Atos IT Services UK Ltd
AS Number
21369
- Registered on
- 15 Nov 2001 (24 years old)
- Registered to
- uk.atosuk (ripe)
- Network status
- Active, Allocated under RIPE
- Network type
- Content
- Prefixes Originated
- 46 IPv4, 0 IPv6
| Prefix | Description | |
|---|---|---|
|
157.203.6.0/23 | Atos IT Services UK Ltd |
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157.203.6.0/24 | Atos IT Services UK Ltd |
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157.203.7.0/24 | Atos IT Services UK Ltd |
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157.203.36.0/23 | Atos IT Services UK Ltd |
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157.203.36.0/24 | Atos IT Services UK Ltd |
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157.203.37.0/24 | Atos IT Services UK Ltd |
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157.203.40.0/24 | Atos IT Services UK Ltd |
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157.203.40.0/23 | Atos IT Services UK Ltd |
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157.203.41.0/24 | Atos IT Services UK Ltd |
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157.203.42.0/24 | Atos IT Services UK Ltd |
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157.203.42.0/23 | Atos IT Services UK Ltd |
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157.203.43.0/24 | Atos IT Services UK Ltd |
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157.203.48.0/24 | Atos IT Services UK Ltd |
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157.203.48.0/23 | Atos IT Services UK Ltd |
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157.203.49.0/24 | Atos IT Services UK Ltd |
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157.203.52.0/23 | Atos IT Services UK Ltd |
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157.203.52.0/24 | Atos IT Services UK Ltd |
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157.203.53.0/24 | Atos IT Services UK Ltd |
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157.203.56.0/23 | Atos IT Services UK Ltd |
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157.203.56.0/24 | Atos IT Services UK Ltd |
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157.203.57.0/24 | Atos IT Services UK Ltd |
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157.203.58.0/23 | Atos IT Services UK Ltd |
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157.203.59.0/24 | Atos IT Services UK Ltd |
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157.203.60.0/23 | Atos IT Services UK Ltd |
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157.203.60.0/24 | Atos IT Services UK Ltd |
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157.203.61.0/24 | Atos IT Services UK Ltd |
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157.203.62.0/23 | Atos IT Services UK Ltd |
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157.203.62.0/24 | Atos IT Services UK Ltd |
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157.203.92.0/23 | Atos IT Services UK Ltd |
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157.203.120.0/24 | Atos IT Services UK Ltd |
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157.203.120.0/23 | Atos IT Services UK Ltd |
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157.203.176.0/23 | Atos IT Services UK Ltd |
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157.203.176.0/24 | Atos IT Services UK Ltd |
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157.203.177.0/24 | Atos IT Services UK Ltd |
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157.203.178.0/23 | Atos IT Services UK Ltd |
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157.203.178.0/24 | Atos IT Services UK Ltd |
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157.203.179.0/24 | Atos IT Services UK Ltd |
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157.203.180.0/24 | Atos IT Services UK Ltd |
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157.203.180.0/23 | Atos IT Services UK Ltd |
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157.203.181.0/24 | Atos IT Services UK Ltd |
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157.203.242.0/23 | Atos IT Services UK Ltd |
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157.203.242.0/24 | Atos IT Services UK Ltd |
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157.203.243.0/24 | Atos IT Services UK Ltd |
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157.203.254.0/24 | Atos IT Services UK Ltd |
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157.203.254.0/23 | Atos IT Services UK Ltd |
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157.203.255.0/24 | Atos IT Services UK Ltd |
Network Policy
Click here to learn more about what this graph means and what makes up a network policy
Chart Display Options
Prefixes in selected policy
How are upstreams and downstreams calculated?
Upstreams
| ASN | Description | IPv4 | IPv6 | |
|---|---|---|---|---|
|
AS198949 | Radware | ✔ | ✘ |
|
|
AS8220 | COLT | ✔ | ✘ |
|
|
AS2856 | British Telecommunications | ✔ | ✘ |
|
AS702 | Verizon Business - EMEA | ✔ | ✘ |
Peers
| ASN | Description | IPv4 | IPv6 | |
|---|---|---|---|---|
|
AS198949 | Radware | ✔ | ✘ |
|
AS8220 | COLT | ✔ | ✘ |
|
AS2856 | British Telecommunications | ✔ | ✘ |
|
AS702 | Verizon Business - EMEA | ✔ | ✘ |
aut-num: AS21369 as-name: SEMA-UK-AS org: ORG-AISU1-RIPE remarks: Will advertise network 192.12.43.0/24 remarks: ------------------------------------------------------ remarks: * remarks: Verizon Peering remarks: * remarks: ------------------------------------------------------ import: from AS702 action pref=100; accept ANY export: to AS702 announce AS21369 remarks: ------------------------------------------------------ remarks: * remarks: Level3 Peering remarks: * remarks: ------------------------------------------------------ import: from AS3356 action pref=100; accept ANY import: from AS3549 action pref=100; accept ANY export: to AS3356 announce AS21369 export: to AS3549 announce AS21369 remarks: ------------------------------------------------------ remarks: * remarks: Zayo Peering remarks: * remarks: ------------------------------------------------------ import: from AS6461 action pref=100; accept ANY export: to AS6461 announce AS21369 remarks: ------------------------------------------------------ remarks: * remarks: ConvergenceGroup Peering remarks: * remarks: ------------------------------------------------------ import: from AS41811 action pref=100; accept ANY export: to AS41811 announce AS21369 remarks: ------------------------------------------------------ remarks: * remarks: BGP Off-ramping Peering remarks: * remarks: ------------------------------------------------------ import: from AS198949 action pref=100; accept ANY export: to AS198949 announce AS21369 remarks: ------------------------------------------------------ remarks: * remarks: Legacy peerings for review remarks: * remarks: ------------------------------------------------------ export: to AS8918 announce AS21369 import: from AS8918 action pref=100; accept ANY import: from AS2856 action pref=100; accept ANY default: to AS2856 action pref=100; networks ANY remarks: ------------------------------------------------------ remarks: * remarks: Last modified by Shared Services 03-01-2023 admin-c: DUMY-RIPE tech-c: DUMY-RIPE status: ASSIGNED mnt-by: RIPE-NCC-END-MNT mnt-by: SEMA-UK-AS-MNT created: 2001-11-15T09:27:21Z last-modified: 2023-01-03T10:00:37Z source: RIPE remarks: **************************** remarks: * THIS OBJECT IS MODIFIED remarks: * Please note that all data that is generally regarded as personal remarks: * data has been removed from this object. remarks: * To view the original object, please query the RIPE Database at: remarks: * http://www.ripe.net/whois remarks: **************************** organisation: ORG-AISU1-RIPE org-name: Atos IT Services UK Ltd country: GB org-type: LIR address: Dummy address for ORG-AISU1-RIPE # Email removed, Log into bgp.tools to see whois emails abuse-c: AA30342-RIPE mnt-by: SEMA-UK-AS-MNT mnt-ref: SEMA-UK-AS-MNT mnt-ref: RIPE-NCC-HM-MNT mnt-by: RIPE-NCC-HM-MNT created: 2013-05-30T09:12:57Z last-modified: 2022-12-16T16:54:22Z source: RIPE remarks: **************************** remarks: * THIS OBJECT IS MODIFIED remarks: * Please note that all data that is generally regarded as personal remarks: * data has been removed from this object. remarks: * To view the original object, please query the RIPE Database at: remarks: * http://www.ripe.net/whois remarks: ****************************Last Update: 2026-03-11T03:23:52Z UTC
Member of the following AS-SETs
| - | Member | ASN Count |
|---|---|---|
| LEVEL3 | as-level3-origins-eu | 0 |
| RIPE | as47696:as-atosoriginuk | 2 |
| RIPE | as-cwcusteu | 88237 |
| LEVEL3 | as-level3-origins-na | 0 |
| RIPE | as-btgb-cust | 260 |
| RADB | as198949:as-sd | 3461 |
| RIPE | as-demoncust | 38 |
| RIPE | as8220:as-coltuk | 741 |
| RIPE | as-gblxeu | 273 |
| RIPE | as-convergence | 12 |
| LEVEL3 | as-sprint-origins | 7309 |