172.99.136.0/22 - BGP Prefix
IPv4ARINallocated RPKI Valid
CIDR
172.99.136.0/22
IP Version
IPv4
Addresses
1K
Mask
/22 (255.255.252.0)
Country
🇭🇰 Hong Kong
City
Central
RIR
ARIN
Status
allocated
Allocated
2021-01-05
Announced BGP Routes
0 of 0 routesRPKI:
IRR:
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| Prefix | Origin AS | RPKI | IRR | Last Seen |
|---|---|---|---|---|
| This prefix is not announced as a whole. Parts of it are announced as more-specific prefixes, see below. | ||||
More-Specific Announcements
5 more-specific announcements| Prefix | Origin AS | RPKI | IRR | Last Seen |
|---|---|---|---|---|
| 172.99.136.0/23 | AS396856 AS-SHARON - Sharon Networks, LLC | Valid | - | 2026-10-11 |
| 172.99.136.0/24 | AS396856 AS-SHARON - Sharon Networks, LLC | Valid | - | 2026-10-11 |
| 172.99.137.0/24 | AS396856 AS-SHARON - Sharon Networks, LLC | Valid | - | 2026-10-11 |
| 172.99.138.0/24 | AS396856 AS-SHARON - Sharon Networks, LLC | Valid | - | 2026-10-11 |
| 172.99.139.0/24 | AS396856 AS-SHARON - Sharon Networks, LLC | Valid | - | 2026-10-11 |
RPKI ROAs
Transfer History
Registry transfers of 172.99.136.0/22, blocks inside it, or blocks containing it.
- 172.99.128.0/17M&A ·
| Date | Resource | From | To | Type |
|---|---|---|---|---|
| 172.99.128.0/17 | M&A |
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 ARIN regionWho bought and sold address space recently
API
Open https://api.ipctl.io/v1/prefix/172.99.136.0/22Returns prefix allocation, BGP routes, and more-specific subnets.
curl -s "https://api.ipctl.io/v1/prefix/172.99.136.0/22" | jq
External Links