BGP Announced

AS CIDR Description
AS104 128.138.0.0/16 COLORADO-AS - University of Colorado at Boulder, US

Real Time BGP Data

AS / Info IP / Time AS Path
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Reverse DNS List (Total:230)

IP Host DateTime
128.138.75.1 engr-gw-admin75.colorado.edu 2025-08-18 10:22:56
128.138.75.4 seti.colorado.edu 2025-08-18 10:22:56
128.138.75.5 cu-pass.colorado.edu 2025-08-18 10:22:56
128.138.75.6 ecad-p-004.colorado.edu 2025-08-18 10:22:56
128.138.75.8 wifi-class.colorado.edu 2025-08-18 10:22:56
128.138.75.9 ecad-p-002.colorado.edu 2025-08-18 10:22:56
128.138.75.10 cu-engr-admin-75-10.colorado.edu 2025-08-18 10:22:56
128.138.75.11 seti-400.colorado.edu 2025-08-18 10:22:56
128.138.75.12 dlc-lab-printer.colorado.edu 2025-08-18 10:22:56
128.138.75.13 opennvl.colorado.edu 2025-08-18 10:22:56
128.138.75.14 livedb-opennvl.colorado.edu 2025-08-18 10:22:56
128.138.75.15 tcp-vm-portal1.colorado.edu 2025-08-18 10:22:56
128.138.75.16 rpi-01.colorado.edu 2025-08-18 10:22:56
128.138.75.17 rpi-02.colorado.edu 2025-08-18 10:22:56
128.138.75.18 rpi-03.colorado.edu 2025-08-18 10:22:56
128.138.75.19 rpi-04.colorado.edu 2025-08-18 10:22:56
128.138.75.20 rpi-5.colorado.edu 2025-08-18 10:22:56
128.138.75.21 rpi-6.colorado.edu 2025-08-18 10:22:56
128.138.75.22 rpi-7.colorado.edu 2025-08-18 10:22:56
128.138.75.23 rpi-8.colorado.edu 2025-08-18 10:22:56
128.138.75.24 rpi-9.colorado.edu 2025-08-18 10:22:56
128.138.75.25 rpi-10.colorado.edu 2025-08-18 10:22:56
128.138.75.26 tcp-s-1.colorado.edu 2025-08-18 10:22:56
128.138.75.27 tcp-s-2.colorado.edu 2025-08-18 10:22:56
128.138.75.28 tcp-u-1.colorado.edu 2025-08-18 10:22:56
128.138.75.29 tcp-u-2.colorado.edu 2025-08-18 10:22:56
128.138.75.30 tcp-u-3.colorado.edu 2025-08-18 10:22:56
128.138.75.31 tcp-u-4.colorado.edu 2025-08-18 10:22:56
128.138.75.32 usa5g3.colorado.edu 2025-08-18 10:22:56
128.138.75.33 usa5g4.colorado.edu 2025-08-18 10:22:56
128.138.75.34 lte-a.colorado.edu 2025-08-18 10:22:56
128.138.75.35 lte-b.colorado.edu 2025-08-18 10:22:56
128.138.75.36 usa5gue1.colorado.edu 2025-08-18 10:22:56
128.138.75.37 usa5gue2.colorado.edu 2025-08-18 10:22:56
128.138.75.38 rpi-11.colorado.edu 2025-08-18 10:22:56
128.138.75.39 rpi-12.colorado.edu 2025-08-18 10:22:56
128.138.75.40 rpi-13.colorado.edu 2025-08-18 10:22:56
128.138.75.41 rpi-14.colorado.edu 2025-08-18 10:22:56
128.138.75.42 rpi-15.colorado.edu 2025-08-18 10:22:56
128.138.75.43 rpi-16.colorado.edu 2025-08-18 10:22:56
128.138.75.44 usa5g1.colorado.edu 2025-08-18 10:22:56
128.138.75.45 usa5g2.colorado.edu 2025-08-18 10:22:56
128.138.75.46 cu-engr-admin-75-128.138.75.46.colorado.edu 2025-08-18 10:22:56
128.138.75.47 cu-engr-admin-75-128.138.75.47.colorado.edu 2025-08-18 10:22:56
128.138.75.48 cu-engr-admin-75-128.138.75.48.colorado.edu 2025-08-18 10:22:56
128.138.75.49 cu-engr-admin-75-128.138.75.49.colorado.edu 2025-08-18 10:22:56
128.138.75.50 cu-engr-admin-75-128.138.75.50.colorado.edu 2025-08-18 10:22:56
128.138.75.51 cu-engr-admin-75-128.138.75.51.colorado.edu 2025-08-18 10:22:56
128.138.75.52 cu-engr-admin-75-128.138.75.52.colorado.edu 2025-08-18 10:22:56
128.138.75.53 cu-engr-admin-75-128.138.75.53.colorado.edu 2025-08-18 10:22:56
128.138.75.54 cu-engr-admin-75-128.138.75.54.colorado.edu 2025-08-18 10:22:56
128.138.75.55 cu-engr-admin-75-128.138.75.55.colorado.edu 2025-08-18 10:22:56
128.138.75.56 cu-engr-admin-75-128.138.75.56.colorado.edu 2025-08-18 10:22:56
128.138.75.57 cu-engr-admin-75-128.138.75.57.colorado.edu 2025-08-18 10:22:56
128.138.75.59 cu-engr-admin-75-128.138.75.59.colorado.edu 2025-08-18 10:22:56
128.138.75.60 cu-engr-admin-75-128.138.75.60.colorado.edu 2025-08-18 10:22:56
128.138.75.61 cu-engr-admin-75-128.138.75.61.colorado.edu 2025-08-18 10:22:56
128.138.75.62 cu-engr-admin-75-128.138.75.62.colorado.edu 2025-08-18 10:22:56
128.138.75.65 engr-gw-dlc75-64.colorado.edu 2025-08-18 10:22:56
128.138.75.72 cxtarget2.colorado.edu 2025-08-18 10:22:56
128.138.75.73 gnsscam.colorado.edu 2025-08-18 10:22:56
128.138.75.74 viterbi.colorado.edu 2025-08-18 10:22:56
128.138.75.75 odyssey.colorado.edu 2025-08-18 10:22:56
128.138.75.76 cu-dlc-spgrnt-75-76.colorado.edu 2025-08-18 10:22:56
128.138.75.77 dlc75-77.colorado.edu 2025-08-18 10:22:56
128.138.75.78 phobos.colorado.edu 2025-08-18 10:22:56
128.138.75.79 mops-remote.colorado.edu 2025-08-18 10:22:56
128.138.75.80 oldthinker.colorado.edu 2025-08-18 10:22:56
128.138.75.81 dlc75-81-dhcp.colorado.edu 2025-08-18 10:22:56
128.138.75.82 dlc75-82-dhcp.colorado.edu 2025-08-18 10:22:56
128.138.75.83 dlc75-83-dhcp.colorado.edu 2025-08-18 10:22:56
128.138.75.84 dlc75-84-dhcp.colorado.edu 2025-08-18 10:22:56
128.138.75.85 dlc75-85-dhcp.colorado.edu 2025-08-18 10:22:56
128.138.75.86 dlc75-86-dhcp.colorado.edu 2025-08-18 10:22:56
128.138.75.87 dlc75-87-dhcp.colorado.edu 2025-08-18 10:22:56
128.138.75.88 dlc75-88-dhcp.colorado.edu 2025-08-18 10:22:56
128.138.75.89 phobosdev.colorado.edu 2025-08-18 10:22:56
128.138.75.90 dlc75-90.colorado.edu 2025-08-18 10:22:56
128.138.75.91 dlc75-91.colorado.edu 2025-08-18 10:22:56
128.138.75.92 dlc75-92.colorado.edu 2025-08-18 10:22:56
128.138.75.94 dlc-fw-spgrnt.colorado.edu 2025-08-18 10:22:56
128.138.75.95 dlc75-95-dhcp.colorado.edu 2025-08-18 10:22:56
128.138.75.96 dlc75-96-dhcp.colorado.edu 2025-08-18 10:22:56
128.138.75.97 dlc75-97-dhcp.colorado.edu 2025-08-18 10:22:56
128.138.75.98 dlc75-98-dhcp.colorado.edu 2025-08-18 10:22:56
128.138.75.99 dlc75-99-dhcp.colorado.edu 2025-08-18 10:22:56
128.138.75.100 dlc75-100-dhcp.colorado.edu 2025-08-21 17:46:16
128.138.75.101 dlc75-101-dhcp.colorado.edu 2025-08-18 10:22:56
128.138.75.102 dlc75-102-dhcp.colorado.edu 2025-08-18 10:22:56
128.138.75.103 dlc75-103-dhcp.colorado.edu 2025-08-18 10:22:56
128.138.75.104 dlc75-104-dhcp.colorado.edu 2025-08-18 10:22:56
128.138.75.105 dlc75-105-dhcp.colorado.edu 2025-08-18 10:22:56
128.138.75.106 dlc75-106-dhcp.colorado.edu 2025-08-18 10:22:56
128.138.75.107 dlc75-107-dhcp.colorado.edu 2025-08-18 10:22:56
128.138.75.108 dlc75-108-dhcp.colorado.edu 2025-08-18 10:22:56
128.138.75.109 dlc75-109-dhcp.colorado.edu 2025-08-18 10:22:56
128.138.75.110 dlc75-110-dhcp.colorado.edu 2025-08-18 10:22:56
128.138.75.112 dlc75-112-dhcp.colorado.edu 2025-08-18 10:22:56
128.138.75.113 dlc75-113-dhcp.colorado.edu 2025-08-18 10:22:56
128.138.75.115 dlc75-115-dhcp.colorado.edu 2025-08-18 10:22:56
128.138.75.116 dlc75-116-dhcp.colorado.edu 2025-08-18 10:22:56
128.138.75.117 dlc75-117-dhcp.colorado.edu 2025-08-18 10:22:56
128.138.75.118 dlc75-118-dhcp.colorado.edu 2025-08-18 10:22:56
128.138.75.119 dlc75-119-dhcp.colorado.edu 2025-08-18 10:22:56
128.138.75.120 dlc75-120-dhcp.colorado.edu 2025-08-18 10:22:56
128.138.75.121 dlc75-121-dhcp.colorado.edu 2025-08-18 10:22:56
128.138.75.122 dlc75-122-dhcp.colorado.edu 2025-08-18 10:22:56
128.138.75.123 dlc75-123-dhcp.colorado.edu 2025-08-18 10:22:56
128.138.75.124 dlc75-124-dhcp.colorado.edu 2025-08-18 10:22:56
128.138.75.125 dlc75-125-dhcp.colorado.edu 2025-08-18 10:22:56
128.138.75.126 dlc75-126-dhcp.colorado.edu 2025-08-18 10:22:56
128.138.75.129 engr-gw-dlc75-128.colorado.edu 2025-08-18 10:22:56
128.138.75.130 manta.colorado.edu 2025-08-18 10:22:56
128.138.75.131 dlc75-131.colorado.edu 2025-08-18 10:22:56
128.138.75.132 shapiro-dlc-office.colorado.edu 2025-08-18 10:22:56
128.138.75.133 ecee-shallow-blue.colorado.edu 2025-08-18 10:22:56
128.138.75.135 cu-dlc-dhcp1-128.138.75.135.int.colorado.edu 2025-08-18 10:22:56
128.138.75.136 cu-dlc-dhcp1-128.138.75.136.int.colorado.edu 2025-08-18 10:22:56
128.138.75.137 cu-dlc-dhcp1-128.138.75.137.int.colorado.edu 2025-08-18 10:22:56
128.138.75.138 cu-dlc-dhcp1-128.138.75.138.int.colorado.edu 2025-08-18 10:22:56
128.138.75.139 cu-dlc-dhcp1-128.138.75.139.int.colorado.edu 2025-08-18 10:22:56
128.138.75.140 cu-dlc-dhcp1-128.138.75.140.int.colorado.edu 2025-08-18 10:22:56
128.138.75.141 cu-dlc-dhcp1-128.138.75.141.int.colorado.edu 2025-08-18 10:22:56
128.138.75.142 cu-dlc-dhcp1-128.138.75.142.int.colorado.edu 2025-08-18 10:22:56
128.138.75.143 cu-dlc-dhcp1-128.138.75.143.int.colorado.edu 2025-08-18 10:22:56
128.138.75.144 cu-dlc-dhcp1-128.138.75.144.int.colorado.edu 2025-08-18 10:22:56
128.138.75.145 cu-dlc-dhcp1-128.138.75.145.int.colorado.edu 2025-08-18 10:22:56
128.138.75.146 cu-dlc-dhcp1-128.138.75.146.int.colorado.edu 2025-08-18 10:22:56
128.138.75.147 cu-dlc-dhcp1-128.138.75.147.int.colorado.edu 2025-08-18 10:22:56
128.138.75.148 cu-dlc-dhcp1-128.138.75.148.int.colorado.edu 2025-08-18 10:22:56
128.138.75.149 cu-dlc-dhcp1-128.138.75.149.int.colorado.edu 2025-08-18 10:22:56
128.138.75.150 cu-dlc-dhcp1-128.138.75.150.int.colorado.edu 2025-08-18 10:22:56
128.138.75.151 cu-dlc-dhcp1-128.138.75.151.int.colorado.edu 2025-08-18 10:22:56
128.138.75.152 cu-dlc-dhcp1-128.138.75.152.int.colorado.edu 2025-08-18 10:22:56
128.138.75.153 cu-dlc-dhcp1-128.138.75.153.int.colorado.edu 2025-08-18 10:22:56
128.138.75.154 cu-dlc-dhcp1-128.138.75.154.int.colorado.edu 2025-08-18 10:22:56
128.138.75.155 cu-dlc-dhcp1-128.138.75.155.int.colorado.edu 2025-08-18 10:22:56
128.138.75.156 cu-dlc-dhcp1-128.138.75.156.int.colorado.edu 2025-08-18 10:22:56
128.138.75.157 cu-dlc-dhcp1-128.138.75.157.int.colorado.edu 2025-08-18 10:22:56
128.138.75.158 cu-dlc-dhcp1-128.138.75.158.int.colorado.edu 2025-08-18 10:22:56
128.138.75.159 cu-dlc-dhcp1-128.138.75.159.int.colorado.edu 2025-08-18 10:22:56
128.138.75.160 cu-dlc-dhcp1-128.138.75.160.int.colorado.edu 2025-08-18 10:22:56
128.138.75.161 cu-dlc-dhcp1-128.138.75.161.int.colorado.edu 2025-08-18 10:22:56
128.138.75.162 cu-dlc-dhcp1-128.138.75.162.int.colorado.edu 2025-08-18 10:22:56
128.138.75.163 cu-dlc-dhcp1-128.138.75.163.int.colorado.edu 2025-08-18 10:22:56
128.138.75.164 cu-dlc-dhcp1-128.138.75.164.int.colorado.edu 2025-08-18 10:22:56
128.138.75.165 cu-dlc-dhcp1-128.138.75.165.int.colorado.edu 2025-08-18 10:22:56
128.138.75.166 cu-dlc-dhcp1-128.138.75.166.int.colorado.edu 2025-08-18 10:22:56
128.138.75.167 cu-dlc-dhcp1-128.138.75.167.int.colorado.edu 2025-08-18 10:22:56
128.138.75.168 cu-dlc-dhcp1-128.138.75.168.int.colorado.edu 2025-08-18 10:22:56
128.138.75.169 cu-dlc-dhcp1-128.138.75.169.int.colorado.edu 2025-08-18 10:22:56
128.138.75.170 cu-dlc-dhcp1-128.138.75.170.int.colorado.edu 2025-08-18 10:22:56
128.138.75.171 cu-dlc-dhcp1-128.138.75.171.int.colorado.edu 2025-08-18 10:22:56
128.138.75.172 cu-dlc-dhcp1-128.138.75.172.int.colorado.edu 2025-08-18 10:22:56
128.138.75.173 cu-dlc-dhcp1-128.138.75.173.int.colorado.edu 2025-08-18 10:22:56
128.138.75.174 cu-dlc-dhcp1-128.138.75.174.int.colorado.edu 2025-08-18 10:22:56
128.138.75.175 cu-dlc-dhcp1-128.138.75.175.int.colorado.edu 2025-08-18 10:22:56
128.138.75.176 cu-dlc-dhcp1-128.138.75.176.int.colorado.edu 2025-08-18 10:22:56
128.138.75.177 cu-dlc-dhcp1-128.138.75.177.int.colorado.edu 2025-08-18 10:22:56
128.138.75.178 cu-dlc-dhcp1-128.138.75.178.int.colorado.edu 2025-08-18 10:22:56
128.138.75.179 cu-dlc-dhcp1-128.138.75.179.int.colorado.edu 2025-08-18 10:22:56
128.138.75.180 cu-dlc-dhcp1-128.138.75.180.int.colorado.edu 2025-08-18 10:22:56
128.138.75.181 cu-dlc-dhcp1-128.138.75.181.int.colorado.edu 2025-08-18 10:22:56
128.138.75.182 cu-dlc-dhcp1-128.138.75.182.int.colorado.edu 2025-08-18 10:22:56
128.138.75.183 cu-dlc-dhcp1-128.138.75.183.int.colorado.edu 2025-08-18 10:22:56
128.138.75.184 cu-dlc-dhcp1-128.138.75.184.int.colorado.edu 2025-08-18 10:22:56
128.138.75.185 cu-dlc-dhcp1-128.138.75.185.int.colorado.edu 2025-08-18 10:22:56
128.138.75.186 cu-dlc-dhcp1-128.138.75.186.int.colorado.edu 2025-08-18 10:22:56
128.138.75.187 cu-dlc-dhcp1-128.138.75.187.int.colorado.edu 2025-08-18 10:22:56
128.138.75.188 cu-dlc-dhcp1-128.138.75.188.int.colorado.edu 2025-08-18 10:22:56
128.138.75.189 cu-dlc-dhcp1-128.138.75.189.int.colorado.edu 2025-08-18 10:22:56
128.138.75.190 cu-dlc-dhcp1-128.138.75.190.int.colorado.edu 2025-08-18 10:22:56
128.138.75.193 engr-gw-dlc75-192.colorado.edu 2025-08-18 10:22:56
128.138.75.196 potato.colorado.edu 2025-08-18 10:22:56
128.138.75.197 dlc-197.colorado.edu 2025-08-18 10:22:56
128.138.75.198 dlc75-198.colorado.edu 2025-08-18 10:22:56
128.138.75.199 jzmoolman-thinkpad.colorado.edu 2025-08-18 10:22:56
128.138.75.200 dlc75-200-dhcp.colorado.edu 2025-08-18 10:22:56
128.138.75.201 dlc75-201-dhcp.colorado.edu 2025-08-18 10:22:56
128.138.75.202 dlc75-202-dhcp.colorado.edu 2025-08-18 10:22:56
128.138.75.203 dlc75-203-dhcp.colorado.edu 2025-08-18 10:22:56
128.138.75.204 dlc75-204-dhcp.colorado.edu 2025-08-18 10:22:56
128.138.75.205 dlc75-205-dhcp.colorado.edu 2025-08-18 10:22:56
128.138.75.206 dlc75-206-dhcp.colorado.edu 2025-08-18 10:22:56
128.138.75.207 dlc75-207-dhcp.colorado.edu 2025-08-18 10:22:56
128.138.75.208 dlc75-208-dhcp.colorado.edu 2025-08-18 10:22:56
128.138.75.209 dlc75-209-dhcp.colorado.edu 2025-08-18 10:22:56
128.138.75.210 dlc75-210-dhcp.colorado.edu 2025-08-18 10:22:56
128.138.75.211 dlc75-211-dhcp.colorado.edu 2025-08-18 10:22:56
128.138.75.212 dlc75-212-dhcp.colorado.edu 2025-08-18 10:22:56
128.138.75.213 dlc75-213-dhcp.colorado.edu 2025-08-18 10:22:56
128.138.75.214 dlc75-214-dhcp.colorado.edu 2025-08-18 10:22:56
128.138.75.215 dlc75-215-dhcp.colorado.edu 2025-08-18 10:22:56
128.138.75.216 dlc75-216-dhcp.colorado.edu 2025-08-18 10:22:56
128.138.75.217 dlc75-217-dhcp.colorado.edu 2025-08-21 17:46:16
128.138.75.218 dlc75-218-dhcp.colorado.edu 2025-08-18 10:22:56
128.138.75.219 dlc75-219-dhcp.colorado.edu 2025-08-18 10:22:56
128.138.75.220 dlc75-220-dhcp.colorado.edu 2025-08-18 10:22:56
128.138.75.221 dlc75-221-dhcp.colorado.edu 2025-08-18 10:22:56
128.138.75.222 dlc75-222-dhcp.colorado.edu 2025-08-18 10:22:56
128.138.75.223 dlc75-223-dhcp.colorado.edu 2025-08-18 10:22:56
128.138.75.224 dlc75-224-dhcp.colorado.edu 2025-08-18 10:22:56
128.138.75.225 dlc75-225-dhcp.colorado.edu 2025-08-18 10:22:56
128.138.75.226 dlc75-226-dhcp.colorado.edu 2025-08-18 10:22:56
128.138.75.227 dlc75-227-dhcp.colorado.edu 2025-08-18 10:22:56
128.138.75.228 dlc75-228-dhcp.colorado.edu 2025-08-18 10:22:56
128.138.75.229 dlc75-229-dhcp.colorado.edu 2025-08-18 10:22:56
128.138.75.230 dlc75-230-dhcp.colorado.edu 2025-08-18 10:22:56
128.138.75.231 dlc75-231-dhcp.colorado.edu 2025-08-18 10:22:56
128.138.75.232 dlc75-232-dhcp.colorado.edu 2025-08-18 10:22:56
128.138.75.233 dlc75-233-dhcp.colorado.edu 2025-08-18 10:22:56
128.138.75.234 dlc75-234-dhcp.colorado.edu 2025-08-18 10:22:56
128.138.75.235 dlc75-235-dhcp.colorado.edu 2025-08-18 10:22:56
128.138.75.236 dlc75-236-dhcp.colorado.edu 2025-08-18 10:22:56
128.138.75.237 dlc75-237-dhcp.colorado.edu 2025-08-18 10:22:56
128.138.75.238 dlc75-238-dhcp.colorado.edu 2025-08-18 10:22:56
128.138.75.239 dlc75-239-dhcp.colorado.edu 2025-08-21 17:46:16
128.138.75.240 dlc75-240-dhcp.colorado.edu 2025-08-18 10:22:56
128.138.75.242 dlc75-242-dhcp.colorado.edu 2025-08-18 10:22:56
128.138.75.243 dlc75-243-dhcp.colorado.edu 2025-08-18 10:22:56
128.138.75.245 dlc75-245-dhcp.colorado.edu 2025-08-18 10:22:56
128.138.75.246 dlc75-246-dhcp.colorado.edu 2025-08-18 10:22:56
128.138.75.247 dlc75-247-dhcp.colorado.edu 2025-08-18 10:22:56
128.138.75.248 dlc75-248-dhcp.colorado.edu 2025-08-18 10:22:56
128.138.75.249 dlc75-249-dhcp.colorado.edu 2025-08-18 10:22:56
128.138.75.250 dlc75-250-dhcp.colorado.edu 2025-08-18 10:22:56
128.138.75.251 dlc75-251-dhcp.colorado.edu 2025-08-18 10:22:56
128.138.75.252 dlc75-252-dhcp.colorado.edu 2025-08-18 10:22:56
128.138.75.253 dlc75-253-dhcp.colorado.edu 2025-08-18 10:22:56
128.138.75.254 dlc75-254-dhcp.colorado.edu 2025-08-18 10:22:56

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