SysEleven GmbH
Cluster stats
Netblocks665
All fragments 673 blocks across 2 clusters
Cluster ID191593309
RegistryBGP
Customersfind customers using this network →
Evidence & provenance ?
Attribution unresolved
Shared handles clustered on 17 shared RIR contact/maintainer handles
Registry names 3 distinct registrant names across these blocks
full provenance (JSON) → · how attribution works

IP Ranges (665)

showing 50 of 665 — see all⬇ export CSV (free export limited to 500 rows — subscribe for the full export)
CIDR Org name Registry Status Confidence
37.44.0.0/21 SysEleven GmbH BGP ANNOUNCED ● high
37.49.152.0/21 SysEleven GmbH BGP ANNOUNCED ● high
37.123.104.0/21 SysEleven GmbH BGP ANNOUNCED ● high
77.247.80.0/21 SysEleven GmbH BGP ANNOUNCED ● high
80.239.219.224/28 SysEleven GmbH RIPE ASSIGNED PA ● high
81.27.70.0/24 SysEleven GmbH BGP ANNOUNCED ● high
109.68.224.0/21 SysEleven GmbH BGP ANNOUNCED ● high
147.93.208.0/22 SysEleven GmbH BGP ANNOUNCED ● high
151.252.40.0/21 SysEleven GmbH BGP ANNOUNCED ● high
176.74.56.0/21 SysEleven GmbH BGP ANNOUNCED ● high
185.46.136.0/22 SysEleven GmbH BGP ANNOUNCED ● high
185.54.232.0/22 SysEleven GmbH BGP ANNOUNCED ● high
185.56.104.0/23 SysEleven GmbH BGP ANNOUNCED ● high
185.56.106.0/24 SysEleven GmbH BGP ANNOUNCED ● high
185.56.128.0/21 SysEleven GmbH BGP ANNOUNCED ● high
185.245.101.0/24 SysEleven GmbH BGP ANNOUNCED ● high
185.245.102.0/24 SysEleven GmbH BGP ANNOUNCED ● high
185.245.103.0/24 SysEleven GmbH BGP ANNOUNCED ● high
195.192.128.0/18 SysEleven GmbH BGP ANNOUNCED ● high
195.192.128.0/21 SysEleven GmbH BGP ANNOUNCED ● high
2001:2030:12::/48 SysEleven GmbH RIPE ASSIGNED ● high
2a00:13c8::/32 SysEleven GmbH BGP ANNOUNCED ● high
2a00:13c8:3::/48 SysEleven GmbH BGP ANNOUNCED ● high
2a00:7fc0::/33 SysEleven GmbH BGP ANNOUNCED ● high
2a00:7fc0:8000::/48 SysEleven GmbH BGP ANNOUNCED ● high
2a04:d480::/38 SysEleven GmbH BGP ANNOUNCED ● high
2a04:d480:400::/38 SysEleven GmbH BGP ANNOUNCED ● high
2a04:d480:800::/38 SysEleven GmbH BGP ANNOUNCED ● high
2a04:d480:2400::/38 SysEleven GmbH BGP ANNOUNCED ● high
2a04:d480:2c00::/38 SysEleven GmbH BGP ANNOUNCED ● high
2a04:d480:4400::/38 SysEleven GmbH BGP ANNOUNCED ● high
2a04:d480:4800::/38 SysEleven GmbH BGP ANNOUNCED ● high
2a11:4141:2001::/48 SysEleven GmbH BGP ANNOUNCED ● high
109.68.226.72/29 SysEleven GmbH RIPE ASSIGNED PA ● medium
185.46.137.92/31 SysEleven GmbH RIPE ASSIGNED PA ● medium
185.46.137.128/27 SysEleven GmbH RIPE ASSIGNED PA ● medium
193.96.224.0/25 FREIFUNK-HAMBURG RIPE ASSIGNED PA ● medium
193.96.224.128/25 FREIFUNK-HAMBURG RIPE ASSIGNED PA ● medium
31.99.192.0/21 SysEleven GmbH RIPE ALLOCATED PA ● low
37.44.0.0/21 SysEleven GmbH RIPE ALLOCATED PA ● low
37.44.0.0/24 SysEleven GmbH RIPE ASSIGNED PA ● low
37.44.1.0/31 SysEleven GmbH RIPE ASSIGNED PA ● low
37.44.1.2/31 SysEleven GmbH RIPE ASSIGNED PA ● low
37.44.1.4/31 SysEleven GmbH RIPE ASSIGNED PA ● low
37.44.1.6/31 SysEleven GmbH RIPE ASSIGNED PA ● low
37.44.1.8/29 SysEleven GmbH RIPE ASSIGNED PA ● low
37.44.1.16/28 SysEleven GmbH RIPE ASSIGNED PA ● low
37.44.1.32/29 SysEleven GmbH RIPE ASSIGNED PA ● low
37.44.1.40/29 SysEleven GmbH RIPE ASSIGNED PA ● low
37.44.1.48/29 SysEleven GmbH RIPE ASSIGNED PA ● low

Network trust

what's this?
RPKI hygiene: A how networks compare →
99.7% of checked blocks have valid RPKI ROA coverage (663 of 665)
Possible discrepancies (3)

These blocks are registered to SysEleven GmbH but cryptographically authorized for a different, unrelated network (2 distinct holders) — often M&A history, multi-homing, or outsourced/managed hosting, occasionally worth a closer look.

2001:2030:12::/48 /48 authorized for AS1299 — Arelion Sweden AB
91.247.160.0/24 /24 authorized for AS5405 — Inter.link GmbH
81.27.70.0/24 /24 authorized for AS5405 — Inter.link GmbH

NIC Handles

AC30003-RIPE AS12731-MNT AS25291 AS43902 AS49130 DUMY-RIPE DUMY-RIPE FFRL-RIPE INTERDOTLINK-MNT ORG-SG352-RIPE ORG-SG57-RIPE RIPE-NCC-HM-MNT +5 more