Arch Capital Services LLC
Data as of 2026-07-26
BGP inherited
Cluster stats
| Netblocks | 54 · 11,120 IPv4 addresses |
| IPv6 | 9 prefixes (largest 2620:13f:8000::/48) |
| Registered in | United States (27) · United Kingdom (16) · Netherlands (2) |
| All fragments | 71 blocks across 2 clusters |
| Cluster ID | 213868002 |
| Registry | BGP |
| Customers | find customers using this network → |
Evidence & provenance ?
| Attribution | BGP parent (inherited) |
| Shared handles | clustered on 13 shared RIR contact/maintainer handles |
| Registry names | 6 distinct registrant names across these blocks |
| full provenance (JSON) → · how attribution works · report an issue | |
Footprint over time
6 weekly snapshots · JSON
54
-3 netblocks since 2026-07-05
2026-07-05
peak 58
2026-07-26
IP Ranges (54)
showing 50 of 54 — see all — ⬇ export CSV| CIDR | Org name | Registry | Status | Confidence |
|---|---|---|---|---|
| 8.45.114.0/24 | Arch Capital Services LLC | BGP | ANNOUNCED | ● high |
| 8.245.30.0/24 | Arch Capital Services LLC | BGP | ANNOUNCED | ● high |
| 12.145.65.0/24 | Arch Capital Services LLC | BGP | ANNOUNCED | ● high |
| 38.108.191.0/24 | Arch Capital Services LLC | BGP | ANNOUNCED | ● high |
| 91.196.5.0/24 | Arch Capital Services LLC | BGP | ANNOUNCED | ● high |
| 149.5.34.0/24 | Arch Capital Services LLC | BGP | ANNOUNCED | ● high |
| 154.59.105.0/24 | Arch Capital Services LLC | BGP | ANNOUNCED | ● high |
| 192.81.191.0/24 | Arch Capital Services LLC | BGP | ANNOUNCED | ● high |
| 199.254.65.0/24 | Arch Capital Services LLC | BGP | ANNOUNCED | ● high |
| 199.254.66.0/24 | Arch Capital Services LLC | BGP | ANNOUNCED | ● high |
| 199.254.67.0/24 | Arch Capital Services LLC | BGP | ANNOUNCED | ● high |
| 199.254.68.0/24 | Arch Capital Services LLC | BGP | ANNOUNCED | ● high |
| 199.254.72.0/24 | Arch Capital Services LLC | BGP | ANNOUNCED | ● high |
| 199.254.73.0/24 | Arch Capital Services LLC | BGP | ANNOUNCED | ● high |
| 199.254.74.0/23 | Arch Capital Services LLC | BGP | ANNOUNCED | ● high |
| 199.254.76.0/24 | Arch Capital Services LLC | BGP | ANNOUNCED | ● high |
| 199.254.77.0/24 | Arch Capital Services LLC | BGP | ANNOUNCED | ● high |
| 199.254.78.0/24 | Arch Capital Services LLC | BGP | ANNOUNCED | ● high |
| 199.254.79.0/24 | Arch Capital Services LLC | BGP | ANNOUNCED | ● high |
| 199.254.80.0/24 | Arch Capital Services LLC | BGP | ANNOUNCED | ● high |
| 199.254.87.0/24 | Arch Capital Services LLC | BGP | ANNOUNCED | ● high |
| 199.254.92.0/24 | Arch Capital Services LLC | BGP | ANNOUNCED | ● high |
| 199.254.93.0/24 | Arch Capital Services LLC | BGP | ANNOUNCED | ● high |
| 199.254.94.0/24 | Arch Capital Services LLC | BGP | ANNOUNCED | ● high |
| 205.166.172.0/24 | Arch Capital Services LLC | BGP | ANNOUNCED | ● high |
| 2620:13f:8000::/48 | Arch Capital Services LLC | BGP | ANNOUNCED | ● high |
| 2620:13f:8001::/48 | Arch Capital Services LLC | BGP | ANNOUNCED | ● high |
| 5.175.81.28/30 | ARCH_CAPITAL_SERVICES_INC | RIPE | ASSIGNED PA | ● low |
| 87.252.198.48/30 | ARCH_CAPITAL_SERVICES_INC | RIPE | ASSIGNED PA | ● low |
| 199.254.64.0/21 | Arch Capital Services LLC | ARIN | DIRECT ALLOCATION | ● low |
| 199.254.72.0/21 | Arch Capital Services LLC | ARIN | DIRECT ALLOCATION | ● low |
| 199.254.80.0/20 | Arch Capital Services LLC | ARIN | DIRECT ALLOCATION | ● low |
| 212.133.2.0/24 | Arch-Capital-Services-Inc | RIPE | ASSIGNED PA | ● low |
| 213.228.206.120/29 | ARCH-CAPITAL-SERVICES-LLC-GTT | RIPE | ASSIGNED PA | ● low |
| 213.228.206.200/29 | ARCH-CAPITAL-SERVICES-LLC-GTT | RIPE | ASSIGNED PA | ● low |
| 213.228.207.88/29 | ARCH-CAPITAL-SERVICES-LLC-GTT | RIPE | ASSIGNED PA | ● low |
| 213.228.207.104/29 | ARCH-CAPITAL-SERVICES-LLC-GTT | RIPE | ASSIGNED PA | ● low |
| 213.228.223.8/29 | ARCH-CAPITAL-SERVICES-LLC-GTT | RIPE | ASSIGNED PA | ● low |
| 213.228.223.32/29 | ARCH-CAPITAL-SERVICES-LLC-GTT | RIPE | ASSIGNED PA | ● low |
| 213.228.224.128/29 | ARCH-CAPITAL-SERVICES-LLC-GTT | RIPE | ASSIGNED PA | ● low |
| 213.228.227.104/29 | ARCH-CAPITAL-SERVICES-LLC-GTT | RIPE | ASSIGNED PA | ● low |
| 213.228.227.112/29 | ARCH-CAPITAL-SERVICES-LLC-GTT | RIPE | ASSIGNED PA | ● low |
| 213.235.4.112/29 | ARCH-CAPITAL-SERVICES-LLC-GTT | RIPE | ASSIGNED PA | ● low |
| 213.235.4.136/29 | ARCH-CAPITAL-SERVICES-LLC-GTT | RIPE | ASSIGNED PA | ● low |
| 213.235.24.176/29 | ARCH-CAPITAL-SERVICES-LLC-GTT | RIPE | ASSIGNED PA | ● low |
| 213.235.32.0/29 | ARCH-CAPITAL-SERVICES-GTT | RIPE | ASSIGNED PA | ● low |
| 213.244.150.0/24 | Arch-Capital-Services-Inc | RIPE | ASSIGNED PA | ● low |
| 2001:668:1f:ffd6::/64 | ARCH-CAPITAL-SERVICES-GTT | RIPE | ASSIGNED | ● low |
| 2001:668:1f:ffd7::/64 | ARCH-CAPITAL-SERVICES-GTT | RIPE | ASSIGNED | ● low |
| 2001:668:1f:ffee::/64 | ARCH-CAPITAL-SERVICES-LLC-GTT | RIPE | ASSIGNED | ● low |
IPv6 ranges (9)
Network trust
what's this?
RPKI hygiene: D
how networks compare →
29.6%
of checked blocks have valid RPKI ROA coverage
(16 of 54)
No discrepancies found among checked blocks.
NIC Handles
AB34802-RIPE
ACS-1141
AEA21-ARIN
AEA21-ARIN
AEA21-ARIN
AS3257-IPAM-MNT
AS398808
DUMY-RIPE
DUMY-RIPE
EQUINIX-MNT
LEVEL3-MNT
QUZAUK
+1 more