STL FIBERCO LTD

BGP inherited
Cluster stats
Netblocks32 · 3,033 IPv4 addresses
Registered in Japan (8) · Hong Kong (7) · United States (4) · Nigeria (2) · Hungary (1) · India (1)
Cluster ID208878556
RegistryAFRINIC
Customersfind customers using this network →
Evidence & provenance ?
Attribution BGP parent (inherited)
Shared handles clustered on 22 shared RIR contact/maintainer handles
Registry names 23 distinct registrant names across these blocks
full provenance (JSON) → · how attribution works

Footprint over time

5 weekly snapshots · JSON
44 0 netblocks since 2026-07-05
2026-07-05 peak 44 2026-07-19

IP Ranges (32)

⬇ export CSV
CIDR Org name Registry Status Confidence
102.213.243.0/24 STL FIBERCO LTD BGP ANNOUNCED ● high
199.127.248.0/23 STL-HOU-DP ARIN ASSIGNMENT ● high
36.255.204.0/25 STL-AP-IST-DP APNIC ALLOCATED NON-PORTABLE ● low
36.255.204.128/27 STL-AP-GYD-DP APNIC ALLOCATED NON-PORTABLE ● low
36.255.204.160/27 STL-AP-EVN-DP APNIC ALLOCATED NON-PORTABLE ● low
36.255.204.192/27 STL-AP-TBS-DP APNIC ALLOCATED NON-PORTABLE ● low
36.255.205.0/24 STL-AP-SYD-DP APNIC ALLOCATED NON-PORTABLE ● low
36.255.206.0/24 STL-AP-NRT-DP APNIC ALLOCATED NON-PORTABLE ● low
36.255.207.0/24 STL-AP-NRT-M2 APNIC ALLOCATED NON-PORTABLE ● low
102.213.243.0/24 STL FIBERCO LTD AFRINIC ALLOCATED PA ● low
103.209.252.0/25 STL-AP-HKG-DP APNIC ALLOCATED NON-PORTABLE ● low
103.209.252.128/26 STL-AP-MFM-DP APNIC ALLOCATED NON-PORTABLE ● low
103.209.252.192/26 STL-AP-HKG-DP APNIC ALLOCATED NON-PORTABLE ● low
103.209.253.0/24 STL-AP-PNQ-DP APNIC ALLOCATED NON-PORTABLE ● low
103.209.255.0/25 STL-AP-TLV-DP APNIC ALLOCATED NON-PORTABLE ● low
103.209.255.128/27 STL-AP-LCA-DP APNIC ALLOCATED NON-PORTABLE ● low
103.209.255.160/27 STL-AP-AMM-DP APNIC ALLOCATED NON-PORTABLE ● low
103.209.255.192/26 STL-AP-BEY-DP APNIC ALLOCATED NON-PORTABLE ● low
185.147.212.0/25 STL-PAR-DP RIPE ASSIGNED PA ● low
185.147.212.128/26 STL-JER-DP RIPE ASSIGNED PA ● low
185.147.212.192/26 STL-PAR-DP RIPE ASSIGNED PA ● low
194.143.246.8/29 STL-J RIPE ASSIGNED PA ● low
203.76.140.152/29 STL-RG APNIC ASSIGNED NON-PORTABLE ● low
2404:5d80:6000::/40 STL-AP-SYD-DP APNIC ALLOCATED NON-PORTABLE ● low
2404:5d80:6600::/40 STL-AP-HKG-DP APNIC ALLOCATED NON-PORTABLE ● low
2404:5d80:7200::/40 STL-AP-TLV-DP APNIC ALLOCATED NON-PORTABLE ● low
2404:5d80:7400::/40 STL-AP-PNQ-DP APNIC ALLOCATED NON-PORTABLE ● low
2404:5d80:7800::/40 STL-AP-NRT-DP APNIC ALLOCATED NON-PORTABLE ● low
2404:5d80:8200::/40 STL-AP-IST-DP APNIC ALLOCATED NON-PORTABLE ● low
2404:5d80:8600::/40 STL-AP-NRT-M2 APNIC ALLOCATED NON-PORTABLE ● low
2a03:efc0:8200::/40 STL-BCN-DP RIPE ASSIGNED ● low
2a03:efc0:8600::/40 STL-HEL-DP RIPE ASSIGNED ● low

Possibly related to this organisation

what's this?
Sub-allocations under carriers
IP blocks an ISP reassigned to a similarly-named customer — decoded from the ISP's own naming convention, not a direct registration.

Network trust

what's this?
RPKI hygiene: B how networks compare →
93.8% of checked blocks have valid RPKI ROA coverage (30 of 32)
Possible discrepancies (14)

These blocks are registered to STL FIBERCO LTD but cryptographically authorized for a different, unrelated network (3 distinct holders) — often M&A history, multi-homing, or outsourced/managed hosting, occasionally worth a closer look.

2a03:efc0:8200::/40 /40 authorized for AS62651 — Strong Technology, LLC.
2a03:efc0:8600::/40 /40 authorized for AS62651 — Strong Technology, LLC.
2404:5d80:6000::/40 /40 authorized for AS62651 — Strong Technology, LLC.
2404:5d80:6600::/40 /40 authorized for AS62651 — Strong Technology, LLC.
2404:5d80:7200::/40 /40 authorized for AS62651 — Strong Technology, LLC.
2404:5d80:7400::/40 /40 authorized for AS140952 — Strong Technology, LLC
2404:5d80:7800::/40 /40 authorized for AS62651 — Strong Technology, LLC.
2404:5d80:8200::/40 /40 authorized for AS62651 — Strong Technology, LLC.
2404:5d80:8600::/40 /40 authorized for AS9009 — M247 Europe SRL
199.127.248.0/23 /23 authorized for AS62651 — Strong Technology, LLC.
36.255.205.0/24 /24 authorized for AS62651 — Strong Technology, LLC.
103.209.253.0/24 /24 authorized for AS140952 — Strong Technology, LLC
36.255.206.0/24 /24 authorized for AS62651 — Strong Technology, LLC.
36.255.207.0/24 /24 authorized for AS9009 — M247 Europe SRL

NIC Handles

ABUSE2369-ARIN AFRINIC-HM-MNT AS12301-MNT AS2142-AP AS329199 C11467402 DUMY-RIPE DUMY-RIPE GG21-AFRINIC IPADM341-ARIN IPADM341-ARIN JH1655-AP +10 more