BGP Announced
| AS | CIDR | Description |
|---|---|---|
| AS2936 |
128.55.0.0/16
|
NERSC - National Energy Research Scientific Computing Center, US |
Real Time BGP Data
| AS / Info | IP / Time | AS Path |
|---|---|---|
| Loading... | ||
Reverse DNS List (Total:90)
| IP | Host | DateTime |
|---|---|---|
| 128.55.192.1 | br1.nersc.gov | 2025-07-17 03:56:51 |
| 128.55.192.2 | cr1.nersc.gov | 2025-07-17 03:56:51 |
| 128.55.192.3 | ir1.nersc.gov | 2025-07-17 03:56:51 |
| 128.55.192.4 | cr2.nersc.gov | 2025-07-17 03:56:51 |
| 128.55.192.5 | ir2.nersc.gov | 2025-07-17 03:56:51 |
| 128.55.192.29 | cr1-ir1.nersc.gov | 2025-07-17 03:56:51 |
| 128.55.192.30 | ir1-cr1.nersc.gov | 2025-07-17 03:56:51 |
| 128.55.192.33 | cr1-ir2.nersc.gov | 2025-07-17 03:56:51 |
| 128.55.192.34 | ir2-cr1.nersc.gov | 2025-07-17 03:56:51 |
| 128.55.192.37 | cr2-ir1.nersc.gov | 2025-07-17 03:56:51 |
| 128.55.192.38 | ir1-cr2.nersc.gov | 2025-07-17 03:56:51 |
| 128.55.192.41 | cr2-ir2.nersc.gov | 2025-07-17 03:56:51 |
| 128.55.192.42 | ir2-cr2.nersc.gov | 2025-07-17 03:56:51 |
| 128.55.192.45 | cr2-cr1.nersc.gov | 2025-07-17 03:56:51 |
| 128.55.192.46 | cr1-cr2.nersc.gov | 2025-07-17 03:56:51 |
| 128.55.192.49 | ir2-ir1.nersc.gov | 2025-07-17 03:56:51 |
| 128.55.192.50 | ir1-ir2.nersc.gov | 2025-07-17 03:56:51 |
| 128.55.192.54 | fw-cr1.nersc.gov | 2025-07-17 03:56:51 |
| 128.55.192.58 | fw-cr2.nersc.gov | 2025-07-17 03:56:51 |
| 128.55.192.61 | v1531-sr1.nersc.gov | 2025-07-17 03:56:51 |
| 128.55.192.62 | v1531-br1.nersc.gov | 2025-07-17 03:56:51 |
| 128.55.192.65 | sr1.vlan1532.nersc.gov | 2025-07-17 03:56:51 |
| 128.55.192.69 | v1533-sr2.nersc.gov | 2025-07-17 03:56:51 |
| 128.55.192.70 | v1533-br1.nersc.gov | 2025-07-17 03:56:51 |
| 128.55.192.73 | sr2.vlan1534.nersc.gov | 2025-07-17 03:56:51 |
| 128.55.192.77 | v1535-sr1.nersc.gov | 2025-07-17 03:56:51 |
| 128.55.192.78 | v1535-sr2.nersc.gov | 2025-07-17 03:56:51 |
| 128.55.192.81 | sr1.vlan1536.nersc.gov | 2025-07-17 03:56:51 |
| 128.55.192.82 | cr1.vlan1536.nersc.gov | 2025-07-17 03:56:51 |
| 128.55.192.85 | sr1.vlan1537.nersc.gov | 2025-07-17 03:56:51 |
| 128.55.192.86 | cr2.vlan1537.nersc.gov | 2025-07-11 17:20:04 |
| 128.55.192.89 | sr2.vlan1538.nersc.gov | 2025-07-17 03:56:51 |
| 128.55.192.90 | cr1.vlan1538.nersc.gov | 2025-07-17 03:56:51 |
| 128.55.192.93 | sr2.vlan1539.nersc.gov | 2025-07-17 03:56:51 |
| 128.55.192.94 | cr2.vlan1539.nersc.gov | 2025-07-17 03:56:51 |
| 128.55.192.97 | perlmutter-rtr2.vlan1777.nersc.gov | 2025-07-17 03:56:51 |
| 128.55.192.98 | perlmutter-spine-sw01.vlan1777.nersc.gov | 2025-07-17 03:56:51 |
| 128.55.192.101 | sink1-cr1.nersc.gov | 2025-07-17 03:56:51 |
| 128.55.192.102 | cr1-sink1.nersc.gov | 2025-07-17 03:56:51 |
| 128.55.192.105 | perlmutter-rtr2.vlan1778.nersc.gov | 2025-07-11 17:20:04 |
| 128.55.192.106 | perlmutter-spine-sw02.vlan1778.nersc.gov | 2025-07-17 03:56:51 |
| 128.55.192.109 | cr1-br1.nersc.gov | 2025-07-17 03:56:51 |
| 128.55.192.110 | br1-cr1.nersc.gov | 2025-07-17 03:56:51 |
| 128.55.192.113 | cr2-br1.nersc.gov | 2025-07-17 03:56:51 |
| 128.55.192.114 | br1-cr2.nersc.gov | 2025-07-17 03:56:51 |
| 128.55.192.133 | sr1.vlan1553.nersc.gov | 2025-07-17 03:56:51 |
| 128.55.192.134 | ir1.vlan1553.nersc.gov | 2025-07-17 03:56:51 |
| 128.55.192.137 | sr1.vlan1554.nersc.gov | 2025-07-17 03:56:51 |
| 128.55.192.138 | ir2.vlan1554.nersc.gov | 2025-07-17 03:56:51 |
| 128.55.192.141 | sr2.vlan1555.nersc.gov | 2025-07-17 03:56:51 |
| 128.55.192.142 | ir1.vlan1555.nersc.gov | 2025-07-17 03:56:51 |
| 128.55.192.145 | sr2.vlan1556.nersc.gov | 2025-07-17 03:56:51 |
| 128.55.192.146 | ir2.vlan1556.nersc.gov | 2025-07-17 03:56:51 |
| 128.55.192.149 | sr1.vlan1557.nersc.gov | 2025-07-17 03:56:51 |
| 128.55.192.150 | alvarez-b7-7-rtr2.vlan1557.nersc.gov | 2025-07-11 17:20:04 |
| 128.55.192.153 | sr2.vlan1558.nersc.gov | 2025-07-17 03:56:51 |
| 128.55.192.154 | alvarez-b7-7-rtr2.vlan1558.nersc.gov | 2025-07-17 03:56:51 |
| 128.55.192.165 | sr1.vlan1661.nersc.gov | 2025-07-17 03:56:51 |
| 128.55.192.166 | perlmutter-rtr1.vlan1661.nersc.gov | 2025-07-17 03:56:51 |
| 128.55.192.169 | sr1.vlan1662.nersc.gov | 2025-07-17 03:56:51 |
| 128.55.192.170 | perlmutter-rtr2.vlan1662.nersc.gov | 2025-07-17 03:56:51 |
| 128.55.192.173 | cr1-alvarez1.nersc.gov | 2025-07-17 03:56:51 |
| 128.55.192.174 | alvarez1-cr1.nersc.gov | 2025-07-17 03:56:51 |
| 128.55.192.177 | cr2-alvarez1.nersc.gov | 2025-07-11 17:20:04 |
| 128.55.192.178 | alvarez1-cr2.nersc.gov | 2025-07-11 17:20:04 |
| 128.55.192.181 | alvarez-b7-7-rtr1.vlan1665.nersc.gov | 2025-07-17 03:56:51 |
| 128.55.192.182 | sr1.vlan1665.nersc.gov | 2025-07-17 03:56:51 |
| 128.55.192.185 | vlan1666.alvarez-b7-7-rtr1.nersc.gov | 2025-07-17 03:56:51 |
| 128.55.192.186 | sr2.vlan1666.nersc.gov | 2025-07-17 03:56:51 |
| 128.55.192.192 | e1-10-sw1.nersc.gov | 2025-07-17 03:56:51 |
| 128.55.192.194 | nsfw-rid.nersc.gov | 2025-07-17 03:56:51 |
| 128.55.192.197 | sr1.nersc.gov | 2025-07-17 03:56:51 |
| 128.55.192.198 | sr2.nersc.gov | 2025-07-17 03:56:51 |
| 128.55.192.199 | perlmutter-rtr1.nersc.gov | 2025-07-17 03:56:51 |
| 128.55.192.200 | perlmutter-rtr2.nersc.gov | 2025-07-17 03:56:51 |
| 128.55.192.207 | ate-hsn-sw1.nersc.gov | 2025-07-17 03:56:51 |
| 128.55.192.213 | sr1-nsfw.nersc.gov | 2025-07-17 03:56:51 |
| 128.55.192.214 | nsfw-sr1.nersc.gov | 2025-07-17 03:56:51 |
| 128.55.192.217 | sr2-nsfw.nersc.gov | 2025-07-17 03:56:51 |
| 128.55.192.218 | nsfw-sr2.nersc.gov | 2025-07-17 03:56:51 |
| 128.55.192.237 | perlmutter-rtr1.vlan1772.nersc.gov | 2025-07-17 03:56:51 |
| 128.55.192.238 | perlmutter-spine-sw01.vlan1772.nersc.gov | 2025-07-17 03:56:51 |
| 128.55.192.241 | perlmutter-rtr1.vlan1773.nersc.gov | 2025-07-17 03:56:51 |
| 128.55.192.242 | perlmutter-spine-sw02.vlan1773.nersc.gov | 2025-07-17 03:56:51 |
| 128.55.192.245 | sr2.vlan1774.nersc.gov | 2025-07-17 03:56:51 |
| 128.55.192.246 | perlmutter-rtr1.vlan1774.nersc.gov | 2025-07-17 03:56:51 |
| 128.55.192.249 | sr2.vlan1775.nersc.gov | 2025-07-17 03:56:51 |
| 128.55.192.250 | perlmutter-rtr2.vlan1775.nersc.gov | 2025-07-17 03:56:51 |
| 128.55.192.253 | perlmutter-rtr1.vlan1776.nersc.gov | 2025-07-17 03:56:51 |
| 128.55.192.254 | perlmutter-rtr2-perlmutter-rtr1.nersc.gov | 2025-07-17 03:56:51 |
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 |