BGP Announced
| AS | CIDR | Description |
|---|---|---|
| AS2852 |
147.231.0.0/16
|
CESNET2 - CESNET z.s.p.o., CZ |
Real Time BGP Data
| AS / Info | IP / Time | AS Path |
|---|---|---|
| Loading... | ||
Reverse DNS List (Total:128)
| IP | Host | DateTime |
|---|---|---|
| 147.231.21.1 | kjgw.itam.cas.cz | 2025-07-14 03:38:48 |
| 147.231.21.2 | piz.itam.cas.cz | 2025-07-14 03:38:48 |
| 147.231.21.3 | pizova.itam.cas.cz | 2025-07-14 03:38:48 |
| 147.231.21.4 | michal.itam.cas.cz | 2025-07-14 03:38:48 |
| 147.231.21.5 | kj5.itam.cas.cz | 2025-07-14 03:38:48 |
| 147.231.21.6 | kj6.itam.cas.cz | 2025-07-14 03:38:48 |
| 147.231.21.9 | rf-karel.itam.cas.cz | 2025-07-14 03:38:48 |
| 147.231.21.10 | rf-itam1.itam.cas.cz | 2025-07-14 03:38:48 |
| 147.231.21.19 | calcarius-web.itam.cas.cz | 2025-07-14 03:38:48 |
| 147.231.21.20 | drupi.itam.cas.cz | 2025-07-14 03:38:48 |
| 147.231.21.21 | fretka.itam.cas.cz | 2025-07-14 03:38:48 |
| 147.231.21.30 | alarm0.itam.cas.cz | 2025-07-14 03:38:48 |
| 147.231.21.31 | alarm1.itam.cas.cz | 2025-07-14 03:38:48 |
| 147.231.21.32 | alarm2.itam.cas.cz | 2025-07-14 03:38:48 |
| 147.231.21.34 | access.itam.cas.cz | 2025-07-14 03:38:48 |
| 147.231.21.36 | consech20.itam.cas.cz | 2025-07-14 03:38:48 |
| 147.231.21.54 | storage.itam.cas.cz | 2025-07-14 03:38:48 |
| 147.231.21.65 | datastor.itam.cas.cz | 2025-07-14 03:38:48 |
| 147.231.21.89 | datlov1.itam.cas.cz | 2025-07-14 03:38:48 |
| 147.231.21.100 | net21-100.itam.cas.cz | 2025-07-14 03:38:48 |
| 147.231.21.101 | net21-101.itam.cas.cz | 2025-07-14 03:38:48 |
| 147.231.21.102 | net21-102.itam.cas.cz | 2025-07-14 03:38:48 |
| 147.231.21.103 | net21-103.itam.cas.cz | 2025-07-14 03:38:48 |
| 147.231.21.104 | net21-104.itam.cas.cz | 2025-07-14 03:38:48 |
| 147.231.21.105 | net21-105.itam.cas.cz | 2025-07-14 03:38:48 |
| 147.231.21.106 | net21-106.itam.cas.cz | 2025-07-14 03:38:48 |
| 147.231.21.107 | net21-107.itam.cas.cz | 2025-07-14 03:38:48 |
| 147.231.21.108 | net21-108.itam.cas.cz | 2025-07-14 03:38:48 |
| 147.231.21.109 | net21-109.itam.cas.cz | 2025-07-14 03:38:48 |
| 147.231.21.110 | bruna.itam.cas.cz | 2025-07-14 03:38:48 |
| 147.231.21.111 | hal9k.itam.cas.cz | 2025-07-14 03:38:48 |
| 147.231.21.112 | net21-112.itam.cas.cz | 2025-07-14 03:38:48 |
| 147.231.21.113 | net21-113.itam.cas.cz | 2025-07-18 09:18:06 |
| 147.231.21.114 | net21-114.itam.cas.cz | 2025-07-14 03:38:48 |
| 147.231.21.115 | honzik-nb.itam.cas.cz | 2025-07-14 03:38:48 |
| 147.231.21.116 | net21-116.itam.cas.cz | 2025-07-14 03:38:48 |
| 147.231.21.117 | net21-117.itam.cas.cz | 2025-07-14 03:38:48 |
| 147.231.21.118 | net21-118.itam.cas.cz | 2025-07-14 03:38:48 |
| 147.231.21.119 | datlov4.itam.cas.cz | 2025-07-14 03:38:48 |
| 147.231.21.120 | net21-120.itam.cas.cz | 2025-07-14 03:38:48 |
| 147.231.21.121 | net21-121.itam.cas.cz | 2025-07-14 03:38:48 |
| 147.231.21.122 | net21-122.itam.cas.cz | 2025-07-14 03:38:48 |
| 147.231.21.123 | net21-123.itam.cas.cz | 2025-07-14 03:38:48 |
| 147.231.21.124 | net21-124.itam.cas.cz | 2025-07-14 03:38:48 |
| 147.231.21.125 | net21-125.itam.cas.cz | 2025-07-14 03:38:48 |
| 147.231.21.126 | net21-126.itam.cas.cz | 2025-07-14 03:38:48 |
| 147.231.21.127 | net21-127.itam.cas.cz | 2025-07-14 03:38:48 |
| 147.231.21.128 | net21-128.itam.cas.cz | 2025-07-18 09:18:06 |
| 147.231.21.129 | net21-129.itam.cas.cz | 2025-07-14 03:38:48 |
| 147.231.21.130 | net21-130.itam.cas.cz | 2025-07-14 03:38:48 |
| 147.231.21.131 | jiri-notes.itam.cas.cz | 2025-07-14 03:38:48 |
| 147.231.21.132 | net21-132.itam.cas.cz | 2025-07-14 03:38:48 |
| 147.231.21.133 | net21-133.itam.cas.cz | 2025-07-18 09:18:06 |
| 147.231.21.134 | net21-134.itam.cas.cz | 2025-07-14 03:38:48 |
| 147.231.21.135 | net21-135.itam.cas.cz | 2025-07-14 03:38:48 |
| 147.231.21.136 | net21-136.itam.cas.cz | 2025-07-14 03:38:48 |
| 147.231.21.137 | net21-137.itam.cas.cz | 2025-07-14 03:38:48 |
| 147.231.21.138 | net21-138.itam.cas.cz | 2025-07-14 03:38:48 |
| 147.231.21.139 | net21-139.itam.cas.cz | 2025-07-14 03:38:48 |
| 147.231.21.140 | net21-140.itam.cas.cz | 2025-07-14 03:38:48 |
| 147.231.21.141 | net21-141.itam.cas.cz | 2025-07-14 03:38:48 |
| 147.231.21.142 | net21-142.itam.cas.cz | 2025-07-14 03:38:48 |
| 147.231.21.143 | net21-143.itam.cas.cz | 2025-07-14 03:38:48 |
| 147.231.21.144 | net21-144.itam.cas.cz | 2025-07-14 03:38:48 |
| 147.231.21.145 | net21-145.itam.cas.cz | 2025-07-14 03:38:48 |
| 147.231.21.146 | net21-146.itam.cas.cz | 2025-07-14 03:38:48 |
| 147.231.21.147 | net21-147.itam.cas.cz | 2025-07-14 03:38:48 |
| 147.231.21.148 | sl300.itam.cas.cz | 2025-07-14 03:38:48 |
| 147.231.21.149 | net21-149.itam.cas.cz | 2025-07-14 03:38:48 |
| 147.231.21.150 | net21-150.itam.cas.cz | 2025-07-14 03:38:48 |
| 147.231.21.151 | net21-151.itam.cas.cz | 2025-07-14 03:38:48 |
| 147.231.21.152 | net21-152.itam.cas.cz | 2025-07-14 03:38:48 |
| 147.231.21.153 | net21-153.itam.cas.cz | 2025-07-14 03:38:48 |
| 147.231.21.154 | net21-154.itam.cas.cz | 2025-07-18 09:18:06 |
| 147.231.21.155 | net21-155.itam.cas.cz | 2025-07-14 03:38:48 |
| 147.231.21.156 | net21-156.itam.cas.cz | 2025-07-14 03:38:48 |
| 147.231.21.157 | net21-157.itam.cas.cz | 2025-07-14 03:38:48 |
| 147.231.21.158 | net21-158.itam.cas.cz | 2025-07-14 03:38:48 |
| 147.231.21.160 | knihovna2.itam.cas.cz | 2025-07-14 03:38:48 |
| 147.231.21.161 | net21-161.itam.cas.cz | 2025-07-14 03:38:48 |
| 147.231.21.163 | net21-163.itam.cas.cz | 2025-07-14 03:38:48 |
| 147.231.21.164 | net21-164.itam.cas.cz | 2025-07-14 03:38:48 |
| 147.231.21.165 | net21-165.itam.cas.cz | 2025-07-14 03:38:48 |
| 147.231.21.166 | net21-166.itam.cas.cz | 2025-07-14 03:38:48 |
| 147.231.21.167 | net21-167.itam.cas.cz | 2025-07-14 03:38:48 |
| 147.231.21.168 | net21-168.itam.cas.cz | 2025-07-14 03:38:48 |
| 147.231.21.169 | net21-169.itam.cas.cz | 2025-07-14 03:38:48 |
| 147.231.21.170 | net21-170.itam.cas.cz | 2025-07-14 03:38:48 |
| 147.231.21.171 | net21-171.itam.cas.cz | 2025-07-14 03:38:48 |
| 147.231.21.172 | veprovo.itam.cas.cz | 2025-07-14 03:38:48 |
| 147.231.21.173 | net21-173.itam.cas.cz | 2025-07-14 03:38:48 |
| 147.231.21.174 | net21-174.itam.cas.cz | 2025-07-14 03:38:48 |
| 147.231.21.175 | net21-175.itam.cas.cz | 2025-07-14 03:38:48 |
| 147.231.21.176 | net21-176.itam.cas.cz | 2025-07-14 03:38:48 |
| 147.231.21.177 | net21-177.itam.cas.cz | 2025-07-14 03:38:48 |
| 147.231.21.178 | net21-178.itam.cas.cz | 2025-07-14 03:38:48 |
| 147.231.21.179 | hybrid.itam.cas.cz | 2025-07-14 03:38:48 |
| 147.231.21.180 | net21-180.itam.cas.cz | 2025-07-14 03:38:48 |
| 147.231.21.181 | net21-181.itam.cas.cz | 2025-07-14 03:38:48 |
| 147.231.21.182 | net21-182.itam.cas.cz | 2025-07-14 03:38:48 |
| 147.231.21.183 | net21-183.itam.cas.cz | 2025-07-14 03:38:48 |
| 147.231.21.184 | net21-184.itam.cas.cz | 2025-07-14 03:38:48 |
| 147.231.21.185 | net21-185.itam.cas.cz | 2025-07-14 03:38:48 |
| 147.231.21.186 | net21-186.itam.cas.cz | 2025-07-14 03:38:48 |
| 147.231.21.187 | net21-187.itam.cas.cz | 2025-07-14 03:38:48 |
| 147.231.21.188 | net21-188.itam.cas.cz | 2025-07-14 03:38:48 |
| 147.231.21.189 | net21-189.itam.cas.cz | 2025-07-14 03:38:48 |
| 147.231.21.190 | net21-190.itam.cas.cz | 2025-07-14 03:38:48 |
| 147.231.21.191 | net21-191.itam.cas.cz | 2025-07-14 03:38:48 |
| 147.231.21.192 | net21-192.itam.cas.cz | 2025-07-18 09:18:06 |
| 147.231.21.193 | net21-193.itam.cas.cz | 2025-07-14 03:38:48 |
| 147.231.21.194 | net21-194.itam.cas.cz | 2025-07-14 03:38:48 |
| 147.231.21.195 | net21-195.itam.cas.cz | 2025-07-14 03:38:48 |
| 147.231.21.196 | net21-196.itam.cas.cz | 2025-07-14 03:38:48 |
| 147.231.21.197 | net21-197.itam.cas.cz | 2025-07-14 03:38:48 |
| 147.231.21.198 | net21-198.itam.cas.cz | 2025-07-14 03:38:48 |
| 147.231.21.199 | net21-199.itam.cas.cz | 2025-07-14 03:38:48 |
| 147.231.21.201 | datlov2.itam.cas.cz | 2025-07-14 03:38:48 |
| 147.231.21.217 | doktor.itam.cas.cz | 2025-07-14 03:38:48 |
| 147.231.21.226 | quantax.itam.cas.cz | 2025-07-14 03:38:48 |
| 147.231.21.230 | prcek.itam.cas.cz | 2025-07-14 03:38:48 |
| 147.231.21.239 | datlov3.itam.cas.cz | 2025-07-14 03:38:48 |
| 147.231.21.240 | koudak-think.itam.cas.cz | 2025-07-14 03:38:48 |
| 147.231.21.242 | bio-weby.itam.cas.cz | 2025-07-14 03:38:48 |
| 147.231.21.243 | static.itam.cas.cz | 2025-07-14 03:38:48 |
| 147.231.21.244 | taj.itam.cas.cz | 2025-07-14 03:38:48 |
| 147.231.21.245 | inodin.itam.cas.cz aximeia.itam.cas.cz | 2025-07-14 03:38:48 |
| 147.231.21.252 | biomech1.itam.cas.cz | 2025-07-14 03:38:48 |
Top 20 countries in total ASN
| Country | Allocated ASNs | ASN IPv4 Number | ASN IPv6 Number(/64) |
|---|---|---|---|
United States
|
31381 | 1463309133 | 1153867275719288914 |
Brazil
|
9037 | 86226398 | 2305871897990729730 |
China
|
6564 | 346799264 | 129893613128288 |
India
|
5969 | 35348480 | 24480594907136 |
Russian Federation
|
5748 | 46622776 | 10705793691720 |
Indonesia
|
3603 | 18073088 | 1225629728768 |
Germany
|
3109 | 112752904 | 69548054544384 |
United Kingdom
|
3108 | 71550336 | 31532536299520 |
Australia
|
3015 | 40588592 | 20514282543104 |
Poland
|
2465 | 19272192 | 15298114229248 |
Canada
|
2443 | 54437736 | 4438988948736 |
France
|
2201 | 75328768 | 12154271827456 |
Ukraine
|
2009 | 8261632 | 5013717516288 |
Bangladesh
|
1870 | 1933568 | 908494569472 |
Netherlands
|
1595 | 51310544 | 26556465939968 |
Argentina
|
1300 | 19708416 | 18815344377856 |
Italy
|
1298 | 52409856 | 28591018606592 |
Hong Kong
|
1280 | 18154148 | 8554605118208 |
Japan
|
1269 | 159027048 | 33573211799552 |
Spain
|
1233 | 34628352 | 7522246791168 |