HomeASN LookupAS25291

AS25291

🇩🇪

SYSELEVEN SysEleven GmbHORG-SG57-RIPE

SysEleven GmbH

RIPENCCallocated
Announced Prefixes (BGP)
27total
17 IPv410 IPv6
IPv4 Addresses ⓘ
Allocated (RIR)39,168
Announced (BGP)39,168
IPv6 Addresses ⓘ
Allocated (RIR)7.9×10^28
Announced (BGP)1.2×10^29
Prefix Limit (IPv4)
50
Prefix Limit (IPv6)
50
Country
🇩🇪 DE
RIR
RIPENCC
Status
allocated
Allocated
12/7/2009

Announced Prefixes

(BGP)27
|
Prefix
RPKI
IRR
Last Seen
37.44.0.0/21
 Valid
RIPE
5/16/2026
37.49.152.0/21
 Valid
RIPE
5/16/2026
37.123.104.0/21
 Valid
RIPE
5/16/2026
77.247.80.0/21
 Valid
RIPE
5/16/2026
109.68.224.0/21
 Valid
RIPE
5/16/2026
147.93.208.0/22
 Valid
RIPE
5/16/2026
151.252.40.0/21
 Valid
RIPE
5/16/2026
176.74.56.0/21
 Valid
RIPE
5/16/2026
185.46.136.0/22
 Valid
RIPE
5/16/2026
185.54.232.0/22
 Valid
RIPE
5/16/2026
1–10 of 27
1 / 3

Allocated Prefixes

(RIR)19
Prefix
Country
RIR
Status
37.44.0.0/21🇩🇪 DERIPENCCallocated
37.49.152.0/21🇩🇪 DERIPENCCallocated
37.123.104.0/21🇩🇪 DERIPENCCallocated
77.247.80.0/21🇩🇪 DERIPENCCallocated
109.68.224.0/21🇩🇪 DERIPENCCallocated
147.93.208.0/22🇩🇪 DERIPENCCassigned
151.252.40.0/21🇩🇪 DERIPENCCallocated
176.74.56.0/21🇩🇪 DERIPENCCallocated
185.46.136.0/22🇩🇪 DERIPENCCallocated
185.54.232.0/22🇩🇪 DERIPENCCallocated
1–10 of 19
1 / 2

Downstream Customers(1)

ASNName
AS211286🇩🇪MEASUREMENT-NETWORK Tobias Fiebig
ASPA
No ASPA0 upstreams, 1 downstream
Listed as Upstream Provider by
1 ASN
View full ASPA details →
Abuse Contact
External Links
RIPE WhoisHurricane Electric BGPRIPEstatPeeringDB
API
Open
GEThttps://api.ipctl.io/v1/asn/25291

Returns ASN details, announced prefixes, and BGP routing data.

curl -s "https://api.ipctl.io/v1/asn/25291" | jq