Data as of Nov 3, 2026
137.221.0.0/20
No anonymizer space · no proxy exits in 30 daysComms365 Limited
Announcements
Nesting
More-specifics by size
Sized by addresses, colored by each announcement's type. Click a tile with children to zoom in, a leaf to open it.
More specific
Announcements inside
| Prefix | Origin | Type | Holder | RPKI |
|---|---|---|---|---|
| 137.221.0.0/23 since Dec 2023 | AS49765 | Internet provider | Comms365 Limited | |
| 137.221.2.0/24 since Sep 2018 | AS49765 | Internet provider | Comms365 Limited | |
| 137.221.3.0/24 since Nov 2018 | AS49765 | Internet provider | Comms365 Limited | |
| 137.221.4.0/24 since Dec 2019 | AS49765 | Internet provider | Comms365 Limited | |
| 137.221.5.0/24 since Nov 2019 | AS49765 | Internet provider | Comms365 Limited | |
| 137.221.7.0/24 since May 2018 | AS49765 | Internet provider | Comms365 Limited | |
| 137.221.8.0/24 since Feb 2024 | AS49765 | Internet provider | Comms365 Limited | |
| 137.221.9.0/24 since Feb 2024 | AS49765 | Internet provider | Comms365 Limited | |
| 137.221.10.0/23 since Apr 2017 | AS49765 | Internet provider | Comms365 Limited | |
| 137.221.12.0/24 since Aug 2021 | AS49765 | Internet provider | Comms365 Limited | |
| 137.221.13.0/24 since Jun 2019 | AS49765 | Internet provider | Comms365 Limited | |
| 137.221.14.0/24 since May 2024 | AS49765 | Internet provider | Comms365 Limited | |
| 137.221.15.0/24 since Feb 2024 | AS49765 | Internet provider | Comms365 Limited |
Registrations in this block
The registry's network records over the announcement: those covering it, widest first, then every record inside it, under its parent.
| Range | Addresses | Netname | Holder | Type | Created | Abuse contact |
|---|---|---|---|---|---|---|
| 137.221.0.0 - 137.221.23.255 | 6,144 | UK-C365LIMITED-19900110 | Comms365 Limited (ORG-CL121-RIPE) · GB | ALLOCATED PA | May 19, 2015 | [email protected] |
| └ 137.221.0.0/20 | 4,096 | COMMS365-INFRASTRUCTURE | Customer Connections | ASSIGNED PA | Jun 29, 2015 | [email protected] via UK-C365LIMITED-19900110 |
A contact marked “via” is the registry's: the record names none of its own, so the registry hands down its parent's.
Network & registry
Registry
Holder
- Organization
- Comms365 Limited
- Handle
- ORG-CL121-RIPE
- Range
- 137.221.0.0 - 137.221.23.255
- Registration type
- ALLOCATED PA
- Record created
- May 19, 2015
Origin network
AS49765
GB
- Name
- Comms365 Limited
- Type
- Internet provider
- Registered
- Sep 8, 2009
- Domain
- comms365.com
- Industry
- Internet Service Provider (ISP)
- Spamhaus ASN-DROP
- not listed
Routing timeline
Who has announced this prefix
Summary
Routing history
- Pattern
- Stable
- First seen
- Jul 2015
- Current origin since
- Mar 2025 · 1.6 yr
- Origin networks
- 1
Whois
Registration for this announcement
- Range
- 137.221.0.0/20
- Netname
- COMMS365-INFRASTRUCTURE
- Registrant
- Customer Connections
- Registrant country
- GB
- Organization
- Customer Connections
- Org country
- GB
- Type
- ASSIGNED PA
- Created
- Jun 29, 2015
- Updated
- Jun 29, 2015
- Maintainer
- COMMS365-MNT
- RIR
- RIPE NCC
- Country
- GB
- Delegated
- Jan 10, 1990
- Status
- assigned
Report abuse
Abuse contact
- [email protected]
- Name
- abuse mailbox
- Handle
- ABUS365