Les adresses IP débutant par 128.3.40 sont fournies par Lawrence Berkeley National Laboratory, elles appartiennent au CIDR (Classless Inter-Domain Routing) 128.3.0.0/16, le bloc IP comprant les adresses de 128.3.0.0 à 128.3.255.255). Le numéro de système autonome (ASN) est 16.
| ASN | 16 |
| IP commençant par | 128.3.0.0 |
| IP se terminant par | 128.3.255.255 |
| Nom ASN | Lawrence Berkeley National Laboratory |
| CDIR | 128.3.0.0/16 |
| IP numérique | |
| Registe | arin |
| Dernière mise à jour | 15/01/2019 |

| Code pays | Pays | Région | Ville | Latitude | Longitude | Dernière mise à jour | |
| IP2Location | US | États-Unis | - | Greenwich | 39,3897 | -75,3389 | 2019-01-15 |
| MaxMind | US | États-Unis | - | Richmond | 37,9255 | -122,3437 | 2019-01-15 |
| Whois | US | - | - | - | -96 | 37 | |
| W3C | - | - | - | - | - | - | - |
| IP | Numerical IP | DNS |
| 128.3.40.0 | 2147690496 | 0 |
| 128.3.40.1 | 2147690497 | 0 |
| 128.3.40.2 | 2147690498 | 0 |
| 128.3.40.3 | 2147690499 | 0 |
| 128.3.40.4 | 2147690500 | 0 |
| 128.3.40.5 | 2147690501 | 0 |
| 128.3.40.6 | 2147690502 | 0 |
| 128.3.40.7 | 2147690503 | 0 |
| 128.3.40.8 | 2147690504 | 0 |
| 128.3.40.9 | 2147690505 | 0 |
| 128.3.40.10 | 2147690506 | 0 |
| 128.3.40.11 | 2147690507 | 0 |
| 128.3.40.12 | 2147690508 | 0 |
| 128.3.40.13 | 2147690509 | 0 |
| 128.3.40.14 | 2147690510 | 0 |
| 128.3.40.15 | 2147690511 | 0 |
| 128.3.40.16 | 2147690512 | 0 |
| 128.3.40.17 | 2147690513 | 0 |
| 128.3.40.18 | 2147690514 | 0 |
| 128.3.40.19 | 2147690515 | 0 |
| 128.3.40.20 | 2147690516 | 0 |
| 128.3.40.21 | 2147690517 | 0 |
| 128.3.40.22 | 2147690518 | 0 |
| 128.3.40.23 | 2147690519 | 0 |
| 128.3.40.24 | 2147690520 | 0 |
| 128.3.40.25 | 2147690521 | 0 |
| 128.3.40.26 | 2147690522 | 0 |
| 128.3.40.27 | 2147690523 | 0 |
| 128.3.40.28 | 2147690524 | 0 |
| 128.3.40.29 | 2147690525 | 0 |
| 128.3.40.30 | 2147690526 | 0 |
| 128.3.40.31 | 2147690527 | 0 |
| 128.3.40.32 | 2147690528 | 0 |
| 128.3.40.33 | 2147690529 | 0 |
| 128.3.40.34 | 2147690530 | 0 |
| 128.3.40.35 | 2147690531 | 0 |
| 128.3.40.36 | 2147690532 | 0 |
| 128.3.40.37 | 2147690533 | 0 |
| 128.3.40.38 | 2147690534 | 0 |
| 128.3.40.39 | 2147690535 | 0 |
| 128.3.40.40 | 2147690536 | 0 |
| 128.3.40.41 | 2147690537 | 0 |
| 128.3.40.42 | 2147690538 | 0 |
| 128.3.40.43 | 2147690539 | 0 |
| 128.3.40.44 | 2147690540 | 0 |
| 128.3.40.45 | 2147690541 | 0 |
| 128.3.40.46 | 2147690542 | 0 |
| 128.3.40.47 | 2147690543 | 0 |
| 128.3.40.48 | 2147690544 | 0 |
| 128.3.40.49 | 2147690545 | 0 |
| 128.3.40.50 | 2147690546 | 0 |
| 128.3.40.51 | 2147690547 | 0 |
| 128.3.40.52 | 2147690548 | 0 |
| 128.3.40.53 | 2147690549 | 0 |
| 128.3.40.54 | 2147690550 | 0 |
| 128.3.40.55 | 2147690551 | 0 |
| 128.3.40.56 | 2147690552 | 0 |
| 128.3.40.57 | 2147690553 | 0 |
| 128.3.40.58 | 2147690554 | 0 |
| 128.3.40.59 | 2147690555 | 0 |
| 128.3.40.60 | 2147690556 | 0 |
| 128.3.40.61 | 2147690557 | 0 |
| 128.3.40.62 | 2147690558 | 0 |
| 128.3.40.63 | 2147690559 | 0 |
| 128.3.40.64 | 2147690560 | 0 |
| 128.3.40.65 | 2147690561 | 0 |
| 128.3.40.66 | 2147690562 | 0 |
| 128.3.40.67 | 2147690563 | 0 |
| 128.3.40.68 | 2147690564 | 0 |
| 128.3.40.69 | 2147690565 | 0 |
| 128.3.40.70 | 2147690566 | 0 |
| 128.3.40.71 | 2147690567 | 0 |
| 128.3.40.72 | 2147690568 | 0 |
| 128.3.40.73 | 2147690569 | 0 |
| 128.3.40.74 | 2147690570 | 0 |
| 128.3.40.75 | 2147690571 | 0 |
| 128.3.40.76 | 2147690572 | 0 |
| 128.3.40.77 | 2147690573 | 0 |
| 128.3.40.78 | 2147690574 | 0 |
| 128.3.40.79 | 2147690575 | 0 |
| 128.3.40.80 | 2147690576 | 0 |
| 128.3.40.81 | 2147690577 | 0 |
| 128.3.40.82 | 2147690578 | 0 |
| 128.3.40.83 | 2147690579 | 0 |
| 128.3.40.84 | 2147690580 | 0 |
| 128.3.40.85 | 2147690581 | 0 |
| IP | Numerical IP | DNS |
| 128.3.40.86 | 2147690582 | 0 |
| 128.3.40.87 | 2147690583 | 0 |
| 128.3.40.88 | 2147690584 | 0 |
| 128.3.40.89 | 2147690585 | 0 |
| 128.3.40.90 | 2147690586 | 0 |
| 128.3.40.91 | 2147690587 | 0 |
| 128.3.40.92 | 2147690588 | 0 |
| 128.3.40.93 | 2147690589 | 0 |
| 128.3.40.94 | 2147690590 | 0 |
| 128.3.40.95 | 2147690591 | 0 |
| 128.3.40.96 | 2147690592 | 0 |
| 128.3.40.97 | 2147690593 | 0 |
| 128.3.40.98 | 2147690594 | 0 |
| 128.3.40.99 | 2147690595 | 0 |
| 128.3.40.100 | 2147690596 | 0 |
| 128.3.40.101 | 2147690597 | 0 |
| 128.3.40.102 | 2147690598 | 0 |
| 128.3.40.103 | 2147690599 | 0 |
| 128.3.40.104 | 2147690600 | 0 |
| 128.3.40.105 | 2147690601 | 0 |
| 128.3.40.106 | 2147690602 | 0 |
| 128.3.40.107 | 2147690603 | 0 |
| 128.3.40.108 | 2147690604 | 0 |
| 128.3.40.109 | 2147690605 | 0 |
| 128.3.40.110 | 2147690606 | 0 |
| 128.3.40.111 | 2147690607 | 0 |
| 128.3.40.112 | 2147690608 | 0 |
| 128.3.40.113 | 2147690609 | 0 |
| 128.3.40.114 | 2147690610 | 0 |
| 128.3.40.115 | 2147690611 | 0 |
| 128.3.40.116 | 2147690612 | 0 |
| 128.3.40.117 | 2147690613 | 0 |
| 128.3.40.118 | 2147690614 | 0 |
| 128.3.40.119 | 2147690615 | 0 |
| 128.3.40.120 | 2147690616 | 0 |
| 128.3.40.121 | 2147690617 | 0 |
| 128.3.40.122 | 2147690618 | 0 |
| 128.3.40.123 | 2147690619 | 0 |
| 128.3.40.124 | 2147690620 | 0 |
| 128.3.40.125 | 2147690621 | 0 |
| 128.3.40.126 | 2147690622 | 0 |
| 128.3.40.127 | 2147690623 | 0 |
| 128.3.40.128 | 2147690624 | 0 |
| 128.3.40.129 | 2147690625 | 0 |
| 128.3.40.130 | 2147690626 | 0 |
| 128.3.40.131 | 2147690627 | 0 |
| 128.3.40.132 | 2147690628 | 0 |
| 128.3.40.133 | 2147690629 | 0 |
| 128.3.40.134 | 2147690630 | 0 |
| 128.3.40.135 | 2147690631 | 0 |
| 128.3.40.136 | 2147690632 | 0 |
| 128.3.40.137 | 2147690633 | 0 |
| 128.3.40.138 | 2147690634 | 0 |
| 128.3.40.139 | 2147690635 | 0 |
| 128.3.40.140 | 2147690636 | 0 |
| 128.3.40.141 | 2147690637 | 0 |
| 128.3.40.142 | 2147690638 | 0 |
| 128.3.40.143 | 2147690639 | 0 |
| 128.3.40.144 | 2147690640 | 0 |
| 128.3.40.145 | 2147690641 | 0 |
| 128.3.40.146 | 2147690642 | 0 |
| 128.3.40.147 | 2147690643 | 0 |
| 128.3.40.148 | 2147690644 | 0 |
| 128.3.40.149 | 2147690645 | 0 |
| 128.3.40.150 | 2147690646 | 0 |
| 128.3.40.151 | 2147690647 | 0 |
| 128.3.40.152 | 2147690648 | 0 |
| 128.3.40.153 | 2147690649 | 0 |
| 128.3.40.154 | 2147690650 | 0 |
| 128.3.40.155 | 2147690651 | 0 |
| 128.3.40.156 | 2147690652 | 0 |
| 128.3.40.157 | 2147690653 | 0 |
| 128.3.40.158 | 2147690654 | 0 |
| 128.3.40.159 | 2147690655 | 0 |
| 128.3.40.160 | 2147690656 | 0 |
| 128.3.40.161 | 2147690657 | 0 |
| 128.3.40.162 | 2147690658 | 0 |
| 128.3.40.163 | 2147690659 | 0 |
| 128.3.40.164 | 2147690660 | 0 |
| 128.3.40.165 | 2147690661 | 0 |
| 128.3.40.166 | 2147690662 | 0 |
| 128.3.40.167 | 2147690663 | 0 |
| 128.3.40.168 | 2147690664 | 0 |
| 128.3.40.169 | 2147690665 | 0 |
| 128.3.40.170 | 2147690666 | 0 |
| 128.3.40.171 | 2147690667 | 0 |
| IP | Numerical IP | DNS |
| 128.3.40.172 | 2147690668 | 0 |
| 128.3.40.173 | 2147690669 | 0 |
| 128.3.40.174 | 2147690670 | 0 |
| 128.3.40.175 | 2147690671 | 0 |
| 128.3.40.176 | 2147690672 | 0 |
| 128.3.40.177 | 2147690673 | 0 |
| 128.3.40.178 | 2147690674 | 0 |
| 128.3.40.179 | 2147690675 | 0 |
| 128.3.40.180 | 2147690676 | 0 |
| 128.3.40.181 | 2147690677 | 0 |
| 128.3.40.182 | 2147690678 | 0 |
| 128.3.40.183 | 2147690679 | 0 |
| 128.3.40.184 | 2147690680 | 0 |
| 128.3.40.185 | 2147690681 | 0 |
| 128.3.40.186 | 2147690682 | 0 |
| 128.3.40.187 | 2147690683 | 0 |
| 128.3.40.188 | 2147690684 | 0 |
| 128.3.40.189 | 2147690685 | 0 |
| 128.3.40.190 | 2147690686 | 0 |
| 128.3.40.191 | 2147690687 | 0 |
| 128.3.40.192 | 2147690688 | 0 |
| 128.3.40.193 | 2147690689 | 0 |
| 128.3.40.194 | 2147690690 | 0 |
| 128.3.40.195 | 2147690691 | 0 |
| 128.3.40.196 | 2147690692 | 0 |
| 128.3.40.197 | 2147690693 | 0 |
| 128.3.40.198 | 2147690694 | 0 |
| 128.3.40.199 | 2147690695 | 0 |
| 128.3.40.200 | 2147690696 | 0 |
| 128.3.40.201 | 2147690697 | 0 |
| 128.3.40.202 | 2147690698 | 0 |
| 128.3.40.203 | 2147690699 | 0 |
| 128.3.40.204 | 2147690700 | 0 |
| 128.3.40.205 | 2147690701 | 0 |
| 128.3.40.206 | 2147690702 | 0 |
| 128.3.40.207 | 2147690703 | 0 |
| 128.3.40.208 | 2147690704 | 0 |
| 128.3.40.209 | 2147690705 | 0 |
| 128.3.40.210 | 2147690706 | 0 |
| 128.3.40.211 | 2147690707 | 0 |
| 128.3.40.212 | 2147690708 | 0 |
| 128.3.40.213 | 2147690709 | 0 |
| 128.3.40.214 | 2147690710 | 0 |
| 128.3.40.215 | 2147690711 | 0 |
| 128.3.40.216 | 2147690712 | 0 |
| 128.3.40.217 | 2147690713 | 0 |
| 128.3.40.218 | 2147690714 | 0 |
| 128.3.40.219 | 2147690715 | 0 |
| 128.3.40.220 | 2147690716 | 0 |
| 128.3.40.221 | 2147690717 | 0 |
| 128.3.40.222 | 2147690718 | 0 |
| 128.3.40.223 | 2147690719 | 0 |
| 128.3.40.224 | 2147690720 | 0 |
| 128.3.40.225 | 2147690721 | 0 |
| 128.3.40.226 | 2147690722 | 0 |
| 128.3.40.227 | 2147690723 | 0 |
| 128.3.40.228 | 2147690724 | 0 |
| 128.3.40.229 | 2147690725 | 0 |
| 128.3.40.230 | 2147690726 | 0 |
| 128.3.40.231 | 2147690727 | 0 |
| 128.3.40.232 | 2147690728 | 0 |
| 128.3.40.233 | 2147690729 | 0 |
| 128.3.40.234 | 2147690730 | 0 |
| 128.3.40.235 | 2147690731 | 0 |
| 128.3.40.236 | 2147690732 | 0 |
| 128.3.40.237 | 2147690733 | 0 |
| 128.3.40.238 | 2147690734 | 0 |
| 128.3.40.239 | 2147690735 | 0 |
| 128.3.40.240 | 2147690736 | 0 |
| 128.3.40.241 | 2147690737 | 0 |
| 128.3.40.242 | 2147690738 | 0 |
| 128.3.40.243 | 2147690739 | 0 |
| 128.3.40.244 | 2147690740 | 0 |
| 128.3.40.245 | 2147690741 | 0 |
| 128.3.40.246 | 2147690742 | 0 |
| 128.3.40.247 | 2147690743 | 0 |
| 128.3.40.248 | 2147690744 | 0 |
| 128.3.40.249 | 2147690745 | 0 |
| 128.3.40.250 | 2147690746 | 0 |
| 128.3.40.251 | 2147690747 | 0 |
| 128.3.40.252 | 2147690748 | 0 |
| 128.3.40.253 | 2147690749 | 0 |
| 128.3.40.254 | 2147690750 | 0 |
| 128.3.40.255 | 2147690751 | 0 |