BGP Announced

AS CIDR Description
AS55 128.91.0.0/16 UPENN - University of Pennsylvania, US

Real Time BGP Data

AS / Info IP / Time AS Path
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Reverse DNS List (Total:227)

IP Host DateTime
128.91.158.1 irb3515.vagelos.router.upenn.edu 2025-06-04 08:23:25
128.91.158.30 ist-000.resnet.group.upenn.edu 2025-06-04 08:23:25
128.91.158.31 ist-001.resnet.group.upenn.edu 2025-06-04 08:23:25
128.91.158.32 ist-002.resnet.group.upenn.edu 2025-06-04 08:23:25
128.91.158.33 ist-003.resnet.group.upenn.edu 2025-06-04 08:23:25
128.91.158.34 ist-004.resnet.group.upenn.edu 2025-06-04 08:23:25
128.91.158.35 ist-005.resnet.group.upenn.edu 2025-06-04 08:23:25
128.91.158.36 ist-006.resnet.group.upenn.edu 2025-06-04 08:23:25
128.91.158.37 ist-007.resnet.group.upenn.edu 2025-06-04 08:23:25
128.91.158.38 ist-008.resnet.group.upenn.edu 2025-06-04 08:23:25
128.91.158.39 ist-009.resnet.group.upenn.edu 2025-05-30 03:03:48
128.91.158.40 ist-010.resnet.group.upenn.edu 2025-06-04 08:23:25
128.91.158.41 ist-011.resnet.group.upenn.edu 2025-05-30 03:03:48
128.91.158.42 ist-012.resnet.group.upenn.edu 2025-06-04 08:23:25
128.91.158.43 ist-013.resnet.group.upenn.edu 2025-06-04 08:23:25
128.91.158.44 ist-014.resnet.group.upenn.edu 2025-06-04 08:23:25
128.91.158.45 ist-015.resnet.group.upenn.edu 2025-06-04 08:23:25
128.91.158.46 ist-016.resnet.group.upenn.edu 2025-06-04 08:23:25
128.91.158.47 ist-017.resnet.group.upenn.edu 2025-06-04 08:23:25
128.91.158.48 ist-018.resnet.group.upenn.edu 2025-06-04 08:23:25
128.91.158.49 ist-019.resnet.group.upenn.edu 2025-06-04 08:23:25
128.91.158.50 ist-020.resnet.group.upenn.edu 2025-06-04 08:23:25
128.91.158.51 ist-021.resnet.group.upenn.edu 2025-06-04 08:23:25
128.91.158.52 ist-022.resnet.group.upenn.edu 2025-06-04 08:23:25
128.91.158.53 ist-023.resnet.group.upenn.edu 2025-06-04 08:23:25
128.91.158.54 ist-024.resnet.group.upenn.edu 2025-06-04 08:23:25
128.91.158.55 ist-025.resnet.group.upenn.edu 2025-06-04 08:23:25
128.91.158.56 ist-026.resnet.group.upenn.edu 2025-06-04 08:23:25
128.91.158.57 ist-027.resnet.group.upenn.edu 2025-06-04 08:23:25
128.91.158.58 ist-028.resnet.group.upenn.edu 2025-06-04 08:23:25
128.91.158.59 ist-029.resnet.group.upenn.edu 2025-06-04 08:23:25
128.91.158.60 ist-030.resnet.group.upenn.edu 2025-06-04 08:23:25
128.91.158.61 ist-031.resnet.group.upenn.edu 2025-06-04 08:23:25
128.91.158.62 ist-032.resnet.group.upenn.edu 2025-05-30 03:03:48
128.91.158.63 ist-033.resnet.group.upenn.edu 2025-06-04 08:23:25
128.91.158.64 ist-034.resnet.group.upenn.edu 2025-06-04 08:23:25
128.91.158.65 ist-035.resnet.group.upenn.edu 2025-05-30 03:03:48
128.91.158.66 ist-036.resnet.group.upenn.edu 2025-06-04 08:23:25
128.91.158.67 ist-037.resnet.group.upenn.edu 2025-06-04 08:23:25
128.91.158.68 ist-038.resnet.group.upenn.edu 2025-06-04 08:23:25
128.91.158.69 ist-039.resnet.group.upenn.edu 2025-06-04 08:23:25
128.91.158.70 ist-040.resnet.group.upenn.edu 2025-06-04 08:23:25
128.91.158.71 ist-041.resnet.group.upenn.edu 2025-06-04 08:23:25
128.91.158.72 ist-042.resnet.group.upenn.edu 2025-06-04 08:23:25
128.91.158.73 ist-043.resnet.group.upenn.edu 2025-05-30 03:03:48
128.91.158.74 ist-044.resnet.group.upenn.edu 2025-06-04 08:23:25
128.91.158.75 ist-045.resnet.group.upenn.edu 2025-06-04 08:23:25
128.91.158.76 ist-046.resnet.group.upenn.edu 2025-06-04 08:23:25
128.91.158.77 ist-047.resnet.group.upenn.edu 2025-06-04 08:23:25
128.91.158.78 ist-048.resnet.group.upenn.edu 2025-06-04 08:23:25
128.91.158.79 ist-049.resnet.group.upenn.edu 2025-06-04 08:23:25
128.91.158.80 ist-050.resnet.group.upenn.edu 2025-06-04 08:23:25
128.91.158.81 ist-051.resnet.group.upenn.edu 2025-06-04 08:23:25
128.91.158.82 ist-052.resnet.group.upenn.edu 2025-06-04 08:23:25
128.91.158.83 ist-053.resnet.group.upenn.edu 2025-06-04 08:23:25
128.91.158.84 ist-054.resnet.group.upenn.edu 2025-06-04 08:23:25
128.91.158.85 ist-055.resnet.group.upenn.edu 2025-06-04 08:23:25
128.91.158.86 ist-056.resnet.group.upenn.edu 2025-06-04 08:23:25
128.91.158.87 ist-057.resnet.group.upenn.edu 2025-06-04 08:23:25
128.91.158.88 ist-058.resnet.group.upenn.edu 2025-06-04 08:23:25
128.91.158.89 ist-059.resnet.group.upenn.edu 2025-06-04 08:23:25
128.91.158.90 ist-060.resnet.group.upenn.edu 2025-06-04 08:23:25
128.91.158.91 ist-061.resnet.group.upenn.edu 2025-06-04 08:23:25
128.91.158.92 ist-062.resnet.group.upenn.edu 2025-06-04 08:23:25
128.91.158.93 ist-063.resnet.group.upenn.edu 2025-06-04 08:23:25
128.91.158.94 ist-064.resnet.group.upenn.edu 2025-06-04 08:23:25
128.91.158.95 ist-065.resnet.group.upenn.edu 2025-06-04 08:23:25
128.91.158.96 ist-066.resnet.group.upenn.edu 2025-06-04 08:23:25
128.91.158.97 ist-067.resnet.group.upenn.edu 2025-06-04 08:23:25
128.91.158.98 ist-068.resnet.group.upenn.edu 2025-06-04 08:23:25
128.91.158.99 ist-069.resnet.group.upenn.edu 2025-06-04 08:23:25
128.91.158.100 ist-070.resnet.group.upenn.edu 2025-06-04 08:23:25
128.91.158.101 ist-071.resnet.group.upenn.edu 2025-06-04 08:23:25
128.91.158.102 ist-072.resnet.group.upenn.edu 2025-06-04 08:23:25
128.91.158.103 ist-073.resnet.group.upenn.edu 2025-06-04 08:23:25
128.91.158.104 ist-074.resnet.group.upenn.edu 2025-06-04 08:23:25
128.91.158.105 ist-075.resnet.group.upenn.edu 2025-06-04 08:23:25
128.91.158.106 ist-076.resnet.group.upenn.edu 2025-06-04 08:23:25
128.91.158.107 ist-077.resnet.group.upenn.edu 2025-06-04 08:23:25
128.91.158.108 ist-078.resnet.group.upenn.edu 2025-06-04 08:23:25
128.91.158.109 ist-079.resnet.group.upenn.edu 2025-06-04 08:23:25
128.91.158.110 ist-080.resnet.group.upenn.edu 2025-06-04 08:23:25
128.91.158.111 ist-081.resnet.group.upenn.edu 2025-06-04 08:23:25
128.91.158.112 ist-082.resnet.group.upenn.edu 2025-06-04 08:23:25
128.91.158.113 ist-083.resnet.group.upenn.edu 2025-06-04 08:23:25
128.91.158.114 ist-084.resnet.group.upenn.edu 2025-06-04 08:23:25
128.91.158.115 ist-085.resnet.group.upenn.edu 2025-06-04 08:23:25
128.91.158.116 ist-086.resnet.group.upenn.edu 2025-06-04 08:23:25
128.91.158.117 ist-087.resnet.group.upenn.edu 2025-06-04 08:23:25
128.91.158.118 ist-088.resnet.group.upenn.edu 2025-06-04 08:23:25
128.91.158.119 ist-089.resnet.group.upenn.edu 2025-06-04 08:23:25
128.91.158.120 ist-090.resnet.group.upenn.edu 2025-06-04 08:23:25
128.91.158.121 ist-091.resnet.group.upenn.edu 2025-06-04 08:23:25
128.91.158.122 ist-092.resnet.group.upenn.edu 2025-06-04 08:23:25
128.91.158.123 ist-093.resnet.group.upenn.edu 2025-06-04 08:23:25
128.91.158.124 ist-094.resnet.group.upenn.edu 2025-05-30 03:03:48
128.91.158.125 ist-095.resnet.group.upenn.edu 2025-06-04 08:23:25
128.91.158.126 ist-096.resnet.group.upenn.edu 2025-06-04 08:23:25
128.91.158.127 ist-097.resnet.group.upenn.edu 2025-06-04 08:23:25
128.91.158.128 ist-098.resnet.group.upenn.edu 2025-06-04 08:23:25
128.91.158.129 ist-099.resnet.group.upenn.edu 2025-06-04 08:23:25
128.91.158.130 ist-100.resnet.group.upenn.edu 2025-06-04 08:23:25
128.91.158.131 ist-101.resnet.group.upenn.edu 2025-06-04 08:23:25
128.91.158.132 ist-102.resnet.group.upenn.edu 2025-06-04 08:23:25
128.91.158.133 ist-103.resnet.group.upenn.edu 2025-06-04 08:23:25
128.91.158.134 ist-104.resnet.group.upenn.edu 2025-05-30 03:03:48
128.91.158.135 ist-105.resnet.group.upenn.edu 2025-06-04 08:23:25
128.91.158.136 ist-106.resnet.group.upenn.edu 2025-06-04 08:23:25
128.91.158.137 ist-107.resnet.group.upenn.edu 2025-06-04 08:23:25
128.91.158.138 ist-108.resnet.group.upenn.edu 2025-06-04 08:23:25
128.91.158.139 ist-109.resnet.group.upenn.edu 2025-06-04 08:23:25
128.91.158.140 ist-110.resnet.group.upenn.edu 2025-06-04 08:23:25
128.91.158.141 ist-111.resnet.group.upenn.edu 2025-06-04 08:23:25
128.91.158.142 ist-112.resnet.group.upenn.edu 2025-06-04 08:23:25
128.91.158.143 ist-113.resnet.group.upenn.edu 2025-06-04 08:23:25
128.91.158.144 ist-114.resnet.group.upenn.edu 2025-06-04 08:23:25
128.91.158.145 ist-115.resnet.group.upenn.edu 2025-06-04 08:23:25
128.91.158.146 ist-116.resnet.group.upenn.edu 2025-06-04 08:23:25
128.91.158.147 ist-117.resnet.group.upenn.edu 2025-06-04 08:23:25
128.91.158.148 ist-118.resnet.group.upenn.edu 2025-06-04 08:23:25
128.91.158.149 ist-119.resnet.group.upenn.edu 2025-06-04 08:23:25
128.91.158.150 ist-120.resnet.group.upenn.edu 2025-06-04 08:23:25
128.91.158.151 ist-121.resnet.group.upenn.edu 2025-06-04 08:23:25
128.91.158.152 ist-122.resnet.group.upenn.edu 2025-06-04 08:23:25
128.91.158.153 ist-123.resnet.group.upenn.edu 2025-06-04 08:23:25
128.91.158.154 ist-124.resnet.group.upenn.edu 2025-06-04 08:23:25
128.91.158.155 ist-125.resnet.group.upenn.edu 2025-06-04 08:23:25
128.91.158.156 ist-126.resnet.group.upenn.edu 2025-06-04 08:23:25
128.91.158.157 ist-127.resnet.group.upenn.edu 2025-06-04 08:23:25
128.91.158.158 ist-128.resnet.group.upenn.edu 2025-05-30 03:03:48
128.91.158.159 ist-129.resnet.group.upenn.edu 2025-06-04 08:23:25
128.91.158.160 ist-130.resnet.group.upenn.edu 2025-06-04 08:23:25
128.91.158.161 ist-131.resnet.group.upenn.edu 2025-06-04 08:23:25
128.91.158.162 ist-132.resnet.group.upenn.edu 2025-06-04 08:23:25
128.91.158.163 ist-133.resnet.group.upenn.edu 2025-06-04 08:23:25
128.91.158.164 ist-134.resnet.group.upenn.edu 2025-06-04 08:23:25
128.91.158.165 ist-135.resnet.group.upenn.edu 2025-06-04 08:23:25
128.91.158.166 ist-136.resnet.group.upenn.edu 2025-06-04 08:23:25
128.91.158.167 ist-137.resnet.group.upenn.edu 2025-06-04 08:23:25
128.91.158.168 ist-138.resnet.group.upenn.edu 2025-06-04 08:23:25
128.91.158.169 ist-139.resnet.group.upenn.edu 2025-06-04 08:23:25
128.91.158.170 ist-140.resnet.group.upenn.edu 2025-05-30 03:03:48
128.91.158.171 ist-141.resnet.group.upenn.edu 2025-06-04 08:23:25
128.91.158.172 ist-142.resnet.group.upenn.edu 2025-05-30 03:03:48
128.91.158.173 ist-143.resnet.group.upenn.edu 2025-06-04 08:23:25
128.91.158.174 ist-144.resnet.group.upenn.edu 2025-06-04 08:23:25
128.91.158.175 ist-145.resnet.group.upenn.edu 2025-06-04 08:23:25
128.91.158.176 ist-146.resnet.group.upenn.edu 2025-06-04 08:23:25
128.91.158.177 ist-147.resnet.group.upenn.edu 2025-06-04 08:23:25
128.91.158.178 ist-148.resnet.group.upenn.edu 2025-06-04 08:23:25
128.91.158.179 ist-149.resnet.group.upenn.edu 2025-06-04 08:23:25
128.91.158.180 ist-150.resnet.group.upenn.edu 2025-06-04 08:23:25
128.91.158.181 ist-151.resnet.group.upenn.edu 2025-06-04 08:23:25
128.91.158.182 ist-152.resnet.group.upenn.edu 2025-06-04 08:23:25
128.91.158.183 ist-153.resnet.group.upenn.edu 2025-06-04 08:23:25
128.91.158.184 ist-154.resnet.group.upenn.edu 2025-06-04 08:23:25
128.91.158.185 ist-155.resnet.group.upenn.edu 2025-06-04 08:23:25
128.91.158.186 ist-156.resnet.group.upenn.edu 2025-06-04 08:23:25
128.91.158.187 ist-157.resnet.group.upenn.edu 2025-06-04 08:23:25
128.91.158.188 ist-158.resnet.group.upenn.edu 2025-06-04 08:23:25
128.91.158.189 ist-159.resnet.group.upenn.edu 2025-06-04 08:23:25
128.91.158.190 ist-160.resnet.group.upenn.edu 2025-05-30 03:03:48
128.91.158.191 ist-161.resnet.group.upenn.edu 2025-05-30 03:03:48
128.91.158.192 ist-162.resnet.group.upenn.edu 2025-06-04 08:23:25
128.91.158.193 ist-163.resnet.group.upenn.edu 2025-06-04 08:23:25
128.91.158.194 ist-164.resnet.group.upenn.edu 2025-06-04 08:23:25
128.91.158.195 ist-165.resnet.group.upenn.edu 2025-06-04 08:23:25
128.91.158.196 ist-166.resnet.group.upenn.edu 2025-06-04 08:23:25
128.91.158.197 ist-167.resnet.group.upenn.edu 2025-06-04 08:23:25
128.91.158.198 ist-168.resnet.group.upenn.edu 2025-06-04 08:23:25
128.91.158.199 ist-169.resnet.group.upenn.edu 2025-06-04 08:23:25
128.91.158.200 ist-170.resnet.group.upenn.edu 2025-06-04 08:23:25
128.91.158.201 ist-171.resnet.group.upenn.edu 2025-06-04 08:23:25
128.91.158.202 ist-172.resnet.group.upenn.edu 2025-06-04 08:23:25
128.91.158.203 ist-173.resnet.group.upenn.edu 2025-06-04 08:23:25
128.91.158.204 ist-174.resnet.group.upenn.edu 2025-06-04 08:23:25
128.91.158.205 ist-175.resnet.group.upenn.edu 2025-06-04 08:23:25
128.91.158.206 ist-176.resnet.group.upenn.edu 2025-06-04 08:23:25
128.91.158.207 ist-177.resnet.group.upenn.edu 2025-05-30 03:03:48
128.91.158.208 ist-178.resnet.group.upenn.edu 2025-06-04 08:23:25
128.91.158.209 ist-179.resnet.group.upenn.edu 2025-06-04 08:23:25
128.91.158.210 ist-180.resnet.group.upenn.edu 2025-06-04 08:23:25
128.91.158.211 ist-181.resnet.group.upenn.edu 2025-06-04 08:23:25
128.91.158.212 ist-182.resnet.group.upenn.edu 2025-06-04 08:23:25
128.91.158.213 ist-183.resnet.group.upenn.edu 2025-06-04 08:23:25
128.91.158.214 ist-184.resnet.group.upenn.edu 2025-06-04 08:23:25
128.91.158.215 ist-185.resnet.group.upenn.edu 2025-06-04 08:23:25
128.91.158.216 ist-186.resnet.group.upenn.edu 2025-06-04 08:23:25
128.91.158.217 ist-187.resnet.group.upenn.edu 2025-06-04 08:23:25
128.91.158.218 ist-188.resnet.group.upenn.edu 2025-06-04 08:23:25
128.91.158.219 ist-189.resnet.group.upenn.edu 2025-06-04 08:23:25
128.91.158.220 ist-190.resnet.group.upenn.edu 2025-06-04 08:23:25
128.91.158.221 ist-191.resnet.group.upenn.edu 2025-06-04 08:23:25
128.91.158.222 ist-192.resnet.group.upenn.edu 2025-06-04 08:23:25
128.91.158.223 ist-193.resnet.group.upenn.edu 2025-06-04 08:23:25
128.91.158.224 ist-194.resnet.group.upenn.edu 2025-06-04 08:23:25
128.91.158.225 ist-195.resnet.group.upenn.edu 2025-06-04 08:23:25
128.91.158.226 ist-196.resnet.group.upenn.edu 2025-06-04 08:23:25
128.91.158.227 ist-197.resnet.group.upenn.edu 2025-06-04 08:23:25
128.91.158.228 ist-198.resnet.group.upenn.edu 2025-06-04 08:23:25
128.91.158.229 ist-199.resnet.group.upenn.edu 2025-06-04 08:23:25
128.91.158.230 ist-200.resnet.group.upenn.edu 2025-06-04 08:23:25
128.91.158.231 ist-201.resnet.group.upenn.edu 2025-06-04 08:23:25
128.91.158.232 ist-202.resnet.group.upenn.edu 2025-06-04 08:23:25
128.91.158.233 ist-203.resnet.group.upenn.edu 2025-06-04 08:23:25
128.91.158.234 ist-204.resnet.group.upenn.edu 2025-06-04 08:23:25
128.91.158.235 ist-205.resnet.group.upenn.edu 2025-06-04 08:23:25
128.91.158.236 ist-206.resnet.group.upenn.edu 2025-06-04 08:23:25
128.91.158.237 ist-207.resnet.group.upenn.edu 2025-06-04 08:23:25
128.91.158.238 ist-208.resnet.group.upenn.edu 2025-06-04 08:23:25
128.91.158.239 ist-209.resnet.group.upenn.edu 2025-06-04 08:23:25
128.91.158.240 ist-210.resnet.group.upenn.edu 2025-06-04 08:23:25
128.91.158.241 ist-211.resnet.group.upenn.edu 2025-06-04 08:23:25
128.91.158.242 ist-212.resnet.group.upenn.edu 2025-06-04 08:23:25
128.91.158.243 ist-213.resnet.group.upenn.edu 2025-06-04 08:23:25
128.91.158.244 ist-214.resnet.group.upenn.edu 2025-06-04 08:23:25
128.91.158.245 ist-215.resnet.group.upenn.edu 2025-06-04 08:23:25
128.91.158.246 ist-216.resnet.group.upenn.edu 2025-06-04 08:23:25
128.91.158.247 ist-217.resnet.group.upenn.edu 2025-06-04 08:23:25
128.91.158.248 ist-218.resnet.group.upenn.edu 2025-06-04 08:23:25
128.91.158.249 ist-219.resnet.group.upenn.edu 2025-06-04 08:23:25
128.91.158.250 ist-220.resnet.group.upenn.edu 2025-06-04 08:23:25
128.91.158.251 ist-221.resnet.group.upenn.edu 2025-06-04 08:23:25
128.91.158.252 ist-222.resnet.group.upenn.edu 2025-05-30 03:03:48
128.91.158.253 ist-223.resnet.group.upenn.edu 2025-06-04 08:23:25
128.91.158.254 ist-224.resnet.group.upenn.edu 2025-06-04 08:23:25
128.91.158.255 ist-225.resnet.group.upenn.edu 2025-06-04 08:23:25

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