AS21021 — MULTIMEDIA-AS Cable DTV Internet Voice Provider in Poland.
AS21021 announces 60 IPv4 prefixes covering 601,344 addresses and 2 IPv6 prefixes.
About this network
MULTIMEDIA-AS is operated by Multimedia Polska Sp. z o.o., a major Polish cable television and internet service provider.
What it's used for
- The address space carries residential customer traffic, evidenced by reverse DNS entries such as host-81-190-64-0.dynamic.mm.pl and host-89-228-64-0.dynamic.mm.pl.
- With 601,344 IPv4 addresses announced across 67 prefixes and only 23 observed neighbours, the high address-to-neighbour ratio indicates an access network serving end-users rather than a transit provider.
Notable
- All sampled registrants are consistent with the announcer, listing Multimedia Polska Sp. z o.o. and MULTIMEDIA ADMIN for prefixes including 81.190.0.0/16 and 89.228.0.0/16.
- The address inventory is large and fragmented, comprising multiple /16, /17, and /18 blocks, which reflects the organic growth of a regional cable operator acquiring space over time.
This description is AI-generated, best-effort context — not authoritative, and provided without any guarantee of accuracy.
Announced prefixes
- 31.6.128.0/18
- 31.6.192.0/20
- 31.6.208.0/21
- 31.6.216.0/23
- 31.6.219.0/24
- 31.6.220.0/22
- 31.42.16.0/20
- 37.190.128.0/17
- 46.186.0.0/17
- 46.231.56.0/21
- 62.61.32.0/19
- 62.141.192.0/19
- 62.141.240.0/20
- 80.244.128.0/19
- 80.245.176.0/20
- 81.190.0.0/16
- 82.115.64.0/19
- 83.68.64.0/19
- 84.38.80.0/20
- 85.117.0.0/19
- 87.116.192.0/18
- 89.17.224.0/19
- 89.228.0.0/16
- 89.229.0.0/18
- 89.229.96.0/19
- 89.229.128.0/18
- 89.229.208.0/20
- 89.229.224.0/19
- 89.230.0.0/16
- 89.231.0.0/18
- 89.231.64.0/19
- 89.231.128.0/17
- 92.42.112.0/21
- 93.94.184.0/21
- 94.78.128.0/18
- 94.251.128.0/19
- 94.251.160.0/21
- 94.251.169.0/24
- 94.251.170.0/23
- 94.251.172.0/22
- 94.251.176.0/20
- 94.251.192.0/18
- 95.129.224.0/21
- 95.174.32.0/19
- 176.107.112.0/21
- 176.221.96.0/19
- 185.31.184.0/22
- 193.43.240.0/22
- 193.106.76.0/22
- 193.200.118.0/23
- 194.8.68.0/23
- 194.116.132.0/23
- 194.149.240.0/24
- 195.93.134.0/23
- 195.93.222.0/23
- 213.136.224.0/19
- 217.70.48.0/20
- 217.75.48.0/20
- 217.144.192.0/19
- 217.172.224.0/19
- 2a00:1c00::/32
- 2a02:2a40::/32
Upstream networks
- AS29314 VECTRA S.A.
Downstream networks
- AS210085 Rzeszowska Agencja Rozwoju Regionalnego S.A.
- AS44643 Multimedia Polska Sp. z o.o.
- AS48311 I-BS.PL Sp. z.o.o.
- AS39219 ENEA Operator Sp.z o.o.
- AS8834 Gmina Miasto Rzeszow
- AS214258 INTROGRAF-LUBLIN SPOLKA AKCYJNA
- AS60279 Gmina Miasta Elk
- AS211046 Airbus Poland S.A.
- AS34076 Zaklad Elektronicznej Techniki Obliczeniowej w Olsztynie spolka z ograniczona odpowiedzialnoscia
- AS51589 Faith-Net S.C. Robert Wrobel, Stanislaw Sutkowski
- AS204190 Gmina Miasto Szczecin
- AS207311 Centrum Medyczne Luxmed Sp. z o.o.
- AS207218 GOSPODARCZY BANK SPOLDZIELCZY W BARLINKU
- AS209430 HUTA STALOWA WOLA S.A.
- AS51305 TPV Displays Polska Sp. z o.o.
- AS60563 Transmitel Sp. z o.o.
- AS50101 Wnorowski i wspolnicy sp.j
- AS52203 "MEDIA-LAB" SERGIUSZ ROZANSKI, JACEK KORZEWSKI
- AS39893 Netsystem Tomasz Przybysz
- AS212176 PHU "NETKOMP" Zbigniew Kucmierowski
- AS205257 Wojewodzka Stacja Sanitarno-Epidemiologiczna w Rzeszowie
Adjacent networks
- AS29314 VECTRA S.A.
- AS210085 Rzeszowska Agencja Rozwoju Regionalnego S.A.
- AS39219 ENEA Operator Sp.z o.o.
- AS44643 Multimedia Polska Sp. z o.o.
- AS48311 I-BS.PL Sp. z.o.o.
- AS8834 Gmina Miasto Rzeszow
- AS214258 INTROGRAF-LUBLIN SPOLKA AKCYJNA
- AS211046 Airbus Poland S.A.
- AS60279 Gmina Miasta Elk
- AS34076 Zaklad Elektronicznej Techniki Obliczeniowej w Olsztynie spolka z ograniczona odpowiedzialnoscia
- AS51589 Faith-Net S.C. Robert Wrobel, Stanislaw Sutkowski
- AS204190 Gmina Miasto Szczecin
- AS207311 Centrum Medyczne Luxmed Sp. z o.o.
- AS207218 GOSPODARCZY BANK SPOLDZIELCZY W BARLINKU
- AS209430 HUTA STALOWA WOLA S.A.
- AS51305 TPV Displays Polska Sp. z o.o.
- AS60563 Transmitel Sp. z o.o.
- AS50101 Wnorowski i wspolnicy sp.j
- AS52203 "MEDIA-LAB" SERGIUSZ ROZANSKI, JACEK KORZEWSKI
- AS212176 PHU "NETKOMP" Zbigniew Kucmierowski
- AS39893 Netsystem Tomasz Przybysz
- AS205257 Wojewodzka Stacja Sanitarno-Epidemiologiczna w Rzeszowie
BGP / ASN / CIDR
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IPv4
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Search Results
IPv4 Prefixes
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IPv6 Prefixes
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Total Prefixes
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Unique /24s
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⚠ SUSPICIOUS PREFIX ANNOUNCEMENTS DETECTED