BGP Announced

AS CIDR Description
AS5724 146.189.0.0/16 UMASSMED - University of Massachusetts Medical School, US

Real Time BGP Data

AS / Info IP / Time AS Path
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Reverse DNS List (Total:68)

IP Host DateTime
146.189.237.7 ummsaz-2vf08b3.ad.umassmed.edu 2025-07-23 07:04:08
146.189.237.8 ummsaz-gqwc0m3.ad.umassmed.edu 2025-07-23 07:04:08
146.189.237.13 ben3229dw60228.ad.umassmed.edu 2025-07-23 07:04:08
146.189.237.15 mcs2808dw62138.ad.umassmed.edu 2025-07-23 07:04:08
146.189.237.16 ummsaz-pf2ls3r6.ad.umassmed.edu 2025-07-23 07:04:08
146.189.237.18 et0021b747f622.ad.umassmed.edu 2025-07-23 07:04:08
146.189.237.20 ummsaz-mj0bskqs.ad.umassmed.edu 2025-07-23 07:04:08
146.189.237.22 ummsaz-cyvz2w2.ad.umassmed.edu 2025-07-23 07:04:08
146.189.237.24 mcs1844dw61814.ad.umassmed.edu 2025-07-23 07:04:08
146.189.237.31 ummsaz-94qjnf3.ad.umassmed.edu 2025-07-23 07:04:08
146.189.237.36 cme-lae-0168967.ad.umassmed.edu 2025-07-23 07:04:08
146.189.237.37 dhcp-146-189-237-37.ad.umassmed.edu 2025-07-23 07:04:08
146.189.237.39 ummsaz-mj0h443z.ad.umassmed.edu 2025-07-23 07:04:08
146.189.237.43 npi9629ec.ad.umassmed.edu 2025-07-23 07:04:08
146.189.237.47 ummsmac-h4tkn0frq6w2.ad.umassmed.edu 2025-07-23 07:04:08
146.189.237.54 npi285ba1.ad.umassmed.edu 2025-07-23 07:04:08
146.189.237.65 ummsaz-3rmzdx2.ad.umassmed.edu 2025-07-18 05:34:21
146.189.237.67 mfp13503601.ad.umassmed.edu 2025-07-23 07:04:08
146.189.237.69 am-3200-c44268059ded.ad.umassmed.edu 2025-07-23 07:04:08
146.189.237.85 winpefk95.ad.umassmed.edu 2025-07-23 07:04:08
146.189.237.86 nc42207000329.ad.umassmed.edu 2025-07-18 05:34:21
146.189.237.87 ummsaz-9w7bdb3.ad.umassmed.edu 2025-07-23 07:04:08
146.189.237.101 mcs3138dw.ad.umassmed.edu 2025-07-23 07:04:08
146.189.237.105 littlemachine.ad.umassmed.edu 2025-07-23 07:04:08
146.189.237.110 mpc-m5-00107fb48197.ad.umassmed.edu 2025-07-23 07:04:08
146.189.237.117 mch4529dw62755.ad.umassmed.edu 2025-07-23 07:04:08
146.189.237.118 xrx0000aae43c9f.ad.umassmed.edu 2025-07-23 07:04:08
146.189.237.121 ummsaz-6nxb8b3.ad.umassmed.edu 2025-07-23 07:04:08
146.189.237.125 ummsaz-4hc73w2.ad.umassmed.edu 2025-07-23 07:04:08
146.189.237.128 ummsaz-g5w0x04.ad.umassmed.edu 2025-07-23 07:04:08
146.189.237.130 ummsaz-pf4nt0hc.ad.umassmed.edu 2025-07-23 07:04:08
146.189.237.131 us3surw106.umassmemorial.org 2025-07-23 07:04:08
146.189.237.134 ummsaz-7qcdqj3.ad.umassmed.edu 2025-07-23 07:04:08
146.189.237.138 mcssa1076fbh1t2.ad.umassmed.edu 2025-07-23 07:04:08
146.189.237.139 ummsaz-8qs5zs3.ad.umassmed.edu 2025-07-23 07:04:08
146.189.237.140 mfp13493369.ad.umassmed.edu 2025-07-18 05:34:21
146.189.237.143 hpc96435.ad.umassmed.edu 2025-07-23 07:04:08
146.189.237.148 ummsaz-3rdcy33.ad.umassmed.edu 2025-07-23 07:04:08
146.189.237.150 ummsaz-pf544pfb.ad.umassmed.edu 2025-07-23 07:04:08
146.189.237.159 ummsaz-hhf66x3.ad.umassmed.edu 2025-07-18 05:34:21
146.189.237.161 ummsaz-ghf66x3.ad.umassmed.edu 2025-07-23 07:04:08
146.189.237.164 ummsaz-pf2x7bmv.ad.umassmed.edu 2025-07-18 05:34:21
146.189.237.165 ummsaz-430jwj2.ad.umassmed.edu 2025-07-23 07:04:08
146.189.237.178 shw6klvhn2.ad.umassmed.edu 2025-07-23 07:04:08
146.189.237.185 dershwitz01.ad.umassmed.edu 2025-07-23 07:04:08
146.189.237.188 ummsaz-8sgcy33.ad.umassmed.edu 2025-07-23 07:04:08
146.189.237.194 ummsaz-bq3s033.ad.umassmed.edu 2025-07-23 07:04:08
146.189.237.198 ummsaz-pf5d35a5.ad.umassmed.edu 2025-07-23 07:04:08
146.189.237.199 ummsmac-gwh0gv6p4c.ad.umassmed.edu 2025-07-23 07:04:08
146.189.237.200 mcs-s061280.ad.umassmed.edu 2025-07-23 07:04:08
146.189.237.201 hp7734cd.ad.umassmed.edu 2025-07-23 07:04:08
146.189.237.206 ummsaz-9frrkq3.ad.umassmed.edu 2025-07-23 07:04:08
146.189.237.207 mcs1350dw63164.ad.umassmed.edu 2025-07-23 07:04:08
146.189.237.210 mcs7109wd62137.ad.umassmed.edu 2025-07-23 07:04:08
146.189.237.211 win-t1tsd4inm07.ad.umassmed.edu 2025-07-23 07:04:08
146.189.237.216 ummsaz-6nxd8b3.ad.umassmed.edu 2025-07-23 07:04:08
146.189.237.221 npia66748.ad.umassmed.edu 2025-07-23 07:04:08
146.189.237.222 ummsaz-d31j1m3.ad.umassmed.edu 2025-07-23 07:04:08
146.189.237.224 ummsaz-jgv3853.ad.umassmed.edu 2025-07-23 07:04:08
146.189.237.226 ummsaz-g44km83.ad.umassmed.edu 2025-07-23 07:04:08
146.189.237.233 ummsaz-21ltyl3.ad.umassmed.edu 2025-07-23 07:04:08
146.189.237.235 ummsaz-c0tpc14.ad.umassmed.edu 2025-07-23 07:04:08
146.189.237.242 et9c934ee999a2.ad.umassmed.edu 2025-07-18 05:34:21
146.189.237.243 dhcp-146-189-237-243.ad.umassmed.edu 2025-07-23 07:04:08
146.189.237.245 ummsaz-4hc43w2.ad.umassmed.edu 2025-07-23 07:04:08
146.189.237.248 dr-yonkers.ad.umassmed.edu 2025-07-23 07:04:08
146.189.237.250 ummsaz-pf3d61ms.ad.umassmed.edu 2025-07-18 05:34:21
146.189.237.253 ummsaz-4nm32z3.ad.umassmed.edu 2025-07-23 07:04:08

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