TPNET peers upstream with Telia and OpenTransit
and with customers in Poland
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Communities used in AS5617
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5617:103 – prefix is not announced to foreign peers
We do not accept all RFC1997 communities (no-export etc.)
communities for specific link are 5617:ab0x :
x=0 for “do not advertise”; x=1,2,3 for “prepend 1,2,3 times”
for AS1299 Telia 5617:110x
for AS5511 OpenTransit 5617:120x
for AS16283 Lodman 5617:220x
for AS8664 ICM 5617:240x
for AS8501 Pionier 5617:250x
for AS8890 Kampus Ochota 5617:260x
for AS12464 Politechnika W-wska 5617:270x
for AS8508 Silweb 5617:280x
for AS5550 TASK 5617:290x
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5617:997 – BLACKHOLING COMMUNITY
blackhole community for /32 routes (single hosts)
blackholing works only for hosts from neighboring AS
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We accept MED from our customers
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ENTRY POINT INDICATORS IN AS5617
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5617:3385: Bialystok
5617:3352: Bydgoszcz
5617:3358: Gdansk
5617:3332: Katowice
5617:3341: Kielce
5617:3312: Krakow
5617:3342: Lodz
5617:3381: Lublin
5617:3389: Olsztyn
5617:3361: Poznan
5617:3317: Rzeszow
5617:3391: Szczecin
5617:3322: Warszawa
5617:3371: Wroclaw
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BGP issues: registry@tpnet.pl
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IP address space: ip@telekomunikacja.pl
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Our looking-glass: http://lg.tpnet.pl
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BGP PROBLEMS
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In case of routing problems,
please send mail to registry contact.
registry@tpnet.pl
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ABUSE ISSUES
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In case of abuse (intrusion attempts, hacking,
spamming or other unaccepted behavior) from
TP S.A. address space, please mail only to:
abuse-mailbox. Notifications sent to other
mailboxes will be left without any action.
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abuse phone: +48 22 8871788
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The above information was collected from whois.ripe.net, using
object “AS5617” on November 1, 2026