81.223.21.0/24

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Summary

IP address summary information
ASN	AS8412 — T-Mobile Austria GmbH
BGP Prefix	81.223.0.0/17
Pingable IPs	46
Routers	7


81.223.21.0	81-223-21-0.static.upcbusiness.at
81.223.21.1	at-vie-sk11-pe05.as8412.net
81.223.21.2	81-223-21-2.static.upcbusiness.at
81.223.21.3	81-223-21-3.static.upcbusiness.at
81.223.21.4	81-223-21-4.static.upcbusiness.at
81.223.21.5	81-223-21-5.static.upcbusiness.at
81.223.21.6	81-223-21-6.static.upcbusiness.at
81.223.21.7	81-223-21-7.static.upcbusiness.at
81.223.21.8	81-223-21-8.static.upcbusiness.at
81.223.21.9	at-car-vill-pe01.as8412.net	Ping
81.223.21.10	81-223-21-10.static.upcbusiness.at	Ping
81.223.21.11	81-223-21-11.static.upcbusiness.at
81.223.21.12	81-223-21-12.static.upcbusiness.at
81.223.21.13	81-223-21-13.static.upcbusiness.at
81.223.21.14	81-223-21-14.static.upcbusiness.at

Traceroute

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

$ traceroute -a -n -q1 -f4 81.223.21.9

traceroute to 81.223.21.9 (81.223.21.9): 64 hops max, 52 byte packets

4 [AS3320] 80.156.160.220 0.868 ms

5 [AS3320] 217.239.40.133 0.862 ms

6 [AS3320] 80.157.204.98 1.065 ms

7 [AS8412] 81.223.21.9 7.447 ms

Measurement taken from

IPinfo ProbeNet in Vienna, AT

On July 12, 2026

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81.223.21.0/24

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81.223.21.0/24

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