AS Number
AS51265
AS Name
MASSRESPONSE-AS
Org Name
Mass Response Service GmbH
Country
Austria
Registry

ripe

RegDate

Updated

2024-12-10T14:54:30Z

AS51265 Looking Glass
IPv4Prefixes

21

IPv6Prefixes

1

IPv4 NUMs

52,992

IPv6 NUMs(/64)

34,359,738,368

52,992 IPv4 Addresses
CIDR Description IP Num
41.66.64.0/18
ROA Signed and Valid IRR Valid
BCSNET-20091215 BCSNet 16384
62.240.128.0/19
ROA Signed and Valid IRR Valid
Mass Response Service GmbH 8192
62.240.135.0/24
ROA Signed and Valid IRR Parent Valid
Mass Response Service GmbH 256
62.240.136.0/24
ROA Signed and Valid IRR Valid
Mass Response Service GmbH 256
62.240.137.0/24
ROA Signed and Valid IRR Valid
Mass Response Service GmbH 256
62.240.144.0/21
ROA Signed and Valid IRR Parent Valid
Mass Response Service GmbH 2048
83.216.32.0/20
ROA Signed and Valid IRR Valid
Mass Response Service GmbH 4096
83.216.32.0/19
ROA Signed and Valid IRR InValid
Mass Response Service GmbH 8192
83.216.48.0/21
ROA Signed and Valid IRR Valid
Mass Response Service GmbH 2048
83.216.48.0/20
ROA Signed and Valid IRR InValid
MASSRESPONSE-GB 4096
83.216.60.0/22
ROA Signed and Valid IRR Parent Valid
MASSRESPONSE-IT 1024
176.126.39.0/24
ROA Signed and Valid IRR Valid
Mass Response Service GmbH 256
178.157.4.0/22
ROA Signed and Valid IRR Valid
Mass Response Service GmbH 1024
185.44.52.0/22
ROA Signed and Valid IRR Valid
Mass Response Service GmbH 1024
185.69.244.0/22
ROA Signed and Valid IRR Valid
Mass Response Service GmbH 1024
193.9.252.0/24
ROA Signed and Valid IRR Valid
Mass Response Service GmbH 256
193.9.252.0/23
ROA Signed and Valid IRR InValid
Mass Response Service GmbH 512
193.9.253.0/24
ROA Signed and Valid IRR Valid
Mass Response Service GmbH 256
197.211.128.0/18
ROA Signed and Valid IRR Valid
BCSIPV4NET16 BCS Group (BCSNet) 16384
197.211.186.0/24
ROA Signed and Valid IRR Parent Valid
AT-MASSRESPONSE Mass Response Service GmbH 256
197.211.189.0/24
ROA Signed and Valid IRR Parent Valid
AT-MASSRESPONSE Mass Response Service GmbH 256
CIDR Description IP NUMs(prefix /64)
2a04:9540::/29
ROA Signed and Valid IRR Valid
Mass Response Service GmbH 34359738368
AS Description Country/Region IPv4 NUMs IPv6 NUMs IPv4 IPv6
AS4455 BSO - IX Reach Ltd, GB United Kingdom 64,256 12,884,967,424 IPv4 IPv4
AS6720 MAGWIEN - Magistrat der Stadt Wien, Magistratsabteilung 01, AT Austria 69,632 196,608 IPv4 IPv4 IPv6 IPv6
AS13335 CLOUDFLARENET - Cloudflare, Inc., US United States 1,362,944 82,692,800,512 IPv4 IPv4
AS52320 GlobeNet Cabos Submarinos Colombia, S.A.S., CO Colombia 4,096 8,589,934,592 IPv4 IPv4
AS53062 GGNET TELECOMUNICACOES LTDA, BR Brazil 28,160 17,196,711,936 IPv4 IPv4
AS6204 ZET-NET - INTERKVM HOST SRL, RO Romania 2,560 268,501,000 IPv4 IPv4
AS6939 HURRICANE - Hurricane Electric LLC, US United States 456,704 282,627,370,713,088 IPv4 IPv4
AS35280 F5 - F5 Networks SARL, FR France 55,296 81,604,378,624 IPv4 IPv4
AS37497 Network-Platforms - Network Platforms (PTY) LTD, ZA South Africa 6,400 4,294,967,296 IPv4 IPv4
AS3741 NTT-DATA-Inc - Dimension Data, ZA South Africa 2,964,992 137,439,084,544 IPv4 IPv4
AS5713 SAIX-NET - Telkom SA Ltd., ZA South Africa 2,245,376 17,592,186,109,952 IPv4 IPv4
AS12779 ITGATE - IT.Gate S.p.A., IT Italy 46,848 42,949,804,032 IPv4 IPv4
AS16347 INHERENT - ADISTA SAS, FR France 246,272 390,842,023,936 IPv4 IPv4
AS31510 IKB-AS - Innsbrucker Kommunalbetriebe AG, AT Austria 27,904 4,294,967,296 IPv4 IPv4 IPv6 IPv6
AS34177 CELESTE-AS - Celeste SAS, FR France 226,816 98,784,247,808 IPv4 IPv4
AS49544 i3Dnet - i3D.net B.V, NL Netherlands 116,992 356,753,080,320 IPv4 IPv4 IPv6 IPv6
AS215628 AS-XENOX-AT - Xenox IT & Kommunikations GmbH, AT Austria 1,792 34,359,738,368 IPv4 IPv4 IPv6 IPv6
AS41327 FIBERTELECOM-AS - Fiber Telecom S.p.A., IT Italy 7,168 68,719,476,736 IPv4 IPv4
AS47692 NESSUS - Nessus GmbH, AT Austria 37,632 34,359,869,440 IPv4 IPv4 IPv6 IPv6
AS48362 TKSWF-AS - Stadtwerke Feldkirch, AT Austria 7,936 4,294,967,296 IPv4 IPv4 IPv6 IPv6
AS59890 Kabel-TV-Lampert - Kabel-TV Lampert GmbH & Co KG, AT Austria 13,312 34,359,738,368 IPv4 IPv4 IPv6 IPv6
AS60602 INOVARE-AS - Inovare-Prim SRL, MD Moldova 4,096 4,294,967,296 IPv4 IPv4
AS9002 RETN-AS - RETN Limited, GB United Kingdom 43,264 4,294,967,296 IPv6 IPv6
AS1764 NEXTLAYER-AS - Next Layer Telekommunikationsdienstleistungs- und Beratungs GmbH, AT Austria 84,736 236,223,463,424 IPv4 IPv4 IPv6 IPv6
AS6057 Administracion Nacional de Telecomunicaciones, UY Uruguay 2,155,520 68,719,476,736 IPv4 IPv4
AS7195 EDGEUNO S.A.S, CO Colombia 32,000 4,274,061,312 IPv4 IPv4
AS8218 NEO-ASN - Zayo Infrastructure France SA, FR France 47,104 12,884,967,424 IPv4 IPv4 IPv6 IPv6
AS37100 SEACOM-AS - SEACOM Limited, MU Mauritius 1,072,896 12,884,901,888 IPv4 IPv4
AS51184 FONIRA - Fonira Telekom GmbH, AT Austria 13,824 111,669,149,696 IPv4 IPv4 IPv6 IPv6
AS61573 IP TELECOM, BR Brazil 1,024 4,294,967,296 IPv4 IPv4
AS137409 GSLNETWORKS-AS-AP - GSL Networks Pty LTD, AU Australia 123,136 77,422,723,074 IPv4 IPv4
AS5405 INTERDOTLINK - Inter.link GmbH, DE Germany 3,072 34,359,738,368 IPv4 IPv4 IPv6 IPv6
AS6663 TTI-NET - Euroweb Romania S.R.L., RO Romania 39,680 6,442,450,944 IPv4 IPv4 IPv6 IPv6
AS24482 SGGS-AS-AP - SG.GS, SG Singapore 20,992 4,294,967,296 IPv4 IPv4
AS24940 HETZNER-AS - Hetzner Online GmbH, DE Germany 3,174,400 77,309,476,864 IPv4 IPv4 IPv6 IPv6
AS30844 LIQUID-AS - Liquid Telecommunications Ltd, GB United Kingdom 370,176 38,654,705,664 IPv4 IPv4
AS35369 LINZAG-TELEKOM-AS - LINZ STROM GAS WAERME GmbH fuer Energiedienstleistungen und Telekommunikation, AT Austria 38,400 4,295,032,832 IPv4 IPv4 IPv6 IPv6
AS216265 ARISTO-NET - ARISTO NETWORKS LTD, GB United Kingdom 256 65,536 IPv4 IPv4
AS47147 AS-ANX - Anexia Cloud Solutions GmbH, AT Austria 1,792 131,072 IPv4 IPv4 IPv6 IPv6
AS8220 COLT - COLT Technology Services Group Limited, GB United Kingdom 1,496,320 25,770,590,208 IPv4 IPv4 IPv6 IPv6
AS12552 GlobalConnect-AS12552 - GlobalConnect AB, SE Sweden 559,872 210,454,380,544 IPv4 IPv4
AS13237 LAMBDANET-AS - euNetworks GmbH, DE Germany 570,368 107,374,182,400 IPv4 IPv4
AS29075 IELO - IELO-LIAZO SERVICES SAS, FR France 31,744 107,374,182,400 IPv4 IPv4
AS37721 Virtual-Technologies-Solutions-SA - Virtual Technologies & Solutions, BF Burkina Faso 15,872 8,589,934,592 IPv4 IPv4
AS39120 CONVERGENZE-AS - Convergenze S.p.A., IT Italy 42,496 17,179,869,184 IPv4 IPv4
AS25091 IP-Max - IP-Max SA, CH Switzerland 14,848 68,719,607,808 IPv4 IPv4
AS32590 VALVE-CORPORATION - Valve Corporation, US United States 13,312 2,228,224 IPv4 IPv4 IPv6 IPv6
AS37468 ANGOLA-CABLES - Angola Cables, AO Angola 9,472 42,949,672,960 IPv4 IPv4
AS39351 ESAB-AS - 31173 Services AB, SE Sweden 14,592 4,296,146,944 IPv4 IPv4
AS40994 Alwyzon - Hohl IT e.U., AT Austria 5,888 38,654,705,664 IPv4 IPv4 IPv6 IPv6
AS58511 ANYCAST-GLOBAL-BACKBONE - Anycast Holdings Pty Ltd, AU Australia 22,528 8,589,934,592 IPv4 IPv4
AS Description Country/Region IPv4 NUMs IPv6 NUMs IPv4 IPv6
AS33992 MASSRESPONSE-AS2 - Mass Response Service GmbH, AT Austria 0 34,359,738,368 IPv6 IPv6
as-block:       AS50893 - AS51311
descr:          RIPE NCC ASN block
remarks:        These AS Numbers are assigned to network operators in the RIPE NCC service region.
mnt-by:         RIPE-NCC-HM-MNT
created:        2024-12-10T14:54:30Z
last-modified:  2024-12-10T14:54:30Z
source:         RIPE



aut-num:        AS51265
as-name:        MASSRESPONSE-AS
org:            ORG-MRSG2-RIPE
descr:          Mass Response Service GmbH
descr:          DC Tower 1, 38. Stock
descr:          Donau-City-Straße 7, 1220 Wien
descr:
descr:          ======================================================================
descr:          https://www.massresponse.com/
descr:          Abuse issues [email protected]
descr:          Operational issues [email protected]
descr:          Peering requests [email protected]
descr:          Other info https://www.peeringdb.com/net/12246
descr:          ======================================================================
remarks:
remarks:        ======================================================================
remarks:        Upstreams
remarks:
remarks:        Colt
import:         from AS8220 action pref=100; accept ANY
export:         to AS8220 announce AS-MRS
mp-import:      afi ipv6.unicast from AS8220 accept ANY
mp-export:      afi ipv6.unicast to AS8220 announce AS51265
remarks:
remarks:        Next Layer
import:         from AS1764 action pref=100; accept ANY
export:         to AS1764 announce AS-MRS
mp-import:      afi ipv6.unicast from AS1764 accept ANY
mp-export:      afi ipv6.unicast to AS1764 announce AS51265
remarks:
remarks:        Hutchison Drei
import:         from AS8437 action pref=100; accept ANY
export:         to AS8437 announce AS-MRS
mp-import:      afi ipv6.unicast from AS8437 accept ANY
mp-export:      afi ipv6.unicast to AS8437 announce AS51265
remarks:        ======================================================================
remarks:
remarks:        ======================================================================
remarks:        IXP
remarks:
remarks:        Peering.cz
import:         from AS61195 action pref=100; accept ANY
export:         to AS61195 announce AS-MRS
mp-import:      afi ipv6.unicast from AS61195 accept ANY
mp-export:      afi ipv6.unicast to AS61195 announce AS51265
remarks:
remarks:        VIX
import:         from AS1121 action pref=100; accept ANY
export:         to AS1121 announce AS-MRS
mp-import:      afi ipv6.unicast from AS1121 accept ANY
mp-export:      afi ipv6.unicast to AS1121 announce AS51265
remarks:
remarks:        LINX (LON1)
import:         from AS8714 action pref=100; accept ANY
export:         to AS8714 announce AS-MRS
mp-import:      afi ipv6.unicast from AS8714 accept ANY
mp-export:      afi ipv6.unicast to AS8714 announce AS51265
remarks:        ======================================================================
remarks:
remarks:        ======================================================================
remarks:        Public Peering
remarks:
remarks:        ACOnet
import:         from AS1853 action pref=100; accept ANY
export:         to AS1853 announce AS-MRS
mp-import:      afi ipv6.unicast from AS1853 accept ANY
mp-export:      afi ipv6.unicast to AS1853 announce AS51265
remarks:
remarks:        Vienna Internet eXchange & ACOnet services
import:         from AS1120 action pref=100; accept ANY
export:         to AS1120 announce AS-MRS
mp-import:      afi ipv6.unicast from AS1120 accept ANY
mp-export:      afi ipv6.unicast to AS1120 announce AS51265
remarks:
remarks:        Twitch
import:         from AS46489 action pref=100; accept ANY
export:         to AS46489 announce AS-MRS
remarks:
remarks:        Trusted Network
import:         from AS21385 action pref=100; accept ANY
export:         to AS21385 announce AS-MRS
mp-import:      afi ipv6.unicast from AS21385 accept ANY
mp-export:      afi ipv6.unicast to AS21385 announce AS51265
remarks:
remarks:        OVHcloud
import:         from AS16276 action pref=100; accept ANY
export:         to AS16276 announce AS-MRS
mp-import:      afi ipv6.unicast from AS16276 accept ANY
mp-export:      afi ipv6.unicast to AS16276 announce AS51265
remarks:
remarks:        Microsoft
import:         from AS8075 action pref=100; accept ANY
export:         to AS8075 announce AS-MRS
mp-import:      afi ipv6.unicast from AS8075 accept ANY
mp-export:      afi ipv6.unicast to AS8075 announce AS51265
remarks:
remarks:        Hurricane Electric
import:         from AS6939 action pref=100; accept ANY
export:         to AS6939 announce AS-MRS
mp-import:      afi ipv6.unicast from AS6939 accept ANY
mp-export:      afi ipv6.unicast to AS6939 announce AS51265
remarks:
remarks:        Meta Platforms Inc
import:         from AS32934 action pref=100; accept ANY
export:         to AS32934 announce AS-MRS
mp-import:      afi ipv6.unicast from AS32934 accept ANY
mp-export:      afi ipv6.unicast to AS32934 announce AS51265
remarks:
remarks:        Valve Corporation
import:         from AS32590 action pref=100; accept ANY
export:         to AS32590 announce AS-MRS
mp-import:      afi ipv6.unicast from AS32590 accept ANY
mp-export:      afi ipv6.unicast to AS32590 announce AS51265
remarks:
remarks:        Amazon.com
import:         from AS16509 action pref=100; accept ANY
export:         to AS16509 announce AS-MRS
mp-import:      afi ipv6.unicast from AS16509 accept ANY
mp-export:      afi ipv6.unicast to AS16509 announce AS51265
remarks:
remarks:        SuperNetwork s.r.o.
import:         from AS39392 action pref=100; accept ANY
export:         to AS39392 announce AS-MRS
remarks:
remarks:        i3D.net
import:         from AS49544 action pref=100; accept ANY
export:         to AS49544 announce AS-MRS
mp-import:      afi ipv6.unicast from AS49544 accept ANY
mp-export:      afi ipv6.unicast to AS49544 announce AS51265
remarks:        ======================================================================
remarks:
remarks:        ======================================================================
remarks:        Private Peering
remarks:
remarks:        Netflix
import:         from AS2906 action pref=100; accept ANY
export:         to AS2906 announce AS-MRS
mp-import:      afi ipv6.unicast from AS2906 accept ANY
mp-export:      afi ipv6.unicast to AS2906 announce AS51265
remarks:
remarks:        Meta Platforms Inc
import:         from AS32934 action pref=100; accept ANY
export:         to AS32934 announce AS-MRS
mp-import:      afi ipv6.unicast from AS32934 accept ANY
mp-export:      afi ipv6.unicast to AS32934 announce AS51265
remarks:
remarks:        Amazon.com
import:         from AS16509 action pref=100; accept ANY
export:         to AS16509 announce AS-MRS
mp-import:      afi ipv6.unicast from AS16509 accept ANY
mp-export:      afi ipv6.unicast to AS16509 announce AS51265
remarks:
remarks:        Google LLC
import:         from AS15169 action pref=100; accept ANY
export:         to AS15169 announce AS-MRS
mp-import:      afi ipv6.unicast from AS15169 accept ANY
mp-export:      afi ipv6.unicast to AS15169 announce AS51265
remarks:
remarks:        Akamai Technologies, Inc
import:         from AS20940 action pref=100; accept ANY
export:         to AS20940 announce AS-MRS
mp-import:      afi ipv6.unicast from AS20940 accept ANY
mp-export:      afi ipv6.unicast to AS20940 announce AS51265
remarks:
remarks:        EdgeCast (fka Verizon Digital Media Service, Verizon Media)
import:         from AS15133 action pref=100; accept ANY
export:         to AS15133 announce AS-MRS
mp-import:      afi ipv6.unicast from AS15133 accept ANY
mp-export:      afi ipv6.unicast to AS15133 announce AS51265
remarks:
remarks:        Limelight Networks
import:         from AS22822 action pref=100; accept ANY
export:         to AS22822 announce AS-MRS
mp-import:      afi ipv6.unicast from AS22822 accept ANY
mp-export:      afi ipv6.unicast to AS22822 announce AS51265
remarks:        ======================================================================
admin-c:        FP1060-RIPE
tech-c:         FP1470-RIPE
tech-c:         MW5116-RIPE
status:         ASSIGNED
notify:         [email protected]
mnt-by:         RIPE-NCC-END-MNT
mnt-by:         MASSRESPONSE-MNT
created:        2010-07-06T12:09:17Z
last-modified:  2025-10-03T11:11:57Z
source:         RIPE

organisation:   ORG-MRSG2-RIPE
org-name:       Mass Response Service GmbH
country:        AT
reg-nr:         FN 219470a
org-type:       LIR
address:        Donau-City-Straße 7, DC Tower 1, 45
                Stock
address:        1220
address:        Vienna
address:        AUSTRIA
phone:          +4312702825
e-mail:         [email protected]
mnt-ref:        RIPE-NCC-HM-MNT
mnt-ref:        MASSRESPONSE-MNT
mnt-by:         RIPE-NCC-HM-MNT
mnt-by:         MASSRESPONSE-MNT
tech-c:         FP1470-RIPE
tech-c:         MW5116-RIPE
abuse-c:        MR17726-RIPE
created:        2013-12-03T14:20:04Z
last-modified:  2026-05-13T07:35:16Z
source:         RIPE
admin-c:        FP1470-RIPE
admin-c:        FP1470-RIPE

person:         Franz Pichler
address:        Mass Response Service GmbH
address:        DC Tower, Donau-City-Straße 7
address:        1220 Vienna
address:        AT
e-mail:         [email protected]
phone:          +43 1 2702825
nic-hdl:        FP1060-RIPE
mnt-by:         MASSRESPONSE-MNT
created:        2003-08-14T08:13:59Z
last-modified:  2019-07-26T11:54:37Z
source:         RIPE

person:         Florian Parnigoni
address:        Mass Response Service GmbH
address:        DC Tower, Donau-City-Straße 7
address:        1220 Vienna
address:        AT
e-mail:         [email protected]
phone:          +43 1 2702825
nic-hdl:        FP1470-RIPE
mnt-by:         MASSRESPONSE-MNT
created:        2004-03-15T15:26:47Z
last-modified:  2019-07-26T11:55:14Z
source:         RIPE

person:         Markus Windsor
address:        Mass Response Service GmbH
address:        DC Tower, Donau-City-Straße 7
address:        1220 Vienna
address:        AT
e-mail:         [email protected]
phone:          +43 1 270 28 25
nic-hdl:        MW5116-RIPE
mnt-by:         MASSRESPONSE-MNT
created:        2011-05-09T11:59:27Z
last-modified:  2019-07-26T11:55:33Z
source:         RIPE