Les adresses IP débutant par 81.23.102 sont fournies par St.Petersburg, Russia, elles appartiennent au CIDR (Classless Inter-Domain Routing) 81.23.96.0/19, le bloc IP comprant les adresses de 81.23.96.0 à 81.23.127.255). Le numéro de système autonome (ASN) est 24739.
| ASN | 24739 |
| IP commençant par | 81.23.96.0 |
| IP se terminant par | 81.23.127.255 |
| Nom ASN | St.Petersburg, Russia |
| CDIR | 81.23.96.0/19 |
| IP numérique | |
| Registe | ripencc |
| Dernière mise à jour | 06/07/2017 |

| Code pays | Pays | Région | Ville | Latitude | Longitude | Dernière mise à jour | |
| IP2Location | RU | Russie | - | Saint Petersburg | 59,8944 | 30,2642 | 2017-07-06 |
| MaxMind | RU | Russie | - | Saint Petersburg | 60,1256 | 29,8764 | 2017-07-06 |
| Whois | RU | - | - | - | 105 | 62 | |
| W3C | - | - | - | - | - | - | - |
| IP | Numerical IP | DNS |
| 81.23.102.0 | 1360487936 | 0 |
| 81.23.102.1 | 1360487937 | 0 |
| 81.23.102.2 | 1360487938 | 0 |
| 81.23.102.3 | 1360487939 | 0 |
| 81.23.102.4 | 1360487940 | 0 |
| 81.23.102.5 | 1360487941 | 0 |
| 81.23.102.6 | 1360487942 | 0 |
| 81.23.102.7 | 1360487943 | 0 |
| 81.23.102.8 | 1360487944 | 0 |
| 81.23.102.9 | 1360487945 | 0 |
| 81.23.102.10 | 1360487946 | 0 |
| 81.23.102.11 | 1360487947 | 0 |
| 81.23.102.12 | 1360487948 | 0 |
| 81.23.102.13 | 1360487949 | 0 |
| 81.23.102.14 | 1360487950 | 0 |
| 81.23.102.15 | 1360487951 | 0 |
| 81.23.102.16 | 1360487952 | 0 |
| 81.23.102.17 | 1360487953 | 0 |
| 81.23.102.18 | 1360487954 | 0 |
| 81.23.102.19 | 1360487955 | 0 |
| 81.23.102.20 | 1360487956 | 0 |
| 81.23.102.21 | 1360487957 | 0 |
| 81.23.102.22 | 1360487958 | 0 |
| 81.23.102.23 | 1360487959 | 0 |
| 81.23.102.24 | 1360487960 | 0 |
| 81.23.102.25 | 1360487961 | 0 |
| 81.23.102.26 | 1360487962 | 0 |
| 81.23.102.27 | 1360487963 | 0 |
| 81.23.102.28 | 1360487964 | 0 |
| 81.23.102.29 | 1360487965 | 0 |
| 81.23.102.30 | 1360487966 | 0 |
| 81.23.102.31 | 1360487967 | 0 |
| 81.23.102.32 | 1360487968 | 0 |
| 81.23.102.33 | 1360487969 | 0 |
| 81.23.102.34 | 1360487970 | 0 |
| 81.23.102.35 | 1360487971 | 0 |
| 81.23.102.36 | 1360487972 | 0 |
| 81.23.102.37 | 1360487973 | 0 |
| 81.23.102.38 | 1360487974 | 0 |
| 81.23.102.39 | 1360487975 | 0 |
| 81.23.102.40 | 1360487976 | 0 |
| 81.23.102.41 | 1360487977 | 0 |
| 81.23.102.42 | 1360487978 | 0 |
| 81.23.102.43 | 1360487979 | 0 |
| 81.23.102.44 | 1360487980 | 0 |
| 81.23.102.45 | 1360487981 | 0 |
| 81.23.102.46 | 1360487982 | 0 |
| 81.23.102.47 | 1360487983 | 0 |
| 81.23.102.48 | 1360487984 | 0 |
| 81.23.102.49 | 1360487985 | 0 |
| 81.23.102.50 | 1360487986 | 0 |
| 81.23.102.51 | 1360487987 | 0 |
| 81.23.102.52 | 1360487988 | 0 |
| 81.23.102.53 | 1360487989 | 0 |
| 81.23.102.54 | 1360487990 | 0 |
| 81.23.102.55 | 1360487991 | 0 |
| 81.23.102.56 | 1360487992 | 0 |
| 81.23.102.57 | 1360487993 | 0 |
| 81.23.102.58 | 1360487994 | 0 |
| 81.23.102.59 | 1360487995 | 0 |
| 81.23.102.60 | 1360487996 | 0 |
| 81.23.102.61 | 1360487997 | 0 |
| 81.23.102.62 | 1360487998 | 0 |
| 81.23.102.63 | 1360487999 | 0 |
| 81.23.102.64 | 1360488000 | 0 |
| 81.23.102.65 | 1360488001 | 0 |
| 81.23.102.66 | 1360488002 | 0 |
| 81.23.102.67 | 1360488003 | 0 |
| 81.23.102.68 | 1360488004 | 0 |
| 81.23.102.69 | 1360488005 | 0 |
| 81.23.102.70 | 1360488006 | 0 |
| 81.23.102.71 | 1360488007 | 0 |
| 81.23.102.72 | 1360488008 | 0 |
| 81.23.102.73 | 1360488009 | 0 |
| 81.23.102.74 | 1360488010 | 0 |
| 81.23.102.75 | 1360488011 | 0 |
| 81.23.102.76 | 1360488012 | 0 |
| 81.23.102.77 | 1360488013 | 0 |
| 81.23.102.78 | 1360488014 | 0 |
| 81.23.102.79 | 1360488015 | 0 |
| 81.23.102.80 | 1360488016 | 0 |
| 81.23.102.81 | 1360488017 | 0 |
| 81.23.102.82 | 1360488018 | 0 |
| 81.23.102.83 | 1360488019 | 0 |
| 81.23.102.84 | 1360488020 | 0 |
| 81.23.102.85 | 1360488021 | 0 |