121.18.99.0/24

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Summary

IP address summary information
ASN	AS4837 — CHINA UNICOM China169 Backbone
BGP Prefix	121.16.0.0/13
Pingable IPs	25
Routers	0


121.18.99.0	hebei.18.121.in-addr.arpa
121.18.99.1	hebei.18.121.in-addr.arpa
121.18.99.2	hebei.18.121.in-addr.arpa
121.18.99.3	hebei.18.121.in-addr.arpa
121.18.99.4	hebei.18.121.in-addr.arpa
121.18.99.5	hebei.18.121.in-addr.arpa
121.18.99.6	hebei.18.121.in-addr.arpa
121.18.99.7	hebei.18.121.in-addr.arpa
121.18.99.8	hebei.18.121.in-addr.arpa
121.18.99.9	hebei.18.121.in-addr.arpa
121.18.99.10	hebei.18.121.in-addr.arpa
121.18.99.11	hebei.18.121.in-addr.arpa
121.18.99.12	hebei.18.121.in-addr.arpa
121.18.99.13	hebei.18.121.in-addr.arpa	Ping
121.18.99.14	hebei.18.121.in-addr.arpa	Ping

Traceroute

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

$ traceroute -a -n -q1 -f5 121.18.99.38

traceroute to 121.18.99.38 (121.18.99.38): 64 hops max, 52 byte packets

5 [AS4837] 61.168.30.149 17.357 ms

6 [AS4837] 219.158.122.241 11.495 ms

7 [AS4837] 61.182.180.234 13.89 ms

8 [AS4837] 221.194.50.222 14.976 ms

9 [AS4837] 121.18.99.38 14.536 ms

Measurement taken from

IPinfo ProbeNet in Zhengzhou, CN

On July 21, 2026

Traceroute

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121.18.99.0/24

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121.18.99.0/24

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