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AS13243
AS13243 NO-TTSN-ASN2 Tieto Norway AS
NO-TTSN-ASN2 Tieto Norway AS · registered in Norway
IPv4 addresses 55,808 7 prefixes · 0.002% of announced IPv4
Rank in Norway #24 largest network in NO by IPv4 space, of 279 · 0.39% of NO
Rank worldwide #3,769 of 79,396 networks with IPv4
IPv6 2 x /32 (131,072 x /48) 2 prefixes
Country Norway 309 ASNs registered there
IPv4 prefixes
All 7 prefixes, in address order.
62.148.32.0/19 77.94.232.0/21 146.192.128.0/17 193.36.191.0/24 195.245.202.0/24 195.254.192.0/19 217.18.192.0/20
IPv6 prefixes
All 2 prefixes.
2a00:ef8::/32 2a00:97c0::/32
Similar-sized networks in Norway
ASN Name IPv4 addresses
AS33976 #21 SCH-SE Schibsted Media AS65,536
AS59863 #22 NORSKREGNESENTRAL Norsk Regnesentral STI65,536
AS29492 #23 EIDSIVA-ASN EIDSIVA DIGITAL AS59,392
AS211309 #26 OBOSOPENNET-NO Obos Nett AS49,920
AS35132 #27 Enivest-AS Enivest AS46,080
IP-to-ASN data: iptoasn.com (public domain). Snapshot downloaded 2026-11-11, refreshed daily. Ranges are what each network announces in BGP, not registry allocations. Data sources