212.4.158.0/24

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Summary

IP address summary information
ASN	AS12570 — O2 Czech Republic, a.s.
BGP Prefix	212.4.128.0/19
Pingable IPs	99
Routers	3


212.4.158.0	—
212.4.158.1	ip158-1.silinet.cz	Ping
212.4.158.2	ip158-2.silinet.cz	Ping
212.4.158.3	ip158-3.silinet.cz	Ping
212.4.158.4	gallium2.is4u.cz	Ping
212.4.158.5	akat.is4u.cz
212.4.158.6	tellur.is4u.cz
212.4.158.7	dusik.is4u.cz	Ping
212.4.158.8	ns2.is4u.cz	Ping
212.4.158.9	mail.is4u.cz	Ping
212.4.158.10	ip158-10.silinet.cz
212.4.158.11	ip158-11.silinet.cz	Ping
212.4.158.12	ip158-12.silinet.cz	Ping
212.4.158.13	vapnik3.is4u.cz	Ping
212.4.158.14	vapnik4.is4u.cz	Ping

Traceroute

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

$ traceroute -a -n -q1 -f2 212.4.158.48

traceroute to 212.4.158.48 (212.4.158.48): 64 hops max, 52 byte packets

2 [AS12570] 212.4.152.138 1.373 ms

3 [AS12570] 212.4.158.48 1.669 ms

Measurement taken from

IPinfo ProbeNet in Brno, CZ

On July 22, 2026

Traceroute

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212.4.158.0/24

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Traceroute

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212.4.158.0/24

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