Data as of Nov 13, 2026
223.31.76.0/24
No anonymizer space · no proxy exits in 30 daysSify Limited
Announcements
Less specific
Covering announcements
| Prefix | Origin | Type | Proxy exits | Holder | RPKI |
|---|---|---|---|---|---|
| 223.31.76.0/22 since Oct 2015 | AS9583 | Internet provider | Sify Limited | ||
| 223.30.0.0/15 since Sep 2026 | AS9583 | Internet provider | 52 2 always on | Sify 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 |
|---|---|---|---|---|---|---|
| 223.30.0.0/15 | 131,072 | SIFYNET-IN | Sify Limited | ALLOCATED PORTABLE | — | abuse@ |
| └ 223. | 4,096 | SIFYINET | Allocated to Calcutta corporate customers | ASSIGNED NON-PORTABLE | — | abuse@ |
Network & registry
Registry
Holder
- Organization
- Sify Limited
- Range
- 223.
30. 0. 0/ 15 - Registration type
- ALLOCATED PORTABLE
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
Covering aggregate above, the prefix's own history below
Summary
Routing history
- Pattern
- Stable
- First seen
- Jan 2022
- Current origin since
- Dec 2023 · 3.0 yr
- Origin networks
- 1
RPKI
Route origin authorizations
| ROA prefix | ASN | Max len | Anchor | Verdict |
|---|---|---|---|---|
| 223.31.76.0/22 | AS9583 | /24 | APNIC | RPKI valid |
IRR
Route objects on the exact prefix
| Origin | Registry | Description | Maintainer | Modified |
|---|---|---|---|---|
| AS9583 | APNIC | Sify IP address space | MAINT-IN-IRINN | Dec 14, 2025 |
Whois
Registration for this announcement
- Range
- 223.
31. 63. 0 - 223. 31. 78. 255 - Netname
- SIFYINET
- Registrant
- Allocated to Calcutta corporate customers
- Registrant country
- IN
- Organization
- Allocated to Calcutta corporate customers
- Org country
- IN
- Type
- ASSIGNED NON-PORTABLE
- Created
- Not stated by the registry
- Updated
- Sep 27, 2025
- Maintainer
- MAINT-IN-SIFY
- RIR
- APNIC
- Country
- IN
- Delegated
- Aug 30, 2010
- Status
- assigned
Report abuse
Abuse contact
- abuse@
sifycorp. com - Name
- IRT-SIFYNET-IN
- Handle
- IRT-SIFYNET-IN