37.44.228.0/22 - BGP Prefix
IPv4RIPE NCCallocated RPKI Valid
CIDR
37.44.228.0/22
IP Version
IPv4
Addresses
1K
Mask
/22 (255.255.252.0)
Country
🇨🇦 Canada
City
Montreal
RIR
RIPE NCC
Status
allocated
Allocated
2018-11-12
Announced BGP Routes
0 of 0 routesRPKI:
IRR:
Swipe sideways to see all columns →
| 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
3 more-specific announcements| Prefix | Origin AS | RPKI | IRR | Last Seen |
|---|---|---|---|---|
| 37.44.229.0/24 | AS2856 BT-UK-AS British Telecommunications Limited | Valid | - | 2026-10-12 |
| 37.44.230.0/24 | AS2856 BT-UK-AS British Telecommunications Limited | Valid | - | 2026-10-12 |
| 37.44.231.0/24 | AS2856 BT-UK-AS British Telecommunications Limited | Valid | - | 2026-10-12 |
RPKI ROAs
| Prefix | Origin | Max Length | Trust Anchor |
|---|---|---|---|
| 37.44.228.0/22 | AS834 | /24 | ripe |
IRR Route Objects
| Origin | Registry | Maintainer | Modified |
|---|---|---|---|
| AS210892 | RIPE | MB97020-MNT | 2022-09-28 |
More Specific Prefixes
| Prefix | AS | Country | Status |
|---|---|---|---|
| 37.44.228.0/23 | 🇺🇸US | assigned | |
| 37.44.229.0/24 | AS2856 | 🇬🇧GB | assigned |
| 37.44.230.0/23 | 🇺🇸US | assigned | |
| 37.44.230.0/24 | AS2856 | 🇬🇧GB | assigned |
| 37.44.231.0/24 | AS2856 | 🇬🇧GB | assigned |
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/37.44.228.0/22Returns prefix allocation, BGP routes, and more-specific subnets.
curl -s "https://api.ipctl.io/v1/prefix/37.44.228.0/22" | jq
External Links