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:86)

IP Host DateTime
128.138.1.1 compaci-dot1.colorado.edu 2025-08-18 10:21:54
128.138.1.9 zero03.colorado.edu 2025-08-18 10:21:54
128.138.1.10 zero02.colorado.edu 2025-08-18 10:21:54
128.138.1.11 hippo2.colorado.edu 2025-08-18 10:21:54
128.138.1.13 transmogrifier.colorado.edu 2025-08-18 10:21:54
128.138.1.14 its-isx.colorado.edu 2025-08-18 10:21:54
128.138.1.16 zerohold.colorado.edu 2025-08-18 10:21:54
128.138.1.17 isxnew-temp.colorado.edu 2025-08-18 10:21:54
128.138.1.20 vacuum-dev.colorado.edu 2025-08-18 10:21:54
128.138.1.21 comp-ncs.colorado.edu 2025-08-18 10:21:54
128.138.1.22 tcom-ncs.colorado.edu 2025-08-18 10:21:54
128.138.1.23 prime-cimc.colorado.edu 2025-08-18 10:21:54
128.138.1.25 comp-mse.colorado.edu 2025-08-18 10:21:54
128.138.1.26 tcom-mse.colorado.edu 2025-08-18 10:21:54
128.138.1.27 comp-mse2.colorado.edu 2025-08-18 10:21:54
128.138.1.31 spare-7700.colorado.edu 2025-08-16 11:54:49
128.138.1.36 comp-cmx.colorado.edu 2025-08-18 10:21:54
128.138.1.46 comp9-f5.colorado.edu 2025-08-18 10:21:54
128.138.1.47 comp13-f5.colorado.edu 2025-08-18 10:21:54
128.138.1.48 comp14-f5.colorado.edu 2025-08-18 10:21:54
128.138.1.51 comp-prime.colorado.edu 2025-08-18 10:21:54
128.138.1.52 tlc-prime.colorado.edu 2025-08-18 10:21:54
128.138.1.53 comp-prime-dev.colorado.edu 2025-08-18 10:21:54
128.138.1.54 comp8-f5-old.colorado.edu 2025-08-18 10:21:54
128.138.1.55 comp9-f5-old.colorado.edu 2025-08-18 10:21:54
128.138.1.56 comp15-f5.colorado.edu 2025-08-18 10:21:54
128.138.1.57 comp16-f5.colorado.edu 2025-08-18 10:21:54
128.138.1.63 mx1-dev.colorado.edu 2025-08-18 10:21:54
128.138.1.74 spare-m20.colorado.edu 2025-08-18 10:21:54
128.138.1.75 spare-m20-re1.colorado.edu 2025-08-18 10:21:54
128.138.1.78 dev-fw1-3600.colorado.edu 2025-08-18 10:21:54
128.138.1.79 dev-fw2-3600.colorado.edu 2025-08-18 10:21:54
128.138.1.80 spare-7k.colorado.edu 2025-08-18 10:21:54
128.138.1.82 spare-srx3400a.colorado.edu 2025-08-18 10:21:54
128.138.1.96 vacuum.colorado.edu 2025-08-18 10:21:54
128.138.1.99 spare-mx.colorado.edu 2025-08-18 10:21:54
128.138.1.100 juniper.colorado.edu 2025-08-18 10:21:54
128.138.1.101 juniper2.colorado.edu 2025-08-18 10:21:54
128.138.1.102 ucbcomp-gw-new.colorado.edu 2025-08-18 10:21:54
128.138.1.103 ucbtcom-gw-new.colorado.edu 2025-08-18 10:21:54
128.138.1.108 neo-ts-its.colorado.edu 2025-08-18 10:21:54
128.138.1.110 stitch.colorado.edu 2025-08-18 10:21:54
128.138.1.118 sniffer.colorado.edu 2025-08-18 10:21:54
128.138.1.119 sniffer2.colorado.edu 2025-08-18 10:21:54
128.138.1.138 tcom-1b10-akcp.colorado.edu 2025-08-18 10:21:54
128.138.1.140 lstr-112-akcp.colorado.edu 2025-08-18 10:21:54
128.138.1.142 comp-129d-akcp.colorado.edu 2025-08-18 10:21:54
128.138.1.156 scifi.colorado.edu 2025-08-18 10:21:54
128.138.1.162 tcom-mgmtnet.colorado.edu 2025-08-18 10:21:54
128.138.1.163 engr-mgmtnet.colorado.edu 2025-08-18 10:21:54
128.138.1.166 itsdev-mgmt.colorado.edu 2025-08-18 10:21:54
128.138.1.167 comp-dev-cab.colorado.edu 2025-08-18 10:21:54
128.138.1.168 its-mgmtnet.colorado.edu 2025-08-18 10:21:54
128.138.1.169 its-mgmt.colorado.edu 2025-08-18 10:21:54
128.138.1.177 tcom-juniper.colorado.edu 2025-08-18 10:21:54
128.138.1.178 tcom-juniper2.colorado.edu 2025-08-18 10:21:54
128.138.1.180 radii.colorado.edu 2025-08-18 10:21:54
128.138.1.181 radii-new.colorado.edu 2025-08-18 10:21:54
128.138.1.184 juniper-spare.colorado.edu 2025-08-18 10:21:54
128.138.1.185 neo-ns1-1k-spare.colorado.edu 2025-08-18 10:21:54
128.138.1.186 neo-ns2k-spare.colorado.edu 2025-08-18 10:21:54
128.138.1.188 comp-rr.colorado.edu 2025-08-18 10:21:54
128.138.1.204 tcomsym-1b10-ups.colorado.edu 2025-08-18 10:21:54
128.138.1.208 comp5-f5.colorado.edu 2025-08-18 10:21:54
128.138.1.210 comp7-f5.colorado.edu 2025-08-18 10:21:54
128.138.1.213 spsc-f5.colorado.edu 2025-08-18 10:21:54
128.138.1.214 comp3-f5.colorado.edu 2025-08-18 10:21:54
128.138.1.219 its5-f5.colorado.edu 2025-08-18 10:21:54
128.138.1.220 comp-f5.colorado.edu 2025-08-18 10:21:54
128.138.1.221 comp2-f5.colorado.edu 2025-08-18 10:21:54
128.138.1.222 its3-f5.colorado.edu 2025-08-18 10:21:54
128.138.1.223 bugkiller.colorado.edu 2025-08-18 10:21:54
128.138.1.225 fpr4100-dev1.colorado.edu 2025-08-18 10:21:54
128.138.1.226 fpr4100-dev2.colorado.edu 2025-08-18 10:21:54
128.138.1.233 noc-app01.colorado.edu 2025-08-18 10:21:54
128.138.1.234 neo-sw-sql.ad.colorado.edu 2025-08-18 10:21:54
128.138.1.235 itslab-mgmt.colorado.edu 2025-08-18 10:21:54
128.138.1.236 comp10-f5.colorado.edu 2025-08-18 10:21:54
128.138.1.237 comp11-f5.colorado.edu 2025-08-18 10:21:54
128.138.1.241 its-neo-smxups.colorado.edu 2025-08-18 10:21:54
128.138.1.242 neo-sw-fe1.colorado.edu 2025-08-18 10:21:54
128.138.1.243 wireless-dev.colorado.edu 2025-08-18 10:21:54
128.138.1.246 its6-f5.colorado.edu 2025-08-18 10:21:54
128.138.1.250 spare-srx5800.colorado.edu 2025-08-18 10:21:54
128.138.1.251 ucbcomp-gw.colorado.edu 2025-08-18 10:21:54
128.138.1.252 ucbtcom-gw.colorado.edu 2025-08-18 10:21:54

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