L'indirizzo IP 161.81.16 è fornito da Qwest Communications Company, LLC, che è di proprietà del CIDR (Classless Inter-Domain Routing) 161.81.0.0/16, IP tra 161.81.0.0 a 161.81.255.255 ). Il numero di sistema autonomo (ASN) è 209.
| ASN | 209 |
| IP inizia con | 161.81.0.0 |
| IP finale con | 161.81.255.255 |
| ASN Nome | Qwest Communications Company, LLC |
| CDIR | 161.81.0.0/16 |
| IP numerico | |
| Registe | arin |
| Ultimo aggiornamento | 18/07/2019 |

| Codice paese | Paese | Regione | Città | Latitude | Longitude | Ultimo aggiornamento | |
| IP2Location | US | United States | - | Palo Alto | 37,4099 | -122,1604 | 2019-07-18 |
| MaxMind | US | United States | - | Redwood City | 37,4852 | -122,2364 | 2019-07-18 |
| Whois | US | - | - | - | -96 | 37 | |
| W3C | - | - | - | - | - | - | - |
| IP | Numerical IP | DNS |
| 161.81.16.0 | 2706444288 | 0 |
| 161.81.16.1 | 2706444289 | 0 |
| 161.81.16.2 | 2706444290 | 0 |
| 161.81.16.3 | 2706444291 | 0 |
| 161.81.16.4 | 2706444292 | 0 |
| 161.81.16.5 | 2706444293 | 0 |
| 161.81.16.6 | 2706444294 | 0 |
| 161.81.16.7 | 2706444295 | 0 |
| 161.81.16.8 | 2706444296 | 0 |
| 161.81.16.9 | 2706444297 | 0 |
| 161.81.16.10 | 2706444298 | 0 |
| 161.81.16.11 | 2706444299 | 0 |
| 161.81.16.12 | 2706444300 | 0 |
| 161.81.16.13 | 2706444301 | 0 |
| 161.81.16.14 | 2706444302 | 0 |
| 161.81.16.15 | 2706444303 | 0 |
| 161.81.16.16 | 2706444304 | 0 |
| 161.81.16.17 | 2706444305 | 0 |
| 161.81.16.18 | 2706444306 | 0 |
| 161.81.16.19 | 2706444307 | 0 |
| 161.81.16.20 | 2706444308 | 0 |
| 161.81.16.21 | 2706444309 | 0 |
| 161.81.16.22 | 2706444310 | 0 |
| 161.81.16.23 | 2706444311 | 0 |
| 161.81.16.24 | 2706444312 | 0 |
| 161.81.16.25 | 2706444313 | 0 |
| 161.81.16.26 | 2706444314 | 0 |
| 161.81.16.27 | 2706444315 | 0 |
| 161.81.16.28 | 2706444316 | 0 |
| 161.81.16.29 | 2706444317 | 0 |
| 161.81.16.30 | 2706444318 | 0 |
| 161.81.16.31 | 2706444319 | 0 |
| 161.81.16.32 | 2706444320 | 0 |
| 161.81.16.33 | 2706444321 | 0 |
| 161.81.16.34 | 2706444322 | 0 |
| 161.81.16.35 | 2706444323 | 0 |
| 161.81.16.36 | 2706444324 | 0 |
| 161.81.16.37 | 2706444325 | 0 |
| 161.81.16.38 | 2706444326 | 0 |
| 161.81.16.39 | 2706444327 | 0 |
| 161.81.16.40 | 2706444328 | 0 |
| 161.81.16.41 | 2706444329 | 0 |
| 161.81.16.42 | 2706444330 | 0 |
| 161.81.16.43 | 2706444331 | 0 |
| 161.81.16.44 | 2706444332 | 0 |
| 161.81.16.45 | 2706444333 | 0 |
| 161.81.16.46 | 2706444334 | 0 |
| 161.81.16.47 | 2706444335 | 0 |
| 161.81.16.48 | 2706444336 | 0 |
| 161.81.16.49 | 2706444337 | 0 |
| 161.81.16.50 | 2706444338 | 0 |
| 161.81.16.51 | 2706444339 | 0 |
| 161.81.16.52 | 2706444340 | 0 |
| 161.81.16.53 | 2706444341 | 0 |
| 161.81.16.54 | 2706444342 | 0 |
| 161.81.16.55 | 2706444343 | 0 |
| 161.81.16.56 | 2706444344 | 0 |
| 161.81.16.57 | 2706444345 | 0 |
| 161.81.16.58 | 2706444346 | 0 |
| 161.81.16.59 | 2706444347 | 0 |
| 161.81.16.60 | 2706444348 | 0 |
| 161.81.16.61 | 2706444349 | 0 |
| 161.81.16.62 | 2706444350 | 0 |
| 161.81.16.63 | 2706444351 | 0 |
| 161.81.16.64 | 2706444352 | 0 |
| 161.81.16.65 | 2706444353 | 0 |
| 161.81.16.66 | 2706444354 | 0 |
| 161.81.16.67 | 2706444355 | 0 |
| 161.81.16.68 | 2706444356 | 0 |
| 161.81.16.69 | 2706444357 | 0 |
| 161.81.16.70 | 2706444358 | 0 |
| 161.81.16.71 | 2706444359 | 0 |
| 161.81.16.72 | 2706444360 | 0 |
| 161.81.16.73 | 2706444361 | 0 |
| 161.81.16.74 | 2706444362 | 0 |
| 161.81.16.75 | 2706444363 | 0 |
| 161.81.16.76 | 2706444364 | 0 |
| 161.81.16.77 | 2706444365 | 0 |
| 161.81.16.78 | 2706444366 | 0 |
| 161.81.16.79 | 2706444367 | 0 |
| 161.81.16.80 | 2706444368 | 0 |
| 161.81.16.81 | 2706444369 | 0 |
| 161.81.16.82 | 2706444370 | 0 |
| 161.81.16.83 | 2706444371 | 0 |
| 161.81.16.84 | 2706444372 | 0 |
| 161.81.16.85 | 2706444373 | 0 |