Data as of Nov 10, 2026
221.135.185.0/24
No anonymizer space · no proxy exits in 30 daysSify 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 |
|---|---|---|---|---|---|---|
| 221.134.0.0/15 | 131,072 | SIFYNET-IN | Sify Limited | ALLOCATED PORTABLE | — | abuse@ |
| └ 221. | 255 | Sifyinfranet | Sify Infrastructure | ASSIGNED NON-PORTABLE | — | complain@ |
| └ 221. | 192 | I-FLEX | unknown | ASSIGNED NON-PORTABLE | — | complain@ |
| └ 221.135.185.216/29 | 8 | ACNEILSON | ACNEILSON | ASSIGNED NON-PORTABLE | — | complain@ |
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 | |
|---|---|---|---|---|
| Internet provider | 248 | 97% | 2 | |
| Business | 8 | 3.1% | 1 |
Network & registry
Origin network
AS9583
IN
- Name
- Sify Limited
- Type
- Internet provider
- Registered
- Jul 23, 1999
- Domain
- sifycorp.com
- Website
- www.sifycorp.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
- Oct 2005
- Current origin since
- Nov 2022 · 4.0 yr
- Origin networks
- 1
Whois
Registration for this announcement
- Range
- 221.
134. 0. 0/ 15 - Netname
- SIFYNET-IN
- Registrant
- Sify Limited
- Registrant country
- IN
- Organization
- Sify Limited
- Org country
- IN
- Type
- ALLOCATED PORTABLE
- Created
- Not stated by the registry
- Updated
- Aug 11, 2025
- Maintainer
- MAINT-IN-IRINN
- RIR
- APNIC
- Country
- IN
- Delegated
- Jan 14, 2005
- Status
- assigned
Report abuse
Abuse contact
- abuse@
sifycorp. com - Name
- IRT-SIFYNET-IN
- Handle
- IRT-SIFYNET-IN