201838 ASN-COMMUNITYFIBRE, GB
Adjacency: 2 Upstream: 2 Downstream: 0
Upstream Adjacent AS list
AS7575 AARNET-AS-AP Australian Academic and Research Network AARNet, AU
AS2914 NTT-DATA-2914 - NTT America, Inc., US
Rank AS Type Originate Addr Space (pfx) Transit Addr space (pfx) Description 1136 AS201838 ORIGIN Originate: 238336 /14.14 Transit: 0 /0.00 ASN-COMMUNITYFIBRE, 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 % 27233 AS201838 ASN-COMMUNITYFIBRE, GB 102 2 1 101 1 0.98% Prefix AS Path Aggregation Suggestion 45.12.172.0/22 4608 7575 201838 45.81.72.0/22 4608 7575 201838 45.86.8.0/22 4608 7575 201838 45.89.84.0/22 4608 7575 201838 45.89.156.0/22 4608 7575 201838 45.90.172.0/22 4608 7575 201838 45.90.200.0/22 4608 7575 201838 45.91.112.0/22 4608 7575 201838 45.92.232.0/22 4608 7575 201838 45.93.172.0/22 4608 7575 201838 45.94.60.0/22 4608 7575 201838 45.94.176.0/22 4608 7575 201838 45.95.236.0/22 4608 7575 201838 45.95.248.0/22 4608 7575 201838 45.117.136.0/22 4608 7575 201838 45.128.32.0/22 4608 7575 201838 45.128.136.0/22 4608 7575 201838 45.132.136.0/21 4608 7575 201838 45.133.88.0/22 4608 7575 201838 45.136.232.0/22 4608 7575 201838 45.141.236.0/22 4608 7575 201838 45.144.56.0/22 4608 7575 201838 45.144.160.0/22 4608 7575 201838 45.145.148.0/22 4608 7575 201838 45.146.8.0/22 4608 7575 201838 45.146.60.0/22 4608 7575 201838 45.147.32.0/22 4608 7575 201838 45.148.12.0/22 4608 7575 201838 45.148.56.0/22 4608 7575 201838 45.148.252.0/22 4608 7575 201838 45.149.72.0/22 4608 7575 201838 45.149.220.0/22 4608 7575 201838 45.150.144.0/22 4608 7575 201838 45.152.4.0/22 4608 7575 201838 45.153.220.0/22 4608 7575 201838 45.159.88.0/22 4608 7575 201838 45.159.152.0/22 4608 7575 201838 45.248.144.0/22 4608 7575 201838 46.102.170.0/23 4608 7575 201838 62.133.48.0/22 4608 7575 201838 62.197.132.0/22 4608 7575 201838 77.75.60.0/22 4608 7575 201838 79.171.153.0/24 4608 7575 201838 79.171.154.0/23 4608 7575 201838 79.171.156.0/22 4608 7575 201838 80.76.56.0/22 4608 7575 201838 89.36.112.0/20 4608 7575 201838 89.43.208.0/21 4608 7575 201838 89.45.176.0/20 4608 7575 201838 89.222.16.0/20 4608 7575 201838 91.209.86.0/24 4608 7575 201838 93.113.26.0/23 4608 7575 201838 94.176.208.0/23 4608 7575 201838 94.177.138.0/23 4608 7575 201838 94.247.86.0/23 4608 7575 201838 95.214.184.0/22 4608 7575 201838 95.214.228.0/22 4608 7575 201838 103.7.204.0/22 4608 7575 201838 103.205.24.0/22 4608 7575 201838 130.255.16.0/22 4608 7575 201838 130.255.28.0/22 4608 7575 201838 147.12.128.0/17 4608 7575 201838 149.22.128.0/17 4608 7575 201838 149.34.128.0/18 4608 7575 201838 149.86.0.0/18 4608 7575 201838 154.49.103.0/24 4608 7575 201838 161.51.48.0/20 4608 7575 201838 161.51.96.0/23 4608 7575 201838 161.51.192.0/19 4608 7575 201838 161.51.224.0/20 4608 7575 201838 161.51.252.0/23 4608 7575 201838 168.199.64.0/19 4608 7575 201838 171.22.104.0/22 4608 7575 201838 178.239.192.0/22 4608 7575 201838 178.239.200.0/22 4608 7575 201838 178.255.88.0/21 4608 7575 201838 185.59.124.0/22 4608 7575 201838 185.71.36.0/22 4608 7575 201838 185.103.72.0/22 4608 7575 201838 185.111.172.0/22 4608 7575 201838 185.115.144.0/22 4608 7575 201838 185.121.228.0/22 4608 7575 201838 185.229.104.0/22 4608 7575 201838 185.230.248.0/22 4608 7575 201838 185.236.60.0/22 4608 7575 201838 185.237.60.0/22 4608 7575 201838 185.238.220.0/22 4608 7575 201838 185.240.24.0/22 4608 7575 201838 185.240.196.0/22 4608 7575 201838 185.241.164.0/22 4608 7575 201838 185.245.236.0/22 4608 7575 201838 188.212.122.0/23 4608 7575 201838 188.215.16.0/23 4608 7575 201838 188.215.74.0/23 4608 7575 201838 188.241.106.0/23 4608 7575 201838 192.166.208.0/21 4608 7575 201838 + Announce - aggregate of 192.166.208.0/22 (4608 7575 201838) and 192.166.212.0/22 (4608 7575 201838) 192.166.208.0/22 4608 7575 201838 - Withdrawn - aggregated with 192.166.212.0/22 (4608 7575 201838) 192.166.212.0/22 4608 7575 201838 - Withdrawn - aggregated with 192.166.208.0/22 (4608 7575 201838) 193.42.52.0/22 4608 7575 201838 193.164.20.0/22 4608 7575 201838 194.4.156.0/22 4608 7575 201838 212.132.192.0/18 4608 7575 201838 213.32.248.0/22 4608 7575 201838
Advertisements that are fragments of the original RIR allocation (more specifics) originated by this AS.
AS201838 5 More Specifics 102 Total Advertisements ASN-COMMUNITYFIBRE, GB
149.22.128.0/17 149.22.0.0/16
149.34.128.0/18 149.34.0.0/16
149.86.0.0/18 149.86.0.0/16
154.49.103.0/24 154.49.0.0/16
168.199.64.0/19 168.199.0.0/16
whois: 402332
IANA has recorded AS201838 as originally allocated by
/usr/bin/whois -h jwhois.apnic.netr "AS201838\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 'AS200352 - AS203022'
as-block: AS200352 - AS203022
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: 2024-10-03T13:30:54Z
last-modified: 2024-10-03T13:30:54Z
source: RIPE
% Information related to 'AS201838'
% Abuse contact for 'AS201838' is 'abuse@communityfibre.co.uk'
aut-num: AS201838
as-name: ASN-COMMUNITYFIBRE
org: ORG-CFL2-RIPE
import: from AS6461 accept ANY
export: to AS6461 announce AS201838
import: from AS174 accept ANY
export: to AS174 announce AS201838
import: from AS2914 accept ANY
export: to AS2914 announce AS201838
admin-c: CFL-RIPE
tech-c: CFL-RIPE
status: ASSIGNED
mnt-by: RIPE-NCC-END-MNT
mnt-by: CFL-MNT
created: 2014-06-30T09:43:38Z
last-modified: 2020-03-30T10:44:53Z
source: RIPE
organisation: ORG-CFL2-RIPE
geoloc: 51.5175 -0.1804
country: GB
org-name: Community Fibre Limited
org-type: LIR
address: 167-169 Great Portland Street
address: W1W 5PF
address: London
address: UNITED KINGDOM
phone: +448000820770
mnt-ref: RIPE-NCC-HM-MNT
mnt-ref: PREFIXBROKER-MNT
mnt-ref: CFL-MNT
mnt-by: RIPE-NCC-HM-MNT
mnt-by: CFL-MNT
abuse-c: CFL-RIPE
created: 2014-02-05T11:24:48Z
last-modified: 2025-09-17T08:17:44Z
source: RIPE # Filtered
role: Community Fibre Hostmaster Contact
address: 32 Page Street, London, England, SW1P 4EN
admin-c: CNT13-RIPE
tech-c: CNT13-RIPE
nic-hdl: CFL-RIPE
abuse-mailbox: abuse@communityfibre.co.uk
mnt-by: CFL-MNT
created: 2015-02-09T16:56:04Z
last-modified: 2021-07-21T10:41:02Z
source: RIPE # Filtered
% This query was served by the RIPE Database Query Service version 1.121.2 (DEXTER)