81.208.21.0/24

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Summary

IP address summary information
ASN	AS12874 — Fastweb SpA
BGP Prefix	81.208.0.0/18
Pingable IPs	14
Routers	9


81.208.21.0	81-208-21-0.ip.fastwebnet.it
81.208.21.1	81-208-21-1.ip.fastwebnet.it	Ping
81.208.21.2	81-208-21-2.ip.fastwebnet.it
81.208.21.3	81-208-21-3.ip.fastwebnet.it
81.208.21.4	81-208-21-4.ip.fastwebnet.it
81.208.21.5	81-208-21-5.ip.fastwebnet.it
81.208.21.6	81-208-21-6.ip.fastwebnet.it
81.208.21.7	81-208-21-7.ip.fastwebnet.it
81.208.21.8	81-208-21-8.ip.fastwebnet.it
81.208.21.9	81-208-21-9.ip.fastwebnet.it
81.208.21.10	81-208-21-10.ip.fastwebnet.it
81.208.21.11	81-208-21-11.ip.fastwebnet.it
81.208.21.12	81-208-21-12.ip.fastwebnet.it
81.208.21.13	81-208-21-13.ip.fastwebnet.it
81.208.21.14	81-208-21-14.ip.fastwebnet.it

Traceroute

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

$ traceroute -a -n -q1 -f5 81.208.21.139

traceroute to 81.208.21.139 (81.208.21.139): 64 hops max, 52 byte packets

5 [AS12874] 81.208.21.139 60.072 ms

Measurement taken from

IPinfo ProbeNet in Moscow, RU

On August 7, 2026

Traceroute

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81.208.21.0/24

Summary

Traceroute

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81.208.21.0/24

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