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
- Enterprise allocation +4
- Trust score 69 / 100
Experimental · trust-vectors model v1.2.0 — a transparent heuristic, not a definitive verdict. How it works →
About Cable & Wireless
Cable & Wireless plc was a British telecommunications company.
AS1124 — global IP footprint
Cities where AS1124 has measurable IPv4 allocation. Click any dot to open that city's page. Size and color scale with IP count.
Top CIDR ranges
| CIDR | IPs | PTR Density | Organization | Country | State | City |
|---|---|---|---|---|---|---|
| 145.18.0.0/16 | 65.5K |
7.3%
|
UVA-NL Universiteit van Amsterdam | NL | North Holland | Amsterdam |
| 145.109.0.0/16 | 65.5K |
84.0%
|
UVA-NL Universiteit van Amsterdam | NL | North Holland | Amsterdam |
| 146.50.0.0/16 | 65.5K |
48.9%
|
UVA-NL Universiteit van Amsterdam | NL | North Holland | Haarlem |
BGP Announced Prefixes
Live BGP anomalies →Prefixes AS1124 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 |
|---|---|---|
| 145.18.0.0/16 | 37,922 | 2026-09-11 17:26:20 |
| 145.109.128.0/17 | 37,842 | 2026-09-11 17:26:20 |
| 145.109.0.0/17 | 37,822 | 2026-09-11 17:26:20 |
| 146.50.0.0/16 | 26,920 | 2026-09-11 17:26:20 |
Frequently Asked Questions
What is AS1124?
AS1124 is an Autonomous System Number assigned to IDDQD-AS. 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 AS1124 announce?
AS1124 announces 196.6K IPv4 addresses distributed across 3 routed CIDR prefixes.
Who operates AS1124?
AS1124 is operated by IDDQD-AS. You can view all IP ranges and related ASNs on the organization page.
