BGP Announced

AS CIDR Description
AS16 131.243.0.0/16 LBL - Lawrence Berkeley National Laboratory, US

Real Time BGP Data

AS / Info IP / Time AS Path
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Reverse DNS List (Total:223)

IP Host DateTime
131.243.100.1 irz1-n1--irz1-91--vlan181.hsrp.lbl.gov 2025-06-12 18:53:19
131.243.100.2 vlan181.irz1-n1.lbl.gov 2025-06-12 18:53:19
131.243.100.3 vlan181.irz1-91.lbl.gov 2025-06-12 18:53:19
131.243.100.10 c29s-node1-r100.lbl.gov 2025-06-12 18:53:19
131.243.100.11 c29s-50f-1648c-r240.lbl.gov 2025-06-12 18:53:19
131.243.100.12 c29s-50a-1156-b40.lbl.gov 2025-06-12 18:53:19
131.243.100.13 j33s-88-096-b32.lbl.gov 2025-06-12 18:53:19
131.243.100.14 j34s-70-219-r28.lbl.gov 2025-06-12 18:53:19
131.243.100.15 j33s-50e-1589-b3.lbl.gov 2025-06-12 18:53:19
131.243.100.16 j34s-50a-2197a-b5.lbl.gov 2025-06-12 18:53:19
131.243.100.17 c45s-50b-2275-c6-sup6-dev-r100.lbl.gov 2025-06-12 18:53:19
131.243.100.18 a72s-50b-2275-c5-dev-3-r100.lbl.gov 2025-06-16 08:51:51
131.243.100.19 h83s-92-114-b1-92spine-z1.lbl.gov 2025-06-12 18:53:19
131.243.100.20 c29s-90c-109-b76.lbl.gov 2025-06-12 18:53:19
131.243.100.21 c29s-90p-107-b76.lbl.gov 2025-06-12 18:53:19
131.243.100.22 c29s-90-0027c-b12.lbl.gov 2025-06-12 18:53:19
131.243.100.23 c29s-90-4052a-b20.lbl.gov 2025-06-12 18:53:19
131.243.100.24 j45s-50b-1245-test-r100.lbl.gov 2025-06-12 18:53:19
131.243.100.25 c29s-90-0027c-training-b12.lbl.gov 2025-06-12 18:53:19
131.243.100.26 c45s-90-1051-b12.lbl.gov 2025-06-12 18:53:19
131.243.100.27 c45s-90-2053-b12.lbl.gov 2025-06-12 18:53:19
131.243.100.28 c45s-90-3051-b20.lbl.gov 2025-06-12 18:53:19
131.243.100.29 j51s-50b-2275-c4-r100.lbl.gov 2025-06-12 18:53:19
131.243.100.30 c29s-65-004-b32.lbl.gov 2025-06-12 18:53:19
131.243.100.31 j4xs-50b-2265-r100.lbl.gov 2025-06-12 18:53:19
131.243.100.32 c29s-90-4035-r100.lbl.gov 2025-06-12 18:53:19
131.243.100.33 j34s-70-230-r28.lbl.gov 2025-06-12 18:53:19
131.243.100.34 j34s-90p-107-b76.lbl.gov 2025-06-12 18:53:19
131.243.100.35 j43s-50b-2275-c4-z1-r100.lbl.gov 2025-06-12 18:53:19
131.243.100.36 j22s-33b-101-r100.lbl.gov 2025-06-12 18:53:19
131.243.100.37 j34s-91-314-r2-r100.lbl.gov 2025-06-12 18:53:19
131.243.100.38 c35s-50b-2275-c3-r100.lbl.gov 2025-06-12 18:53:19
131.243.100.39 c29s-70-329-r28.lbl.gov 2025-06-12 18:53:19
131.243.100.40 c45s-50b-2275-c6-sup7-dev-r100.lbl.gov 2025-06-12 18:53:19
131.243.100.41 c29s-90x-101b-r40a.lbl.gov 2025-06-12 18:53:19
131.243.100.42 c29s-90x-102b-r40e.lbl.gov 2025-06-12 18:53:19
131.243.100.43 c29s-90x-103b-r40i.lbl.gov 2025-06-12 18:53:19
131.243.100.44 c29s-90x-104b-r40m.lbl.gov 2025-06-12 18:53:19
131.243.100.45 c29s-90x-105b-r41a.lbl.gov 2025-06-12 18:53:19
131.243.100.46 c29s-90x-106b-r41e.lbl.gov 2025-06-12 18:53:19
131.243.100.47 c29s-90x-107b-r41i.lbl.gov 2025-06-12 18:53:19
131.243.100.48 c29s-90x-108b-r41m.lbl.gov 2025-06-12 18:53:19
131.243.100.49 j42s-50b-2265-a9-b30.lbl.gov 2025-06-12 18:53:19
131.243.100.50 ma0-0.asa-z1-1-mfavpn.lbl.gov 2025-06-12 18:53:19
131.243.100.51 c29s-70a-1101-b180.lbl.gov 2025-06-12 18:53:19
131.243.100.52 j22s-50e-1526-r100.lbl.gov 2025-06-12 18:53:19
131.243.100.53 j34s-90-3051-b20.lbl.gov 2025-06-12 18:53:19
131.243.100.54 j34s-50a-5191a-r112.lbl.gov 2025-06-12 18:53:19
131.243.100.55 j34s-50a-1132-b5.lbl.gov 2025-06-12 18:53:19
131.243.100.56 ma0-0.asa-z1-2-mfavpn.lbl.gov 2025-06-12 18:53:19
131.243.100.57 j22s-50e-1527-r100.lbl.gov 2025-06-12 18:53:19
131.243.100.58 a72s-node1-lsg10-50spine-r100.lbl.gov 2025-06-12 18:53:19
131.243.100.59 j33s-50b-2265-a9-r100.lbl.gov 2025-06-12 18:53:19
131.243.100.60 c29s-65a-103-b32.lbl.gov 2025-06-12 18:53:19
131.243.100.61 j33s-56a-152-r54.lbl.gov 2025-06-12 18:53:19
131.243.100.62 j33s-50c-3398-b9.lbl.gov 2025-06-12 18:53:19
131.243.100.63 c29s-50b-2265-it1-r100.lbl.gov 2025-06-12 18:53:19
131.243.100.64 j34s-50b-1245-l5-ztpdev-r100.lbl.gov 2025-06-12 18:53:19
131.243.100.65 j33s-50b-2275-c5-r100.lbl.gov 2025-06-12 18:53:19
131.243.100.66 a72s-50b-2275-s4-50spine-r100.lbl.gov 2025-06-12 18:53:19
131.243.100.67 j33s-50-5070-r48.lbl.gov 2025-06-12 18:53:19
131.243.100.68 ma0-0.asa-z1-3-mfavpn.lbl.gov 2025-06-12 18:53:19
131.243.100.69 a72s-91-169-ra3-spine-r100.lbl.gov 2025-06-12 18:53:19
131.243.100.70 a72s-50b-2275-c5-dev-4-r100.lbl.gov 2025-06-12 18:53:19
131.243.100.71 j34s-90-1051-b12.lbl.gov 2025-06-12 18:53:19
131.243.100.72 j34s-90-2053-b12.lbl.gov 2025-06-12 18:53:19
131.243.100.73 c29s-180d-101-r206i.lbl.gov 2025-06-12 18:53:19
131.243.100.74 ma0-0.asa-z1-4-mfavpn.lbl.gov 2025-06-12 18:53:19
131.243.100.75 asa-z1-1-vpndev.lbl.gov 2025-06-12 18:53:19
131.243.100.76 c29s-50a-2194-b5.lbl.gov 2025-06-12 18:53:19
131.243.100.77 j34s-50b-2219-b10.lbl.gov 2025-06-12 18:53:19
131.243.100.78 j41s-50b-2275-p10-r100.lbl.gov 2025-06-16 08:51:40
131.243.100.79 j41s-92-114-a2-1-r100.lbl.gov 2025-06-12 18:53:19
131.243.100.80 a72s-91-314-r5-spine-r100.lbl.gov 2025-06-12 18:53:19
131.243.100.81 j34s-node1-lsg3-z1-r100.lbl.gov 2025-06-12 18:53:19
131.243.100.82 j41s-92-334-r3-r100.lbl.gov 2025-06-12 18:53:19
131.243.100.83 j44s-46-132a-r100.lbl.gov 2025-06-12 18:53:19
131.243.100.84 j34s-50b-2275-s5-v1546.lbl.gov 2025-06-12 18:53:19
131.243.100.85 j43s-node1-lsg4-honey-r100.lbl.gov 2025-06-12 18:53:19
131.243.100.86 j22s-64c-101-r100.lbl.gov 2025-06-12 18:53:19
131.243.100.87 j22s-50e-1529-b3.lbl.gov 2025-06-12 18:53:19
131.243.100.88 j34s-46-232c-b128.lbl.gov 2025-06-12 18:53:19
131.243.100.89 j33s-50e-1522-b3.lbl.gov 2025-06-12 18:53:19
131.243.100.90 j33s-59-2004-r100.lbl.gov 2025-06-12 18:53:19
131.243.100.91 asa-z1-2-vpndev.lbl.gov 2025-06-12 18:53:19
131.243.100.92 j34s-50b-5219-b2.lbl.gov 2025-06-12 18:53:19
131.243.100.94 h83s-92-334-r1-92spine-z1.lbl.gov 2025-06-12 18:53:19
131.243.100.95 c35s-50b-2275-c6-dev-r100.lbl.gov 2025-06-12 18:53:19
131.243.100.96 c29s-node1-it6-r100.lbl.gov 2025-06-12 18:53:19
131.243.100.97 j23s-50e-1525-r100.lbl.gov 2025-06-12 18:53:19
131.243.100.99 j33s-64c-200-r100.lbl.gov 2025-06-12 18:53:19
131.243.100.100 j33s-59-3102-r100.lbl.gov 2025-06-12 18:53:19
131.243.100.101 r71s-50b-2275-c4-dev-r100.lbl.gov 2025-06-12 18:53:19
131.243.100.102 j33s-59-4103-r100.lbl.gov 2025-06-12 18:53:19
131.243.100.103 ma0-0.asa-node1-it8-vpn1.lbl.gov 2025-06-12 18:53:19
131.243.100.104 j43s-59-4103-r100.lbl.gov 2025-06-12 18:53:19
131.243.100.105 ma0-0.asa-node1-it8-2-vpn1.lbl.gov 2025-06-12 18:53:19
131.243.100.106 c35s-node4-r100.lbl.gov 2025-06-12 18:53:19
131.243.100.107 c29s-50b-2275-s5-r100.lbl.gov 2025-06-12 18:53:19
131.243.100.108 j46s-node4-r100.lbl.gov 2025-06-12 18:53:19
131.243.100.109 j22s-50e-1528-b4.lbl.gov 2025-06-12 18:53:19
131.243.100.110 a72s-node1-i36-er1ge-r100.lbl.gov 2025-06-12 18:53:19
131.243.100.111 j33s-59-vc-av-r100.lbl.gov 2025-06-12 18:53:19
131.243.100.112 j44s-90-0027c-90spine-z1.lbl.gov 2025-06-12 18:53:19
131.243.100.113 c35s-56-103-r10.lbl.gov 2025-06-12 18:53:19
131.243.100.114 j33s-50a-3197a-r112.lbl.gov 2025-06-12 18:53:19
131.243.100.115 j41s-71-163-r168.lbl.gov 2025-06-12 18:53:19
131.243.100.116 c35s-50b-2275-l17-sec-r100.lbl.gov 2025-06-12 18:53:19
131.243.100.117 c29s-1-194-r32.lbl.gov 2025-06-12 18:53:19
131.243.100.119 a72s-50b-2275-c5-dev-2-r100.lbl.gov 2025-06-12 18:53:19
131.243.100.120 c29s-50a-2109c-a8-r100.lbl.gov 2025-06-12 18:53:19
131.243.100.121 c29s-1-382-r100.lbl.gov 2025-06-12 18:53:19
131.243.100.122 j34s-50b-1275-lsg1-r100.lbl.gov 2025-06-12 18:53:19
131.243.100.123 c29s-1-389-r32.lbl.gov 2025-06-12 18:53:19
131.243.100.124 j22s-60-101-r192.lbl.gov 2025-06-12 18:53:19
131.243.100.125 ma0-0.asa-91-169-a2-vpn1.lbl.gov 2025-06-12 18:53:19
131.243.100.126 j34s-50b-2275-c3-oob-v1546.lbl.gov 2025-06-12 18:53:19
131.243.100.127 j23s-58a-002-b128.lbl.gov 2025-06-12 18:53:19
131.243.100.128 c29s-55-194-r10.lbl.gov 2025-06-12 18:53:19
131.243.100.129 j22s-50e-1523-r100.lbl.gov 2025-06-12 18:53:19
131.243.100.130 c45s-1-382-r32.lbl.gov 2025-06-12 18:53:19
131.243.100.131 c45s-1-494-r32.lbl.gov 2025-06-12 18:53:19
131.243.100.132 j43s-50b-1275-f41-z1-r100.lbl.gov 2025-06-12 18:53:19
131.243.100.134 g0-0.ir3850-spare.lbl.gov 2025-06-12 18:53:19
131.243.100.135 j43s-71-259-r100.lbl.gov 2025-06-12 18:53:19
131.243.100.136 j46s-50b-2275-c5-r100.lbl.gov 2025-06-12 18:53:19
131.243.100.137 c29s-50b-2275-c2-r100.lbl.gov 2025-06-12 18:53:19
131.243.100.138 c29s-50b-1245-r100.lbl.gov 2025-06-12 18:53:19
131.243.100.139 j43s-91-267-ra3-r100.lbl.gov 2025-06-12 18:53:19
131.243.100.140 c35s-63-101-r192.lbl.gov 2025-06-12 18:53:19
131.243.100.141 c29s-50b-1275-lsg1-r100.lbl.gov 2025-06-12 18:53:19
131.243.100.142 c29s-50b-1275-lsg4-r100.lbl.gov 2025-06-12 18:53:19
131.243.100.143 j34s-50b-2275-l17-r100.lbl.gov 2025-06-12 18:53:19
131.243.100.145 gs110h-50e-1589-temp-r100.lbl.gov 2025-06-12 18:53:19
131.243.100.146 j34s-88-161g-r46-b32.lbl.gov 2025-06-12 18:53:19
131.243.100.147 j23s-50a-1175-r100.lbl.gov 2025-06-12 18:53:19
131.243.100.148 c35s-50e-1531-r100.lbl.gov 2025-06-12 18:53:19
131.243.100.149 j33s-50b-2275-c5-2-r100.lbl.gov 2025-06-12 18:53:19
131.243.100.150 a70s-88-179b-z1.lbl.gov 2025-06-12 18:53:19
131.243.100.151 c29s-50b-1275-2-r230.lbl.gov 2025-06-12 18:53:19
131.243.100.152 j23s-50b-2275-c5-as63331-r100.lbl.gov 2025-06-12 18:53:19
131.243.100.153 a70s-91-267-ra4-1-r100.lbl.gov 2025-06-12 18:53:19
131.243.100.154 ma0-0.asa-91-169-a2-2-vpn1.lbl.gov 2025-06-12 18:53:19
131.243.100.155 j33s-71-097-r168.lbl.gov 2025-06-12 18:53:19
131.243.100.156 j33s-50b-1245-test-r100.lbl.gov 2025-06-12 18:53:19
131.243.100.157 a70s-91-267-ra4-2-r100.lbl.gov 2025-06-12 18:53:19
131.243.100.158 c35s-56z-102-b133c.lbl.gov 2025-06-12 18:53:19
131.243.100.159 j34s-50b-1245-g5-z1-r100.lbl.gov 2025-06-12 18:53:19
131.243.100.160 me0.j43s-node1-c27-pfa-v1620.lbl.gov 2025-06-12 18:53:19
131.243.100.161 a72s-node1-spare-r100.lbl.gov 2025-06-12 18:53:19
131.243.100.162 c35s-50b-2275-c5-r100.lbl.gov 2025-06-12 18:53:19
131.243.100.163 c29s-50a-2163-r2.lbl.gov 2025-06-16 08:51:51
131.243.100.164 j33s-64-194-r100.lbl.gov 2025-06-12 18:53:19
131.243.100.165 c35s-71a-101a-r168.lbl.gov 2025-06-12 18:53:19
131.243.100.166 c29s-71b-286-r168.lbl.gov 2025-06-12 18:53:19
131.243.100.167 c29s-71p-103-r168.lbl.gov 2025-06-12 18:53:19
131.243.100.168 j34s-71-259-r168.lbl.gov 2025-06-12 18:53:19
131.243.100.169 c29s-71w-199-r168.lbl.gov 2025-06-12 18:53:19
131.243.100.170 c45s-71-259-r168.lbl.gov 2025-06-12 18:53:19
131.243.100.171 j33s-71-259-r168.lbl.gov 2025-06-12 18:53:19
131.243.100.172 a72s-node1-lsg9-er1ge-r100.lbl.gov 2025-06-12 18:53:19
131.243.100.173 j34s-91u-102-r100.lbl.gov 2025-06-12 18:53:19
131.243.100.174 j34s-91-169-rb3-r100.lbl.gov 2025-06-12 18:53:19
131.243.100.175 j34s-91-314-r3-r100.lbl.gov 2025-06-12 18:53:19
131.243.100.176 j34s-node1-lsg4-state-r100.lbl.gov 2025-06-12 18:53:19
131.243.100.177 j34s-59-4103-r4-v1546.lbl.gov 2025-06-12 18:53:19
131.243.100.178 j34s-91-169-rb2-r100.lbl.gov 2025-06-12 18:53:19
131.243.100.179 j43s-91-169-rb2-r100.lbl.gov 2025-06-12 18:53:19
131.243.100.180 j43s-91-267-ra3-2-r100.lbl.gov 2025-06-12 18:53:19
131.243.100.181 j43s-91-314-r3-r100.lbl.gov 2025-06-12 18:53:19
131.243.100.182 j34s-91-169-ra3-r100.lbl.gov 2025-06-12 18:53:19
131.243.100.183 j43s-node1-c27-vzn-r100.lbl.gov 2025-06-12 18:53:19
131.243.100.184 j23s-node1-lsg9-test-r100.lbl.gov 2025-06-12 18:53:19
131.243.100.185 j43s-50b-2275-c5-r100.lbl.gov 2025-06-12 18:53:19
131.243.100.186 a72s-node1-lsg9-er1ge-r100-test.lbl.gov 2025-06-12 18:53:19
131.243.100.187 j34s-91-169-a1-v1546.lbl.gov 2025-06-12 18:53:19
131.243.100.188 j33s-46a-1190-b128.lbl.gov 2025-06-12 18:53:19
131.243.100.189 c29s-58-104m-b128.lbl.gov 2025-06-12 18:53:19
131.243.100.190 c29s-47-010-b128.lbl.gov 2025-06-12 18:53:19
131.243.100.191 j23s-50e-1533-r100.lbl.gov 2025-06-12 18:53:19
131.243.100.192 j23s-46b-101-z1.lbl.gov 2025-06-12 18:53:19
131.243.100.193 j41s-70-219-z1.lbl.gov 2025-06-12 18:53:19
131.243.100.194 c29s-46-125h-b128.lbl.gov 2025-06-12 18:53:19
131.243.100.195 c29s-46-132a-b128.lbl.gov 2025-06-12 18:53:19
131.243.100.196 c35s-46b-101-r100.lbl.gov 2025-06-12 18:53:19
131.243.100.197 c35s-58a-002-b128.lbl.gov 2025-06-12 18:53:19
131.243.100.198 j41s-92-119-a6-z1.lbl.gov 2025-06-12 18:53:19
131.243.100.199 j34s-88-265-b32.lbl.gov 2025-06-12 18:53:19
131.243.100.200 c29s-50b-2275-c6-dev-1-r100.lbl.gov 2025-06-12 18:53:19
131.243.100.201 j43s-50b-2275-c5-dev-1-r100.lbl.gov 2025-06-12 18:53:19
131.243.100.202 j42s-50b-2275-c5-dev-1-r100.lbl.gov 2025-06-12 18:53:19
131.243.100.203 j33s-50e-1500-r100.lbl.gov 2025-06-12 18:53:19
131.243.100.204 c45s-node1-lsg4-r100.lbl.gov 2025-06-12 18:53:19
131.243.100.205 c65s-node1-r100.lbl.gov 2025-06-12 18:53:19
131.243.100.206 j43s-node1-lsg6-r100.lbl.gov 2025-06-12 18:53:19
131.243.100.207 ma0-0.asa-z1-5-mfavpn.lbl.gov 2025-06-12 18:53:19
131.243.100.208 ma0-0.asa-z1-6-mfavpn.lbl.gov 2025-06-12 18:53:19
131.243.100.209 j23s-50a-2109c-a6-b46.lbl.gov 2025-06-12 18:53:19
131.243.100.210 ma0-0.asa-z1-7-mfavpn.lbl.gov 2025-06-12 18:53:19
131.243.100.211 ma0-0.asa-z1-8-mfavpn.lbl.gov 2025-06-12 18:53:19
131.243.100.212 asa-50b-2275-c3-1-vpndev.lbl.gov 2025-06-12 18:53:19
131.243.100.213 asa-50b-2275-c3-2-vpndev.lbl.gov 2025-06-12 18:53:19
131.243.100.214 a72s-50b-2275-c5-dev-1-r100.lbl.gov 2025-06-12 18:53:19
131.243.100.215 j43s-91-169-ra3-z1-r100.lbl.gov 2025-06-12 18:53:19
131.243.100.216 c38s-59-4103-r4-z1-r100.lbl.gov 2025-06-12 18:53:19
131.243.100.217 j43s-50b-2275-c5-dev-r100.lbl.gov 2025-06-12 18:53:19
131.243.100.218 ma1.a72s-50b-2275-c3-testbed-1-r100.lbl.gov 2025-06-12 18:53:19
131.243.100.219 ma1.a72s-50b-2275-c3-testbed-2-r100.lbl.gov 2025-06-12 18:53:19
131.243.100.220 j22s-50b-2275-c6-dev-r100.lbl.gov 2025-06-12 18:53:19
131.243.100.221 j23s-50b-2275-c6-dev-r100.lbl.gov 2025-06-12 18:53:19
131.243.100.222 j34s-50b-2275-c6-dev-r100.lbl.gov 2025-06-16 08:51:40
131.243.100.223 j34s-50b-2275-c6-vc-dev-r100.lbl.gov 2025-06-12 18:53:19
131.243.100.224 a72s-50b-2275-c7-devscidmz-1-r100.lbl.gov 2025-06-12 18:53:19
131.243.100.225 me0.j34s-50b-2275-c6-oob.lbl.gov 2025-06-12 18:53:19
131.243.100.226 j34s-1-494-r32.lbl.gov 2025-06-12 18:53:19
131.243.100.227 j41s-55a-102-z1.lbl.gov 2025-06-12 18:53:19
131.243.100.228 j41s-92-114-a2-2-z1.lbl.gov 2025-06-12 18:53:19
131.243.100.229 h63s-92-114-a2-z1.lbl.gov 2025-06-12 18:53:19
131.243.100.230 h63s-92-334-r3-z1.lbl.gov 2025-06-12 18:53:19
131.243.100.231 j41s-92-334-r3-2-z1.lbl.gov 2025-06-12 18:53:19
131.243.100.232 h83s-59-3102-59spine-z1.lbl.gov 2025-06-12 18:53:19
131.243.100.233 h83s-59-4103-59spine-z1.lbl.gov 2025-06-12 18:53:19
131.243.100.234 j34s-node1-g31-z1.lbl.gov 2025-06-12 18:53:19

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