Data as of Nov 4, 2026
61.17.117.0/24
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 |
|---|---|---|---|---|
| 61.17.112.0/20 since Jan 2012 | AS17908 | Internet provider | Tata Communications Limited | |
| 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 | — | 4755abuse@ |
| └ 61.17.112.0/21 | 2,048 | RBU_ | Used for Static Broadband Customers in Delhi | ASSIGNED NON-PORTABLE | — | 4755abuse@ via TATACOMM-IN |
| └ 61.17.117.0/26 | 64 | York-Telecom2_ | VSNL Chandigarh Leased line - York Telecom | ASSIGNED NON-PORTABLE | — | 4755abuse@ via RBU_STATIC-DELHI |
| └ 61.17.117.64/28 | 16 | IGSP_ | VSNL Chandigarh Leased line - IGSP | ASSIGNED NON-PORTABLE | — | 4755abuse@ via RBU_STATIC-DELHI |
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 | |
|---|---|---|---|---|
| Residential | 176 | 69% | 1 | |
| Business | 80 | 31% | 2 |
Network & registry
Announced by
Covering announcement 61.17.112.0/21
- Prefix
- 61.17.112.0/21
- Announced by
- AS17908 Tata Communications
- Type
- Residential
- RPKI
- RPKI valid
- Netname
- RBU_
STATIC-DELHI - Registrant
- Used for Static Broadband Customers in Delhi
- 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
61.17.112.0/21
Routing history
- Pattern
- Stable
- First seen
- Apr 2010
- Current origin since
- Apr 2010 · 17 yr
- Origin networks
- 1
RPKI
Route origin authorizations
| ROA prefix | ASN | Max len | Anchor | Verdict |
|---|---|---|---|---|
| 61.17.112.0/21 | AS17908 | /21 | APNIC | RPKI valid |
| 61.17.112.0/20 | AS17908 | /20 | APNIC | Too specific |
| 61.17.0.0/16 | AS4755 | /16 | APNIC | Another network |
Whois
Registration for this announcement
- Range
- 61.
17. 112. 0/ 21 - Netname
- RBU_
STATIC-DELHI - Registrant
- Used for Static Broadband Customers in Delhi
- Registrant country
- IN
- Organization
- Used for Static Broadband Customers in Delhi
- 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
- 4755abuse@
tatacommunications. com - Name
- ABUSE TATACOMMIN
- Handle
- AT1356-AP