221.81.51.0/24

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Summary

IP address summary information
ASN	AS17676 — SoftBank Corp.
BGP Prefix	221.64.0.0/11
Pingable IPs	0
Routers	0


221.81.51.0	softbank221081051000.bbtec.net	0
221.81.51.1	softbank221081051001.bbtec.net	0
221.81.51.2	softbank221081051002.bbtec.net	0
221.81.51.3	softbank221081051003.bbtec.net	0
221.81.51.4	softbank221081051004.bbtec.net	0
221.81.51.5	softbank221081051005.bbtec.net	0
221.81.51.6	softbank221081051006.bbtec.net	0
221.81.51.7	softbank221081051007.bbtec.net	0
221.81.51.8	softbank221081051008.bbtec.net	0
221.81.51.9	softbank221081051009.bbtec.net	0
221.81.51.10	softbank221081051010.bbtec.net	0
221.81.51.11	softbank221081051011.bbtec.net	0
221.81.51.12	softbank221081051012.bbtec.net	0
221.81.51.13	softbank221081051013.bbtec.net	0
221.81.51.14	softbank221081051014.bbtec.net	0

Traceroute

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

$ traceroute -a -n -q1 -f6 -m10 221.81.51.125

traceroute to 221.81.51.125 (221.81.51.125): 10 hops max, 52 byte packets

6 [AS3257] 92.60.249.225 43.017 ms

7 [AS3257] 141.136.107.178 43.676 ms

8 *

9 *

10 *

Measurement taken from

IPinfo ProbeNet in Moscow, RU

On July 12, 2026

Traceroute

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221.81.51.0/24

Summary

Traceroute

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221.81.51.0/24

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