57.136.20.0/22 - WhatsApp (AS11917)
CIDR
57.136.20.0/22
IP Version
IPv4
Addresses
1K
Mask
/22 (255.255.252.0)
Country
🇮🇪 Ireland
City
Dublin (Ballsbridge)
RIR
RIPE NCC
Status
announced
Allocated
-
Announced BGP Routes
1 of 1 routeRPKI:
IRR:
Swipe sideways to see all columns →
| Prefix | Origin AS | RPKI | IRR | Last Seen |
|---|---|---|---|---|
| 57.136.20.0/22 | AS11917 WHATSAPP - WhatsApp | No ROA | Other IRR | 2026-11-06 |
More-Specific Announcements
1 more-specific announcement| Prefix | Origin AS | RPKI | IRR | Last Seen |
|---|---|---|---|---|
| 57.136.20.0/24 | AS11917 WHATSAPP - WhatsApp | No ROA | - | 2026-11-06 |
IRR Route Objects
| Origin | Registry | Maintainer | Modified |
|---|---|---|---|
| AS11917 | Other IRR | MAINT-AS32934 | 2026-10-30 |
Origin ASN
AS11917
WHATSAPP - WhatsApp
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 RIPE NCC regionWho bought and sold address space recently
API
Open https://api.ipctl.io/v1/prefix/57.136.20.0/22Returns prefix allocation, BGP routes, and more-specific subnets.
curl -s "https://api.ipctl.io/v1/prefix/57.136.20.0/22" | jq
External Links