Autonomous System details
AS20712
Andrews & Arnold LTD — aa.net.uk
Keep users in the loop.
Ship release notes that get read
Try Noticeable
Interested in advertising here?
Contact us
Summary
| Country |
 United Kingdom
|
| Organization | Andrews & Arnold LTD |
| Domain | aa.net.uk |
| Number of IPv4 | 147,200 |
| Number of IPv6 | 1.8323× 1029 |
| AS Type | ISP |
| Registry | RIPE NCC |
| Allocated | August 12, 2002 (about 23 years ago) |
| Updated | September 12, 2025 (about 2 months ago) |
IP Ranges
AS20712 announces 69 IPv4 ranges and 19 IPv6 ranges.
That's a total of 147,200 IPv4 addresses and 1.8323× 1029 IPv6 addresses.
| Prefix | Organization | Size | Registry | Status |
|---|---|---|---|---|
| 5.172.160.0/20 |
None Specified
|
4,096 | RIPE NCC | ASSIGNED PA |
| 44.31.166.0/24 |
 Amateur Radio Digital Communications
|
256 | ARIN | ALLOCATION |
| 44.31.241.0/24 |
Amateur Radio Digital Communications
|
256 | ARIN | ALLOCATION |
| 44.32.156.0/24 |
Amateur Radio Digital Communications
|
256 | ARIN | ALLOCATION |
| 45.88.21.0/24 |
LONDON-GB-45-88-21-0
|
256 | RIPE NCC | ASSIGNED PA |
| 45.88.23.0/24 |
LONDON-GB-45-88-23-0
|
256 | RIPE NCC | ASSIGNED PA |
| 45.89.37.0/24 |
LONDON-GB-45-89-37-0
|
256 | RIPE NCC | ASSIGNED PA |
| 45.89.39.0/24 |
LONDON-GB-45-89-39-0
|
256 | RIPE NCC | ASSIGNED PA |
| 45.92.3.0/24 |
LONDON-GB-45-92-3-0
|
256 | RIPE NCC | ASSIGNED PA |
| 45.129.89.0/24 |
LONDON-GB-45-129-89-0
|
256 | RIPE NCC | ASSIGNED PA |
| 45.129.91.0/24 |
LONDON-GB-45-129-91-0
|
256 | RIPE NCC | ASSIGNED PA |
| 45.134.249.0/24 |
LONDON-GB-45-134-249-0
|
256 | RIPE NCC | ASSIGNED PA |
| 45.134.251.0/24 |
LONDON-GB-45-134-251-0
|
256 | RIPE NCC | ASSIGNED PA |
| 45.135.9.0/24 |
LONDON-GB-45-135-9-0
|
256 | RIPE NCC | ASSIGNED PA |
| 45.135.11.0/24 |
LONDON-GB-45-135-11-0
|
256 | RIPE NCC | ASSIGNED PA |
| 45.136.217.0/24 |
LONDON-GB-45-136-217-0
|
256 | RIPE NCC | ASSIGNED PA |
| 45.136.219.0/24 |
LONDON-GB-45-136-219-0
|
256 | RIPE NCC | ASSIGNED PA |
| 45.138.77.0/24 |
LONDON-GB-45-138-77-0
|
256 | RIPE NCC | ASSIGNED PA |
| 45.138.79.0/24 |
LONDON-GB-45-138-79-0
|
256 | RIPE NCC | ASSIGNED PA |
| 45.139.33.0/24 |
LONDON-GB-45-139-33-0
|
256 | RIPE NCC | ASSIGNED PA |
| 45.139.35.0/24 |
LONDON-GB-45-139-35-0
|
256 | RIPE NCC | ASSIGNED PA |
| 45.139.229.0/24 |
LONDON-GB-45-139-229-0
|
256 | RIPE NCC | ASSIGNED PA |
| 45.139.231.0/24 |
LONDON-GB-45-139-231-0
|
256 | RIPE NCC | ASSIGNED PA |
| 45.140.69.0/24 |
LONDON-GB-45-140-69-0
|
256 | RIPE NCC | ASSIGNED PA |
| 45.140.71.0/24 |
LONDON-GB-45-140-71-0
|
256 | RIPE NCC | ASSIGNED PA |
| 45.140.134.0/24 |
LONDON-GB-45-140-134-0
|
256 | RIPE NCC | ASSIGNED PA |
| 45.140.215.0/24 |
LONDON-GB-45-140-215-0
|
256 | RIPE NCC | ASSIGNED PA |
| 45.141.49.0/24 |
LONDON-GB-45-141-49-0
|
256 | RIPE NCC | ASSIGNED PA |
| 45.141.51.0/24 |
LONDON-GB-45-141-51-0
|
256 | RIPE NCC | ASSIGNED PA |
| 45.142.205.0/24 |
LONDON-GB-45-142-205-0
|
256 | RIPE NCC | ASSIGNED PA |
| 45.142.207.0/24 |
LONDON-GB-45-142-207-0
|
256 | RIPE NCC | ASSIGNED PA |
| 45.144.157.0/24 |
LONDON-GB-45-144-157-0
|
256 | RIPE NCC | ASSIGNED PA |
| 45.144.159.0/24 |
LONDON-GB-45-144-159-0
|
256 | RIPE NCC | ASSIGNED PA |
| 81.2.64.0/18 |
None Specified
|
16,384 | RIPE NCC | ASSIGNED PA |
| 81.187.0.0/16 |
Office Lan
|
65,536 | RIPE NCC | ASSIGNED PA |
| 81.187.30.0/23 |
Blue Square Lan
|
512 | RIPE NCC | ASSIGNED PA |
| 90.155.0.0/18 |
Andrews & Arnold LTD
|
16,384 | RIPE NCC | ALLOCATED PA |
| 90.155.0.0/22 |
Andrews & Arnold LTD
|
1,024 | RIPE NCC | ALLOCATED PA |
| 90.155.0.0/24 |
Andrews & Arnold LTD
|
256 | RIPE NCC | ALLOCATED PA |
| 90.155.4.0/22 |
None Specified
|
1,024 | RIPE NCC | ASSIGNED PA |
| 90.155.53.0/24 |
Telehouse North Lan
|
256 | RIPE NCC | ASSIGNED PA |
| 90.155.62.0/24 |
None Specified
|
256 | RIPE NCC | ASSIGNED PA |
| 90.155.64.0/19 |
None Specified
|
8,192 | RIPE NCC | ASSIGNED PA |
| 90.155.67.0/24 |
Andrews & Arnold LTD
|
256 | RIPE NCC | ALLOCATED PA |
| 90.155.96.0/20 |
Andrews & Arnold LTD
|
4,096 | RIPE NCC | ALLOCATED PA |
| 91.190.97.0/24 |
LONDON-GB-91-190-97-0
|
256 | RIPE NCC | ASSIGNED PA |
| 91.190.105.0/24 |
LONDON-GB-91-190-105-0
|
256 | RIPE NCC | ASSIGNED PA |
| 91.200.61.0/24 |
MICHAEL SIMPSON
|
256 | RIPE NCC | ASSIGNED PI |
| 91.208.66.0/24 |
Officenet Systems LTD
|
256 | RIPE NCC | ASSIGNED PI |
| 91.240.176.0/24 |
Thrall Horde
|
256 | RIPE NCC | ASSIGNED PI |
| 91.242.172.0/24 |
Sdmc Consulting Limited
|
256 | RIPE NCC | ASSIGNED PI |
| 91.244.239.0/24 |
Eye Pea Ltd.
|
256 | RIPE NCC | ASSIGNED PI |
| 93.187.168.0/24 |
Village Networks Ltd.
|
256 | RIPE NCC | ALLOCATED PA |
| 109.205.152.0/22 |
AVBLOCK1
|
1,024 | RIPE NCC | ASSIGNED PA |
| 109.205.156.0/24 |
AVBLOCK2
|
256 | RIPE NCC | ASSIGNED PA |
| 176.110.118.0/24 |
DEDICATED PROGRAMMES LTD
|
256 | RIPE NCC | ASSIGNED PI |
| 176.123.222.0/24 |
Borg Electronics
|
256 | RIPE NCC | ASSIGNED PI |
| 178.211.150.0/24 |
LONDON-GB-178-211-150-0
|
256 | RIPE NCC | ASSIGNED PA |
| 178.238.144.0/20 |
None Specified
|
4,096 | RIPE NCC | ASSIGNED PA |
| 185.6.132.0/23 |
Kijoma Broadband
|
512 | RIPE NCC | ASSIGNED PA |
| 188.191.132.0/22 |
Philip Cullen Limited
|
1,024 | RIPE NCC | ASSIGNED PI |
| 192.67.4.0/24 |
Westhawk Ltd.
|
256 | RIPE NCC | LEGACY |
| 192.150.92.0/24 |
Andrews & Arnold LTD
|
256 | RIPE NCC | LEGACY |
| 193.239.174.0/23 |
Milliways Investments LTD
|
512 | RIPE NCC | ASSIGNED PI |
| 194.4.172.0/22 |
None Specified
|
1,024 | RIPE NCC | ASSIGNED PA |
| 194.60.203.0/24 |
Peter Ilieve
|
256 | RIPE NCC | ASSIGNED PI |
| 194.62.124.0/24 |
Thomas Keating LTD
|
256 | RIPE NCC | ASSIGNED PI |
| 194.70.3.0/24 |
The Flirble Organisation
|
256 | RIPE NCC | ASSIGNED PA |
| 217.169.0.0/19 |
None Specified
|
8,192 | RIPE NCC | ASSIGNED PA |
| Prefix | Organization | Size | Registry | Status |
|---|---|---|---|---|
| 2001:678:3c4::/48 |
Officenet Systems LTD
|
1.2089× 1024 | RIPE NCC | ASSIGNED PI |
| 2001:678:c40::/48 |
James Colderwood
|
1.2089× 1024 | RIPE NCC | ASSIGNED PI |
| 2001:67c:1270::/48 |
MICHAEL SIMPSON
|
1.2089× 1024 | RIPE NCC | ASSIGNED PI |
| 2001:67c:2058::/48 |
Gary Hawkins
|
1.2089× 1024 | RIPE NCC | ASSIGNED PI |
| 2001:67c:2a40::/48 |
Thrall Horde
|
1.2089× 1024 | RIPE NCC | ASSIGNED PI |
| 2001:67c:2a4c::/48 |
James Beck
|
1.2089× 1024 | RIPE NCC | ASSIGNED PI |
| 2001:67c:2e80::/48 |
Chris Boot
|
1.2089× 1024 | RIPE NCC | ASSIGNED PI |
| 2001:8b0::/48 |
A&a Servers And Machines
|
1.2089× 1024 | RIPE NCC | ASSIGNED |
| 2001:8b0::/34 |
A&a Servers And Machines
|
1.9807× 1028 | RIPE NCC | ASSIGNED |
| 2001:8b0::/32 |
A&a Servers And Machines
|
7.9228× 1028 | RIPE NCC | ASSIGNED |
| 2001:8b0:1::/48 |
None Specified
|
1.2089× 1024 | RIPE NCC | ASSIGNED |
| 2001:8b0:1628::/48 |
None Specified
|
1.2089× 1024 | RIPE NCC | ASSIGNED |
| 2001:8b0:4000::/36 |
Andrews & Arnold LTD
|
4.9518× 1027 | RIPE NCC | ALLOCATED-BY-RIR |
| 2001:8b6::/32 |
Andrews & Arnold LTD
|
7.9228× 1028 | RIPE NCC | ALLOCATED-BY-RIR |
| 2001:8b6:1::/48 |
Andrews & Arnold LTD
|
1.2089× 1024 | RIPE NCC | ALLOCATED-BY-RIR |
| 2001:8b6:2::/48 |
Andrews & Arnold LTD
|
1.2089× 1024 | RIPE NCC | ALLOCATED-BY-RIR |
| 2001:8b6:3::/48 |
Andrews & Arnold LTD
|
1.2089× 1024 | RIPE NCC | ALLOCATED-BY-RIR |
| 2a00:8e00:1::/48 |
Yorkshire Tech Adsl
|
1.2089× 1024 | RIPE NCC | AGGREGATED-BY-LIR |
| 2a03:3a40:2000::/48 |
Home Allocation
|
1.2089× 1024 | RIPE NCC | ALLOCATED-BY-LIR |
Peers
AS20712 actively fosters the following peering relationships that enhance network performance through direct, settlement-free traffic exchange. Even with a modest number of peers, each connection serves as a strategic asset—optimizing routing, reducing latency, and minimizing transit costs.
AS917
AS1031
AS1267
AS1828
AS3170
AS3214
AS3216
AS3741
AS4455
AS4637
AS5398
AS5413
AS5713
AS6233
AS6424
AS6894
AS6939
AS7195
AS7575
AS8218
AS8220
AS8426
AS8455
AS9009
AS9044
AS12552
AS12969
AS13030
AS13237
AS14537
AS14630
AS15412
AS16552
AS17639
AS18106
AS20562
AS20764
AS24482
AS25091
AS25160
AS25369
AS28792
AS29075
AS30844
AS31742
AS32590
AS34177
AS34288
AS34549
AS34927
AS35266
AS35280
AS37100
AS37468
AS37497
AS37662
AS37721
AS38880
AS39120
AS39122
AS39351
AS41327
AS41811
AS42473
AS45352
AS47957
AS48070
AS48362
AS49544
AS50300
AS50304
AS51185
AS52075
AS52320
AS58511
AS61568
AS62167
AS62275
AS63927
AS132337
AS137409
AS207841
AS213241
AS263152
AS271253
AS398465
Upstreams
AS20712 connects to the global Internet via at least 5 upstream providers. In this setup, AS20712 acts as a customer, subscribing to these transit services to obtain full BGP routing information and ensure reliable, redundant access to external networks.
Downstreams
AS20712 serves as a transit provider the following ASes, delivering the BGP routes needed for global connectivity. This downstream relationship underscores AS20712's role in extending Internet access beyond its own infrastructure.