Les adresses IP débutant par 91.158.21 sont fournies par Helsinki, Finland, elles appartiennent au CIDR (Classless Inter-Domain Routing) 91.152.0.0/13, le bloc IP comprant les adresses de 91.152.0.0 à 91.159.255.255). Le numéro de système autonome (ASN) est 719.
| ASN | 719 |
| IP commençant par | 91.152.0.0 |
| IP se terminant par | 91.159.255.255 |
| Nom ASN | Helsinki, Finland |
| CDIR | 91.152.0.0/13 |
| IP numérique | |
| Registe | ripencc |
| Dernière mise à jour | 26/09/2017 |

| Code pays | Pays | Région | Ville | Latitude | Longitude | Dernière mise à jour | |
| IP2Location | FI | Finlande | - | Ylivieska | 64,0833 | 24,55 | 2017-09-26 |
| MaxMind | FI | Finlande | - | Ylivieska | 64,0617 | 24,6469 | 2017-09-26 |
| Whois | FI | - | - | - | 26 | 62 | |
| W3C | - | - | - | - | - | - | - |
| IP | Numerical IP | DNS |
| 91.158.21.0 | 1537086720 | 0 |
| 91.158.21.1 | 1537086721 | 0 |
| 91.158.21.2 | 1537086722 | 0 |
| 91.158.21.3 | 1537086723 | 0 |
| 91.158.21.4 | 1537086724 | 0 |
| 91.158.21.5 | 1537086725 | 0 |
| 91.158.21.6 | 1537086726 | 0 |
| 91.158.21.7 | 1537086727 | 0 |
| 91.158.21.8 | 1537086728 | 0 |
| 91.158.21.9 | 1537086729 | 0 |
| 91.158.21.10 | 1537086730 | 0 |
| 91.158.21.11 | 1537086731 | 0 |
| 91.158.21.12 | 1537086732 | 0 |
| 91.158.21.13 | 1537086733 | 0 |
| 91.158.21.14 | 1537086734 | 0 |
| 91.158.21.15 | 1537086735 | 0 |
| 91.158.21.16 | 1537086736 | 0 |
| 91.158.21.17 | 1537086737 | 0 |
| 91.158.21.18 | 1537086738 | 0 |
| 91.158.21.19 | 1537086739 | 0 |
| 91.158.21.20 | 1537086740 | 0 |
| 91.158.21.21 | 1537086741 | 0 |
| 91.158.21.22 | 1537086742 | 0 |
| 91.158.21.23 | 1537086743 | 0 |
| 91.158.21.24 | 1537086744 | 0 |
| 91.158.21.25 | 1537086745 | 0 |
| 91.158.21.26 | 1537086746 | 0 |
| 91.158.21.27 | 1537086747 | 0 |
| 91.158.21.28 | 1537086748 | 0 |
| 91.158.21.29 | 1537086749 | 0 |
| 91.158.21.30 | 1537086750 | 0 |
| 91.158.21.31 | 1537086751 | 0 |
| 91.158.21.32 | 1537086752 | 0 |
| 91.158.21.33 | 1537086753 | 0 |
| 91.158.21.34 | 1537086754 | 0 |
| 91.158.21.35 | 1537086755 | 0 |
| 91.158.21.36 | 1537086756 | 0 |
| 91.158.21.37 | 1537086757 | 0 |
| 91.158.21.38 | 1537086758 | 0 |
| 91.158.21.39 | 1537086759 | 0 |
| 91.158.21.40 | 1537086760 | 0 |
| 91.158.21.41 | 1537086761 | 0 |
| 91.158.21.42 | 1537086762 | 0 |
| 91.158.21.43 | 1537086763 | 0 |
| 91.158.21.44 | 1537086764 | 0 |
| 91.158.21.45 | 1537086765 | 0 |
| 91.158.21.46 | 1537086766 | 0 |
| 91.158.21.47 | 1537086767 | 0 |
| 91.158.21.48 | 1537086768 | 0 |
| 91.158.21.49 | 1537086769 | 0 |
| 91.158.21.50 | 1537086770 | 0 |
| 91.158.21.51 | 1537086771 | 0 |
| 91.158.21.52 | 1537086772 | 0 |
| 91.158.21.53 | 1537086773 | 0 |
| 91.158.21.54 | 1537086774 | 0 |
| 91.158.21.55 | 1537086775 | 0 |
| 91.158.21.56 | 1537086776 | 0 |
| 91.158.21.57 | 1537086777 | 0 |
| 91.158.21.58 | 1537086778 | 0 |
| 91.158.21.59 | 1537086779 | 0 |
| 91.158.21.60 | 1537086780 | 0 |
| 91.158.21.61 | 1537086781 | 0 |
| 91.158.21.62 | 1537086782 | 0 |
| 91.158.21.63 | 1537086783 | 0 |
| 91.158.21.64 | 1537086784 | 0 |
| 91.158.21.65 | 1537086785 | 0 |
| 91.158.21.66 | 1537086786 | 0 |
| 91.158.21.67 | 1537086787 | 0 |
| 91.158.21.68 | 1537086788 | 0 |
| 91.158.21.69 | 1537086789 | 0 |
| 91.158.21.70 | 1537086790 | 0 |
| 91.158.21.71 | 1537086791 | 0 |
| 91.158.21.72 | 1537086792 | 0 |
| 91.158.21.73 | 1537086793 | 0 |
| 91.158.21.74 | 1537086794 | 0 |
| 91.158.21.75 | 1537086795 | 0 |
| 91.158.21.76 | 1537086796 | 0 |
| 91.158.21.77 | 1537086797 | 0 |
| 91.158.21.78 | 1537086798 | 0 |
| 91.158.21.79 | 1537086799 | 0 |
| 91.158.21.80 | 1537086800 | 0 |
| 91.158.21.81 | 1537086801 | 0 |
| 91.158.21.82 | 1537086802 | 0 |
| 91.158.21.83 | 1537086803 | 0 |
| 91.158.21.84 | 1537086804 | 0 |
| 91.158.21.85 | 1537086805 | 0 |