49354 SIMETRIC, GB
Adjacency: 2 Upstream: 2 Downstream: 0
Upstream Adjacent AS list
AS4455 BSO, GB
AS2914 NTT-DATA-2914 - NTT America, Inc., US
Rank AS Type Originate Addr Space (pfx) Transit Addr space (pfx) Description 30487 AS49354 ORIGIN Originate: 1536 /21.42 Transit: 0 /0.00 SIMETRIC, 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 % 16572 AS49354 SIMETRIC, GB 3 2 0 1 2 66.67% Prefix AS Path Aggregation Suggestion 37.18.128.0/22 4777 2497 2914 49354 37.18.128.0/24 4777 2497 2914 49354 - Withdrawn - matching aggregate 37.18.128.0/22 4777 2497 2914 49354 37.18.129.0/24 4777 2497 2914 49354 - Withdrawn - matching aggregate 37.18.128.0/22 4777 2497 2914 49354
Advertisements that are fragments of the original RIR allocation (more specifics) originated by this AS.
AS49354 2 More Specifics 3 Total Advertisements SIMETRIC, GB
37.18.128.0/24 37.18.128.0/22
37.18.129.0/24 37.18.128.0/22
whois: 402332
IANA has recorded AS49354 as originally allocated by
/usr/bin/whois -h jwhois.apnic.netr "AS49354\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 'AS47870 - AS49384'
as-block: AS47870 - AS49384
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: 2025-07-09T08:51:07Z
last-modified: 2025-07-09T08:51:07Z
source: RIPE
% Information related to 'AS49354'
% Abuse contact for 'AS49354' is 'abuse@tango-networks.com'
aut-num: AS49354
as-name: SIMETRIC
org: ORG-STL115-RIPE
import: from AS43531 accept ANY
export: to AS43531 announce AS49354
import: from AS13009 accept ANY
export: to AS13009 announce AS49354
admin-c: JM20117-RIPE
tech-c: JM20117-RIPE
status: ASSIGNED
mnt-by: RIPE-NCC-END-MNT
mnt-by: uk-simetric-1-mnt
created: 2018-06-14T13:12:03Z
last-modified: 2018-09-04T12:15:27Z
source: RIPE
organisation: ORG-STL115-RIPE
org-name: TANGO NETWORKS UK LTD
country: GB
org-type: LIR
address: Morwick Hall York Road, Mortec Park Unit 2.8
address: LS15 4TA
address: Leeds
address: UNITED KINGDOM
phone: +441133971100
admin-c: JM20117-RIPE
tech-c: JM20117-RIPE
abuse-c: AR46888-RIPE
mnt-ref: uk-simetric-1-mnt
mnt-by: RIPE-NCC-HM-MNT
mnt-by: uk-simetric-1-mnt
created: 2018-06-12T12:16:25Z
last-modified: 2025-05-13T09:41:15Z
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 1.121.2 (DEXTER)