AS21003
General Post and Telecommunication Company (GPTC)
Reputation · trust score
A transparent 0–100 signal. Every entity starts at a neutral baseline of 65; threat-intel blocklists, exposure, reverse-DNS, routing and allocation each adjust it up or down. Higher is more trustworthy.
- Baseline (neutral) 65
- Isp allocation +5
- Trust score 70 / 100
Experimental · trust-vectors model v1.2.0 — a transparent heuristic, not a definitive verdict. How it works →
Network profile
Source: PeeringDB →AS21003 — global IP footprint
Cities where AS21003 has measurable IPv4 allocation. Click any dot to open that city's page. Size and color scale with IP count.
Top CIDR ranges
BGP Announced Prefixes
Live BGP anomalies →Prefixes AS21003 actually originates in BGP, observed across our RIPE RIS collectors. This live routing view can differ from the registry allocation above.
| Prefix | Announcement samples | Last seen |
|---|---|---|
| 154.73.28.0/24 | 277,540 | 2026-09-10 12:18:20 |
| 154.73.29.0/24 | 277,513 | 2026-09-10 12:18:20 |
| 154.73.30.0/24 | 277,474 | 2026-09-10 12:18:20 |
| 41.254.73.0/24 | 200,132 | 2026-09-10 12:16:22 |
| 41.254.53.0/24 | 193,408 | 2026-09-10 12:15:44 |
| 102.214.104.0/24 | 178,952 | 2026-09-10 12:18:15 |
| 41.254.71.0/24 | 166,177 | 2026-09-10 12:16:22 |
| 41.208.97.0/24 | 158,704 | 2026-09-10 12:16:22 |
| 41.208.118.0/24 | 156,739 | 2026-09-10 12:16:22 |
| 41.208.85.0/24 | 156,720 | 2026-09-10 12:16:22 |
| 41.208.88.0/24 | 156,660 | 2026-09-10 12:16:22 |
| 41.208.119.0/24 | 156,653 | 2026-09-10 12:16:22 |
| 41.208.122.0/24 | 156,596 | 2026-09-10 12:16:22 |
| 41.208.120.0/24 | 156,589 | 2026-09-10 12:16:22 |
| 41.208.83.0/24 | 156,585 | 2026-09-10 12:16:22 |
| 41.208.115.0/24 | 156,545 | 2026-09-10 12:16:22 |
| 41.208.74.0/24 | 156,543 | 2026-09-10 12:16:22 |
| 41.208.75.0/24 | 156,516 | 2026-09-10 12:16:22 |
| 41.208.125.0/24 | 156,513 | 2026-09-10 12:16:22 |
| 41.208.64.0/24 | 156,512 | 2026-09-10 12:16:22 |
| 41.208.96.0/24 | 156,511 | 2026-09-10 12:16:22 |
| 41.208.69.0/24 | 156,510 | 2026-09-10 12:16:22 |
| 41.208.98.0/24 | 156,505 | 2026-09-10 12:16:22 |
| 41.208.121.0/24 | 156,503 | 2026-09-10 12:16:22 |
| 41.208.110.0/24 | 156,490 | 2026-09-10 12:16:22 |
| 41.208.100.0/24 | 156,475 | 2026-09-10 12:16:22 |
| 41.208.84.0/24 | 156,466 | 2026-09-10 12:16:22 |
| 41.208.108.0/24 | 156,463 | 2026-09-10 12:16:22 |
| 41.208.93.0/24 | 156,461 | 2026-09-10 12:16:22 |
| 41.208.66.0/24 | 156,461 | 2026-09-10 12:16:22 |
| 41.208.65.0/24 | 156,459 | 2026-09-10 12:16:22 |
| 41.208.77.0/24 | 156,457 | 2026-09-10 12:16:22 |
| 41.208.114.0/24 | 156,448 | 2026-09-10 12:16:22 |
| 41.208.89.0/24 | 156,439 | 2026-09-10 12:16:22 |
| 41.208.113.0/24 | 156,436 | 2026-09-10 12:16:22 |
| 41.208.71.0/24 | 156,436 | 2026-09-10 12:16:22 |
| 41.208.81.0/24 | 156,436 | 2026-09-10 12:16:22 |
| 41.208.104.0/24 | 156,433 | 2026-09-10 12:16:22 |
| 41.208.102.0/24 | 156,426 | 2026-09-10 12:16:22 |
| 41.208.92.0/24 | 156,421 | 2026-09-10 12:16:22 |
| 41.208.105.0/24 | 156,412 | 2026-09-10 12:16:22 |
| 41.208.68.0/24 | 156,411 | 2026-09-10 12:16:22 |
| 41.208.72.0/24 | 156,410 | 2026-09-10 12:16:22 |
| 41.208.95.0/24 | 156,407 | 2026-09-10 12:16:22 |
| 41.208.76.0/24 | 156,395 | 2026-09-10 12:16:22 |
| 41.208.78.0/24 | 156,388 | 2026-09-10 12:16:22 |
| 41.208.107.0/24 | 156,386 | 2026-09-10 12:16:22 |
| 41.208.90.0/24 | 156,386 | 2026-09-10 12:16:22 |
| 41.208.67.0/24 | 156,378 | 2026-09-10 12:16:22 |
| 41.208.126.0/24 | 156,368 | 2026-09-10 12:16:22 |
Showing top 50 of 168 announced prefixes by sample volume.
Frequently Asked Questions
What is AS21003?
AS21003 is an Autonomous System Number assigned to General Post and Telecommunication Company (GPTC). An ASN identifies a network that controls a specific set of IP addresses and determines how traffic is routed across the internet via BGP (Border Gateway Protocol).
How many IP addresses does AS21003 announce?
AS21003 announces 302.6K IPv4 addresses distributed across 15 routed CIDR prefixes. The network is registered in Libya.
Who operates AS21003?
AS21003 is operated by General Post and Telecommunication Company (GPTC). The organization is based in Libya. You can view all IP ranges and related ASNs on the organization page.
What country is AS21003 registered in?
AS21003 is registered in Libya. This indicates where the network operator is headquartered, though the IP addresses it announces may serve users globally.
