Autonomous System

AS5619 Tieto Norway AS

BusinessActiveNorwayRIPE

AS5619 (NO-TTSN-ASN1) is a business network operated by Tieto Norway AS in Norway, registered with RIPE. It has 22 IPv4 prefixes with 1,232,384 addresses and 3 IPv6 prefixes, which makes it the 385th largest of 82,200 active autonomous systems by IPv4 space.

IPv4 addresses1,232,384in 22 prefixes
IPv6 prefixes3≈ 1.3 × 10³⁰ addresses
Size rank#385of 82,200 active ASNs
Abuser scoreVery Lowunder 0.01% of its addresses flagged · method

Details

OrganizationTieto Norway AS
AS nameNO-TTSN-ASN1
Websitevivicta.com
Country Norway (NO)
Network typeBusiness
RegistryRIPE
Abuse contactabuse@vivicta.com
Registered2002-08-22
Last updated2026-08-26

IPv4 prefixes

22 prefixes · 1,232,384 addresses
NetworkAddressesFirst – last address
139.112.0.0/13524,288139.112.0.0 – 139.119.255.255
139.108.0.0/14262,144139.108.0.0 – 139.111.255.255
139.106.0.0/15131,072139.106.0.0 – 139.107.255.255
139.105.0.0/1665,536139.105.0.0 – 139.105.255.255
139.120.0.0/1665,536139.120.0.0 – 139.120.255.255
146.213.0.0/1665,536146.213.0.0 – 146.213.255.255
153.110.0.0/1665,536153.110.0.0 – 153.110.255.255
146.192.0.0/1732,768146.192.0.0 – 146.192.127.255
212.18.128.0/198,192212.18.128.0 – 212.18.159.255
192.68.80.0/204,096192.68.80.0 – 192.68.95.255
217.17.0.0/204,096217.17.0.0 – 217.17.15.255
192.68.76.0/221,024192.68.76.0 – 192.68.79.255
139.105.36.0/24256139.105.36.0 – 139.105.36.255
192.68.78.0/24256192.68.78.0 – 192.68.78.255
192.146.163.0/24256192.146.163.0 – 192.146.163.255
192.146.164.0/24256192.146.164.0 – 192.146.164.255
192.146.165.0/24256192.146.165.0 – 192.146.165.255
192.146.167.0/24256192.146.167.0 – 192.146.167.255
192.146.169.0/24256192.146.169.0 – 192.146.169.255
192.146.170.0/24256192.146.170.0 – 192.146.170.255
194.242.108.0/24256194.242.108.0 – 194.242.108.255
194.242.111.0/24256194.242.111.0 – 194.242.111.255

IPv6 prefixes

3 prefixes
  • 2a00:1be8::/29
  • 2a02:9c8::/29
  • 2a02:9cc::/48

Query AS5619 with the API

The ASN lookup returns everything on this page as JSON, including every prefix. ASN lookups need an API key: a free account comes with 1,000 requests a day. 

curl "https://api.ipapi.is/?q=AS5619&key=YOUR_API_KEY"

Any address in its prefixes resolves to AS5619, with or without a key:

curl "https://api.ipapi.is/?q=139.112.0.1"

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