39521 TNGNET, NL
Adjacency: 13 Upstream: 7 Downstream: 6
Upstream Adjacent AS list
AS37100 SEACOM-AS, MU
AS6939 HURRICANE, US
AS174 COGENT-174, US
AS61138 ZAPPIE-HOST-AS Zappie Host, US
AS6206 NETROUTING-AS, NL
AS5511 OPENTRANSIT, FR
AS6830 LIBERTYGLOBAL Liberty Global formerly UPC Broadband Holding, aka AORTA, NL
Downstream Adjacent AS list
AS207778 LINSERVERS, NL
AS31800 DALNET, US
AS61060 XRCSERVICES, NL
AS213784 TNGNET, NL
AS47690 TNGNET, NL
AS60117 HS, AE
Rank AS Type Originate Addr Space (pfx) Transit Addr space (pfx) Description 6703 AS39521 ORG+TRN Originate: 20992 /17.64 Transit: 42752 /16.62 TNGNET, NL
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 % 10369 AS39521 TNGNET, NL 46 8 4 42 4 8.70% Prefix AS Path Aggregation Suggestion 45.10.16.0/24 37100 39521 45.10.17.0/24 6939 6206 39521 45.10.18.0/24 6939 61138 39521 45.88.5.0/24 37100 39521 45.88.6.0/23 37100 39521 + Announce - aggregate of 45.88.6.0/24 (37100 39521) and 45.88.7.0/24 (37100 39521) 45.88.6.0/24 37100 39521 - Withdrawn - aggregated with 45.88.7.0/24 (37100 39521) 45.88.7.0/24 37100 39521 - Withdrawn - aggregated with 45.88.6.0/24 (37100 39521) 45.95.40.0/23 37100 39521 + Announce - aggregate of 45.95.40.0/24 (37100 39521) and 45.95.41.0/24 (37100 39521) 45.95.40.0/24 37100 39521 - Withdrawn - aggregated with 45.95.41.0/24 (37100 39521) 45.95.41.0/24 37100 39521 - Withdrawn - aggregated with 45.95.40.0/24 (37100 39521) 45.130.100.0/22 37100 39521 68.164.0.0/22 37100 39521 68.165.140.0/22 57866 6830 39521 68.165.176.0/22 57866 6830 39521 68.165.208.0/22 57866 6830 39521 72.244.124.0/22 37100 39521 74.0.132.0/22 57866 6830 39521 74.0.160.0/22 57866 6830 39521 74.0.200.0/22 57866 6830 39521 74.0.248.0/22 57866 6830 39521 82.21.58.0/24 37100 39521 82.21.112.0/24 37100 39521 82.21.116.0/24 37100 39521 82.21.126.0/24 37100 39521 82.21.165.0/24 37100 39521 82.22.143.0/24 37100 39521 82.22.157.0/24 37100 39521 82.22.186.0/24 37100 39521 82.23.188.0/24 37100 39521 82.23.191.0/24 37100 39521 83.229.34.0/24 37100 39521 95.178.107.0/24 37100 39521 143.20.6.0/24 37100 39521 143.20.54.0/24 37100 39521 143.20.61.0/24 37100 39521 143.20.62.0/24 37100 39521 143.20.104.0/24 37100 39521 143.20.124.0/23 37100 39521 + Announce - aggregate of 143.20.124.0/24 (37100 39521) and 143.20.125.0/24 (37100 39521) 143.20.124.0/24 37100 39521 - Withdrawn - aggregated with 143.20.125.0/24 (37100 39521) 143.20.125.0/24 37100 39521 - Withdrawn - aggregated with 143.20.124.0/24 (37100 39521) 162.141.98.0/24 37100 39521 167.148.40.0/24 37100 39521 167.148.190.0/24 37100 39521 185.144.56.0/22 37100 39521 188.191.49.0/24 6939 5511 39521 188.191.50.0/23 37100 39521 + Announce - aggregate of 188.191.50.0/24 (37100 39521) and 188.191.51.0/24 (37100 39521) 188.191.50.0/24 37100 39521 - Withdrawn - aggregated with 188.191.51.0/24 (37100 39521) 188.191.51.0/24 37100 39521 - Withdrawn - aggregated with 188.191.50.0/24 (37100 39521) 212.107.4.0/22 37100 39521 217.194.153.0/24 37100 39521
Advertisements that are fragments of the original RIR allocation (more specifics) originated by this AS.
AS39521 60 More Specifics 72 Total Advertisements TNGNET, NL
5.134.86.0/23 5.134.80.0/21
37.128.248.0/22 37.128.240.0/20
37.128.252.0/22 37.128.240.0/20
45.88.6.0/24 45.88.6.0/23
45.88.7.0/24 45.88.6.0/23
45.130.54.0/23 45.130.52.0/22
45.132.136.0/24 45.132.136.0/22
45.132.137.0/24 45.132.136.0/22
45.132.138.0/24 45.132.136.0/22
45.132.139.0/24 45.132.136.0/22
45.132.140.0/24 45.132.140.0/22
45.132.141.0/24 45.132.140.0/22
45.132.142.0/24 45.132.140.0/22
45.132.143.0/24 45.132.140.0/22
45.133.88.0/24 45.133.88.0/22
45.133.89.0/24 45.133.88.0/22
45.133.90.0/24 45.133.88.0/22
45.133.91.0/24 45.133.88.0/22
45.138.2.0/23 45.138.0.0/22
45.140.10.0/23 45.140.8.0/22
45.141.124.0/23 45.141.124.0/22
45.141.126.0/23 45.141.124.0/22
45.148.50.0/24 45.148.50.0/23
45.148.252.0/23 45.148.252.0/22
78.143.224.0/21 78.143.224.0/20
82.163.56.0/22 82.163.56.0/21
82.163.64.0/22 82.163.64.0/21
82.163.228.0/22 82.163.224.0/21
83.147.48.0/22 83.147.0.0/18
85.120.144.0/24 85.120.0.0/14
85.237.80.0/22 85.237.64.0/19
88.151.199.0/24 88.151.192.0/21
88.216.224.0/22 88.216.0.0/16
95.82.8.0/21 95.82.0.0/18
95.82.56.0/21 95.82.0.0/18
95.178.107.0/24 95.178.106.0/23
141.11.150.0/23 141.11.0.0/16
141.11.152.0/23 141.11.0.0/16
141.11.154.0/23 141.11.0.0/16
141.11.218.0/23 141.11.0.0/16
154.51.4.0/22 154.51.0.0/16
164.40.188.0/24 164.40.188.0/22
164.40.189.0/24 164.40.188.0/22
164.40.190.0/24 164.40.188.0/22
164.40.191.0/24 164.40.188.0/22
178.253.235.0/24 178.253.192.0/18
185.250.24.0/24 185.250.24.0/22
193.34.49.0/24 193.34.48.0/22
193.34.51.0/24 193.34.48.0/22
194.31.223.0/24 194.31.222.0/23
194.156.176.0/23 194.156.176.0/22
194.156.178.0/23 194.156.176.0/22
195.13.62.0/24 195.13.60.0/22
195.62.22.0/24 195.62.22.0/23
195.62.23.0/24 195.62.22.0/23
213.185.88.0/23 213.185.88.0/21
213.185.90.0/23 213.185.88.0/21
213.185.92.0/23 213.185.88.0/21
213.185.94.0/23 213.185.88.0/21
217.113.24.0/22 217.113.16.0/20
45.10.16.0/23 45.10.16.0/22
45.10.18.0/23 45.10.16.0/22
140.150.152.0/21 140.150.128.0/18
140.150.184.0/21 140.150.128.0/18
Prefixes added and withdrawn by this origin AS in the past 7 days.
+ 5.134.86.0/23 Announced
+ 37.128.248.0/22 Announced
+ 37.128.252.0/22 Announced
+ 45.10.16.0/22 Announced
+ 45.132.136.0/24 Announced
+ 45.132.137.0/24 Announced
+ 45.132.138.0/24 Announced
+ 45.132.139.0/24 Announced
+ 45.132.140.0/24 Announced
+ 45.132.141.0/24 Announced
+ 45.132.142.0/24 Announced
+ 45.132.143.0/24 Announced
+ 45.133.88.0/24 Announced
+ 45.133.89.0/24 Announced
+ 45.133.90.0/24 Announced
+ 45.133.91.0/24 Announced
+ 45.148.50.0/24 Announced
+ 45.148.252.0/23 Announced
+ 78.143.224.0/21 Announced
+ 82.163.56.0/22 Announced
+ 83.147.48.0/22 Announced
+ 85.120.144.0/24 Announced
+ 85.237.80.0/22 Announced
+ 88.216.224.0/22 Announced
+ 91.198.200.0/24 Announced
+ 95.82.8.0/21 Announced
+ 95.82.56.0/21 Announced
+ 141.11.150.0/23 Announced
+ 141.11.152.0/23 Announced
+ 141.11.154.0/23 Announced
+ 141.11.218.0/23 Announced
+ 178.253.235.0/24 Announced
+ 185.250.24.0/24 Announced
+ 193.34.51.0/24 Announced
+ 194.62.162.0/24 Announced
+ 194.156.176.0/23 Announced
+ 194.156.178.0/23 Announced
+ 195.13.62.0/24 Announced
+ 195.62.22.0/24 Announced
+ 195.62.23.0/24 Announced
+ 213.185.90.0/23 Announced
+ 217.113.24.0/22 Announced
- 5.133.100.0/22 Withdrawn
- 31.40.204.0/22 Withdrawn
- 37.221.76.0/22 Withdrawn
- 45.10.16.0/23 Withdrawn
- 45.10.18.0/23 Withdrawn
- 64.22.112.0/24 Withdrawn
- 83.171.244.0/22 Withdrawn
- 85.8.160.0/22 Withdrawn
- 92.249.60.0/22 Withdrawn
- 139.28.48.0/22 Withdrawn
- 139.28.240.0/22 Withdrawn
- 140.150.152.0/21 Withdrawn
- 140.150.184.0/21 Withdrawn
- 176.53.156.0/22 Withdrawn
- 176.96.128.0/22 Withdrawn
- 188.119.68.0/22 Withdrawn
- 194.93.60.0/22 Withdrawn
- 194.169.92.0/22 Withdrawn
- 212.87.196.0/22 Withdrawn
- 212.107.4.0/22 Withdrawn
whois: 402549
IANA has recorded AS39521 as originally allocated by
/usr/bin/whois -h jwhois.apnic.netr "AS39521\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 'AS39521'
% Abuse contact for 'AS39521' is 'abuse@tngnet.com'
aut-num: AS39521
as-name: TNGNET
org: ORG-TB92-RIPE
remarks:
remarks:
remarks: * TRANSIT
remarks: ** Liberty Global
import: from AS6830 accept ANY
export: to AS6830 announce AS-TNGNET
remarks:
remarks: ** Cogent
import: from AS174 accept ANY
export: to AS174 announce AS-TNGNET
remarks:
remarks: ** Hurricane Electric
import: from AS6939 accept ANY
export: to AS6939 announce AS-TNGNET
remarks:
remarks: ** Orange
import: from AS5511 accept ANY
export: to AS5511 announce AS-TNGNET
remarks:
remarks: ** Zappie Host
import: from AS61138 accept ANY
export: to AS61138 announce AS-TNGNET
remarks:
remarks: ** NETROUTING
import: from AS6206 accept ANY
export: to AS6206 announce AS-TNGNET
remarks:
remarks:
remarks: * PEERING
remarks: ** DATA-IX
import: from AS-DATAIX accept ANY
export: to AS-DATAIX announce AS-TNGNET
remarks:
remarks: ** Global-IX
import: from AS-GLOBAL-IX accept ANY
export: to AS-GLOBAL-IX announce AS-TNGNET
remarks:
remarks: ** Frys-IX
import: from AS-FRYS-IX-CONNECTED accept ANY
export: to AS-FRYS-IX-CONNECTED announce AS-TNGNET
remarks:
remarks: ** AMS-IX
import: from AS39521:AS-AMS-IX-PEERS accept ANY
export: to AS39521:AS-AMS-IX-PEERS announce AS-TNGNET
remarks:
import-via: AS6777 from AS-ANY accept ANY
export-via: AS6777 to AS-ANY announce AS-TNGNET
remarks:
import: from AS6777 accept ANY
export: to AS6777 announce AS-TNGNET
remarks:
remarks:
remarks: * Integrated Services
remarks: ** NAWAS
import: from AS200020 accept ANY
export: to AS200020 announce AS-TNGNET
remarks:
remarks: ** TNGNET AS47690
import: from AS47690 accept ANY
export: to AS47690 announce ANY
remarks:
remarks: ** TNGNET AS213784
import: from AS213784 accept ANY
export: to AS213784 announce ANY
remarks:
remarks:
remarks: * CUSTOMERS
remarks: AS-TNGNET-CUSTOMERS
import: from AS-TNGNET-CUSTOMERS accept ANY
export: to AS-TNGNET-CUSTOMERS announce ANY
remarks:
admin-c: TNFR-RIPE
tech-c: TNOR-RIPE
status: ASSIGNED
mnt-by: TNGNET-MNT
mnt-by: RIPE-NCC-END-MNT
created: 2016-06-24T11:52:03Z
last-modified: 2026-04-20T19:06:03Z
source: RIPE
organisation: ORG-TB92-RIPE
org-name: TNGNET B.V.
country: NL
reg-nr: 64310051
org-type: LIR
address: Zuidewijnlaan 14
address: 4706 VL
address: Roosendaal
address: NETHERLANDS
phone: +31 202106040
admin-c: TNFR-RIPE
tech-c: TNOR-RIPE
abuse-c: TNAR-RIPE
mnt-ref: TNGNET-MNT
mnt-ref: RIPE-NCC-HM-MNT
mnt-by: RIPE-NCC-HM-MNT
mnt-by: TNGNET-MNT
created: 2016-03-18T12:42:08Z
last-modified: 2026-05-13T07:37:05Z
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 (SHETLAND)