203446 AS203446, GB
Adjacency: 21 Upstream: 5 Downstream: 16
Upstream Adjacent AS list
AS15830 EQUINIX, NL
AS174 COGENT-174, US
AS6830 LIBERTYGLOBAL Liberty Global formerly UPC Broadband Holding, aka AORTA, NL
AS5511 OPENTRANSIT, FR
AS6461 ZAYO-6461, US
Downstream Adjacent AS list
AS213449 --No Registry Entry--
AS213229 ELYPSECLOUD, FR
AS215120 EVOLUS-IX, AT
AS213791 XENIAHOSTING, IT
AS198831 HOLYCLOUD HOLYCLOUD, FR
AS205759 AVATELTELECOM, ES
AS208226 OUIHEBERG, FR
AS214279 DASABO, EE
AS214243 PACKETSDECREASERNET, DE
AS207252 REALTOX-MEDIA, DE
AS215114 PLB-NET, FR
AS401626 --No Registry Entry--
AS60223 NETIFACE-AS, GB
AS58087 FLORIANKOLB, DE
AS400992 ZHOUYISAT-COMMUNICATIONS, US
AS215730 H2NEXUS-AS, GB
Rank AS Type Originate Addr Space (pfx) Transit Addr space (pfx) Description 17866 AS203446 ORG+TRN Originate: 4096 /20.00 Transit: 31232 /17.07 AS203446, GB
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 % 62477 AS203446 AS203446, GB 16 0 0 16 0 0.00% Prefix AS Path Aggregation Suggestion 2.56.246.0/24 49788 174 203446 5.83.141.0/24 49788 174 203446 37.114.41.0/24 49788 174 203446 45.131.65.0/24 49788 174 203446 45.134.39.0/24 49788 174 203446 45.137.70.0/24 49788 174 203446 64.204.166.0/24 2914 6830 203446 64.204.203.0/24 2914 6830 203446 82.29.103.0/24 49788 174 203446 82.47.19.0/24 49788 174 203446 86.38.156.0/24 49788 174 203446 92.242.166.0/24 49788 174 203446 93.90.74.0/24 49788 174 203446 140.150.224.0/24 49788 174 203446 185.50.255.0/24 2497 6830 203446 194.62.248.0/24 49788 174 203446
Advertisements that are fragments of the original RIR allocation (more specifics) originated by this AS.
AS203446 1 More Specifics 1 Total Advertisements AS203446, DE
45.143.4.0/24 45.143.4.0/22
2.56.246.0/24 2.56.244.0/22
45.90.96.0/24 45.90.96.0/22
45.131.65.0/24 45.131.64.0/22
45.134.39.0/24 45.134.36.0/22
45.157.11.0/24 45.157.8.0/22
Prefixes added and withdrawn by this origin AS in the past 7 days.
- 2.56.246.0/24 Withdrawn
- 45.90.96.0/24 Withdrawn
- 45.131.65.0/24 Withdrawn
- 45.134.39.0/24 Withdrawn
- 45.157.11.0/24 Withdrawn
whois: 402603
IANA has recorded AS203446 as originally allocated by
/usr/bin/whois -h jwhois.apnic.netr "AS203446\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 'AS203113 - AS203887'
as-block: AS203113 - AS203887
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: 2024-11-12T15:22:00Z
last-modified: 2024-11-12T15:22:00Z
source: RIPE
% Information related to 'AS203446'
% Abuse contact for 'AS203446' is 'info@as203446.net'
aut-num: AS203446
as-name: AS203446
org: ORG-SA5295-RIPE
import: from AS5511 accept ANY
export: to AS5511 announce AS-Alex0220
import: from AS6830 accept ANY
export: to AS6830 announce AS-Alex0220
import: from AS6204 accept ANY
import: from AS174 accept ANY
export: to AS174 announce AS-Alex0220
export: to AS6204 announce AS-Alex0220
import: from AS2914 accept ANY
export: to AS2914 announce AS-Alex0220
sponsoring-org: ORG-SA4302-RIPE
admin-c: SL15546-RIPE
tech-c: SL15546-RIPE
status: ASSIGNED
mnt-by: RIPE-NCC-END-MNT
mnt-by: alex0220-mnt
created: 2022-08-04T13:57:26Z
last-modified: 2025-05-21T12:08:51Z
source: RIPE
organisation: ORG-SA5295-RIPE
org-name: SMARTNET LIMITED
country: GB
reg-nr: 15798926
org-type: OTHER
address: 132-134 Great Ancoats Street Unit 620 Manchester M4 6DE
abuse-c: AF17069-RIPE
mnt-ref: alex0220-mnt
mnt-ref: SBMT
mnt-by: alex0220-mnt
created: 2024-04-11T20:30:16Z
last-modified: 2026-05-13T06:00:03Z
source: RIPE # Filtered
%ERROR:201: access denied for 2401:2000:6660:0:0:0:0:13
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% Access from your host has been temporarily denied.
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% This query was served by the RIPE Database Query Service version 1.122.1 (DEXTER)