Die IP-Adresse 21.91.98 erfolgt über China Education and Research Network Center, es hat gehören zu den GGDV (Classless Inter-Domain Routing) 22.30.204.0/23 (Bereich 22.30.204.0, 22.30.205.255). Die autonomen Systemnummer (ASN) ist 4538.
| ASN | 4538 |
| Ausgehend von IP | 22.30.204.0 |
| Beendigung durch IP | 22.30.205.255 |
| ASN-Namen | China Education and Research Network Center |
| GGDV | 22.30.204.0/23 |
| Numerische IP | |
| Registrierung | |
| Letztes update | 01.02.2018 |

| Vorwahl des Landes | Land | Region | Stadt | Breitengrad | Länge | Letztes update | |
| IP2Location | US | USA | - | Columbus | 39,9664 | -83,0128 | 2018-02-01 |
| MaxMind | US | USA | - | - | 37,751 | -97,822 | 2018-02-01 |
| Whois | US | - | - | - | -96 | 37 | |
| W3C | - | - | - | - | - | - | - |
| IP | Numerical IP | DNS |
| 21.91.98.0 | 358310400 | 0 |
| 21.91.98.1 | 358310401 | 0 |
| 21.91.98.2 | 358310402 | 0 |
| 21.91.98.3 | 358310403 | 0 |
| 21.91.98.4 | 358310404 | 0 |
| 21.91.98.5 | 358310405 | 0 |
| 21.91.98.6 | 358310406 | 0 |
| 21.91.98.7 | 358310407 | 0 |
| 21.91.98.8 | 358310408 | 0 |
| 21.91.98.9 | 358310409 | 0 |
| 21.91.98.10 | 358310410 | 0 |
| 21.91.98.11 | 358310411 | 0 |
| 21.91.98.12 | 358310412 | 0 |
| 21.91.98.13 | 358310413 | 0 |
| 21.91.98.14 | 358310414 | 0 |
| 21.91.98.15 | 358310415 | 0 |
| 21.91.98.16 | 358310416 | 0 |
| 21.91.98.17 | 358310417 | 0 |
| 21.91.98.18 | 358310418 | 0 |
| 21.91.98.19 | 358310419 | 0 |
| 21.91.98.20 | 358310420 | 0 |
| 21.91.98.21 | 358310421 | 0 |
| 21.91.98.22 | 358310422 | 0 |
| 21.91.98.23 | 358310423 | 0 |
| 21.91.98.24 | 358310424 | 0 |
| 21.91.98.25 | 358310425 | 0 |
| 21.91.98.26 | 358310426 | 0 |
| 21.91.98.27 | 358310427 | 0 |
| 21.91.98.28 | 358310428 | 0 |
| 21.91.98.29 | 358310429 | 0 |
| 21.91.98.30 | 358310430 | 0 |
| 21.91.98.31 | 358310431 | 0 |
| 21.91.98.32 | 358310432 | 0 |
| 21.91.98.33 | 358310433 | 0 |
| 21.91.98.34 | 358310434 | 0 |
| 21.91.98.35 | 358310435 | 0 |
| 21.91.98.36 | 358310436 | 0 |
| 21.91.98.37 | 358310437 | 0 |
| 21.91.98.38 | 358310438 | 0 |
| 21.91.98.39 | 358310439 | 0 |
| 21.91.98.40 | 358310440 | 0 |
| 21.91.98.41 | 358310441 | 0 |
| 21.91.98.42 | 358310442 | 0 |
| 21.91.98.43 | 358310443 | 0 |
| 21.91.98.44 | 358310444 | 0 |
| 21.91.98.45 | 358310445 | 0 |
| 21.91.98.46 | 358310446 | 0 |
| 21.91.98.47 | 358310447 | 0 |
| 21.91.98.48 | 358310448 | 0 |
| 21.91.98.49 | 358310449 | 0 |
| 21.91.98.50 | 358310450 | 0 |
| 21.91.98.51 | 358310451 | 0 |
| 21.91.98.52 | 358310452 | 0 |
| 21.91.98.53 | 358310453 | 0 |
| 21.91.98.54 | 358310454 | 0 |
| 21.91.98.55 | 358310455 | 0 |
| 21.91.98.56 | 358310456 | 0 |
| 21.91.98.57 | 358310457 | 0 |
| 21.91.98.58 | 358310458 | 0 |
| 21.91.98.59 | 358310459 | 0 |
| 21.91.98.60 | 358310460 | 0 |
| 21.91.98.61 | 358310461 | 0 |
| 21.91.98.62 | 358310462 | 0 |
| 21.91.98.63 | 358310463 | 0 |
| 21.91.98.64 | 358310464 | 0 |
| 21.91.98.65 | 358310465 | 0 |
| 21.91.98.66 | 358310466 | 0 |
| 21.91.98.67 | 358310467 | 0 |
| 21.91.98.68 | 358310468 | 0 |
| 21.91.98.69 | 358310469 | 0 |
| 21.91.98.70 | 358310470 | 0 |
| 21.91.98.71 | 358310471 | 0 |
| 21.91.98.72 | 358310472 | 0 |
| 21.91.98.73 | 358310473 | 0 |
| 21.91.98.74 | 358310474 | 0 |
| 21.91.98.75 | 358310475 | 0 |
| 21.91.98.76 | 358310476 | 0 |
| 21.91.98.77 | 358310477 | 0 |
| 21.91.98.78 | 358310478 | 0 |
| 21.91.98.79 | 358310479 | 0 |
| 21.91.98.80 | 358310480 | 0 |
| 21.91.98.81 | 358310481 | 0 |
| 21.91.98.82 | 358310482 | 0 |
| 21.91.98.83 | 358310483 | 0 |
| 21.91.98.84 | 358310484 | 0 |
| 21.91.98.85 | 358310485 | 0 |