La dirección IP 99.21.103 es proporcionada por AT&T Services, Inc., que es propiedad de la CIDR (Classless Inter-Domain Routing) 99.16.0.0/12, IP entre 99.16.0.0 a 99.31.255.255 ). El número de sistema autónomo (ASN) es 7018.
| ASN | 7018 |
| IP que comienzan con | 99.16.0.0 |
| IP que termina con | 99.31.255.255 |
| ASN Nombre | AT&T Services, Inc. |
| CDIR | 99.16.0.0/12 |
| IP numérica | |
| Registe | arin |
| Última actualización | 24/12/2017 |

| Código País | País | Región | Ciudad | Latitud | Longitud | Última actualización | |
| IP2Location | US | Estados Unidos | - | Los Angeles | 34,0522 | -118,2437 | 2017-12-24 |
| MaxMind | US | Estados Unidos | - | - | 37,751 | -97,822 | 2017-12-24 |
| Whois | US | - | - | - | -96 | 37 | |
| W3C | - | - | - | - | - | - | - |
| IP | Numerical IP | DNS |
| 99.21.103.0 | 1662347008 | 0 |
| 99.21.103.1 | 1662347009 | 0 |
| 99.21.103.2 | 1662347010 | 0 |
| 99.21.103.3 | 1662347011 | 0 |
| 99.21.103.4 | 1662347012 | 0 |
| 99.21.103.5 | 1662347013 | 0 |
| 99.21.103.6 | 1662347014 | 0 |
| 99.21.103.7 | 1662347015 | 0 |
| 99.21.103.8 | 1662347016 | 0 |
| 99.21.103.9 | 1662347017 | 0 |
| 99.21.103.10 | 1662347018 | 0 |
| 99.21.103.11 | 1662347019 | 0 |
| 99.21.103.12 | 1662347020 | 0 |
| 99.21.103.13 | 1662347021 | 0 |
| 99.21.103.14 | 1662347022 | 0 |
| 99.21.103.15 | 1662347023 | 0 |
| 99.21.103.16 | 1662347024 | 0 |
| 99.21.103.17 | 1662347025 | 0 |
| 99.21.103.18 | 1662347026 | 0 |
| 99.21.103.19 | 1662347027 | 0 |
| 99.21.103.20 | 1662347028 | 0 |
| 99.21.103.21 | 1662347029 | 0 |
| 99.21.103.22 | 1662347030 | 0 |
| 99.21.103.23 | 1662347031 | 0 |
| 99.21.103.24 | 1662347032 | 0 |
| 99.21.103.25 | 1662347033 | 0 |
| 99.21.103.26 | 1662347034 | 0 |
| 99.21.103.27 | 1662347035 | 0 |
| 99.21.103.28 | 1662347036 | 0 |
| 99.21.103.29 | 1662347037 | 0 |
| 99.21.103.30 | 1662347038 | 0 |
| 99.21.103.31 | 1662347039 | 0 |
| 99.21.103.32 | 1662347040 | 0 |
| 99.21.103.33 | 1662347041 | 0 |
| 99.21.103.34 | 1662347042 | 0 |
| 99.21.103.35 | 1662347043 | 0 |
| 99.21.103.36 | 1662347044 | 0 |
| 99.21.103.37 | 1662347045 | 0 |
| 99.21.103.38 | 1662347046 | 0 |
| 99.21.103.39 | 1662347047 | 0 |
| 99.21.103.40 | 1662347048 | 0 |
| 99.21.103.41 | 1662347049 | 0 |
| 99.21.103.42 | 1662347050 | 0 |
| 99.21.103.43 | 1662347051 | 0 |
| 99.21.103.44 | 1662347052 | 0 |
| 99.21.103.45 | 1662347053 | 0 |
| 99.21.103.46 | 1662347054 | 0 |
| 99.21.103.47 | 1662347055 | 0 |
| 99.21.103.48 | 1662347056 | 0 |
| 99.21.103.49 | 1662347057 | 0 |
| 99.21.103.50 | 1662347058 | 0 |
| 99.21.103.51 | 1662347059 | 0 |
| 99.21.103.52 | 1662347060 | 0 |
| 99.21.103.53 | 1662347061 | 0 |
| 99.21.103.54 | 1662347062 | 0 |
| 99.21.103.55 | 1662347063 | 0 |
| 99.21.103.56 | 1662347064 | 0 |
| 99.21.103.57 | 1662347065 | 0 |
| 99.21.103.58 | 1662347066 | 0 |
| 99.21.103.59 | 1662347067 | 0 |
| 99.21.103.60 | 1662347068 | 0 |
| 99.21.103.61 | 1662347069 | 0 |
| 99.21.103.62 | 1662347070 | 0 |
| 99.21.103.63 | 1662347071 | 0 |
| 99.21.103.64 | 1662347072 | 0 |
| 99.21.103.65 | 1662347073 | 0 |
| 99.21.103.66 | 1662347074 | 0 |
| 99.21.103.67 | 1662347075 | 0 |
| 99.21.103.68 | 1662347076 | 0 |
| 99.21.103.69 | 1662347077 | 0 |
| 99.21.103.70 | 1662347078 | 0 |
| 99.21.103.71 | 1662347079 | 0 |
| 99.21.103.72 | 1662347080 | 0 |
| 99.21.103.73 | 1662347081 | 0 |
| 99.21.103.74 | 1662347082 | 0 |
| 99.21.103.75 | 1662347083 | 0 |
| 99.21.103.76 | 1662347084 | 0 |
| 99.21.103.77 | 1662347085 | 0 |
| 99.21.103.78 | 1662347086 | 0 |
| 99.21.103.79 | 1662347087 | 0 |
| 99.21.103.80 | 1662347088 | 0 |
| 99.21.103.81 | 1662347089 | 0 |
| 99.21.103.82 | 1662347090 | 0 |
| 99.21.103.83 | 1662347091 | 0 |
| 99.21.103.84 | 1662347092 | 0 |
| 99.21.103.85 | 1662347093 | 0 |