221.135.25.0/24 - Sify Limited (AS9583)
CIDR
221.135.25.0/24
IP Version
IPv4
Addresses
256
Mask
/24 (255.255.255.0)
Country
🇮🇳 India
City
Chennai (Kasturba Nagar)
RIR
APNIC
Status
announced
Allocated
-
Announced BGP Routes
1 of 1 routeRPKI:
IRR:
Swipe sideways to see all columns →
| Prefix | Origin AS | RPKI | IRR | Last Seen |
|---|---|---|---|---|
| 221.135.25.0/24 | AS9583 SIFY-AS-IN - Sify Limited | Valid | APNIC | 2026-10-13 |
RPKI ROAs
| Prefix | Origin | Max Length | Trust Anchor |
|---|---|---|---|
| 221.135.25.0/24 | AS9583 | /24 | apnic |
IRR Route Objects
| Origin | Registry | Maintainer | Modified |
|---|---|---|---|
| AS9583 | APNIC | MAINT-IN-SIFY | 2025-12-14 |
More Specific Prefixes
| Prefix | AS | Country | Status |
|---|---|---|---|
| 221.135.25.0/25 | 🇮🇳IN | assigned | |
| 221.135.25.0/26 | 🇮🇳IN | assigned | |
| 221.135.25.64/28 | 🇮🇳IN | assigned | |
| 221.135.25.80/30 | 🇮🇳IN | assigned | |
| 221.135.25.84/30 | 🇮🇳IN | assigned | |
| 221.135.25.88/29 | 🇮🇳IN | assigned | |
| 221.135.25.96/29 | 🇮🇳IN | assigned | |
| 221.135.25.104/30 | 🇮🇳IN | assigned | |
| 221.135.25.108/30 | 🇮🇳IN | assigned | |
| 221.135.25.112/29 | 🇮🇳IN | assigned | |
| 221.135.25.120/30 | 🇮🇳IN | assigned | |
| 221.135.25.128/26 | 🇮🇳IN | assigned | |
| 221.135.25.128/29 | 🇮🇳IN | assigned | |
| 221.135.25.136/29 | 🇮🇳IN | assigned | |
| 221.135.25.144/30 | 🇮🇳IN | assigned | |
| 221.135.25.148/30 | 🇮🇳IN | assigned | |
| 221.135.25.152/30 | 🇮🇳IN | assigned | |
| 221.135.25.156/30 | 🇮🇳IN | assigned | |
| 221.135.25.160/28 | 🇮🇳IN | assigned | |
| 221.135.25.176/29 | 🇮🇳IN | assigned | |
| 221.135.25.184/29 | 🇮🇳IN | assigned | |
| 221.135.25.192/27 | 🇮🇳IN | assigned | |
| 221.135.25.192/30 | 🇮🇳IN | assigned | |
| 221.135.25.224/28 | 🇮🇳IN | assigned | |
| 221.135.25.240/29 | 🇮🇳IN | assigned | |
| 221.135.25.248/30 | 🇮🇳IN | assigned | |
| 221.135.25.252/31 | 🇮🇳IN | assigned | |
| 221.135.25.254/32 | 🇮🇳IN | assigned |
Origin ASN
AS9583
SIFY-AS-IN - Sify Limited
Related Prefixes
Geolocation
Learn more
- RPKI and ROAs explainedWhat RPKI valid, invalid and no ROA mean
- RPKI validatorCheck ROA coverage for any prefix or ASN
- What is BGP?How prefixes are announced and routed
- More-specific prefixesGlossary: covering and more-specific routes
- IPv4 transfers in the APNIC regionWho bought and sold address space recently
API
Open https://api.ipctl.io/v1/prefix/221.135.25.0/24Returns prefix allocation, BGP routes, and more-specific subnets.
curl -s "https://api.ipctl.io/v1/prefix/221.135.25.0/24" | jq
External Links