5.81.255.0/24

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Summary

IP address summary information
ASN	AS2856 — British Telecommunications Limited
BGP Prefix	5.81.0.0/16
Pingable IPs	202
Routers	0


5.81.255.0	host5-81-255-0.range5-81.btcentralplus.com	0
5.81.255.1	host5-81-255-1.range5-81.btcentralplus.com	0
5.81.255.2	host5-81-255-2.range5-81.btcentralplus.com	0
5.81.255.3	host5-81-255-3.range5-81.btcentralplus.com	0
5.81.255.4	host5-81-255-4.range5-81.btcentralplus.com	0
5.81.255.5	host5-81-255-5.range5-81.btcentralplus.com	0
5.81.255.6	host5-81-255-6.range5-81.btcentralplus.com	0
5.81.255.7	host5-81-255-7.range5-81.btcentralplus.com	0
5.81.255.8	host5-81-255-8.range5-81.btcentralplus.com	0
5.81.255.9	host5-81-255-9.range5-81.btcentralplus.com	0
5.81.255.10	host5-81-255-10.range5-81.btcentralplus.com	0
5.81.255.11	host5-81-255-11.range5-81.btcentralplus.com	0
5.81.255.12	host5-81-255-12.range5-81.btcentralplus.com	0
5.81.255.13	host5-81-255-13.range5-81.btcentralplus.com	0
5.81.255.14	host5-81-255-14.range5-81.btcentralplus.com	0

Traceroute

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

$ traceroute -a -n -q1 -f2 5.81.255.16

traceroute to 5.81.255.16 (5.81.255.16): 64 hops max, 52 byte packets

2 [AS60068] 185.229.189.234 287.779 ms

3 [] 169.150.194.193 19.472 ms

4 [AS60068] 185.229.188.17 40.203 ms

5 [AS60068] 185.229.189.59 44.887 ms

6 [AS2856] 109.159.255.116 40.103 ms

7 [AS2856] 109.159.255.97 42.543 ms

8 *

9 [AS2856] 5.81.255.16 47.343 ms

Measurement taken from

IPinfo ProbeNet in Bucharest, RO

On July 21, 2026

Traceroute

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5.81.255.0/24

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5.81.255.0/24

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