39543 TENNET-AS, RO
Adjacency: 8 Upstream: 4 Downstream: 4
Upstream Adjacent AS list
AS24745 BALCAN-IX Balcan-IX, RO
AS6939 HURRICANE, US
AS41494 ASOCIATIA-INTERLAN InterLAN Services, RO
AS8708 RCS-RDS 73-75 Dr. Staicovici, RO
Downstream Adjacent AS list
AS41537 C-SOLUTION-AS Al. Callatis nr. 7 Bl. A9, Sc. B, Ap. 19, RO
AS30890 TENNET, RO
AS60604 PRIMARIA-CALARASI-AS, RO
AS41984 MCC-AS, RO
Rank AS Type Originate Addr Space (pfx) Transit Addr space (pfx) Description 12365 AS39543 ORG+TRN Originate: 7936 /19.05 Transit: 3072 /20.42 TENNET-AS, RO
Aggregation Suggestions
Filter: Aggregates, Specifics
This report does not take into account conditions local to each origin AS in terms of policy or traffic engineering requirements, so this is an approximate guideline as to aggregation possibilities.
Rank AS AS Name Current Wthdw Aggte Annce Redctn % 3855 AS39543 TENNET-AS, RO 30 19 5 16 14 46.67% Prefix AS Path Aggregation Suggestion 86.106.81.0/24 6939 39543 89.39.111.0/24 6939 39543 89.40.67.0/24 6939 39543 89.45.164.0/24 6939 39543 89.47.96.0/23 6939 39543 39543 + Announce - aggregate of 89.47.96.0/24 (6939 39543 39543) and 89.47.97.0/24 (6939 39543 39543) 89.47.96.0/24 6939 39543 39543 - Withdrawn - aggregated with 89.47.97.0/24 (6939 39543 39543) 89.47.97.0/24 6939 39543 39543 - Withdrawn - aggregated with 89.47.96.0/24 (6939 39543 39543) 89.47.98.0/24 6939 39543 39543 89.47.101.0/24 6939 39543 39543 89.47.102.0/23 6939 39543 39543 + Announce - aggregate of 89.47.102.0/24 (6939 39543 39543) and 89.47.103.0/24 (6939 39543 39543) 89.47.102.0/24 6939 39543 39543 - Withdrawn - aggregated with 89.47.103.0/24 (6939 39543 39543) 89.47.103.0/24 6939 39543 39543 - Withdrawn - aggregated with 89.47.102.0/24 (6939 39543 39543) 89.47.104.0/21 6939 39543 39543 + Announce - aggregate of 89.47.104.0/22 (6939 39543 39543) and 89.47.108.0/22 (6939 39543 39543) 89.47.104.0/24 6939 39543 39543 - Withdrawn - aggregated with 89.47.105.0/24 (6939 39543 39543) 89.47.105.0/24 6939 39543 39543 - Withdrawn - aggregated with 89.47.104.0/24 (6939 39543 39543) 89.47.106.0/24 6939 39543 39543 - Withdrawn - aggregated with 89.47.107.0/24 (6939 39543 39543) 89.47.107.0/24 6939 39543 39543 - Withdrawn - aggregated with 89.47.106.0/24 (6939 39543 39543) 89.47.108.0/24 6939 39543 39543 - Withdrawn - aggregated with 89.47.109.0/24 (6939 39543 39543) 89.47.109.0/24 6939 39543 39543 - Withdrawn - aggregated with 89.47.108.0/24 (6939 39543 39543) 89.47.110.0/24 6939 39543 39543 - Withdrawn - aggregated with 89.47.111.0/24 (6939 39543 39543) 89.47.111.0/24 6939 39543 39543 - Withdrawn - aggregated with 89.47.110.0/24 (6939 39543 39543) 89.47.120.0/24 6939 39543 89.47.122.0/24 6939 39543 93.113.204.0/24 6939 39543 188.241.3.0/24 6939 39543 193.19.192.0/24 6939 39543 193.19.194.0/23 6939 39543 + Announce - aggregate of 193.19.194.0/24 (6939 39543) and 193.19.195.0/24 (6939 39543) 193.19.194.0/24 6939 39543 - Withdrawn - aggregated with 193.19.195.0/24 (6939 39543) 193.19.195.0/24 6939 39543 - Withdrawn - aggregated with 193.19.194.0/24 (6939 39543) 194.150.84.0/22 6939 39543 + Announce - aggregate of 194.150.84.0/23 (6939 39543) and 194.150.86.0/23 (6939 39543) 194.150.84.0/23 6939 39543 - Withdrawn - aggregated with 194.150.86.0/23 (6939 39543) 194.150.84.0/24 6939 39543 - Withdrawn - matching aggregate 194.150.84.0/23 6939 39543 194.150.85.0/24 6939 39543 - Withdrawn - matching aggregate 194.150.84.0/23 6939 39543 194.150.86.0/24 6939 39543 - Withdrawn - aggregated with 194.150.87.0/24 (6939 39543) 194.150.87.0/24 6939 39543 - Withdrawn - aggregated with 194.150.86.0/24 (6939 39543)
Advertisements that are fragments of the original RIR allocation (more specifics) originated by this AS.
AS39543 42 More Specifics 54 Total Advertisements TENNET-AS, RO
89.18.30.0/23 89.18.0.0/19
89.34.224.0/22 89.34.224.0/21
89.34.228.0/23 89.34.224.0/21
89.34.230.0/23 89.34.224.0/21
89.42.80.0/22 89.42.80.0/20
89.42.84.0/22 89.42.80.0/20
89.42.88.0/22 89.42.80.0/20
89.42.92.0/22 89.42.80.0/20
89.46.0.0/23 89.46.0.0/22
89.46.2.0/24 89.46.0.0/22
89.46.3.0/24 89.46.0.0/22
89.47.96.0/20 89.47.96.0/19
89.47.96.0/24 89.47.96.0/19
89.47.97.0/24 89.47.96.0/19
89.47.98.0/24 89.47.96.0/19
89.47.99.0/24 89.47.96.0/19
89.47.100.0/24 89.47.96.0/19
89.47.101.0/24 89.47.96.0/19
89.47.102.0/24 89.47.96.0/19
89.47.103.0/24 89.47.96.0/19
89.47.104.0/24 89.47.96.0/19
89.47.105.0/24 89.47.96.0/19
89.47.106.0/24 89.47.96.0/19
89.47.107.0/24 89.47.96.0/19
89.47.108.0/24 89.47.96.0/19
89.47.109.0/24 89.47.96.0/19
89.47.110.0/24 89.47.96.0/19
89.47.111.0/24 89.47.96.0/19
89.47.112.0/20 89.47.96.0/19
89.47.113.0/24 89.47.96.0/19
89.47.114.0/24 89.47.96.0/19
89.47.115.0/24 89.47.96.0/19
89.47.118.0/24 89.47.96.0/19
89.47.119.0/24 89.47.96.0/19
93.113.181.0/24 93.113.176.0/21
93.119.106.0/24 93.119.104.0/22
193.19.192.0/24 193.19.192.0/22
193.19.193.0/24 193.19.192.0/22
193.19.194.0/24 193.19.192.0/22
193.19.195.0/24 193.19.192.0/22
194.150.84.0/23 194.150.84.0/22
194.150.86.0/23 194.150.84.0/22
89.34.26.0/24 89.34.24.0/22
89.34.228.0/24 89.34.224.0/21
89.34.230.0/24 89.34.224.0/21
89.34.231.0/24 89.34.224.0/21
89.43.143.0/24 89.43.140.0/22
185.101.104.0/24 185.101.104.0/22
185.101.105.0/24 185.101.104.0/22
194.150.84.0/24 194.150.84.0/22
194.150.85.0/24 194.150.84.0/22
194.150.86.0/24 194.150.84.0/22
194.150.87.0/24 194.150.84.0/22
Prefixes added and withdrawn by this origin AS in the past 7 days.
+ 89.33.12.0/23 Announced
+ 89.34.224.0/22 Announced
+ 89.34.228.0/23 Announced
+ 89.37.196.0/23 Announced
+ 89.42.80.0/22 Announced
+ 89.42.84.0/22 Announced
+ 89.42.88.0/22 Announced
+ 89.42.92.0/22 Announced
+ 89.43.140.0/22 Announced
+ 89.46.0.0/23 Announced
+ 89.46.2.0/24 Announced
+ 89.46.4.0/24 Announced
+ 93.113.176.0/21 Announced
+ 93.113.181.0/24 Announced
+ 93.119.106.0/24 Announced
+ 193.19.192.0/22 Announced
- 89.34.26.0/24 Withdrawn
- 89.34.228.0/24 Withdrawn
- 89.34.230.0/24 Withdrawn
- 89.34.231.0/24 Withdrawn
- 89.43.143.0/24 Withdrawn
- 185.101.104.0/24 Withdrawn
- 185.101.105.0/24 Withdrawn
- 193.34.156.0/23 Withdrawn
- 194.150.84.0/24 Withdrawn
- 194.150.85.0/24 Withdrawn
- 194.150.86.0/24 Withdrawn
- 194.150.87.0/24 Withdrawn
whois: 402590
IANA has recorded AS39543 as originally allocated by
/usr/bin/whois -h jwhois.apnic.netr "AS39543\n % This is the RIPE Database query service.
% The objects are in RPSL format.
%
% The RIPE Database is subject to Terms and Conditions.
% See https://docs.db.ripe.net/terms-conditions.html
% Note: this output has been filtered.
% Information related to 'AS38912 - AS39599'
as-block: AS38912 - AS39599
descr: RIPE NCC ASN block
remarks: These AS Numbers are assigned to network operators in the RIPE NCC service region.
mnt-by: RIPE-NCC-HM-MNT
created: 2023-08-29T07:47:54Z
last-modified: 2023-08-29T07:47:54Z
source: RIPE
% Information related to 'AS39543'
% Abuse contact for 'AS39543' is 'abuse@tennet.ro'
aut-num: AS39543
as-name: TENNET-AS
org: ORG-ETS1-RIPE
remarks: # ----------------------------------------------------------------------
remarks: # Upstream Providers IPv4
import: from AS5541 action pref=100; accept ANY
import: from AS8708 action pref=100; accept ANY
export: to AS5541 announce AS39543
export: to AS8708 announce AS39543
remarks: # ----------------------------------------------------------------------
admin-c: CF3992-RIPE
tech-c: CF3992-RIPE
status: ASSIGNED
mnt-by: TENNET-MNT
mnt-by: RIPE-NCC-END-MNT
created: 2006-03-16T12:05:33Z
last-modified: 2026-02-05T08:26:44Z
source: RIPE # Filtered
organisation: ORG-ETS1-RIPE
org-name: Tennet Telecom SRL
country: RO
reg-nr: 17081336
org-type: LIR
address: Str. Dej, Nr 71, Sector 1
address: 012284
address: Bucharest
address: ROMANIA
phone: +40731123100
phone: +40722100973
admin-c: CF3992-RIPE
admin-c: MA5881-RIPE
admin-c: IO909-RIPE
tech-c: TT4848-RIPE
abuse-c: TT4848-RIPE
mnt-ref: RIPE-NCC-HM-MNT
mnt-ref: TENNET-MNT
mnt-by: RIPE-NCC-HM-MNT
mnt-by: TENNET-MNT
created: 2005-05-12T06:56:22Z
last-modified: 2026-05-13T07:31:48Z
source: RIPE # Filtered
%ERROR:201: access denied for 2401:2000:6660:0:0:0:0:13
%
% Queries from your IP address have passed the daily limit of controlled objects.
% Access from your host has been temporarily denied.
% For more information, see
% https://docs.db.ripe.net/FAQ#why-did-i-receive-an-error-201-access-denied
% This query was served by the RIPE Database Query Service version 1.122.1 (ABERDEEN)