coverage
23.5%
8 prefixes RPKI invalid
IRR route objects
23.5%
13 prefixes registered for another origin
Hijack signals
1
1 announced against others' ROAs, 0 own announced by others
Upstreams
1
diversity 0/100
- 76% of announced prefixes (13 of 17) have no valid ROA, 8 of them RPKI invalid
- Announces 1 prefix that RPKI assigns to another network (possible hijack or misconfiguration)
- 76% of announced prefixes (13 of 17) have no IRR route object for this ASN
- Only one upstream seen in the AS paths of its routes
Based on 17 announced prefixes, updated daily (2026-10-24). How the score works · RPKI explained
Announced Prefixes
(BGP)17|
Prefix | RPKI | IRR | Last Seen |
|---|---|---|---|
| No ROA | - | 2026-10-24 | |
| No ROA | - | 2026-10-24 | |
| Valid | RIPE | 2026-10-24 | |
| No ROA | - | 2026-10-24 | |
| No ROA | - | 2026-10-24 | |
| Invalid | - | 2026-10-24 | |
| Invalid | - | 2026-10-24 | |
| Invalid | - | 2026-10-24 | |
| Invalid | - | 2026-10-24 | |
| Invalid | - | 2026-10-24 |
1-10 of 17
1 / 2
Allocated Prefixes
(RIR)14Prefix | Country | RIR | Status |
|---|---|---|---|
| 141.203.0.0/16 | 🇦🇹 AT | RIPENCC | assigned |
| 193.170.66.0/24 | 🇦🇹 AT | RIPE | assigned |
| 193.170.138.232/29 | 🇦🇹 AT | RIPE | assigned |
| 193.170.168.0/21 | 🇦🇹 AT | RIPE | assigned |
| 193.170.182.0/23 | 🇦🇹 AT | RIPE | assigned |
| 193.171.63.224/28 | 🇦🇹 AT | RIPE | assigned |
| 193.171.113.160/27 | 🇦🇹 AT | RIPE | assigned |
| 193.171.154.0/24 | 🇦🇹 AT | RIPE | assigned |
| 217.149.224.0/20 | 🇦🇹 AT | RIPENCC | allocated |
| 2001:628:20b0::/48 | 🇦🇹 AT | RIPE | assigned |
1-10 of 14
1 / 2
All 17 announced prefixes of AS6720 →
BGP Neighbours
(seen in AS paths)Upstreams (1)
Networks AS6720 hands its own prefixes to: transit providers, or peers at an exchange.
- AS1853ACONET4
Downstreams (3)
Networks whose own prefixes AS6720 passes on: usually its customers.
Other adjacent networks (1)
Adjacent to AS6720 in the transit part of AS paths: peers, providers or customers.
- AS1764NEXTLAYER Next Layer Telekommunikationsdienstleistungs Und Beratungs2
ASPA
No ASPA
Abuse Contact
External Links
Learn more
- What is an ASN?Autonomous systems, ASN ranges and how they are assigned
- RPKI and route origin validationWhat the RPKI badges on the prefix list mean
- ASPA explainedWhy AS6720 should publish an ASPA object
- IPv4 transfers in the RIPE NCC regionMonthly volume and the latest registry transfers
- ASN data in AI agents and SIEMMCP server and API integrations
API
Open https://api.ipctl.io/v1/asn/6720Returns ASN details, announced prefixes, and BGP routing data.
curl -s "https://api.ipctl.io/v1/asn/6720" | jq