Data as of Nov 10, 2026
203.158.76.8/29
No anonymizer space · no proxy exits in 30 daysBritish Telecommunications Limited · space held by BT Global Communication India
Registrations in this block
The registry's network records over this block, widest first, each under its parent.
| Range | Addresses | Netname | Holder | Type | Created | Abuse contact |
|---|---|---|---|---|---|---|
| 203.158.64.0/19 | 8,192 | BTGC | BT Global Communication India (ORG-BGCI1-AP) · IN | ALLOCATED PORTABLE | — | ipaddman@ |
| └ 203.158.76.0/23 | 512 | BT-AS5400-CC65 | BT Global Fabric customers | ALLOCATED NON-PORTABLE | — | ipadmin@ |
| └ 203.158.76.8/29 | 8 | BT-GF-203158076008 | BT Global Fabric customers | ALLOCATED NON-PORTABLE | — | abuse@ |
Network & registry
Announced by
Covering announcement 203.158.76.0/23
- Prefix
- 203.158.76.0/23
- Announced by
- AS5400 British Telecommunications Limited
- Type
- Unknown
- RPKI
- RPKI valid
- Netname
- BT-AS5400-CC65
- Registrant
- BT Global Fabric customers
- RIR
- APNIC
Registry
Holder
- Organization
- BT Global Communication India
- Handle
- ORG-BGCI1-AP
- Range
- 203.
158. 64. 0/ 19 - Registration type
- ALLOCATED PORTABLE
- Reallocated to
- BT Global Fabric customers
- Reallocated range
- 203.
158. 76. 0/ 23 - Reallocation type
- ALLOCATED NON-PORTABLE
Origin network
AS5400
GB
- Name
- British Telecommunications Limited
- Type
- Internet provider
- Registered
- Aug 15, 1995
- Domain
- bt.net
- Website
- www.bt.net
- Industry
- Internet Service Provider (ISP)
- Spamhaus ASN-DROP
- not listed
Routing timeline
Who has announced 203.158.76.0/23
203.158.76.0/23
Routing history
- Pattern
- Stable
- First seen
- Jun 2025
- Current origin since
- Jun 2025 · 1.4 yr
- Origin networks
- 1
RPKI
Route origin authorizations
| ROA prefix | ASN | Max len | Anchor | Verdict |
|---|---|---|---|---|
| 203.158.76.0/23 | AS5400 | /23 | APNIC | RPKI valid |
IRR
Route objects on 203.158.76.0/23
| Origin | Registry | Description | Maintainer | Modified |
|---|---|---|---|---|
| AS5400 | APNIC | BT Global Communication India | MAINT-IN-BTGC | Jun 25, 2025 |
Whois
Registration for this announcement
- Range
- 203.
158. 76. 0/ 23 - Netname
- BT-AS5400-CC65
- Registrant
- BT Global Fabric customers
- Registrant country
- SG
- Organization
- BT Global Fabric customers
- Org country
- SG
- Type
- ALLOCATED NON-PORTABLE
- Created
- Not stated by the registry
- Updated
- Dec 11, 2025
- Maintainer
- MAINT-GB-BTGFNAAS
- RIR
- APNIC
- Country
- IN
- Delegated
- Sep 15, 2005
- Status
- assigned
Report abuse
Abuse contact
- ipadmin@
bt. com - Name
- ABUSE INBTGF
- Handle
- AI1081-AP