Les adresses IP débutant par 121.9.139 sont fournies par ChinaNet, elles appartiennent au CIDR (Classless Inter-Domain Routing) 121.8.0.0/13, le bloc IP comprant les adresses de 121.8.0.0 à 121.15.255.255). Le numéro de système autonome (ASN) est 4134.
| ASN | 4134 |
| IP commençant par | 121.8.0.0 |
| IP se terminant par | 121.15.255.255 |
| Nom ASN | ChinaNet |
| CDIR | 121.8.0.0/13 |
| IP numérique | |
| Registe | apnic |
| Dernière mise à jour | 15/10/2018 |

| Code pays | Pays | Région | Ville | Latitude | Longitude | Dernière mise à jour | |
| IP2Location | CN | Chine | - | Guangzhou | 23,1167 | 113,25 | 2018-11-10 |
| MaxMind | CN | Chine | - | Guangzhou | 23,1167 | 113,25 | 2018-11-10 |
| Whois | CN | - | - | - | 104 | 36 | |
| W3C | - | - | - | - | - | - | - |
| IP | Numerical IP | DNS |
| 121.9.139.0 | 2030668544 | 0 |
| 121.9.139.1 | 2030668545 | 0 |
| 121.9.139.2 | 2030668546 | 0 |
| 121.9.139.3 | 2030668547 | 0 |
| 121.9.139.4 | 2030668548 | 0 |
| 121.9.139.5 | 2030668549 | 0 |
| 121.9.139.6 | 2030668550 | 0 |
| 121.9.139.7 | 2030668551 | 0 |
| 121.9.139.8 | 2030668552 | 0 |
| 121.9.139.9 | 2030668553 | 0 |
| 121.9.139.10 | 2030668554 | 0 |
| 121.9.139.11 | 2030668555 | 0 |
| 121.9.139.12 | 2030668556 | 0 |
| 121.9.139.13 | 2030668557 | 0 |
| 121.9.139.14 | 2030668558 | 0 |
| 121.9.139.15 | 2030668559 | 0 |
| 121.9.139.16 | 2030668560 | 0 |
| 121.9.139.17 | 2030668561 | 0 |
| 121.9.139.18 | 2030668562 | 0 |
| 121.9.139.19 | 2030668563 | 0 |
| 121.9.139.20 | 2030668564 | 0 |
| 121.9.139.21 | 2030668565 | 0 |
| 121.9.139.22 | 2030668566 | 0 |
| 121.9.139.23 | 2030668567 | 0 |
| 121.9.139.24 | 2030668568 | 0 |
| 121.9.139.25 | 2030668569 | 0 |
| 121.9.139.26 | 2030668570 | 0 |
| 121.9.139.27 | 2030668571 | 0 |
| 121.9.139.28 | 2030668572 | 0 |
| 121.9.139.29 | 2030668573 | 0 |
| 121.9.139.30 | 2030668574 | 0 |
| 121.9.139.31 | 2030668575 | 0 |
| 121.9.139.32 | 2030668576 | 0 |
| 121.9.139.33 | 2030668577 | 0 |
| 121.9.139.34 | 2030668578 | 0 |
| 121.9.139.35 | 2030668579 | 0 |
| 121.9.139.36 | 2030668580 | 0 |
| 121.9.139.37 | 2030668581 | 0 |
| 121.9.139.38 | 2030668582 | 0 |
| 121.9.139.39 | 2030668583 | 0 |
| 121.9.139.40 | 2030668584 | 0 |
| 121.9.139.41 | 2030668585 | 0 |
| 121.9.139.42 | 2030668586 | 0 |
| 121.9.139.43 | 2030668587 | 0 |
| 121.9.139.44 | 2030668588 | 0 |
| 121.9.139.45 | 2030668589 | 0 |
| 121.9.139.46 | 2030668590 | 0 |
| 121.9.139.47 | 2030668591 | 0 |
| 121.9.139.48 | 2030668592 | 0 |
| 121.9.139.49 | 2030668593 | 0 |
| 121.9.139.50 | 2030668594 | 0 |
| 121.9.139.51 | 2030668595 | 0 |
| 121.9.139.52 | 2030668596 | 0 |
| 121.9.139.53 | 2030668597 | 0 |
| 121.9.139.54 | 2030668598 | 0 |
| 121.9.139.55 | 2030668599 | 0 |
| 121.9.139.56 | 2030668600 | 0 |
| 121.9.139.57 | 2030668601 | 0 |
| 121.9.139.58 | 2030668602 | 0 |
| 121.9.139.59 | 2030668603 | 0 |
| 121.9.139.60 | 2030668604 | 0 |
| 121.9.139.61 | 2030668605 | 0 |
| 121.9.139.62 | 2030668606 | 0 |
| 121.9.139.63 | 2030668607 | 0 |
| 121.9.139.64 | 2030668608 | 0 |
| 121.9.139.65 | 2030668609 | 0 |
| 121.9.139.66 | 2030668610 | 0 |
| 121.9.139.67 | 2030668611 | 0 |
| 121.9.139.68 | 2030668612 | 0 |
| 121.9.139.69 | 2030668613 | 0 |
| 121.9.139.70 | 2030668614 | 0 |
| 121.9.139.71 | 2030668615 | 0 |
| 121.9.139.72 | 2030668616 | 0 |
| 121.9.139.73 | 2030668617 | 0 |
| 121.9.139.74 | 2030668618 | 0 |
| 121.9.139.75 | 2030668619 | 0 |
| 121.9.139.76 | 2030668620 | 0 |
| 121.9.139.77 | 2030668621 | 0 |
| 121.9.139.78 | 2030668622 | 0 |
| 121.9.139.79 | 2030668623 | 0 |
| 121.9.139.80 | 2030668624 | 0 |
| 121.9.139.81 | 2030668625 | 0 |
| 121.9.139.82 | 2030668626 | 0 |
| 121.9.139.83 | 2030668627 | 0 |
| 121.9.139.84 | 2030668628 | 0 |
| 121.9.139.85 | 2030668629 | 0 |