BGP Announced
| AS | CIDR | Description |
|---|---|---|
| AS40831 | 155.52.0.0/17 | PHS - Mass General Brigham Incorporated, US |
| AS40831 | 155.52.0.0/16 | PHS - Mass General Brigham Incorporated, US |
Real Time BGP Data
| AS / Info | IP / Time | AS Path |
|---|---|---|
| Loading... | ||
Reverse DNS List (Total:163)
| IP | Host | DateTime |
|---|---|---|
| 155.52.51.1 | npi48d52a.dfci.harvard.edu | 2025-12-02 00:01:28 |
| 155.52.51.2 | mht.dfci.harvard.edu | 2025-12-02 00:01:28 |
| 155.52.51.4 | gcostest.dfci.harvard.edu | 2025-12-02 00:01:28 |
| 155.52.51.6 | npi9c4e65.dfci.harvard.edu | 2025-12-02 00:01:28 |
| 155.52.51.9 | test-34660.dfci.harvard.edu 701192.dfci.harvard.edu | 2025-12-02 00:01:28 |
| 155.52.51.12 | w0041389.dfci.harvard.edu | 2025-12-02 00:01:28 |
| 155.52.51.13 | 704375.dfci.harvard.edu | 2025-12-02 00:01:28 |
| 155.52.51.15 | dana-d7371916d0.dfci.harvard.edu | 2025-12-02 00:01:28 |
| 155.52.51.16 | npi8f658c.dfci.harvard.edu | 2025-12-02 00:01:28 |
| 155.52.51.20 | npi3d2597.dfci.harvard.edu | 2025-12-02 00:01:28 |
| 155.52.51.21 | cj.dfci.harvard.edu dhcp-155-52-51-21.dfci.harvard.edu | 2025-12-02 00:01:28 |
| 155.52.51.22 | mht3.dfci.harvard.edu | 2025-12-02 00:01:28 |
| 155.52.51.23 | cslmacpro.dfci.harvard.edu | 2025-12-02 00:01:28 |
| 155.52.51.24 | djxrjgh1.dfci.harvard.edu | 2025-12-02 00:01:28 |
| 155.52.51.28 | w0100745.dfci.harvard.edu | 2025-12-02 00:01:28 |
| 155.52.51.29 | oscar-cluster.dfci.harvard.edu | 2025-12-02 00:01:28 |
| 155.52.51.30 | npi3fef6d.dfci.harvard.edu | 2025-12-02 00:01:28 |
| 155.52.51.31 | 79843.dfci.harvard.edu | 2025-11-27 02:32:05 |
| 155.52.51.32 | w0042310.dfci.harvard.edu | 2025-12-02 00:01:28 |
| 155.52.51.35 | npif84721.dfci.harvard.edu | 2025-12-02 00:01:28 |
| 155.52.51.40 | npi43f5f9.dfci.harvard.edu | 2025-12-02 00:01:28 |
| 155.52.51.41 | npi16801e.dfci.harvard.edu | 2025-12-02 00:01:28 |
| 155.52.51.42 | nae-2.dfci.harvard.edu | 2025-12-02 00:01:28 |
| 155.52.51.43 | pome.dfci.harvard.edu | 2025-12-02 00:01:28 |
| 155.52.51.44 | versadock.dfci.harvard.edu | 2025-12-02 00:01:28 |
| 155.52.51.45 | phchbs-l29008.dfci.harvard.edu | 2025-12-02 00:01:28 |
| 155.52.51.47 | ptp007511pts.dfci.harvard.edu | 2025-12-02 00:01:28 |
| 155.52.51.48 | sm3-luscuola.dfci.harvard.edu | 2025-12-02 00:01:28 |
| 155.52.51.49 | user-145d86ab41.dfci.harvard.edu | 2025-11-27 02:32:05 |
| 155.52.51.51 | silver-compaq.dfci.harvard.edu | 2025-12-02 00:01:28 |
| 155.52.51.52 | thomas-roberts-g5.dfci.harvard.edu | 2025-12-02 00:01:28 |
| 155.52.51.53 | virus-sc4197880.dfci.harvard.edu | 2025-12-02 00:01:28 |
| 155.52.51.55 | dhcp-155-52-51-55.dfci.harvard.edu | 2025-12-02 00:01:28 |
| 155.52.51.56 | w0042583.dfci.harvard.edu | 2025-12-02 00:01:28 |
| 155.52.51.57 | ser.dfci.harvard.edu | 2025-12-02 00:01:28 |
| 155.52.51.58 | krismacbook.dfci.harvard.edu | 2025-12-02 00:01:28 |
| 155.52.51.59 | npia445c6.dfci.harvard.edu | 2025-12-02 00:01:28 |
| 155.52.51.61 | dhcp-155-52-51-61.dfci.harvard.edu | 2025-12-02 00:01:28 |
| 155.52.51.62 | dana-1a6e6358bd.dfci.harvard.edu | 2025-12-02 00:01:28 |
| 155.52.51.65 | lookscope1.dfci.harvard.edu | 2025-12-02 00:01:28 |
| 155.52.51.66 | unknown4.dfci.harvard.edu | 2025-12-02 00:01:28 |
| 155.52.51.67 | w000159247w.dfci.harvard.edu | 2025-12-02 00:01:28 |
| 155.52.51.68 | phe.dfci.harvard.edu | 2025-12-02 00:01:28 |
| 155.52.51.70 | cys.dfci.harvard.edu | 2025-12-02 00:01:28 |
| 155.52.51.71 | macintosh-3.dfci.harvard.edu | 2025-12-02 00:01:28 |
| 155.52.51.73 | access.dfci.harvard.edu | 2025-12-02 00:01:28 |
| 155.52.51.74 | smith922pc.dfci.harvard.edu | 2025-12-02 00:01:28 |
| 155.52.51.77 | w0040360.dfci.harvard.edu | 2025-12-02 00:01:28 |
| 155.52.51.78 | shih201.dfci.harvard.edu | 2025-12-02 00:01:28 |
| 155.52.51.79 | melkor.dfci.harvard.edu | 2025-12-02 00:01:28 |
| 155.52.51.80 | express.dfci.harvard.edu | 2025-11-27 02:32:05 |
| 155.52.51.81 | w0037582.dfci.harvard.edu | 2025-12-02 00:01:28 |
| 155.52.51.82 | p74230.dfci.harvard.edu | 2025-12-02 00:01:28 |
| 155.52.51.83 | w0043876.dfci.harvard.edu | 2025-12-02 00:01:28 |
| 155.52.51.87 | w0041387.dfci.harvard.edu | 2025-12-02 00:01:28 |
| 155.52.51.88 | 3730xl.dfci.harvard.edu | 2025-12-02 00:01:28 |
| 155.52.51.91 | w0101070.dfci.harvard.edu | 2025-12-02 00:01:28 |
| 155.52.51.92 | 74249.dfci.harvard.edu | 2025-12-02 00:01:28 |
| 155.52.51.98 | npid4d219.dfci.harvard.edu | 2025-12-02 00:01:28 |
| 155.52.51.100 | ala.dfci.harvard.edu | 2025-12-02 00:01:28 |
| 155.52.51.101 | w0041736.dfci.harvard.edu | 2025-12-02 00:01:28 |
| 155.52.51.102 | w0105493.dfci.harvard.edu | 2025-12-02 00:01:28 |
| 155.52.51.103 | sm946marclaptop.dfci.harvard.edu | 2025-12-02 00:01:28 |
| 155.52.51.106 | w0040401.dfci.harvard.edu | 2025-12-02 00:01:28 |
| 155.52.51.107 | p77728.dfci.harvard.edu | 2025-11-27 02:32:05 |
| 155.52.51.108 | sm836bdesk.dfci.harvard.edu | 2025-12-02 00:01:28 |
| 155.52.51.109 | danial-walensky.dfci.harvard.edu | 2025-12-02 00:01:28 |
| 155.52.51.110 | adrienne-pc.dfci.harvard.edu | 2025-11-27 02:32:05 |
| 155.52.51.111 | 700882.dfci.harvard.edu | 2025-12-02 00:01:28 |
| 155.52.51.112 | xrx8a0356.dfci.harvard.edu | 2025-12-02 00:01:28 |
| 155.52.51.113 | 74483.dfci.harvard.edu | 2025-12-02 00:01:28 |
| 155.52.51.115 | 704382.dfci.harvard.edu | 2025-12-02 00:01:28 |
| 155.52.51.116 | p74108.dfci.harvard.edu | 2025-12-02 00:01:28 |
| 155.52.51.117 | rateau-clovens.dfci.harvard.edu | 2025-12-02 00:01:28 |
| 155.52.51.120 | p74107.dfci.harvard.edu | 2025-12-02 00:01:28 |
| 155.52.51.121 | p74106.dfci.harvard.edu | 2025-12-02 00:01:28 |
| 155.52.51.122 | eosi.dfci.harvard.edu | 2025-12-02 00:01:28 |
| 155.52.51.124 | aruns-mac-mini.dfci.harvard.edu | 2025-12-02 00:01:28 |
| 155.52.51.125 | w0088075.dfci.harvard.edu | 2025-12-02 00:01:28 |
| 155.52.51.129 | segaloffice.dfci.harvard.edu | 2025-12-02 00:01:28 |
| 155.52.51.130 | npia5180c.dfci.harvard.edu | 2025-12-02 00:01:28 |
| 155.52.51.132 | xrx84590c.dfci.harvard.edu | 2025-12-02 00:01:28 |
| 155.52.51.133 | w0042134.dfci.harvard.edu | 2025-11-27 02:32:05 |
| 155.52.51.134 | npi8d7b17.dfci.harvard.edu | 2025-12-02 00:01:28 |
| 155.52.51.135 | sc5416785.dfci.harvard.edu | 2025-11-27 02:32:05 |
| 155.52.51.136 | w0101818.dfci.harvard.edu | 2025-12-02 00:01:28 |
| 155.52.51.137 | sm1054-marek.dfci.harvard.edu | 2025-12-02 00:01:28 |
| 155.52.51.138 | lxkd936fe.dfci.harvard.edu | 2025-12-02 00:01:28 |
| 155.52.51.141 | w0107350.dfci.harvard.edu | 2025-12-02 00:01:28 |
| 155.52.51.144 | w0040433.dfci.harvard.edu | 2025-12-02 00:01:28 |
| 155.52.51.145 | dhcp-155-52-51-145.dfci.harvard.edu | 2025-12-02 00:01:28 |
| 155.52.51.146 | 74487.dfci.harvard.edu | 2025-12-02 00:01:28 |
| 155.52.51.148 | hal2004.dfci.harvard.edu | 2025-12-02 00:01:28 |
| 155.52.51.149 | w0043417.dfci.harvard.edu | 2025-12-02 00:01:28 |
| 155.52.51.150 | w0119743.dfci.harvard.edu | 2025-12-02 00:01:28 |
| 155.52.51.151 | lys.dfci.harvard.edu | 2025-12-02 00:01:28 |
| 155.52.51.152 | w0100458.dfci.harvard.edu | 2025-12-02 00:01:28 |
| 155.52.51.154 | w0062010.dfci.harvard.edu | 2025-12-02 00:01:28 |
| 155.52.51.158 | dhcp-155-52-51-158.dfci.harvard.edu | 2025-12-02 00:01:28 |
| 155.52.51.159 | 74159.dfci.harvard.edu | 2025-12-02 00:01:28 |
| 155.52.51.161 | sm907alphaimager.dfci.harvard.edu | 2025-12-02 00:01:28 |
| 155.52.51.162 | w0040735.dfci.harvard.edu | 2025-12-02 00:01:28 |
| 155.52.51.163 | 76435.dfci.harvard.edu | 2025-12-02 00:01:28 |
| 155.52.51.164 | manor.dfci.harvard.edu | 2025-12-02 00:01:28 |
| 155.52.51.165 | cistron-udp1068154uds.dfci.harvard.edu | 2025-12-02 00:01:28 |
| 155.52.51.169 | w0042581.dfci.harvard.edu | 2025-12-02 00:01:28 |
| 155.52.51.170 | ressrv10.dfci.harvard.edu | 2025-11-27 02:32:05 |
| 155.52.51.173 | csc012168-0.dfci.harvard.edu | 2025-12-02 00:01:28 |
| 155.52.51.174 | d1hhyv71.dfci.harvard.edu | 2025-12-02 00:01:28 |
| 155.52.51.176 | npi7ae56d.dfci.harvard.edu | 2025-12-02 00:01:28 |
| 155.52.51.177 | w0117571.dfci.harvard.edu | 2025-12-02 00:01:28 |
| 155.52.51.178 | 74405.dfci.harvard.edu | 2025-11-27 02:32:05 |
| 155.52.51.179 | crighton.dfci.harvard.edu | 2025-12-02 00:01:28 |
| 155.52.51.180 | 79394.dfci.harvard.edu | 2025-12-02 00:01:28 |
| 155.52.51.181 | 828tecan.dfci.harvard.edu | 2025-12-02 00:01:28 |
| 155.52.51.184 | research2.dfci.harvard.edu | 2025-12-02 00:01:28 |
| 155.52.51.185 | keros.dfci.harvard.edu | 2025-12-02 00:01:28 |
| 155.52.51.187 | w0044272.dfci.harvard.edu | 2025-12-02 00:01:28 |
| 155.52.51.189 | smithrm1022.dfci.harvard.edu | 2025-12-02 00:01:28 |
| 155.52.51.190 | dhcp-155-52-51-190.dfci.harvard.edu | 2025-12-02 00:01:28 |
| 155.52.51.191 | otp004824ots.dfci.harvard.edu | 2025-12-02 00:01:28 |
| 155.52.51.192 | udp353117uds.dfci.harvard.edu | 2025-12-02 00:01:28 |
| 155.52.51.193 | w0119238.dfci.harvard.edu | 2025-12-02 00:01:28 |
| 155.52.51.194 | smith722.dfci.harvard.edu | 2025-12-02 00:01:28 |
| 155.52.51.195 | axistv353596.dfci.harvard.edu | 2025-12-02 00:01:28 |
| 155.52.51.196 | laurens-imac.dfci.harvard.edu | 2025-12-02 00:01:28 |
| 155.52.51.198 | otp004825ots.dfci.harvard.edu | 2025-12-02 00:01:28 |
| 155.52.51.199 | dfapogee04.dfci.harvard.edu | 2025-12-02 00:01:28 |
| 155.52.51.201 | otp004826ots.dfci.harvard.edu | 2025-12-02 00:01:28 |
| 155.52.51.202 | w0041213.dfci.harvard.edu | 2025-12-02 00:01:28 |
| 155.52.51.203 | w0113728.dfci.harvard.edu | 2025-12-02 00:01:28 |
| 155.52.51.204 | npidcb0b7.dfci.harvard.edu | 2025-12-02 00:01:28 |
| 155.52.51.205 | 74455.dfci.harvard.edu | 2025-12-02 00:01:28 |
| 155.52.51.207 | w0041656.dfci.harvard.edu | 2025-12-02 00:01:28 |
| 155.52.51.208 | shaida912.dfci.harvard.edu | 2025-12-02 00:01:28 |
| 155.52.51.210 | big5.dfci.harvard.edu | 2025-12-02 00:01:28 |
| 155.52.51.212 | w0043255.dfci.harvard.edu | 2025-12-02 00:01:28 |
| 155.52.51.213 | w0043296.dfci.harvard.edu | 2025-12-02 00:01:28 |
| 155.52.51.216 | dgeoghegan_printer.dfci.harvard.edu | 2025-12-02 00:01:28 |
| 155.52.51.219 | w0043484.dfci.harvard.edu | 2025-11-27 02:32:05 |
| 155.52.51.221 | dhcp-155-52-51-221.dfci.harvard.edu | 2025-12-02 00:01:28 |
| 155.52.51.225 | chip2.dfci.harvard.edu | 2025-12-02 00:01:28 |
| 155.52.51.226 | w0041177.dfci.harvard.edu | 2025-12-02 00:01:28 |
| 155.52.51.227 | w0041964.dfci.harvard.edu | 2025-12-02 00:01:28 |
| 155.52.51.228 | cblab.dfci.harvard.edu | 2025-12-02 00:01:28 |
| 155.52.51.229 | tyr.dfci.harvard.edu | 2025-12-02 00:01:28 |
| 155.52.51.230 | fdh22kcc1.dfci.harvard.edu dh22kcc1.dfci.harvard.edu | 2025-11-27 02:32:05 |
| 155.52.51.231 | genepix.dfci.harvard.edu license1.dfci.harvard.edu | 2025-12-02 00:01:28 |
| 155.52.51.233 | vpcxp.dfci.harvard.edu | 2025-12-02 00:01:28 |
| 155.52.51.234 | pcp133127pcs.dfci.harvard.edu | 2025-12-02 00:01:28 |
| 155.52.51.236 | citrixweb.dfci.harvard.edu | 2025-11-27 02:32:05 |
| 155.52.51.237 | 74498.dfci.harvard.edu | 2025-12-02 00:01:28 |
| 155.52.51.238 | rcgw1.dfci.harvard.edu | 2025-12-02 00:01:28 |
| 155.52.51.240 | baltar.dfci.harvard.edu | 2025-12-02 00:01:28 |
| 155.52.51.242 | w0117134.dfci.harvard.edu | 2025-11-27 02:32:05 |
| 155.52.51.243 | w0040728.dfci.harvard.edu | 2025-12-02 00:01:28 |
| 155.52.51.244 | w0106797.dfci.harvard.edu | 2025-12-02 00:01:28 |
| 155.52.51.245 | smb970b_hp4000.dfci.harvard.edu | 2025-12-02 00:01:28 |
| 155.52.51.246 | usv410058k.dfci.harvard.edu | 2025-11-27 02:32:05 |
| 155.52.51.249 | dsmith12s1ups1-old.partners.org | 2025-12-02 00:01:28 |
| 155.52.51.251 | martolab-ws-01.dfci.harvard.edu | 2025-12-02 00:01:28 |
| 155.52.51.252 | dsmith9s1ups1-old.dfci.harvard.edu | 2025-12-02 00:01:28 |
| 155.52.51.254 | dsmith11s1ups1.dfci.harvard.edu | 2025-12-02 00:01:28 |
Top 20 countries in total ASN
| Country | Allocated ASNs | ASN IPv4 Number | ASN IPv6 Number(/64) |
|---|---|---|---|
United States
|
31439 | 1453713089 | 1154167730180990520 |
Brazil
|
9077 | 83102992 | 4534433838862594 |
China
|
6574 | 349994400 | 147684326264672 |
India
|
6096 | 35969536 | 24475477811200 |
Russian Federation
|
5733 | 46914896 | 14011734667592 |
Indonesia
|
3739 | 17936384 | 1216879689728 |
Germany
|
3151 | 113475880 | 71147070423040 |
United Kingdom
|
3134 | 74367648 | 30254191804416 |
Australia
|
3062 | 40513820 | 20476301088256 |
Poland
|
2451 | 19322368 | 14334258254848 |
Canada
|
2434 | 54884872 | 4291018752256 |
France
|
2157 | 75473474 | 12658723653632 |
Ukraine
|
2003 | 8220416 | 4870096617472 |
Bangladesh
|
1928 | 1967872 | 1029648285696 |
Netherlands
|
1595 | 51737808 | 21097410332160 |
Argentina
|
1321 | 19806720 | 2305861906335858688 |
Hong Kong
|
1298 | 18578012 | 4533315371776 |
Italy
|
1296 | 53427968 | 29050952024064 |
Japan
|
1270 | 160875112 | 33591289511936 |
Republic of Korea
|
1172 | 113030224 | 17725565173760 |