81.90.56.0/24

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Summary

IP address summary information
ASN	AS29003 — IP TELECOM, SERVICOS DE TELECOMUNICACOES S.A.
BGP Prefix	81.90.48.0/20
Pingable IPs	14
Routers	0


81.90.56.0	81-90-56-0.addr.refertelecom.pt
81.90.56.1	81-90-56-1.addr.refertelecom.pt
81.90.56.2	81-90-56-2.addr.refertelecom.pt
81.90.56.3	81-90-56-3.addr.refertelecom.pt
81.90.56.4	81-90-56-4.addr.refertelecom.pt
81.90.56.5	81-90-56-5.addr.refertelecom.pt	Ping
81.90.56.6	81-90-56-6.addr.refertelecom.pt	Ping
81.90.56.7	81-90-56-7.addr.refertelecom.pt
81.90.56.8	81-90-56-8.addr.refertelecom.pt
81.90.56.9	81-90-56-9.addr.refertelecom.pt
81.90.56.10	81-90-56-10.addr.refertelecom.pt
81.90.56.11	81-90-56-11.addr.refertelecom.pt
81.90.56.12	81-90-56-12.addr.refertelecom.pt
81.90.56.13	81-90-56-13.addr.refertelecom.pt
81.90.56.14	81-90-56-14.addr.refertelecom.pt

Traceroute

Below is a recent traceroute taken from the IPinfo ProbeNet to an IP in this range. Learn more.

$ traceroute -a -n -q1 -f3 81.90.56.29

traceroute to 81.90.56.29 (81.90.56.29): 64 hops max, 52 byte packets

3 [AS1930] 193.136.250.100 0.436 ms

4 [AS29003] 81.90.56.29 0.623 ms

Measurement taken from

IPinfo ProbeNet in Lisbon, PT

On August 7, 2026

Traceroute

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81.90.56.0/24

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Traceroute

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81.90.56.0/24

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