Data as of Nov 10, 2026
Autonomous system

AS202553

Dienst Uitvoering Onderwijs

Announces 9,728 addresses in 11 prefixes. None of it is anonymizer space.

Type
Education
NL

Announced prefixes

Arrived
PrefixTypeHolderRPKI
147.181.4.0/22
since Feb 2017
Businessbaten-lastendienst Logius
147.181.8.0/22
since Sep 2016
Businessbaten-lastendienst Logius
147.181.12.0/22
since Feb 2017
Businessbaten-lastendienst Logius
147.181.16.0/24
since Jun 2017
Businessbaten-lastendienst Logius
147.181.17.0/24
since Apr 2022
Businessbaten-lastendienst Logius
147.181.32.0/22
since Sep 2024
Businessbaten-lastendienst Logius
147.181.36.0/22
since Sep 2019
Businessbaten-lastendienst Logius
147.181.44.0/22
since Aug 2021
Businessbaten-lastendienst Logius
147.181.48.0/22
since Apr 2023
Businessbaten-lastendienst Logius
147.181.52.0/22
since Apr 2025
Businessbaten-lastendienst Logius
147.181.128.0/22
since Dec 2025
Businessbaten-lastendienst Logius

Network & history

Routing patterns

How its announcements have moved

Arrivals

Year each prefix's current origin began announcing it