37.221.88.0/22
🇨🇿CIDR
37.221.88.0/22
IP Version
IPv4
Addresses
1K
Mask
/22 (255.255.252.0)
Country
🇨🇿 Czech Republic
RIR
RIPENCC
Status
allocated
Allocated
11/12/2018
Announced BGP Routes
1 of 1 routeRPKI:
IRR:
| Prefix | Origin AS | RPKI | IRR | Last Seen |
|---|---|---|---|---|
| 37.221.88.0/22 | AS201730DataSpring Cloud4com s.r.o. | Valid | RIPE | 5/31/2026 |
Covering Prefix
4 less-specific announcements| Prefix | Origin AS | RPKI | IRR | Last Seen |
|---|---|---|---|---|
| 37.221.88.0/24 | AS201730DataSpring Cloud4com s.r.o. | Valid | — | 5/31/2026 |
| 37.221.89.0/24 | AS201730DataSpring Cloud4com s.r.o. | Valid | — | 5/31/2026 |
| 37.221.90.0/24 | AS201730DataSpring Cloud4com s.r.o. | Valid | — | 5/31/2026 |
| 37.221.91.0/24 | AS201730DataSpring Cloud4com s.r.o. | Valid | — | 5/31/2026 |
RPKI ROAs
| Prefix | Origin | Max Length | Trust Anchor |
|---|---|---|---|
| 37.221.88.0/22 | AS201730 | /24 | ripe |
IRR Route Objects
| Origin | Registry | Maintainer | Modified |
|---|---|---|---|
| AS201730 | RIPE | MNT-ICT | 7/17/2019 |
More Specific Prefixes
| Prefix | AS | Country | Status |
|---|---|---|---|
| 37.221.88.0/24 | AS201730 | 🇨🇿CZ | assigned |
| 37.221.91.0/24 | AS201730 | 🇨🇿CZ | assigned |
| 37.221.90.0/24 | AS201730 | 🇨🇿CZ | assigned |
| 37.221.89.0/24 | AS201730 | 🇨🇿CZ | assigned |
Origin ASN
AS201730
DataSpring Cloud4com s.r.o.
Geolocation
Country🇨🇿Czech RepublicCZ
Coordinates49.8175, 15.4730 ↗
Abuse Contact
API
Open https://api.ipctl.io/v1/prefix/37.221.88.0/22Returns prefix allocation, BGP routes, and more-specific subnets.
curl -s "https://api.ipctl.io/v1/prefix/37.221.88.0/22" | jq
External Links