185.33.166.0/23 - GTT BACKBONE GTT Communications (AS3257)
CIDR
185.33.166.0/23
IP Version
IPv4
Addresses
512
Mask
/23 (255.255.254.0)
Country
🇳🇱 The Netherlands
City
Amsterdam (Amsterdam-Zuidoost)
RIR
RIPE NCC
Status
announced
Allocated
-
Announced BGP Routes
1 of 1 routeRPKI:
IRR:
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| Prefix | Origin AS | RPKI | IRR | Last Seen |
|---|---|---|---|---|
| 185.33.166.0/23 | AS3257 GTT-BACKBONE GTT Communications Inc. | No ROA | RIPE | 2026-10-13 |
IRR Route Objects
| Origin | Registry | Maintainer | Modified |
|---|---|---|---|
| AS3257 | RIPE | AS3257-ROUTE-MNT | 2020-05-14 |
More Specific Prefixes
| Prefix | AS | Country | Status |
|---|---|---|---|
| 185.33.166.0/24 | 🇳🇱NL | assigned | |
| 185.33.167.0/24 | 🇳🇱NL | assigned |
Transfer History
Registry transfers of 185.33.166.0/23, blocks inside it, or blocks containing it.
- 185.33.164.0/22M&A ·
- 185.33.164.0/22M&A ·
| Date | Resource | From | To | Type |
|---|---|---|---|---|
| 185.33.164.0/22 | GTT Netherlands B.V. | Interoute Cloud Netherlands B.V. | M&A | |
| 185.33.164.0/22 | Xconnect24 B.V. | GTT Netherlands B.V. | M&A |
Related Prefixes
More prefixes of AS3257
All prefixes of AS3257 →Geolocation
Country🇳🇱The NetherlandsNL
RegionNorth Holland
CityAmsterdam (Amsterdam-Zuidoost)
Coordinates52.3535, 5.0065 ↗
Abuse Contact
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/185.33.166.0/23Returns prefix allocation, BGP routes, and more-specific subnets.
curl -s "https://api.ipctl.io/v1/prefix/185.33.166.0/23" | jq
External Links