Taiwan Intelligent Fiber Optic Network Co., Ltd.
Taiwan Intelligent Fiber Optic Network Co.,Ltd.
Data as of 2026-11-08
BGP inherited
This organisation
| Netblocks | 65 · 41,474 IPv4 addresses |
| IPv6 | 8 prefixes (largest 2400:4e80::/32) |
| Also registered under this name | 66 netblocks across 2 separate records |
| Record ID | 264714200 |
| Registry | BGP |
| Customers | see who runs inside this network → |
Evidence & provenance ?
| Attribution | BGP parent (inherited) |
| Shared handles | clustered on 4 shared RIR contact/maintainer handles |
| Registry names | 2 distinct registrant names across these blocks |
| full provenance (JSON) → · how attribution works · report an issue | |
IP Ranges (65)
⬇ export CSV| CIDR | Org name | Registry | Status | Confidence |
|---|---|---|---|---|
| 43.255.12.0/22 | Taiwan Intelligent Fiber Optic Network Co.,Ltd. | BGP | ANNOUNCED | ● high |
| 101.3.0.0/24 | Taiwan Intelligent Fiber Optic Network Co.,Ltd. | BGP | ANNOUNCED | ● high |
| 101.3.1.0/24 | Taiwan Intelligent Fiber Optic Network Co.,Ltd. | BGP | ANNOUNCED | ● high |
| 101.3.2.0/23 | Taiwan Intelligent Fiber Optic Network Co.,Ltd. | BGP | ANNOUNCED | ● high |
| 101.3.2.0/24 | Taiwan Intelligent Fiber Optic Network Co.,Ltd. | BGP | ANNOUNCED | ● high |
| 101.3.3.0/24 | Taiwan Intelligent Fiber Optic Network Co.,Ltd. | BGP | ANNOUNCED | ● high |
| 101.3.4.0/23 | Taiwan Intelligent Fiber Optic Network Co.,Ltd. | BGP | ANNOUNCED | ● high |
| 101.3.6.0/24 | Taiwan Intelligent Fiber Optic Network Co.,Ltd. | BGP | ANNOUNCED | ● high |
| 101.3.9.0/24 | Taiwan Intelligent Fiber Optic Network Co.,Ltd. | BGP | ANNOUNCED | ● high |
| 101.3.10.0/24 | Taiwan Intelligent Fiber Optic Network Co.,Ltd. | BGP | ANNOUNCED | ● high |
| 101.3.11.0/24 | Taiwan Intelligent Fiber Optic Network Co.,Ltd. | BGP | ANNOUNCED | ● high |
| 101.3.12.0/24 | Taiwan Intelligent Fiber Optic Network Co.,Ltd. | BGP | ANNOUNCED | ● high |
| 101.3.14.0/24 | Taiwan Intelligent Fiber Optic Network Co.,Ltd. | BGP | ANNOUNCED | ● high |
| 101.3.15.0/24 | Taiwan Intelligent Fiber Optic Network Co.,Ltd. | BGP | ANNOUNCED | ● high |
| 101.3.16.0/24 | Taiwan Intelligent Fiber Optic Network Co.,Ltd. | BGP | ANNOUNCED | ● high |
| 101.3.32.0/21 | Taiwan Intelligent Fiber Optic Network Co.,Ltd. | BGP | ANNOUNCED | ● high |
| 101.3.32.0/20 | Taiwan Intelligent Fiber Optic Network Co.,Ltd. | BGP | ANNOUNCED | ● high |
| 101.3.40.0/21 | Taiwan Intelligent Fiber Optic Network Co.,Ltd. | BGP | ANNOUNCED | ● high |
| 101.3.48.0/21 | Taiwan Intelligent Fiber Optic Network Co.,Ltd. | BGP | ANNOUNCED | ● high |
| 101.3.48.0/20 | Taiwan Intelligent Fiber Optic Network Co.,Ltd. | BGP | ANNOUNCED | ● high |
| 101.3.56.0/21 | Taiwan Intelligent Fiber Optic Network Co.,Ltd. | BGP | ANNOUNCED | ● high |
| 101.3.96.0/21 | Taiwan Intelligent Fiber Optic Network Co.,Ltd. | BGP | ANNOUNCED | ● high |
| 101.3.104.0/24 | Taiwan Intelligent Fiber Optic Network Co.,Ltd. | BGP | ANNOUNCED | ● high |
| 101.3.105.0/24 | Taiwan Intelligent Fiber Optic Network Co.,Ltd. | BGP | ANNOUNCED | ● high |
| 101.3.251.0/24 | Taiwan Intelligent Fiber Optic Network Co.,Ltd. | BGP | ANNOUNCED | ● high |
| 101.3.252.0/24 | Taiwan Intelligent Fiber Optic Network Co.,Ltd. | BGP | ANNOUNCED | ● high |
| 101.3.253.0/24 | Taiwan Intelligent Fiber Optic Network Co.,Ltd. | BGP | ANNOUNCED | ● high |
| 101.3.254.0/24 | Taiwan Intelligent Fiber Optic Network Co.,Ltd. | BGP | ANNOUNCED | ● high |
| 101.3.255.0/24 | Taiwan Intelligent Fiber Optic Network Co.,Ltd. | BGP | ANNOUNCED | ● high |
| 103.31.196.0/22 | Taiwan Intelligent Fiber Optic Network Co.,Ltd. | BGP | ANNOUNCED | ● high |
| 103.226.212.0/23 | Taiwan Intelligent Fiber Optic Network Co.,Ltd. | BGP | ANNOUNCED | ● high |
| 103.226.214.0/24 | Taiwan Intelligent Fiber Optic Network Co.,Ltd. | BGP | ANNOUNCED | ● high |
| 103.226.215.0/24 | Taiwan Intelligent Fiber Optic Network Co.,Ltd. | BGP | ANNOUNCED | ● high |
| 106.105.176.0/23 | Taiwan Intelligent Fiber Optic Network Co.,Ltd. | BGP | ANNOUNCED | ● high |
| 106.105.178.0/24 | Taiwan Intelligent Fiber Optic Network Co.,Ltd. | BGP | ANNOUNCED | ● high |
| 106.105.179.0/24 | Taiwan Intelligent Fiber Optic Network Co.,Ltd. | BGP | ANNOUNCED | ● high |
| 106.105.180.0/24 | Taiwan Intelligent Fiber Optic Network Co.,Ltd. | BGP | ANNOUNCED | ● high |
| 106.105.181.0/24 | Taiwan Intelligent Fiber Optic Network Co.,Ltd. | BGP | ANNOUNCED | ● high |
| 106.105.182.0/24 | Taiwan Intelligent Fiber Optic Network Co.,Ltd. | BGP | ANNOUNCED | ● high |
| 106.105.183.0/24 | Taiwan Intelligent Fiber Optic Network Co.,Ltd. | BGP | ANNOUNCED | ● high |
| 111.125.128.0/21 | Taiwan Intelligent Fiber Optic Network Co.,Ltd. | BGP | ANNOUNCED | ● high |
| 111.235.192.0/20 | Taiwan Intelligent Fiber Optic Network Co.,Ltd. | BGP | ANNOUNCED | ● high |
| 111.235.208.0/21 | Taiwan Intelligent Fiber Optic Network Co.,Ltd. | BGP | ANNOUNCED | ● high |
| 111.235.216.0/21 | Taiwan Intelligent Fiber Optic Network Co.,Ltd. | BGP | ANNOUNCED | ● high |
| 111.235.224.0/21 | Taiwan Intelligent Fiber Optic Network Co.,Ltd. | BGP | ANNOUNCED | ● high |
| 111.235.232.0/21 | Taiwan Intelligent Fiber Optic Network Co.,Ltd. | BGP | ANNOUNCED | ● high |
| 111.235.240.0/24 | Taiwan Intelligent Fiber Optic Network Co.,Ltd. | BGP | ANNOUNCED | ● high |
| 111.235.241.0/24 | Taiwan Intelligent Fiber Optic Network Co.,Ltd. | BGP | ANNOUNCED | ● high |
| 111.235.242.0/24 | Taiwan Intelligent Fiber Optic Network Co.,Ltd. | BGP | ANNOUNCED | ● high |
| 111.235.243.0/24 | Taiwan Intelligent Fiber Optic Network Co.,Ltd. | BGP | ANNOUNCED | ● high |
| 111.235.244.0/22 | Taiwan Intelligent Fiber Optic Network Co.,Ltd. | BGP | ANNOUNCED | ● high |
| 111.235.248.0/21 | Taiwan Intelligent Fiber Optic Network Co.,Ltd. | BGP | ANNOUNCED | ● high |
| 203.163.222.20/32 | Taiwan Intelligent Fiber Optic Network Co.,Ltd. | PEERINGDB | ASSIGNED | ● high |
| 210.62.255.19/32 | Taiwan Intelligent Fiber Optic Network Co.,Ltd. | PEERINGDB | ASSIGNED | ● high |
| 210.203.52.0/24 | Taiwan Intelligent Fiber Optic Network Co.,Ltd. | BGP | ANNOUNCED | ● high |
| 210.203.56.0/22 | Taiwan Intelligent Fiber Optic Network Co.,Ltd. | BGP | ANNOUNCED | ● high |
| 210.203.60.0/22 | Taiwan Intelligent Fiber Optic Network Co.,Ltd. | BGP | ANNOUNCED | ● high |
| 2400:4e80::/32 | Taiwan Intelligent Fiber Optic Network Co.,Ltd. | BGP | ANNOUNCED | ● high |
| 2400:4e80:1000::/48 | Taiwan Intelligent Fiber Optic Network Co.,Ltd. | BGP | ANNOUNCED | ● high |
| 2400:4e80:79fa::/48 | Taiwan Intelligent Fiber Optic Network Co.,Ltd. | BGP | ANNOUNCED | ● high |
| 2400:4e80:79fb::/48 | Taiwan Intelligent Fiber Optic Network Co.,Ltd. | BGP | ANNOUNCED | ● high |
| 2400:4e80:79fc::/48 | Taiwan Intelligent Fiber Optic Network Co.,Ltd. | BGP | ANNOUNCED | ● high |
| 2400:4e80:79ff::/48 | Taiwan Intelligent Fiber Optic Network Co.,Ltd. | BGP | ANNOUNCED | ● high |
| 2400:4e80:a104::/48 | Taiwan Intelligent Fiber Optic Network Co.,Ltd. | BGP | ANNOUNCED | ● high |
| 2400:4e80:a105::/48 | Taiwan Intelligent Fiber Optic Network Co.,Ltd. | BGP | ANNOUNCED | ● high |
IPv6 ranges (8)
Footprint over time
20 weekly snapshots · JSON
65
+1 netblocks since 2026-07-05
2026-07-05
peak 65
2026-11-08
Network trust
what's this?
RPKI hygiene: A
how networks compare →
100.0%
of checked blocks have valid RPKI ROA coverage
(65 of 65)
Possible discrepancies (3)
These blocks are registered to Taiwan Intelligent Fiber Optic Network Co.,Ltd. but cryptographically authorized for a different, unrelated network (1 distinct holder) — often M&A history, multi-homing, or outsourced/managed hosting, occasionally worth a closer look.
| 210.203.56.0/22 /22 | authorized for AS17709 — Asia Pacific Telecom |
| 210.203.60.0/22 /22 | authorized for AS17709 — Asia Pacific Telecom |
| 210.203.52.0/24 /24 | authorized for AS17709 — Asia Pacific Telecom |
NIC Handles
AS131584
AS131584
MAINT-TW-ABOVENET
MAINT-TW-TWNIC