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 v1.2.1 — a transparent heuristic, not a definitive verdict. How it works →
About TDC
TDC Holding A/S or TDC Group is a Danish telecommunications company dating back to 1879. TDC Group is the largest telecommunications company in Denmark.
Operates 1 network present at 22 internet exchanges with a selective peering policy.
TDC Holding A/S — global IP footprint
Cities where TDC Holding A/S has measurable IPv4 allocation. Click any dot to open that city's page. Size and color scale with IP count.
Countries served by TDC Holding A/S
Every country where this organization has IPv4 allocations, ranked by IPs held.
Largest CIDR ranges
Frequently Asked Questions
How many IP addresses does TDC Holding A/S own?
TDC Holding A/S controls 5.21M IPv4 addresses distributed across 198 CIDR ranges. The organization is registered in Denmark.
What ASNs does TDC Holding A/S operate?
TDC Holding A/S operates 1 Autonomous System. Each ASN represents an independently routed network that TDC Holding A/S manages for internet traffic delivery.
What countries does TDC Holding A/S serve?
TDC Holding A/S has IP address allocations in 2 countries, indicating a multinational network presence for delivering services across these regions.
What type of organization is TDC Holding A/S?
TDC Holding A/S is categorized as enterprise. This classification is based on the organization's primary use of its IP address allocations.
