The IP address 121.48.37 is provided by China Education and Research Network Center, it's belong to the CDIR (Classless Inter-Domain Routing) 121.48.0.0/15 (range 121.48.0.0 to 121.49.255.255). The autonomous system number (ASN) is 4538.
| ASN | 4538 |
| IP starting by | 121.48.0.0 |
| IP ending by | 121.49.255.255 |
| ASN Name | China Education and Research Network Center |
| CDIR | 121.48.0.0/15 |
| Numerical IP | |
| Registry | apnic |
| Last update | 18/01/2018 |

| Country Code | Country | Region | City | Latitude | Longitude | Last update | |
| IP2Location | CN | China | - | Chengdu | 30.6667 | 104.0667 | 2018-01-18 |
| MaxMind | CN | China | - | Chengdu | 30.6667 | 104.0667 | 2018-01-18 |
| Whois | CN | - | - | - | 104 | 36 | |
| W3C | - | - | - | - | - | - | - |
| IP | Numerical IP | DNS |
| 121.48.37.0 | 2033198336 | 0 |
| 121.48.37.1 | 2033198337 | 0 |
| 121.48.37.2 | 2033198338 | 0 |
| 121.48.37.3 | 2033198339 | 0 |
| 121.48.37.4 | 2033198340 | 0 |
| 121.48.37.5 | 2033198341 | 0 |
| 121.48.37.6 | 2033198342 | 0 |
| 121.48.37.7 | 2033198343 | 0 |
| 121.48.37.8 | 2033198344 | 0 |
| 121.48.37.9 | 2033198345 | 0 |
| 121.48.37.10 | 2033198346 | 0 |
| 121.48.37.11 | 2033198347 | 0 |
| 121.48.37.12 | 2033198348 | 0 |
| 121.48.37.13 | 2033198349 | 0 |
| 121.48.37.14 | 2033198350 | 0 |
| 121.48.37.15 | 2033198351 | 0 |
| 121.48.37.16 | 2033198352 | 0 |
| 121.48.37.17 | 2033198353 | 0 |
| 121.48.37.18 | 2033198354 | 0 |
| 121.48.37.19 | 2033198355 | 0 |
| 121.48.37.20 | 2033198356 | 0 |
| 121.48.37.21 | 2033198357 | 0 |
| 121.48.37.22 | 2033198358 | 0 |
| 121.48.37.23 | 2033198359 | 0 |
| 121.48.37.24 | 2033198360 | 0 |
| 121.48.37.25 | 2033198361 | 0 |
| 121.48.37.26 | 2033198362 | 0 |
| 121.48.37.27 | 2033198363 | 0 |
| 121.48.37.28 | 2033198364 | 0 |
| 121.48.37.29 | 2033198365 | 0 |
| 121.48.37.30 | 2033198366 | 0 |
| 121.48.37.31 | 2033198367 | 0 |
| 121.48.37.32 | 2033198368 | 0 |
| 121.48.37.33 | 2033198369 | 0 |
| 121.48.37.34 | 2033198370 | 0 |
| 121.48.37.35 | 2033198371 | 0 |
| 121.48.37.36 | 2033198372 | 0 |
| 121.48.37.37 | 2033198373 | 0 |
| 121.48.37.38 | 2033198374 | 0 |
| 121.48.37.39 | 2033198375 | 0 |
| 121.48.37.40 | 2033198376 | 0 |
| 121.48.37.41 | 2033198377 | 0 |
| 121.48.37.42 | 2033198378 | 0 |
| 121.48.37.43 | 2033198379 | 0 |
| 121.48.37.44 | 2033198380 | 0 |
| 121.48.37.45 | 2033198381 | 0 |
| 121.48.37.46 | 2033198382 | 0 |
| 121.48.37.47 | 2033198383 | 0 |
| 121.48.37.48 | 2033198384 | 0 |
| 121.48.37.49 | 2033198385 | 0 |
| 121.48.37.50 | 2033198386 | 0 |
| 121.48.37.51 | 2033198387 | 0 |
| 121.48.37.52 | 2033198388 | 0 |
| 121.48.37.53 | 2033198389 | 0 |
| 121.48.37.54 | 2033198390 | 0 |
| 121.48.37.55 | 2033198391 | 0 |
| 121.48.37.56 | 2033198392 | 0 |
| 121.48.37.57 | 2033198393 | 0 |
| 121.48.37.58 | 2033198394 | 0 |
| 121.48.37.59 | 2033198395 | 0 |
| 121.48.37.60 | 2033198396 | 0 |
| 121.48.37.61 | 2033198397 | 0 |
| 121.48.37.62 | 2033198398 | 0 |
| 121.48.37.63 | 2033198399 | 0 |
| 121.48.37.64 | 2033198400 | 0 |
| 121.48.37.65 | 2033198401 | 0 |
| 121.48.37.66 | 2033198402 | 0 |
| 121.48.37.67 | 2033198403 | 0 |
| 121.48.37.68 | 2033198404 | 0 |
| 121.48.37.69 | 2033198405 | 0 |
| 121.48.37.70 | 2033198406 | 0 |
| 121.48.37.71 | 2033198407 | 0 |
| 121.48.37.72 | 2033198408 | 0 |
| 121.48.37.73 | 2033198409 | 0 |
| 121.48.37.74 | 2033198410 | 0 |
| 121.48.37.75 | 2033198411 | 0 |
| 121.48.37.76 | 2033198412 | 0 |
| 121.48.37.77 | 2033198413 | 0 |
| 121.48.37.78 | 2033198414 | 0 |
| 121.48.37.79 | 2033198415 | 0 |
| 121.48.37.80 | 2033198416 | 0 |
| 121.48.37.81 | 2033198417 | 0 |
| 121.48.37.82 | 2033198418 | 0 |
| 121.48.37.83 | 2033198419 | 0 |
| 121.48.37.84 | 2033198420 | 0 |
| 121.48.37.85 | 2033198421 | 0 |