121.112.21.0/24

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Summary

IP address summary information
ASN	AS4713 — NTT DOCOMO BUSINESS,Inc.
BGP Prefix	121.112.0.0/13
Pingable IPs	13
Routers	0


121.112.21.0	i121-112-21-0.s41.a028.ap.plala.or.jp	0
121.112.21.1	i121-112-21-1.s41.a028.ap.plala.or.jp	0
121.112.21.2	i121-112-21-2.s41.a028.ap.plala.or.jp	0
121.112.21.3	i121-112-21-3.s41.a028.ap.plala.or.jp	0
121.112.21.4	i121-112-21-4.s41.a028.ap.plala.or.jp	0
121.112.21.5	i121-112-21-5.s41.a028.ap.plala.or.jp	0
121.112.21.6	i121-112-21-6.s41.a028.ap.plala.or.jp	0
121.112.21.7	i121-112-21-7.s41.a028.ap.plala.or.jp	0
121.112.21.8	i121-112-21-8.s41.a028.ap.plala.or.jp	0
121.112.21.9	i121-112-21-9.s41.a028.ap.plala.or.jp	0
121.112.21.10	i121-112-21-10.s41.a028.ap.plala.or.jp	0
121.112.21.11	i121-112-21-11.s41.a028.ap.plala.or.jp	0
121.112.21.12	i121-112-21-12.s41.a028.ap.plala.or.jp	0
121.112.21.13	i121-112-21-13.s41.a028.ap.plala.or.jp	0
121.112.21.14	i121-112-21-14.s41.a028.ap.plala.or.jp	0

Traceroute

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

$ traceroute -a -n -q1 -f4 121.112.21.147

traceroute to 121.112.21.147 (121.112.21.147): 64 hops max, 52 byte packets

4 [AS2497] 210.130.146.182 0.424 ms

5 [AS2497] 210.130.146.181 0.566 ms

6 [] 210.173.179.9 0.924 ms

7 [AS4713] 153.149.219.181 1.195 ms

8 [AS4713] 153.149.219.154 1.175 ms

9 [AS4713] 61.126.92.2 1.689 ms

10 [AS4713] 125.201.248.38 1.88 ms

11 [AS4713] 125.201.248.122 1.86 ms

12 [AS4713] 114.191.246.78 2.342 ms

13 [AS4713] 121.112.21.147 4.924 ms

Measurement taken from

IPinfo ProbeNet in Osaka, JP

On July 12, 2026

Traceroute

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121.112.21.0/24

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121.112.21.0/24

Summary

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