Summary

ASN	AS5610 O2 Czech Republic, a.s.
BGP	90.181.0.0/16
IPs with RDNS	256
Hosted Domains	0
Pingable IPs	76
Router IPs	15


90.181.149.0	90-181-149-0.rco.o2.cz	0
90.181.149.1	90-181-149-1.rco.o2.cz	0
90.181.149.2	90-181-149-2.rco.o2.cz	0
90.181.149.3	90-181-149-3.rco.o2.cz	0
90.181.149.4	90-181-149-4.rco.o2.cz	0
90.181.149.5	90-181-149-5.rco.o2.cz	0
90.181.149.6	90-181-149-6.rco.o2.cz	0
90.181.149.7	90-181-149-7.rco.o2.cz	0
90.181.149.8	90-181-149-8.rco.o2.cz	0
90.181.149.9	90-181-149-9.rco.o2.cz	0
90.181.149.10	90-181-149-10.rco.o2.cz	0
90.181.149.11	90-181-149-11.rco.o2.cz	0
90.181.149.12	90-181-149-12.rco.o2.cz	0
90.181.149.13	90-181-149-13.rco.o2.cz	0
90.181.149.14	90-181-149-14.rco.o2.cz	0
90.181.149.15	90-181-149-15.rco.o2.cz	0
90.181.149.16	90-181-149-16.rco.o2.cz	0
90.181.149.17	90-181-149-17.rco.o2.cz	0
90.181.149.18	90-181-149-18.rco.o2.cz	0
90.181.149.19	90-181-149-19.rco.o2.cz	0
90.181.149.20	90-181-149-20.rco.o2.cz	0
90.181.149.21	90-181-149-21.rco.o2.cz	0
90.181.149.22	90-181-149-22.rco.o2.cz	0
90.181.149.23	90-181-149-23.rco.o2.cz	0
90.181.149.24	90-181-149-24.rco.o2.cz	0
90.181.149.25	90-181-149-25.rco.o2.cz	0
90.181.149.26	90-181-149-26.rco.o2.cz	0
90.181.149.27	90-181-149-27.rco.o2.cz	0
90.181.149.28	90-181-149-28.rco.o2.cz	0
90.181.149.29	90-181-149-29.rco.o2.cz	0
90.181.149.30	90-181-149-30.rco.o2.cz	0
90.181.149.31	90-181-149-31.rco.o2.cz	0
90.181.149.32	90-181-149-32.rco.o2.cz	0
90.181.149.33	90-181-149-33.rco.o2.cz	0
90.181.149.34	90-181-149-34.rco.o2.cz	0
90.181.149.35	90-181-149-35.rco.o2.cz	0
90.181.149.36	90-181-149-36.rco.o2.cz	0
90.181.149.37	90-181-149-37.rco.o2.cz	0
90.181.149.38	90-181-149-38.rco.o2.cz	0
90.181.149.39	90-181-149-39.rco.o2.cz	0
90.181.149.40	90-181-149-40.rco.o2.cz	0
90.181.149.41	90-181-149-41.rco.o2.cz	0
90.181.149.42	90-181-149-42.rco.o2.cz	0
90.181.149.43	90-181-149-43.rco.o2.cz	0
90.181.149.44	90-181-149-44.rco.o2.cz	0
90.181.149.45	90-181-149-45.rco.o2.cz	0
90.181.149.46	90-181-149-46.rco.o2.cz	0
90.181.149.47	90-181-149-47.rco.o2.cz	0
90.181.149.48	90-181-149-48.rco.o2.cz	0
90.181.149.49	90-181-149-49.rco.o2.cz	0
90.181.149.50	90-181-149-50.rco.o2.cz	0
90.181.149.51	90-181-149-51.rco.o2.cz	0
90.181.149.52	90-181-149-52.rco.o2.cz	0
90.181.149.53	90-181-149-53.rco.o2.cz	0
90.181.149.54	90-181-149-54.rco.o2.cz	0
90.181.149.55	90-181-149-55.rco.o2.cz	0
90.181.149.56	90-181-149-56.rco.o2.cz	0
90.181.149.57	90-181-149-57.rco.o2.cz	0
90.181.149.58	mail.seall.cz	0
90.181.149.59	90-181-149-59.rco.o2.cz	0
90.181.149.60	90-181-149-60.rco.o2.cz	0
90.181.149.61	90-181-149-61.rco.o2.cz	0
90.181.149.62	90-181-149-62.rco.o2.cz	0
90.181.149.63	90-181-149-63.rco.o2.cz	0
90.181.149.64	90-181-149-64.rco.o2.cz	0
90.181.149.65	90-181-149-65.rco.o2.cz	0
90.181.149.66	90-181-149-66.rco.o2.cz	0
90.181.149.67	90-181-149-67.rco.o2.cz	0
90.181.149.68	90-181-149-68.rco.o2.cz	0
90.181.149.69	90-181-149-69.rco.o2.cz	0
90.181.149.70	90-181-149-70.rco.o2.cz	0
90.181.149.71	90-181-149-71.rco.o2.cz	0
90.181.149.72	90-181-149-72.rco.o2.cz	0
90.181.149.73	90-181-149-73.rco.o2.cz	0
90.181.149.74	90-181-149-74.rco.o2.cz	0
90.181.149.75	90-181-149-75.rco.o2.cz	0
90.181.149.76	90-181-149-76.rco.o2.cz	0
90.181.149.77	90-181-149-77.rco.o2.cz	0
90.181.149.78	90-181-149-78.rco.o2.cz	0
90.181.149.79	90-181-149-79.rco.o2.cz	0
90.181.149.80	90-181-149-80.rco.o2.cz	0
90.181.149.81	90-181-149-81.rco.o2.cz	0
90.181.149.82	90-181-149-82.rco.o2.cz	0
90.181.149.83	90-181-149-83.rco.o2.cz	0
90.181.149.84	90-181-149-84.rco.o2.cz	0
90.181.149.85	90-181-149-85.rco.o2.cz	0
90.181.149.86	90-181-149-86.rco.o2.cz	0
90.181.149.87	90-181-149-87.rco.o2.cz	0
90.181.149.88	90-181-149-88.rco.o2.cz	0
90.181.149.89	90-181-149-89.rco.o2.cz	0
90.181.149.90	90-181-149-90.rco.o2.cz	0
90.181.149.91	90-181-149-91.rco.o2.cz	0
90.181.149.92	90-181-149-92.rco.o2.cz	0
90.181.149.93	90-181-149-93.rco.o2.cz	0
90.181.149.94	90-181-149-94.rco.o2.cz	0
90.181.149.95	90-181-149-95.rco.o2.cz	0
90.181.149.96	90-181-149-96.rco.o2.cz	0
90.181.149.97	90-181-149-97.rco.o2.cz	0
90.181.149.98	mail.rotaflex.cz	0
90.181.149.99	90-181-149-99.rco.o2.cz	0
90.181.149.100	90-181-149-100.rco.o2.cz	0
90.181.149.101	90-181-149-101.rco.o2.cz	0
90.181.149.102	90-181-149-102.rco.o2.cz	0
90.181.149.103	90-181-149-103.rco.o2.cz	0
90.181.149.104	90-181-149-104.rco.o2.cz	0
90.181.149.105	90-181-149-105.rco.o2.cz	0
90.181.149.106	90-181-149-106.rco.o2.cz	0
90.181.149.107	90-181-149-107.rco.o2.cz	0
90.181.149.108	90-181-149-108.rco.o2.cz	0
90.181.149.109	90-181-149-109.rco.o2.cz	0
90.181.149.110	90-181-149-110.rco.o2.cz	0
90.181.149.111	90-181-149-111.rco.o2.cz	0
90.181.149.112	90-181-149-112.rco.o2.cz	0
90.181.149.113	90-181-149-113.rco.o2.cz	0
90.181.149.114	90-181-149-114.rco.o2.cz	0
90.181.149.115	90-181-149-115.rco.o2.cz	0
90.181.149.116	90-181-149-116.rco.o2.cz	0
90.181.149.117	90-181-149-117.rco.o2.cz	0
90.181.149.118	90-181-149-118.rco.o2.cz	0
90.181.149.119	90-181-149-119.rco.o2.cz	0
90.181.149.120	90-181-149-120.rco.o2.cz	0
90.181.149.121	90-181-149-121.rco.o2.cz	0
90.181.149.122	90-181-149-122.rco.o2.cz	0
90.181.149.123	90-181-149-123.rco.o2.cz	0
90.181.149.124	90-181-149-124.rco.o2.cz	0
90.181.149.125	90-181-149-125.rco.o2.cz	0
90.181.149.126	90-181-149-126.rco.o2.cz	0
90.181.149.127	90-181-149-127.rco.o2.cz	0
90.181.149.128	90-181-149-128.rco.o2.cz	0
90.181.149.129	90-181-149-129.rco.o2.cz	0
90.181.149.130	protivanov1.vpo.cz	0
90.181.149.131	protivanov2.vpo.cz	0
90.181.149.132	protivanov3.vpo.cz	0
90.181.149.133	protivanov4.vpo.cz	0
90.181.149.134	protivanov5.vpo.cz	0
90.181.149.135	90-181-149-135.rco.o2.cz	0
90.181.149.136	90-181-149-136.rco.o2.cz	0
90.181.149.137	90-181-149-137.rco.o2.cz	0
90.181.149.138	90-181-149-138.rco.o2.cz	0
90.181.149.139	90-181-149-139.rco.o2.cz	0
90.181.149.140	90-181-149-140.rco.o2.cz	0
90.181.149.141	90-181-149-141.rco.o2.cz	0
90.181.149.142	90-181-149-142.rco.o2.cz	0
90.181.149.143	90-181-149-143.rco.o2.cz	0
90.181.149.144	90-181-149-144.rco.o2.cz	0
90.181.149.145	90-181-149-145.rco.o2.cz	0
90.181.149.146	90-181-149-146.rco.o2.cz	0
90.181.149.147	90-181-149-147.rco.o2.cz	0
90.181.149.148	90-181-149-148.rco.o2.cz	0
90.181.149.149	90-181-149-149.rco.o2.cz	0
90.181.149.150	90-181-149-150.rco.o2.cz	0
90.181.149.151	90-181-149-151.rco.o2.cz	0
90.181.149.152	90-181-149-152.rco.o2.cz	0
90.181.149.153	90-181-149-153.rco.o2.cz	0
90.181.149.154	90-181-149-154.rco.o2.cz	0
90.181.149.155	90-181-149-155.rco.o2.cz	0
90.181.149.156	90-181-149-156.rco.o2.cz	0
90.181.149.157	90-181-149-157.rco.o2.cz	0
90.181.149.158	90-181-149-158.rco.o2.cz	0
90.181.149.159	90-181-149-159.rco.o2.cz	0
90.181.149.160	90-181-149-160.rco.o2.cz	0
90.181.149.161	90-181-149-161.rco.o2.cz	0
90.181.149.162	mail.moopex.cz	0
90.181.149.163	90-181-149-163.rco.o2.cz	0
90.181.149.164	90-181-149-164.rco.o2.cz	0
90.181.149.165	90-181-149-165.rco.o2.cz	0
90.181.149.166	90-181-149-166.rco.o2.cz	0
90.181.149.167	90-181-149-167.rco.o2.cz	0
90.181.149.168	90-181-149-168.rco.o2.cz	0
90.181.149.169	90-181-149-169.rco.o2.cz	0
90.181.149.170	90-181-149-170.rco.o2.cz	0
90.181.149.171	90-181-149-171.rco.o2.cz	0
90.181.149.172	90-181-149-172.rco.o2.cz	0
90.181.149.173	90-181-149-173.rco.o2.cz	0
90.181.149.174	90-181-149-174.rco.o2.cz	0
90.181.149.175	90-181-149-175.rco.o2.cz	0
90.181.149.176	90-181-149-176.rco.o2.cz	0
90.181.149.177	90-181-149-177.rco.o2.cz	0
90.181.149.178	90-181-149-178.rco.o2.cz	0
90.181.149.179	90-181-149-179.rco.o2.cz	0
90.181.149.180	90-181-149-180.rco.o2.cz	0
90.181.149.181	90-181-149-181.rco.o2.cz	0
90.181.149.182	90-181-149-182.rco.o2.cz	0
90.181.149.183	90-181-149-183.rco.o2.cz	0
90.181.149.184	90-181-149-184.rco.o2.cz	0
90.181.149.185	90-181-149-185.rco.o2.cz	0
90.181.149.186	90-181-149-186.rco.o2.cz	0
90.181.149.187	90-181-149-187.rco.o2.cz	0
90.181.149.188	90-181-149-188.rco.o2.cz	0
90.181.149.189	90-181-149-189.rco.o2.cz	0
90.181.149.190	90-181-149-190.rco.o2.cz	0
90.181.149.191	90-181-149-191.rco.o2.cz	0
90.181.149.192	90-181-149-192.rco.o2.cz	0
90.181.149.193	90-181-149-193.rco.o2.cz	0
90.181.149.194	90-181-149-194.rco.o2.cz	0
90.181.149.195	mx1.aisin.co.cz	0
90.181.149.196	mx2.aisin.co.cz	0
90.181.149.197	90-181-149-197.rco.o2.cz	0
90.181.149.198	90-181-149-198.rco.o2.cz	0
90.181.149.199	90-181-149-199.rco.o2.cz	0
90.181.149.200	90-181-149-200.rco.o2.cz	0
90.181.149.201	90-181-149-201.rco.o2.cz	0
90.181.149.202	90-181-149-202.rco.o2.cz	0
90.181.149.203	90-181-149-203.rco.o2.cz	0
90.181.149.204	90-181-149-204.rco.o2.cz	0
90.181.149.205	90-181-149-205.rco.o2.cz	0
90.181.149.206	90-181-149-206.rco.o2.cz	0
90.181.149.207	90-181-149-207.rco.o2.cz	0
90.181.149.208	90-181-149-208.rco.o2.cz	0
90.181.149.209	90-181-149-209.rco.o2.cz	0
90.181.149.210	90-181-149-210.rco.o2.cz	0
90.181.149.211	90-181-149-211.rco.o2.cz	0
90.181.149.212	90-181-149-212.rco.o2.cz	0
90.181.149.213	90-181-149-213.rco.o2.cz	0
90.181.149.214	90-181-149-214.rco.o2.cz	0
90.181.149.215	90-181-149-215.rco.o2.cz	0
90.181.149.216	90-181-149-216.rco.o2.cz	0
90.181.149.217	90-181-149-217.rco.o2.cz	0
90.181.149.218	90-181-149-218.rco.o2.cz	0
90.181.149.219	90-181-149-219.rco.o2.cz	0
90.181.149.220	90-181-149-220.rco.o2.cz	0
90.181.149.221	90-181-149-221.rco.o2.cz	0
90.181.149.222	90-181-149-222.rco.o2.cz	0
90.181.149.223	90-181-149-223.rco.o2.cz	0
90.181.149.224	90-181-149-224.rco.o2.cz	0
90.181.149.225	90-181-149-225.rco.o2.cz	0
90.181.149.226	90-181-149-226.rco.o2.cz	0
90.181.149.227	90-181-149-227.rco.o2.cz	0
90.181.149.228	90-181-149-228.rco.o2.cz	0
90.181.149.229	90-181-149-229.rco.o2.cz	0
90.181.149.230	90-181-149-230.rco.o2.cz	0
90.181.149.231	90-181-149-231.rco.o2.cz	0
90.181.149.232	90-181-149-232.rco.o2.cz	0
90.181.149.233	90-181-149-233.rco.o2.cz	0
90.181.149.234	90-181-149-234.rco.o2.cz	0
90.181.149.235	90-181-149-235.rco.o2.cz	0
90.181.149.236	90-181-149-236.rco.o2.cz	0
90.181.149.237	90-181-149-237.rco.o2.cz	0
90.181.149.238	90-181-149-238.rco.o2.cz	0
90.181.149.239	90-181-149-239.rco.o2.cz	0
90.181.149.240	90-181-149-240.rco.o2.cz	0
90.181.149.241	90-181-149-241.rco.o2.cz	0
90.181.149.242	90-181-149-242.rco.o2.cz	0
90.181.149.243	90-181-149-243.rco.o2.cz	0
90.181.149.244	90-181-149-244.rco.o2.cz	0
90.181.149.245	90-181-149-245.rco.o2.cz	0
90.181.149.246	90-181-149-246.rco.o2.cz	0
90.181.149.247	90-181-149-247.rco.o2.cz	0
90.181.149.248	90-181-149-248.rco.o2.cz	0
90.181.149.249	90-181-149-249.rco.o2.cz	0
90.181.149.250	artdc01.artesa.cz	0
90.181.149.251	90-181-149-251.rco.o2.cz	0
90.181.149.252	90-181-149-252.rco.o2.cz	0
90.181.149.253	90-181-149-253.rco.o2.cz	0
90.181.149.254	90-181-149-254.rco.o2.cz	0
90.181.149.255	90-181-149-255.rco.o2.cz	0

Traceroute

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

traceroute -a -n -q1 90.181.149.57

traceroute to 90.181.149.57 (90.181.149.57): 64 hops max, 52 byte packets

1 [AS42473] 178.255.154.92 0.184 ms

2 *

3 [AS5610] 90.181.149.57 0.919 ms

Measurement taken from

IPinfo ProbeNet in Prague, CZ

On February 7th 2026