2a06:e881:53c0::/42 - FESR Florian Martin Esser (AS209859)
CIDR
2a06:e881:53c0::/42
IP Version
IPv6
Addresses
77.3Y
Mask
/42
Country
🇩🇪 Germany
City
Cologne (Chorweiler, Cologne)
RIR
RIPE
Status
announced
Allocated
-
Announced BGP Routes
1 of 1 routeRPKI:
IRR:
Swipe sideways to see all columns →
| Prefix | Origin AS | RPKI | IRR | Last Seen |
|---|---|---|---|---|
| 2a06:e881:53c0::/42 | AS209859 FESR-AS Florian Martin Esser | Valid | RIPE | 2026-10-12 |
Covering Prefix
1 less-specific announcement| Prefix | Origin AS | RPKI | IRR | Last Seen |
|---|---|---|---|---|
| 2a06:e881:5380::/41 | AS209859 FESR-AS Florian Martin Esser | Valid | - | 2026-10-12 |
RPKI ROAs
| Prefix | Origin | Max Length | Trust Anchor |
|---|---|---|---|
| 2a06:e881:5300::/40 | AS209859 | /48 | ripe |
IRR Route Objects
| Origin | Registry | Maintainer | Modified |
|---|---|---|---|
| AS209859 | RIPE | FESR-MNT | 2022-07-05 |
More Specific Prefixes
| Prefix | AS | Country | Status |
|---|---|---|---|
| 2a06:e881:53fe::/48 | 🇩🇪DE | assigned |
Transfer History
Registry transfers of 2a06:e881:53c0::/42, blocks inside it, or blocks containing it.
- 2a06:e880::/29Transfer ·
| Date | Resource | From | To | Type |
|---|---|---|---|---|
| 2a06:e880::/29 | SnapServ Ltd | Pascal Mathis trading as SnapServ Mathis | Transfer |
Origin ASN
AS209859
FESR-AS Florian Martin Esser
Related Prefixes
Geolocation
Country🇩🇪GermanyDE
RegionNorth Rhine-Westphalia
CityCologne (Chorweiler, Cologne)
Coordinates51.0148, 6.8947 ↗
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 transfer marketTransfers published by all five RIRs
API
Open https://api.ipctl.io/v1/prefix/2a06:e881:53c0::/42Returns prefix allocation, BGP routes, and more-specific subnets.
curl -s "https://api.ipctl.io/v1/prefix/2a06:e881:53c0::/42" | jq
External Links