AS8447 A1 Telekom Austria AG

Austria A1TELEKOM-AT RIPE 121 IPv4 prefixes 9 IPv6 prefixes
IPv4 addresses
2,782,464
IPv6 /48 networks
2,621,444
RPKI
94 valid36 no ROA
Peers and downstreams
489

Holder

AS name
A1TELEKOM-AT
Description
A1 Telekom Austria AG Arsenal Obj 24 1030 Vienna ====================================================================== www.a1.net
Organisation
A1 Telekom Austria AG
Abuse contact
abuse@a1.at
Assigned
1997-08-26
Registered
2002-09-20
Record last changed
2026-09-25 05:20 UTC
136.238.16.0/24149.154.102.0/24157.247.0.0/24157.247.1.0/24157.247.128.0/24172.120.142.0/24172.120.143.0/24172.120.145.0/24172.120.170.0/24176.66.0.0/18176.66.128.0/17178.188.0.0/14185.157.248.0/22185.202.151.0/24188.20.0.0/14188.45.0.0/16192.102.17.0/24192.164.0.0/19192.164.128.0/19192.164.208.0/20192.164.224.0/19192.164.32.0/22192.164.39.0/24192.164.40.0/21192.164.48.0/20192.164.64.0/21192.164.80.0/20192.164.96.0/19192.92.138.0/24193.149.217.0/24193.154.0.0/16193.160.98.0/23193.187.212.0/22193.187.216.0/21193.187.224.0/20193.187.240.0/22193.46.4.0/22193.46.8.0/22193.80.0.0/15193.83.0.0/16193.84.94.0/24194.107.152.0/21194.107.84.0/22194.107.88.0/22194.118.0.0/16194.152.160.0/19194.152.96.0/19194.166.0.0/16194.30.191.0/24194.48.108.0/22194.48.112.0/21194.48.120.0/22194.48.124.0/22194.48.128.0/21194.48.136.0/22194.48.156.0/22194.48.160.0/22194.48.162.0/24194.48.173.0/24194.48.88.0/22194.6.108.0/22194.96.0.0/16195.162.1.0/24195.170.64.0/19195.230.32.0/19195.3.64.0/18195.64.0.0/19195.82.224.0/19195.88.48.0/23195.88.48.0/24209.101.148.0/24212.124.128.0/19212.16.32.0/19212.183.0.0/17212.197.128.0/18212.60.160.0/19212.88.0.0/19212.88.160.0/19213.147.160.0/19213.157.128.0/19213.225.0.0/18213.240.64.0/18213.33.0.0/17217.149.160.0/2045.132.35.0/2446.206.0.0/1546.74.0.0/1562.116.32.0/1962.46.0.0/1564.235.148.0/2464.235.149.0/2465.86.33.0/2465.86.34.0/2465.86.35.0/2480.120.0.0/1480.240.224.0/2080.75.32.0/1980.75.34.0/2480.89.96.0/2081.5.192.0/1884.20.160.0/1985.189.204.0/2285.90.128.0/1986.53.152.0/2287.86.8.0/2287.86.82.0/2387.86.84.0/2388.116.0.0/1588.116.217.0/2489.144.192.0/1889.46.122.0/2489.46.124.0/2491.112.0.0/1491.201.171.0/2491.206.192.0/2391.209.219.0/2491.213.132.0/2491.230.142.0/2492.248.0.0/1793.111.0.0/1693.82.0.0/15

Upstream graph

Upstreams and their upstreams, from BGP paths

Network health

Grade B · 83/100
partly Prefixes covered by valid ROAs
94 of 130 announced prefixes are RPKI valid, 36 have no ROA.
18/25
pass No RPKI invalid announcements
None of the announcements is RPKI invalid.
10/10
pass Announces IPv6
9 IPv6 prefixes.
15/15
pass More than one upstream
94 upstreams seen in BGP.
10/10
pass Working abuse contact
abuse@a1.at 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 2026-09-25.
5/5

Routing changes

Last 30 days
No changes recorded in the last 30 days. Changes are recorded each time the routing data of this AS is refreshed. Get alerts in real time.

WHOIS

aut-num:        AS8447
as-name:        A1TELEKOM-AT
descr:          A1 Telekom Austria AG
descr:          Arsenal Obj 24
descr:          1030 Vienna
descr:          ======================================================================
descr:          www.a1.net
descr:          Abuse issues abuse@a1.at
descr:          Operational issues noc@aon.at
descr:          Peering requests peering@aon.at
descr:          Looking glass https://ppp.a1.net/tools/lookingglass.sp
descr:          Other info https://as8447.peeringdb.com
remarks:        ======================================================================
remarks:        The following community strings may be used
remarks:        by customers of AS8447 to influence our routing policies
remarks:        
remarks:        8447:7150 | primary customer route
remarks:        8447:7140 | backup customer route
remarks:        8447:7080 | peering route preferred
remarks:        8447:9999 | remote triggered blackhole
remarks:        ======================================================================
org:            ORG-TAA1-RIPE
admin-c:        HMH25-RIPE
tech-c:         NCH12-RIPE
status:         ASSIGNED
mnt-by:         RIPE-NCC-END-MNT
mnt-by:         AS8447-MNT
created:        2002-09-20T16:14:00Z
last-modified:  2026-09-25T05:20:45Z
source:         RIPE
% 1039 routing policy lines (import/export) not shown