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Data as of Nov 14, 2026

150.254.0.0/16

308 residential-proxy exits · 30 days

Institute of Bioorganic Chemistry Polish Academy of Science, Poznan Supercomputing and Networking Center

Announcement
this exact prefix
No RPKI
Announced by
AS9112
Type
Business

Residential-proxy exits

Proxy exits
308
0.47% of its addresses · 30 days
Always-on exits
6
1.9% of its exits
Spread
73 of 256
/24s with at least one exit
Providers
84
selling exits here
Oct 15, 2026 – Nov 13, 2026

Exits seen per day

24K observations

/24s with the most always-on exits

/24Always-on exitsProxy exits
150.254.151.0/2428
150.254.36.0/2412
150.254.159.0/2412
150.254.145.0/2411
150.254.12.0/2411
150.254.73.0/24014
150.254.113.0/24012
150.254.13.0/24012
150.254.18.0/24011
150.254.72.0/24011
150.254.93.0/24010
150.254.74.0/24010
150.254.83.0/2409
150.254.63.0/2409
150.254.60.0/2409
150.254.118.0/2408
150.254.82.0/2408
150.254.112.0/2408
150.254.61.0/2408
150.254.107.0/2408
150.254.75.0/2408
150.254.104.0/2408
150.254.106.0/2407
150.254.222.0/2407

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Announcements

Nesting

More-specifics by size

Sized by addresses, colored by each announcement's type. Click a tile with children to zoom in, a leaf to open it.
More specific

Announcements inside

Arrived
PrefixOriginTypeProxy exitsHolderRPKI
150.254.1.0/24
since Jun 2022
AS206523Business2Institute of Bioorganic Chemistry Polish Academy of Science, Poznan Supercomputing and Networking Center
150.254.2.0/23
since Jun 2022
AS206523Business2Institute of Bioorganic Chemistry Polish Academy of Science, Poznan Supercomputing and Networking Center
150.254.3.0/24
since Jun 2022
AS206523BusinessInstitute of Bioorganic Chemistry Polish Academy of Science, Poznan Supercomputing and Networking Center
150.254.4.0/22
since Jun 2022
AS206523Business1Institute of Bioorganic Chemistry Polish Academy of Science, Poznan Supercomputing and Networking Center
150.254.8.0/21
since Jun 2022
AS206523Business15
1 always on
Institute of Bioorganic Chemistry Polish Academy of Science, Poznan Supercomputing and Networking Center
150.254.16.0/20
since Jun 2022
AS206523Business12Institute of Bioorganic Chemistry Polish Academy of Science, Poznan Supercomputing and Networking Center
150.254.32.0/22
since Jun 2022
AS206523Business1Institute of Bioorganic Chemistry Polish Academy of Science, Poznan Supercomputing and Networking Center
150.254.40.0/23
since Jun 2022
AS206523BusinessInstitute of Bioorganic Chemistry Polish Academy of Science, Poznan Supercomputing and Networking Center
150.254.42.0/24
since Jun 2022
AS206523BusinessInstitute of Bioorganic Chemistry Polish Academy of Science, Poznan Supercomputing and Networking Center
150.254.46.0/23
since Jul 2022
AS206523BusinessInstitute of Bioorganic Chemistry Polish Academy of Science, Poznan Supercomputing and Networking Center
150.254.50.0/23
since Jun 2022
AS206523BusinessInstitute of Bioorganic Chemistry Polish Academy of Science, Poznan Supercomputing and Networking Center
150.254.52.0/23
since Jun 2022
AS206523Business4Institute of Bioorganic Chemistry Polish Academy of Science, Poznan Supercomputing and Networking Center
150.254.54.0/24
since Jun 2022
AS206523BusinessInstitute of Bioorganic Chemistry Polish Academy of Science, Poznan Supercomputing and Networking Center
150.254.129.0/24
since Feb 2025
AS206523BusinessInstitute of Bioorganic Chemistry Polish Academy of Science, Poznan Supercomputing and Networking Center
150.254.130.0/23
since Jun 2022
AS206523BusinessInstitute of Bioorganic Chemistry Polish Academy of Science, Poznan Supercomputing and Networking Center
150.254.132.0/22
since Jun 2022
AS206523BusinessInstitute of Bioorganic Chemistry Polish Academy of Science, Poznan Supercomputing and Networking Center
150.254.140.0/24
since Jul 2022
AS206523BusinessInstitute of Bioorganic Chemistry Polish Academy of Science, Poznan Supercomputing and Networking Center

Registrations in this block

The registry's network records over the announcement: those covering it, widest first, then every record inside it, under its parent.

RangeAddressesNetnameHolderTypeCreatedAbuse contact
150.254.0.0/1665,536PL-POZMAN-980508Institute of Bioorganic Chemistry Polish Academy of Science, Poznan Supercomputing and Networking Center (ORG-PSAN1-RIPE) · PLLEGACYFeb 20, 2002cert@man.poznan.pl
└ 150.254.0.0/212,048POZMAN-PP-1-21Address space for Poznan University of TechnologyLEGACYFeb 22, 2013cert@man.poznan.pl
via PL-POZMAN-980508
└ 150.254.8.0/24256POZMAN-EDU-150-254-008-000-24Address space for Poznan Univercity of TechnologyLEGACY—cert@man.poznan.pl
via PL-POZMAN-980508
└ 150.254.9.0 - 150.254.35.2556,912POZMAN-PP-2-20Address space for Poznan University of TechnologyLEGACYFeb 22, 2013cert@man.poznan.pl
via PL-POZMAN-980508
└ 150.254.36.0/24256POZMAN-EDU-150-254-036-000-24Address space for Poznan University of EconomicsLEGACY—cert@man.poznan.pl
via PL-POZMAN-980508
└ 150.254.37.0/24256POZMAN-EDU-150-254-037-000-24Address space for Poznan University of EconomicsLEGACY—cert@man.poznan.pl
via PL-POZMAN-980508
└ 150.254.38.0/24256POZMAN-EDU-150-254-038-000-24Address space for Poznan University of EconomicsLEGACY—cert@man.poznan.pl
via PL-POZMAN-980508
└ 150.254.39.0/24256POZMAN-EDU-150-254-039-000-24Address space for Poznan University of EconomicsLEGACY—cert@man.poznan.pl
via PL-POZMAN-980508
└ 150.254.40.0 - 150.254.42.255768POZMAN-PP-3-22Address space for Poznan University of TechnologyLEGACYApr 29, 2013cert@man.poznan.pl
via PL-POZMAN-980508
└ 150.254.44.0/24256POZMAN-PP-7-24Address space for Poznan University of TechnologyLEGACYSep 9, 2013cert@man.poznan.pl
via PL-POZMAN-980508
└ 150.254.45.0 - 150.254.47.255768POZMAN-PP-4-22Address space for Poznan University of TechnologyLEGACYApr 29, 2013cert@man.poznan.pl
via PL-POZMAN-980508
└ 150.254.50.0 - 150.254.54.2551,280POZMAN-PP-5-22Address space for Poznan University of TechnologyLEGACYApr 29, 2013cert@man.poznan.pl
via PL-POZMAN-980508
└ 150.254.55.0/24256POZMAN-NANOBIOMED-1-24Address space for Uniwersytet im. Adama Mickiewicza w PoznaniuLEGACYJul 28, 2011cert@man.poznan.pl
via PL-POZMAN-980508
└ 150.254.61.0/24256POZMAN-EDU-150-254-061-000-24Address space for Adam Mickiewicz UnivercityLEGACY—cert@man.poznan.pl
via PL-POZMAN-980508
└ 150.254.62.0/24256POZMAN-EDU-150-254-062-000-24Address space for Adam Mickiewicz UnivercityLEGACY—cert@man.poznan.pl
via PL-POZMAN-980508
└ 150.254.63.0/24256POZMAN-EDU-150-254-063-000-24Address space for Adam Mickiewicz UnivercityLEGACY—cert@man.poznan.pl
via PL-POZMAN-980508
└ 150.254.64.0/24256POZMAN-EDU-150-254-064-000-24Address space for Adam Mickiewicz UnivercityLEGACY—cert@man.poznan.pl
via PL-POZMAN-980508
└ 150.254.65.0/24256POZMAN-EDU-150-254-065-000-24Address space for Adam Mickiewicz UnivercityLEGACY—cert@man.poznan.pl
via PL-POZMAN-980508
└ 150.254.66.0/24256POZMAN-EDU-150-254-066-000-24Address space for Adam Mickiewicz UnivercityLEGACY—cert@man.poznan.pl
via PL-POZMAN-980508
└ 150.254.67.0/24256POZMAN-EDU-150-254-067-000-24Address space for Adam Mickiewicz UnivercityLEGACY—cert@man.poznan.pl
via PL-POZMAN-980508
└ 150.254.68.0/24256POZMAN-EDU-150-254-068-000-24Address space for Adam Mickiewicz UnivercityLEGACY—cert@man.poznan.pl
via PL-POZMAN-980508
└ 150.254.69.0/24256POZMAN-EDU-150-254-069-000-24Address space for Adam Mickiewicz UnivercityLEGACY—cert@man.poznan.pl
via PL-POZMAN-980508
└ 150.254.70.0/24256POZMAN-EDU-150-254-070-000-24Address space for Adam Mickiewicz UnivercityLEGACY—cert@man.poznan.pl
via PL-POZMAN-980508
└ 150.254.71.0/24256POZMAN-EDU-150-254-071-000-24Address space for Adam Mickiewicz UnivercityLEGACY—cert@man.poznan.pl
via PL-POZMAN-980508
└ 150.254.72.0/24256POZMAN-EDU-150-254-072-000-24Address space for Adam Mickiewicz UnivercityLEGACY—cert@man.poznan.pl
via PL-POZMAN-980508
└ 150.254.73.0/24256POZMAN-EDU-150-254-073-000-24Address space for Adam Mickiewicz UnivercityLEGACY—cert@man.poznan.pl
via PL-POZMAN-980508
└ 150.254.74.0/24256POZMAN-EDU-150-254-074-000-24Address space for Adam Mickiewicz UnivercityLEGACY—cert@man.poznan.pl
via PL-POZMAN-980508
└ 150.254.75.0/24256POZMAN-EDU-150-254-075-000-24Address space for Adam Mickiewicz UnivercityLEGACY—cert@man.poznan.pl
via PL-POZMAN-980508
└ 150.254.76.0/24256POZMAN-EDU-150-254-076-000-24Address space for Adam Mickiewicz UnivercityLEGACY—cert@man.poznan.pl
via PL-POZMAN-980508
└ 150.254.77.0/24256POZMAN-EDU-150-254-077-000-24Address space for Adam Mickiewicz UnivercityLEGACY—cert@man.poznan.pl
via PL-POZMAN-980508
└ 150.254.78.0/24256POZMAN-EDU-150-254-078-000-24Address space for Adam Mickiewicz UnivercityLEGACY—cert@man.poznan.pl
via PL-POZMAN-980508
└ 150.254.79.0/24256POZMAN-EDU-150-254-079-000-24Address space for Adam Mickiewicz UnivercityLEGACY—cert@man.poznan.pl
via PL-POZMAN-980508
└ 150.254.80.0/24256POZMAN-EDU-150-254-080-000-24Address space for Adam Mickiewicz UnivercityLEGACY—cert@man.poznan.pl
via PL-POZMAN-980508
└ 150.254.81.0/24256POZMAN-EDU-150-254-081-000-24Address space for Adam Mickiewicz UnivercityLEGACY—cert@man.poznan.pl
via PL-POZMAN-980508
└ 150.254.82.0/24256POZMAN-EDU-150-254-082-000-24Address space for Adam Mickiewicz UnivercityLEGACY—cert@man.poznan.pl
via PL-POZMAN-980508
└ 150.254.83.0/24256POZMAN-EDU-150-254-083-000-24Address space for Adam Mickiewicz UnivercityLEGACY—cert@man.poznan.pl
via PL-POZMAN-980508
└ 150.254.84.0/24256POZMAN-EDU-150-254-084-000-24Address space for Adam Mickiewicz UnivercityLEGACY—cert@man.poznan.pl
via PL-POZMAN-980508
└ 150.254.85.0/24256POZMAN-EDU-150-254-085-000-24Address space for Adam Mickiewicz UnivercityLEGACY—cert@man.poznan.pl
via PL-POZMAN-980508
└ 150.254.86.0/24256POZMAN-EDU-150-254-086-000-24Address space for Adam Mickiewicz UnivercityLEGACY—cert@man.poznan.pl
via PL-POZMAN-980508
└ 150.254.87.0/24256POZMAN-EDU-150-254-087-000-24Address space for Adam Mickiewicz UnivercityLEGACY—cert@man.poznan.pl
via PL-POZMAN-980508
└ 150.254.88.0/24256POZMAN-EDU-150-254-088-000-24Address space for Adam Mickiewicz UnivercityLEGACY—cert@man.poznan.pl
via PL-POZMAN-980508
└ 150.254.89.0/24256POZMAN-EDU-150-254-089-000-24Address space for Adam Mickiewicz UnivercityLEGACY—cert@man.poznan.pl
via PL-POZMAN-980508
└ 150.254.90.0/24256POZMAN-EDU-150-254-090-000-24Address space for Adam Mickiewicz UnivercityLEGACY—cert@man.poznan.pl
via PL-POZMAN-980508
└ 150.254.91.0/24256POZMAN-EDU-150-254-091-000-24Address space for Adam Mickiewicz UnivercityLEGACY—cert@man.poznan.pl
via PL-POZMAN-980508
└ 150.254.92.0/24256POZMAN-EDU-150-254-092-000-24Address space for Adam Mickiewicz UnivercityLEGACY—cert@man.poznan.pl
via PL-POZMAN-980508
└ 150.254.93.0/24256POZMAN-EDU-150-254-093-000-24Address space for Adam Mickiewicz UnivercityLEGACY—cert@man.poznan.pl
via PL-POZMAN-980508
└ 150.254.94.0/24256POZMAN-EDU-150-254-094-000-24Address space for Adam Mickiewicz UnivercityLEGACY—cert@man.poznan.pl
via PL-POZMAN-980508
└ 150.254.95.0/24256POZMAN-EDU-150-254-095-000-24Address space for Adam Mickiewicz UnivercityLEGACY—cert@man.poznan.pl
via PL-POZMAN-980508
└ 150.254.96.0/24256POZMAN-EDU-150-254-096-000-24Address space for Adam Mickiewicz UnivercityLEGACY—cert@man.poznan.pl
via PL-POZMAN-980508
└ 150.254.97.0/24256POZMAN-EDU-150-254-097-000-24Address space for Adam Mickiewicz UnivercityLEGACY—cert@man.poznan.pl
via PL-POZMAN-980508
└ 150.254.98.0/24256POZMAN-EDU-150-254-098-000-24Address space for Adam Mickiewicz UnivercityLEGACY—cert@man.poznan.pl
via PL-POZMAN-980508
└ 150.254.99.0/24256POZMAN-EDU-150-254-099-000-24Address space for Adam Mickiewicz UnivercityLEGACY—cert@man.poznan.pl
via PL-POZMAN-980508
└ 150.254.100.0/24256POZMAN-EDU-150-254-100-000-24Address space for Adam Mickiewicz UnivercityLEGACY—cert@man.poznan.pl
via PL-POZMAN-980508
└ 150.254.101.0/24256POZMAN-EDU-150-254-101-000-24Address space for Adam Mickiewicz UnivercityLEGACY—cert@man.poznan.pl
via PL-POZMAN-980508
└ 150.254.102.0/24256POZMAN-EDU-150-254-102-000-24Address space for Adam Mickiewicz UnivercityLEGACY—cert@man.poznan.pl
via PL-POZMAN-980508
└ 150.254.103.0/24256POZMAN-EDU-150-254-103-000-24Address space for Adam Mickiewicz UnivercityLEGACY—cert@man.poznan.pl
via PL-POZMAN-980508
└ 150.254.104.0/24256POZMAN-EDU-150-254-104-000-24Address space for Adam Mickiewicz UnivercityLEGACY—cert@man.poznan.pl
via PL-POZMAN-980508
└ 150.254.105.0/24256POZMAN-EDU-150-254-105-000-24Address space for Adam Mickiewicz UnivercityLEGACY—cert@man.poznan.pl
via PL-POZMAN-980508
└ 150.254.106.0/24256POZMAN-EDU-150-254-106-000-24Address space for Adam Mickiewicz UnivercityLEGACY—cert@man.poznan.pl
via PL-POZMAN-980508
└ 150.254.107.0/24256POZMAN-EDU-150-254-107-000-24Address space for Adam Mickiewicz UnivercityLEGACY—cert@man.poznan.pl
via PL-POZMAN-980508
└ 150.254.108.0/24256POZMAN-EDU-150-254-108-000-24Address space for Adam Mickiewicz UnivercityLEGACY—cert@man.poznan.pl
via PL-POZMAN-980508
└ 150.254.109.0/24256POZMAN-EDU-150-254-109-000-24Address space for Adam Mickiewicz UnivercityLEGACY—cert@man.poznan.pl
via PL-POZMAN-980508
└ 150.254.110.0/24256POZMAN-EDU-150-254-110-000-24Address space for Adam Mickiewicz UnivercityLEGACY—cert@man.poznan.pl
via PL-POZMAN-980508
└ 150.254.111.0/24256POZMAN-EDU-150-254-111-000-24Address space for Adam Mickiewicz UnivercityLEGACY—cert@man.poznan.pl
via PL-POZMAN-980508
└ 150.254.112.0/24256POZMAN-EDU-150-254-112-000-24Address space for Adam Mickiewicz UnivercityLEGACY—cert@man.poznan.pl
via PL-POZMAN-980508
└ 150.254.113.0/24256POZMAN-EDU-150-254-113-000-24Address space for Adam Mickiewicz UnivercityLEGACY—cert@man.poznan.pl
via PL-POZMAN-980508
└ 150.254.114.0/24256POZMAN-EDU-150-254-114-000-24Address space for Adam Mickiewicz UnivercityLEGACY—cert@man.poznan.pl
via PL-POZMAN-980508
└ 150.254.115.0/24256POZMAN-EDU-150-254-115-000-24Address space for Adam Mickiewicz UnivercityLEGACY—cert@man.poznan.pl
via PL-POZMAN-980508
└ 150.254.116.0/24256POZMAN-EDU-150-254-116-000-24Address space for Adam Mickiewicz UnivercityLEGACY—cert@man.poznan.pl
via PL-POZMAN-980508
└ 150.254.117.0/24256POZMAN-EDU-150-254-117-000-24Address space for Adam Mickiewicz UnivercityLEGACY—cert@man.poznan.pl
via PL-POZMAN-980508
└ 150.254.118.0/24256POZMAN-EDU-150-254-118-000-24Address space for Adam Mickiewicz UnivercityLEGACY—cert@man.poznan.pl
via PL-POZMAN-980508
└ 150.254.119.0/24256POZMAN-EDU-150-254-119-000-24Address space for Adam Mickiewicz UnivercityLEGACY—cert@man.poznan.pl
via PL-POZMAN-980508
└ 150.254.129.0 - 150.254.147.2554,864POZMAN-PP-6-19Address space for Poznan University of TechnologyLEGACYApr 29, 2013cert@man.poznan.pl
via PL-POZMAN-980508
└ 150.254.129.0/24256POZMAN-PP-150-254-129-0--150-254-129-255Address space for Poznan University of TechnologyLEGACYApr 7, 2022cert@man.poznan.pl
via POZMAN-PP-6-19
└ 150.254.152.192/2664POZMAN-RADIO-MERKURY-1-26-TO-BE-READDRESSEDAddress space for Radio "MERKURY" S.A.LEGACY—cert@man.poznan.pl
via PL-POZMAN-980508
└ 150.254.160.208/2816POZMAN-MUZARP-2-28Addres space for Muzeum Archeologiczne PoznanLEGACYApr 3, 2017cert@man.poznan.pl
via PL-POZMAN-980508
└ 150.254.164.128/2664POZMAN-BKPAN-1-26Address space for Polska Akademia Nauk Biblioteka KornickaLEGACYApr 4, 2012cert@man.poznan.pl
via PL-POZMAN-980508
└ 150.254.166.48/298POZMAN-MUZARP-1-29Addres space for Muzeum Archeologiczne PoznanLEGACYAug 29, 2012cert@man.poznan.pl
via PL-POZMAN-980508
└ 150.254.166.232/298POZMAN-INSTYTUT-METALI-1-29Address space for Siec Badawcza LukasiewiczLEGACYFeb 16, 2022cert@man.poznan.pl
via PL-POZMAN-980508
└ 150.254.171.160/2816POZMAN-SZPITAL-MSWIA-2-28Address space for Samodzielny PublicznyLEGACYJul 8, 2019cert@man.poznan.pl
via PL-POZMAN-980508
└ 150.254.172.0/24256POZMAN-EDU-150-254-172-000-24Address space for Adam Mickiewicz UnivercityLEGACY—cert@man.poznan.pl
via PL-POZMAN-980508
└ 150.254.183.72/298POZMAN-PAN-1-29Address space for Polska Akademia NaukLEGACYMay 29, 2019cert@man.poznan.pl
via PL-POZMAN-980508
└ 150.254.195.128/25128POZMAN-INOP-1-25Address space for Lukasiewicz Research NetworkLEGACYJul 25, 2019cert@man.poznan.pl
via PL-POZMAN-980508
└ 150.254.200.0/24256POZMAN-AMU-2-24Address space for Uniwersytet im. Adama Mickiewicza w PoznaniuLEGACYDec 4, 2014cert@man.poznan.pl
via PL-POZMAN-980508
└ 150.254.202.0/24256POZMAN-INTERNAL-NETDIV-1-24Address space for PSNC internal networkLEGACYOct 8, 2014cert@man.poznan.pl
via PL-POZMAN-980508
└ 150.254.204.0/24256POZMAN-EDU-150-254-204-000-24Address space for Academy of economics in PoznanLEGACY—cert@man.poznan.pl
via PL-POZMAN-980508
└ 150.254.208.8/298POZMAN-UAP-1-29Address space for Uniwersytet ArtystycznyLEGACYNov 4, 2013cert@man.poznan.pl
via PL-POZMAN-980508
└ 150.254.208.64/2664POZMAN-PCSS-GN3-1-26Poznan Supercomputing and Networking CenterLEGACYFeb 23, 2012cert@man.poznan.pl
via PL-POZMAN-980508
└ 150.254.208.128/2732POZMAN-WSL-1-26Address space for Wy?sza Szko?a LogistykiLEGACYJul 17, 2012cert@man.poznan.pl
via PL-POZMAN-980508
└ 150.254.208.192/2664POZMAN-UP-2-26Address space for Poznan University of Life SciencesLEGACYJul 30, 2012cert@man.poznan.pl
via PL-POZMAN-980508
└ 150.254.216.0/24256POZMAN-UW-1-24Address space for Wielkopolski Urzad WojewodzkiLEGACYDec 19, 2011cert@man.poznan.pl
via PL-POZMAN-980508
└ 150.254.222.208/2816POZMAN-ZSE2-1-28Poznan, ul. Swit 25LEGACYNov 6, 2014cert@man.poznan.pl
via PL-POZMAN-980508
└ 150.254.222.224/298POZMAN-PSCHJK-1-29Address space for Poznanska Szkola choralna JerzegoLEGACYSep 12, 2016cert@man.poznan.pl
via PL-POZMAN-980508
└ 150.254.241.0/24256POZMAN-PWSZ-LESZNO-1-24Address space for PWSZ LesznoLEGACYApr 18, 2017cert@man.poznan.pl
via PL-POZMAN-980508
└ 150.254.247.96/2816POZMAN-SP12-PILA-1-28Address space for Szkola Podstawowa nr 12 w PileLEGACYApr 20, 2010cert@man.poznan.pl
via PL-POZMAN-980508

A contact marked “via” is the registry's: the record names none of its own, so the registry hands down its parent's.

Network & registry

AnnouncementRouting historyRPKI & IRRWhois & abuse
Routing timeline

Who has announced this prefix

Summary

Routing history

Pattern
Stable
First seen
May 2005
Current origin since
May 2005 · 22 yr
Origin networks
1