83.148.128.0/18 - GTT BACKBONE GTT Communications (AS3257)
CIDR
83.148.128.0/18
IP Version
IPv4
Addresses
16.3K
Mask
/18 (255.255.192.0)
Country
🇨🇦 Canada
City
Toronto
RIR
RIPE NCC
Status
allocated
Allocated
2004-03-01
Announced BGP Routes
1 of 1 routeRPKI:
IRR:
Swipe sideways to see all columns →
| Prefix | Origin AS | RPKI | IRR | Last Seen |
|---|---|---|---|---|
| 83.148.128.0/18 | AS3257 GTT-BACKBONE GTT Communications Inc. | No ROA | RIPE | 2026-10-11 |
More-Specific Announcements
20 more-specific announcementsIRR Route Objects
| Origin | Registry | Maintainer | Modified |
|---|---|---|---|
| AS3257 | RIPE | AS3257-ROUTE-MNT | 2026-08-26 |
More Specific Prefixes
Transfer History
Registry transfers of 83.148.128.0/18, blocks inside it, or blocks containing it.
- 83.148.128.0/18M&A ·
- 83.148.128.0/18M&A ·
- 83.148.128.0/18M&A ·
Related Prefixes
Geolocation
Country🇨🇦CanadaCA
CityToronto
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/83.148.128.0/18Returns prefix allocation, BGP routes, and more-specific subnets.
curl -s "https://api.ipctl.io/v1/prefix/83.148.128.0/18" | jq
External Links