Data as of Nov 4, 2026
61.17.17.0/24
No anonymizer space · no proxy exits in 30 daysTata Communications · space held by Tata Communications Limited
Announcements
Less specific
Covering announcements
| Prefix | Origin | Type | Holder | RPKI |
|---|---|---|---|---|
| 61.17.0.0/16 since Oct 2022 | AS4755 | Business | Tata Communications Limited |
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 |
|---|---|---|---|---|---|---|
| 61.17.0.0/16 | 65,536 | TATACOMM-IN | Tata Communications Limited (ORG-TCL6-AP) · IN | ALLOCATED PORTABLE | — | [email protected] |
| └ 61.17.16.0/21 | 2,048 | RBU_STATIC-ERNAKULAM | Used for Static Broadband Customers in Ernakulam | ASSIGNED NON-PORTABLE | — | [email protected] via TATACOMM-IN |
| └ 61.17.17.128/25 | 128 | ABT1-CMBR | VSNL Coimbatore Leased line - ABT | ASSIGNED NON-PORTABLE | — | [email protected] via RBU_STATIC-ERNAKULAM |
A contact marked “via” is the registry's: the record names none of its own, so the registry hands down its parent's.
Composition
The types across the prefix's announced space, by addresses.
Announced space
Address share
Announced space
Types across the prefix
256 addresses
| Type | Addresses | Share | Ranges | |
|---|---|---|---|---|
| Business | 128 | 50% | 1 | |
| Residential | 128 | 50% | 1 |
Network & registry
Announced by
Covering announcement 61.17.16.0/21
- Prefix
- 61.17.16.0/21
- Announced by
- AS17908 Tata Communications
- Type
- Residential
- RPKI
- RPKI valid
- Netname
- RBU_STATIC-ERNAKULAM
- Registrant
- Used for Static Broadband Customers in Ernakulam
- RIR
- APNIC
Registry
Holder
- Organization
- Tata Communications Limited
- Handle
- ORG-TCL6-AP
- Range
- 61.17.0.0/16
- Registration type
- ALLOCATED PORTABLE
Origin network
AS17908
IN
- Name
- Tata Communications
- Type
- Internet provider
- Registered
- Aug 14, 2001
- Domain
- tatacommunications.com
- Industry
- Computer and Information Technology
- Spamhaus ASN-DROP
- not listed
Routing timeline
Covering aggregate above, the prefix's own history below
61.17.16.0/21
Routing history
- Pattern
- Stable
- First seen
- Apr 2006
- Current origin since
- Nov 2008 · 18 yr
- Origin networks
- 2
- Last change of origin
- Nov 2008
Recorded history
History
- Handoffs
- 1
RPKI
Route origin authorizations
| ROA prefix | ASN | Max len | Anchor | Verdict |
|---|---|---|---|---|
| 61.17.16.0/21 | AS17908 | /21 | APNIC | RPKI valid |
| 61.17.0.0/16 | AS4755 | /16 | APNIC | Another network |
IRR
Route objects on 61.17.16.0/21
| Origin | Registry | Description | Maintainer | Modified |
|---|---|---|---|---|
| AS17908 | APNIC | Route to TCISL | MAINT-TATACOMM-IN | Nov 14, 2008 |
Whois
Registration for this announcement
- Range
- 61.17.16.0/21
- Netname
- RBU_STATIC-ERNAKULAM
- Registrant
- Used for Static Broadband Customers in Ernakulam
- Registrant country
- IN
- Organization
- Used for Static Broadband Customers in Ernakulam
- Org country
- IN
- Type
- ASSIGNED NON-PORTABLE
- Created
- Not stated by the registry
- Updated
- Sep 4, 2008
- Maintainer
- MAINT-VSNL-AP
- RIR
- APNIC
- Country
- IN
- Delegated
- Jun 12, 2002
- Status
- assigned
Report abuse
Abuse contact
- [email protected]
- Name
- ABUSE TATACOMMIN
- Handle
- AT1356-AP