BGP Announced

AS CIDR Description
AS2152 137.164.40.0/22 CENIC-2152 - CENIC, US
AS2152 137.164.0.0/16 CENIC-2152 - CENIC, US

Real Time BGP Data

AS / Info IP / Time AS Path
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Reverse DNS List (Total:130)

IP Host DateTime
137.164.40.1 csuhum-cpe-02--csuhum--10g--01.cenic.net 2025-07-12 23:25:56
137.164.40.2 csuhum--csuhum-cpe-02--10g--01.cenic.net 2025-07-12 23:25:56
137.164.40.9 sol-agg4--csumb-10g.cenic.net 2025-07-12 23:25:56
137.164.40.10 csumb--sol-agg4-10g.cenic.net 2025-07-12 23:25:56
137.164.40.11 mb-csu-sw-6.cenic.net 2025-07-12 23:25:56
137.164.40.16 tus-agg3--ven-coe-2-10g.cenic.net 2025-07-12 23:25:56
137.164.40.17 ven-coe-2--tus-agg3-10g.cenic.net 2025-07-12 23:25:56
137.164.40.18 lax-agg8--tus-cenic-sw-1--10g.cenic.net 2025-07-12 23:25:56
137.164.40.19 tus-cenic-sw-1--lax-agg8--10g.cenic.net 2025-07-12 23:25:56
137.164.40.20 dc-we--4cnet-wested-p2p.cenic.net 2025-07-12 23:25:56
137.164.40.21 dc-4cnet-wested--we-p2p.cenic.net 2025-07-12 23:25:56
137.164.40.22 dc-sol-dc2--dc3-iconn-1.cenic.net 2025-07-12 23:25:56
137.164.40.23 dc-sol-dc3--dc2-iconn-1.cenic.net 2025-07-12 23:25:56
137.164.40.24 dc-almd-cnty-lib-2--alamedacountylibrary-10ge.cenic.net 2025-07-12 23:25:56
137.164.40.25 dc-alamedacountylibrary--almd-cnty-lib-2-10ge.cenic.net 2025-07-12 23:25:56
137.164.40.26 dc-almd-cnty-lib-3-alamedacountylibrary-10ge.cenic.net 2025-07-12 23:25:56
137.164.40.27 dc-alamedacountylibrary--almd-cnty-lib-3-10ge.cenic.net 2025-07-12 23:25:56
137.164.40.30 svl-vpn.cenic.net 2025-07-12 23:25:56
137.164.40.32 losa4-agg-01--csusb-cpe-05--10g--4.cenic.net 2025-07-12 23:25:56
137.164.40.33 csusb-cpe-05--losa4-agg-01--10g--4.cenic.net 2025-07-12 23:25:56
137.164.40.34 k8s-w-0.dev.k8s--tus-cenic-sw-3--10g--01.cenic.net 2025-07-12 23:25:56
137.164.40.35 tus-cenic-sw-3--k8s-w-0.dev.k8s--10g--01.cenic.net 2025-07-12 23:25:56
137.164.40.36 k8s-w-1.dev.k8s--tus-cenic-sw-3--10g--01.cenic.net 2025-07-12 23:25:56
137.164.40.37 tus-cenic-sw-3--k8s-w-1.dev.k8s--10g--01.cenic.net 2025-07-12 23:25:56
137.164.40.38 k8s-w-2.dev.k8s--tus-cenic-sw-3--10g--01.cenic.net 2025-07-12 23:25:56
137.164.40.39 tus-cenic-sw-3--k8s-w-2.dev.k8s--10g--01.cenic.net 2025-07-12 23:25:56
137.164.40.40 cha-cc-1--cha-cc-2--10g--01.cenic.net 2025-07-12 23:25:56
137.164.40.41 cha-cc-2--cha-cc-1--10g--01.cenic.net 2025-07-12 23:25:56
137.164.40.42 dc-cha-flc-cc-1--cha-flc-cc-1-10ge.cenic.net 2025-07-12 23:25:56
137.164.40.43 dc-cha-flc-cc-2--cha-flc-cc-1-10ge.cenic.net 2025-07-12 23:25:56
137.164.40.44 tus-agg3--to--tus-cenic-sw-4--10ge.cenic.net 2025-07-12 23:25:56
137.164.40.45 tus-cenic-sw-4.cenic.net 2025-07-12 23:25:56
137.164.40.46 tus-cenic-sw-3--tus-cenic-sw-4-20ge.cenic.net 2025-07-12 23:25:56
137.164.40.47 tus-cenic-sw-4--tus-cenic-sw-3-20ge.cenic.net 2025-07-12 23:25:56
137.164.40.49 ful-csu-2--csuf-lag1.cenic.net 2025-07-12 23:25:56
137.164.40.50 csuf--ful-csu-2-lag1.cenic.net 2025-07-12 23:25:56
137.164.40.57 rive1-agg-01--csusm--10g--01.cenic.net 2025-07-12 23:25:56
137.164.40.58 csusm--rive1-agg-01--10g--01e.cenic.net 2025-07-12 23:25:56
137.164.40.59 sm-csu-sw-3.cenic.net 2025-07-12 23:25:56
137.164.40.60 csusm-cpe-01.cenic.net 2025-07-12 23:25:56
137.164.40.66 chomp--sol-agg4-10g.cenic.net 2025-07-12 23:25:56
137.164.40.67 chomp-sw-1.cenic.net 2025-07-12 23:25:56
137.164.40.73 dc-oak-agg8--sj-csu-10g.cenic.net 2025-07-12 23:25:56
137.164.40.74 dc-sj-csu--oak-agg8-10g.cenic.net 2025-07-12 23:25:56
137.164.40.81 sfsu-cpe-01--sfsu--10g--01.cenic.net 2025-07-12 23:25:56
137.164.40.82 sfsu--sfsu-cpe-01--10g--01.cenic.net 2025-07-12 05:53:11
137.164.40.89 dc-oak-agg8--eb-csu-10g.cenic.net 2025-07-12 23:25:56
137.164.40.90 dc-eb-csu--oak-agg8-10g.cenic.net 2025-07-12 23:25:56
137.164.40.91 eb-csu-sw-1-mgmt.cenic.net 2025-07-12 23:25:56
137.164.40.92 eb-csu-sw-6.cenic.net 2025-07-12 23:25:56
137.164.40.96 tus-cenic-sw-1--tus-cenic-sw-2-20ge.cenic.net 2025-07-12 23:25:56
137.164.40.97 tus-cenic-sw-2--tus-cenic-sw-1-20ge.cenic.net 2025-07-12 23:25:56
137.164.40.98 dc-xcon3--xcon4-mpls.cenic.net 2025-07-12 23:25:56
137.164.40.99 dc-xcon4--xcon3-mpls.cenic.net 2025-07-12 23:25:56
137.164.40.100 tus-agg3--tus-cenic-sw-1-10ge.cenic.net 2025-07-12 23:25:56
137.164.40.101 tus-cenic-sw-1--tus-agg3-10ge.cenic.net 2025-07-12 23:25:56
137.164.40.102 tus-agg3--tus-cenic-sw-2-10ge.cenic.net 2025-07-12 23:25:56
137.164.40.103 tus-cenic-sw-2--tus-agg3-10ge.cenic.net 2025-07-12 23:25:56
137.164.40.104 sand1-agg-01--mc-cc-2--10g--01.cenic.net 2025-07-12 23:25:56
137.164.40.105 mc-cc-2--sand1-agg-01--10g--01.cenic.net 2025-07-12 23:25:56
137.164.40.106 dc-sdg-dc--usd.cenic.net 2025-07-12 23:25:56
137.164.40.107 dc-usd--sdg-dc.cenic.net 2025-07-12 23:25:56
137.164.40.108 dc-sac-dc1--hpr-p2p.cenic.net 2025-07-12 23:25:56
137.164.40.109 dc-sac-hpr--dc1-p2p.cenic.net 2025-07-12 23:25:56
137.164.40.110 dc-xcon5--xcon6-mpls.cenic.net 2025-07-12 23:25:56
137.164.40.111 dc-xcon6--xcon5-mpls.cenic.net 2025-07-12 23:25:56
137.164.40.129 sfra1-agg-01--mlml--1g--01.cenic.net 2025-07-12 23:25:56
137.164.40.130 mlml-sw-2.cenic.net 2025-07-12 23:25:56
137.164.40.131 mlml--sfra1-agg-01--1g--01.cenic.net 2025-07-12 23:25:56
137.164.40.139 ucanr-inmt-sw-1.cenic.net 2025-07-12 23:25:56
137.164.40.147 ucanr-dsrt-sw-1.cenic.net 2025-07-12 23:25:56
137.164.40.152 losa4-agg-01--csusb-cpe-05--10g--3.cenic.net 2025-07-12 23:25:56
137.164.40.153 csusb-cpe-05--losa4-agg-01--10g--3.cenic.net 2025-07-12 23:25:56
137.164.40.154 svl-agg8--svl-cenic-sw-1.cenic.net 2025-07-12 23:25:56
137.164.40.155 svl-cenic-sw-1--svl-agg8.cenic.net 2025-07-12 23:25:56
137.164.40.156 svl-cenic-sw-1--svl-cenic-sw-2-20ge.cenic.net 2025-07-12 23:25:56
137.164.40.157 svl-cenic-sw-2--svl-cenic-sw-1-20ge.cenic.net 2025-07-12 23:25:56
137.164.40.158 tus-agg3--to--tus-cenic-sw-3--10ge.cenic.net 2025-07-12 23:25:56
137.164.40.159 tus-cenic-sw-3.cenic.net 2025-07-12 23:25:56
137.164.40.163 ucanr-wssd-sw-1.cenic.net 2025-07-12 23:25:56
137.164.40.168 svl-agg4--svl-cenic-sw-2-10ge.cenic.net 2025-07-12 23:25:56
137.164.40.169 svl-cenic-sw-2--svl-agg4-10ge.cenic.net 2025-07-12 23:25:56
137.164.40.172 whl-cc-3--wh-nor-dist-ctr-1-1g.cenic.net 2025-07-12 23:25:56
137.164.40.173 wh-nor-dist-ctr-1--whl-cc-3-1g.cenic.net 2025-07-12 23:25:56
137.164.40.174 wh-cc-1--wh-nor-dist-ctr-2-1g.cenic.net 2025-07-12 23:25:56
137.164.40.175 wh-nor-dist-ctr-2--wh-cc-1-1g.cenic.net 2025-07-12 23:25:56
137.164.40.177 losa4-agg-01--csucolan--dc--10g--01.cenic.net 2025-07-12 23:25:56
137.164.40.178 csucolan--losa4-agg-01--dc--10g--01.cenic.net 2025-07-12 23:25:56
137.164.40.179 co-csu-sw-7.cenic.net 2025-07-12 23:25:56
137.164.40.184 dc-sac-csu-2--sacramentocsu-20ge-2.cenic.net 2025-07-12 23:25:56
137.164.40.185 dc-sacramentocsu--sac-csu-2-20ge-2.cenic.net 2025-07-12 23:25:56
137.164.40.186 dc-sac-csu-2--sacramentocsu-1ge.cenic.net 2025-07-12 23:25:56
137.164.40.187 dc-sacramentocsu--sac-csu-2-1ge.cenic.net 2025-07-12 23:25:56
137.164.40.188 lax-agg10--usc-mar-ctr-1--1g.cenic.net 2025-07-07 19:23:09
137.164.40.189 usc-mar-ctr-1--lax-agg10--1g.cenic.net 2025-07-07 19:23:09
137.164.40.190 emvl1-agg-01--cabcc-cpe-07-10g.cenic.net 2025-07-12 23:25:56
137.164.40.191 cabcc-cpe-07--emvl1-agg-01-10g.cenic.net 2025-07-12 23:25:56
137.164.40.192 cabcc-cpe-07--cabcc-cpe-08-10g.cenic.net 2025-07-12 23:25:56
137.164.40.193 cabcc-cpe-08--cabcc-cpe-07-10g.cenic.net 2025-07-12 23:25:56
137.164.40.194 snvl2-agg-01--cabcc-cpe-08-10g.cenic.net 2025-07-12 23:25:56
137.164.40.195 cabcc-cpe-08--snvl2-agg-01-10g.cenic.net 2025-07-12 23:25:56
137.164.40.196 rive1-agg-01--sb-csu-4--100g--01.cenic.net 2025-07-12 23:25:56
137.164.40.197 sb-csu-4--rive1-agg-01--100g--01.cenic.net 2025-07-12 23:25:56
137.164.40.198 dc-sbar-cos-ctr-1--sbar-cc-2--1g.cenic.net 2025-07-12 23:25:56
137.164.40.199 dc-sbar-cc-2--sbar-cos-ctr-1--1g.cenic.net 2025-07-12 23:25:56
137.164.40.200 ful-csu-2--csuf-lag2.cenic.net 2025-07-07 19:23:09
137.164.40.201 csuf--ful-csu-2-lag2.cenic.net 2025-07-12 23:25:56
137.164.40.202 losa4-agg-01--getty-1--10g--01.cenic.net 2025-07-12 23:25:56
137.164.40.203 getty-1--losa4-agg-01--10g--01.cenic.net 2025-07-12 23:25:56
137.164.40.204 sand1-agg-01--usd-gw-2--10g--01.cenic.net 2025-07-12 23:25:56
137.164.40.205 usd-gw-2--sand1-agg-01--10g--01.cenic.net 2025-07-12 23:25:56
137.164.40.206 sand1-agg-01--pec-cc--1g--01.cenic.net 2025-07-12 23:25:56
137.164.40.207 pec-cc--sand1-agg-01--1g--01.cenic.net 2025-07-12 23:25:56
137.164.40.211 ucanr-eldo-sw-1.cenic.net 2025-07-12 23:25:56
137.164.40.219 ucanr-glenn-sw-1.cenic.net 2025-07-12 23:25:56
137.164.40.225 emvl1-agg-01--ucanr-shasta-fsnep--100m.cenic.net 2025-07-12 23:25:56
137.164.40.240 k8s-w-0.stage.k8s--svl-cenic-sw-1--10g--01.cenic.net 2025-07-12 23:25:56
137.164.40.241 svl-cenic-sw-1--k8s-w-0.stage.k8s--10g--01.cenic.net 2025-07-12 23:25:56
137.164.40.242 k8s-w-1.stage.k8s--svl-cenic-sw-1--10g--01.cenic.net 2025-07-12 23:25:56
137.164.40.243 svl-cenic-sw-1--k8s-w-1.stage.k8s--10g--01.cenic.net 2025-07-12 23:25:56
137.164.40.244 k8s-w-0.prod.k8s--tus-cenic-sw-3--10g--01.cenic.net 2025-07-12 23:25:56
137.164.40.245 tus-cenic-sw-3--k8s-w-0.prod.k8s--10g--01.cenic.net 2025-07-12 23:25:56
137.164.40.246 k8s-w-1.prod.k8s--svl-cenic-sw-1--10g--01.cenic.net 2025-07-12 23:25:56
137.164.40.247 svl-cenic-sw-1--k8s-w-1.prod.k8s--10g--01.cenic.net 2025-07-12 23:25:56
137.164.40.248 k8s-w-2.prod.k8s--sacr1-agg-sw-03--10g--01.cenic.net 2025-07-12 23:25:56
137.164.40.249 sacr1-agg-sw-03--k8s-w-2.prod.k8s--10g--01.cenic.net 2025-07-12 23:25:56
137.164.40.250 sacr1-agg-01--sacr1-agg-sw-03--10g--01.cenic.net 2025-07-12 23:25:56
137.164.40.251 sacr1-agg-sw-03--sacr1-agg-01--10g--01.cenic.net 2025-07-12 23:25:56
137.164.40.254 dc-lax-isp--tus-isp-t2.cenic.net 2025-07-12 23:25:56
137.164.40.255 dc-tus-isp--lax-isp-t2.cenic.net 2025-07-12 23:25:56

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