29107 SYNAPSE-AS, GB
Adjacency: 8 Upstream: 3 Downstream: 5
Upstream Adjacent AS list
AS3356 LEVEL3 - Level 3 Parent, LLC, US
AS6762 SEABONE-NET TELECOM ITALIA SPARKLE S.p.A., IT
AS6698 VIRTUALSYSTEMS, UA
Downstream Adjacent AS list
AS34633 TRMX-AS, SK
AS21308 ITMUA-AS, UA
AS41985 STARGROUP-UA-AS, UA
AS49561 HATANET-AS49561 KLM, UA
AS56433 ASLANUA-NETWORK, UA
Rank AS Type Originate Addr Space (pfx) Transit Addr space (pfx) Description 4051 AS29107 ORG+TRN Originate: 58880 /16.15 Transit: 28928 /17.18 SYNAPSE-AS, 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 % 3427 AS29107 SYNAPSE-AS, GB 23 16 1 8 15 65.22% Prefix AS Path Aggregation Suggestion 77.87.144.0/21 4777 6939 6698 29107 + Announce - aggregate of 77.87.144.0/22 (4777 6939 6698 29107) and 77.87.148.0/22 (4777 6939 6698 29107) 77.87.144.0/22 4777 6939 6698 29107 - Withdrawn - aggregated with 77.87.148.0/22 (4777 6939 6698 29107) 77.87.148.0/22 4777 6939 6698 29107 - Withdrawn - aggregated with 77.87.144.0/22 (4777 6939 6698 29107) 91.216.176.0/24 4777 6939 6698 29107 92.249.64.0/18 4777 6939 6698 29107 141.98.109.0/24 4777 6939 6698 29107 178.54.0.0/17 4777 6939 6698 29107 178.54.4.0/24 4777 6939 6698 29107 - Withdrawn - matching aggregate 178.54.0.0/17 4777 6939 6698 29107 178.54.5.0/24 4777 6939 6698 29107 - Withdrawn - matching aggregate 178.54.0.0/17 4777 6939 6698 29107 178.54.6.0/24 4777 6939 6698 29107 - Withdrawn - matching aggregate 178.54.0.0/17 4777 6939 6698 29107 178.54.7.0/24 4777 6939 6698 29107 - Withdrawn - matching aggregate 178.54.0.0/17 4777 6939 6698 29107 178.54.8.0/24 4777 6939 6698 29107 - Withdrawn - matching aggregate 178.54.0.0/17 4777 6939 6698 29107 178.54.9.0/24 4777 6939 6698 29107 - Withdrawn - matching aggregate 178.54.0.0/17 4777 6939 6698 29107 178.54.10.0/24 4777 6939 6698 29107 - Withdrawn - matching aggregate 178.54.0.0/17 4777 6939 6698 29107 178.54.11.0/24 4777 6939 6698 29107 - Withdrawn - matching aggregate 178.54.0.0/17 4777 6939 6698 29107 178.54.120.0/24 4777 6939 6698 29107 - Withdrawn - matching aggregate 178.54.0.0/17 4777 6939 6698 29107 178.54.121.0/24 4777 6939 6698 29107 - Withdrawn - matching aggregate 178.54.0.0/17 4777 6939 6698 29107 193.201.80.0/23 4777 6939 6698 29107 194.0.88.0/22 4777 6939 6698 29107 194.0.88.0/23 4777 6939 6698 29107 - Withdrawn - matching aggregate 194.0.88.0/22 4777 6939 6698 29107 194.0.90.0/23 4777 6939 6698 29107 - Withdrawn - matching aggregate 194.0.88.0/22 4777 6939 6698 29107 195.69.84.0/22 4777 6939 6698 29107 195.69.84.0/23 4777 6939 6698 29107 - Withdrawn - matching aggregate 195.69.84.0/22 4777 6939 6698 29107 195.69.86.0/23 4777 6939 6698 29107 - Withdrawn - matching aggregate 195.69.84.0/22 4777 6939 6698 29107
Advertisements that are fragments of the original RIR allocation (more specifics) originated by this AS.
AS29107 17 More Specifics 23 Total Advertisements SYNAPSE-AS, GB
77.87.144.0/22 77.87.144.0/21
77.87.148.0/22 77.87.144.0/21
141.98.109.0/24 141.98.108.0/22
178.54.4.0/24 178.54.0.0/17
178.54.5.0/24 178.54.0.0/17
178.54.6.0/24 178.54.0.0/17
178.54.7.0/24 178.54.0.0/17
178.54.8.0/24 178.54.0.0/17
178.54.9.0/24 178.54.0.0/17
178.54.10.0/24 178.54.0.0/17
178.54.11.0/24 178.54.0.0/17
178.54.120.0/24 178.54.0.0/17
178.54.121.0/24 178.54.0.0/17
194.0.88.0/23 194.0.88.0/22
194.0.90.0/23 194.0.88.0/22
195.69.84.0/23 195.69.84.0/22
195.69.86.0/23 195.69.84.0/22
whois: 402332
IANA has recorded AS29107 as originally allocated by
/usr/bin/whois -h jwhois.apnic.netr "AS29107\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 'AS29092 - AS29337'
as-block: AS29092 - AS29337
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: 2018-11-22T15:27:31Z
last-modified: 2018-11-22T15:27:31Z
source: RIPE
% Information related to 'AS29107'
% Abuse contact for 'AS29107' is 'Abuse@synapse.net.ua'
aut-num: AS29107
as-name: SYNAPSE-AS
org: ORG-SNL94-RIPE
remarks: ------------------------------------------------------------------------
remarks: AS29107 UPLINKS Peerings
remarks: ------------------------------------------------------------------------
import: from AS174 action pref=100; accept ANY
export: to AS174 announce AS-SYNAPSE
import: from AS6939 action pref=100; accept ANY
export: to AS6939 announce AS-SYNAPSE
import: from AS1299 action pref=100; accept ANY
export: to AS1299 announce AS-SYNAPSE
import: from AS6698 action pref=100; accept ANY
export: to AS6698 announce AS-SYNAPSE
import: from AS15895 action pref=100; accept { 0.0.0.0/0 }
export: to AS15895 announce { 194.0.90.0/24 }
import: from AS13249 action pref=100; accept ANY
export: to AS13249 announce AS-SYNAPSE
import: from AS3257 action pref=100; accept ANY
export: to AS3257 announce AS-SYNAPSE
import: from AS3356 action pref=100; accept ANY
export: to AS3356 announce AS-SYNAPSE
import: from AS30860 action pref=100; accept ANY
export: to AS30860 announce AS-SYNAPSE
remarks: ------------------------------------------------------------------------
remarks: AS29107 CLIENTS Peerings
remarks: ------------------------------------------------------------------------
import: from AS29390 action pref=20; accept AS29390
export: to AS29390 announce ANY
import: from AS39148 action pref=20; accept AS39148
export: to AS39148 announce ANY
import: from AS42434 action pref=20; accept AS42434
export: to AS42434 announce ANY
import: from AS44379 action pref=20; accept AS44379
export: to AS44379 announce ANY
import: from AS44303 action pref=20; accept AS44303
export: to AS44303 announce ANY
import: from AS34633 action pref=20; accept AS-UKRINDEX
export: to AS34633 announce ANY
import: from AS43139 action pref=20; accept AS-MAXIMUM
export: to AS43139 announce ANY
import: from AS15929 action pref=20; accept AS15929
export: to AS15929 announce ANY
import: from AS56433 action pref=20; accept AS56433
export: to AS56433 announce ANY
import: from AS52119 action pref=20; accept AS52119
export: to AS52119 announce ANY
import: from AS49561 action pref=20; accept AS49561
export: to AS49561 announce ANY
import: from AS200000 action pref=20; accept AS200000
export: to AS200000 announce ANY
import: from AS200000 action pref=20; accept AS-DELTAX
export: to AS200000 announce ANY
remarks: ------------------------------------------------------------------------
remarks: AS29107 UA Peerings
remarks: ------------------------------------------------------------------------
import: from AS15645 action pref=50; accept AS-UAIX
export: to AS15645 announce AS-SYNAPSE
import: from AS29632 action pref=60; accept AS-NETASSIST AS-UAIX
export: to AS29632 announce AS-SYNAPSE
import: from AS35297 action pref=60; accept AS-DL-UA
export: to AS35297 announce AS-SYNAPSE
import: from AS31210 action pref=50; accept AS-DTEL-IX
export: to AS31210 announce AS-SYNAPSE
import: from AS59613 action pref=50; accept AS-UBNIX
export: to AS59613 announce AS-SYNAPSE
sponsoring-org: ORG-LW50-RIPE
admin-c: CHEG-RIPE
tech-c: SYNX-RIPE
status: ASSIGNED
mnt-by: RIPE-NCC-END-MNT
mnt-by: SYNAPSE-MNT
created: 2003-06-05T10:21:52Z
last-modified: 2025-05-30T23:54:42Z
source: RIPE
organisation: ORG-SNL94-RIPE
org-name: Synapse Network LTD
country: GB
org-type: OTHER
address: 27 Old Gloucerster street, WC1N 3AX
reg-nr: 15855266
abuse-c: ACRO57182-RIPE
mnt-ref: SYNAPSE-MNT
mnt-by: SYNAPSE-MNT
created: 2024-07-29T10:29:08Z
last-modified: 2026-04-29T06:41:05Z
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 (SHETLAND)