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ASN

AS33891

Record found
Retrieved · 22 Sep 2026, 07:02 UTC1 sourceView JSON
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01

Registry record

RDAPhttps://rdap.db.ripe.net/autnum/33891
Record found
Record ID
AS33891
AS name
CORE-BACKBONE
AS number range
AS33891
Registered
2004-09-01T12:28:10Z
Last changed
2023-07-20T08:19:37Z
Status
active
Notices & terms 5

Filtered

This output has been filtered.

Whois Inaccuracy Reporting

If you see inaccuracies in the results, please visit: https://www.ripe.net/contact-form?topic=ripe_dbm&show_form=true

Source

Objects returned came from source RIPE

Terms and Conditions

This is the RIPE Database query service. The objects are in RDAP format. http://www.ripe.net/db/support/db-terms-conditions.pdf

Notice

CORE-BACKBONE GMBH GLOBAL NETWORK ********************************************* Upstreams: --------------------------------------------- LEVEL3 TELIA Heavy abstraction of accepting routes at peerings as we do peer at many points with many networks and do apply filter with their AS-SET, apply filters for more specific than /24 prefixes, have max-prefix filters applied, but we do not want to maintain always a list here: Also, we do filter very strict our customers at same very hard level. Customers: Peerings: ** BGP communities for Core-Backbone customers ** **************************************************** Origin communities on received routes: 33891:33890 BLACKHOLE Community 33891:33891 Routes learned at Core-Backbone 33891 33891:33892 Routes learned at Customers/Downstreams 33891:33893 Routes learned at Private/Publicpeering 33891:33900 Routes learned at Private Peerings ---------------------------------------------------- 33891:33894 Routes learned at NIX, Germany 33891:33895 Routes learned at DECIX, FRA, Germany 33891:33896 Routes learned at LINX, England 33891:33897 Routes learned at AMSIX, The Netherlands 33891:33898 Routes learned at SWISSIX, Switzerland 33891:33899 Routes learned at VIX, Austria 33891:33901 Routes learned at PEERINGCZ, Czech Republic 33891:33902 Routes learned at HOPUS, Germany 33891:33903 Routes learned at DECIX, NYK, United States 33891:33904 Routes learned at NYIIX, United States 33891:33905 Routes learned at ECIX-DUS, Germany 33891:33906 Routes learned at FRANCEIX, France 33891:33907 Routes learned at NETNOD, Sweden 33891:33908 Routes learned at NIX, Czech Republic 33891:33909 Routes learned at SAIX, Austria 33891:33910 Routes learned at EQUINIX, Singapore 33891:33911 Routes learned at BCIX, Germany 33891:33912 Routes learned at COMMUNITY IX, Germany 33891:33913 Routes learned at DECIX, DUS, Germany 33891:33914 Routes learned at DECIX, MUC, Germany 33891:33915 Routes learned at DECIX, HAM, Germany 33891:33916 Routes learned at DECIX, MAD, Spain 33891:33917 Routes learned at STHIX, COP, Denmark 33891:33918 Routes learned at ESPANIX, MAD, Spain 33891:33919 Routes learned at STG-IX, STG, Germany 33891:33920 Routes learned at MIX-IT, MIL, Italy Prepend communities for advertising routes: 33891:400X Routes announced to NIX, Germany 33891:500X Routes announced to DECIX, FRA, Germany 33891:600X Routes announced to LINX, England 33891:700X Routes announced to AMSIX, The Netherlands 33891:800X Routes announced to SWISSIX, Switzerland 33891:900X Routes announced to VIX, Austria 33891:1000X Routes announced to PEERINGCZ, Czech Republic 33891:1100X Routes announced to HOPUS, GERMANY 33891:1200X Routes announced to DECIX, NYK, United States 33891:1300X Routes announced to NYIIX, United States 33891:1400X Routes announced to ECIX-DUS, Germany 33891:1500X Routes announced to FRANCEIX, France 33891:1600X Routes announced to NETNOD, Sweden 33891:1700X Routes announced to NIX, Czech Republic 33891:1800X Routes announced to SAIX, Austria 33891:1900X Routes announced to EQUINIX, Singapore 33891:2000X Routes announced to BCIX, Germany 33891:2100X Routes announced to COMMUNITY IX, Germany 33891:2200X Routes announced to DECIX, DUS, Germany 33891:2300X Routes announced to DECIX, MUC, Germany 33891:2400X Routes announced to DECIX, HAM, Germany 33891:2500X Routes announced to DECIX, MAD, Spain 33891:2600X Routes announced to STHIX, COP, Danmark 33891:2700X Routes announced to ESPANIX, MAD, Spain 33891:2800X Routes announced to STGIX, STG, Germany 33891:2900X Routes announced to MIX-IT, MIL, Italy --------------------------------------------------- X stands for 1-3 prepends or 0 for do not annouce

Organizations & contacts

5
Organization / registrant
Core-Backbone GmbH
ORG-IICG1-RIPE
Type
org
Address
Deutschherrnstr. 15-19 90429 Nürnberg GERMANY
Phone (voice)
+4991131043200

Registry · rdap.db.ripe.net

Administrative · Technical
Core-Backbone GmbH - Contact Role
CGCR1-RIPE
Type
group
Address
Core-Backbone GmbH Deutschherrnstr. 15-19 90429 Nürnberg
Phone (voice)
+4991131043200
Email (abuse)
abuse@core-backbone.com
Organization
ORG-IICG1-RIPE

Registry · rdap.db.ripe.net

Abuse
Core-Backbone Netmaster
CN2660-RIPE
Type
group
Address
Deutschherrnstr. 15-19 90429 Nürnberg Germany
Email (abuse)
abuse@core-backbone.com

Registry · rdap.db.ripe.net

Maintainers CORE-BACKBONE · RIPE-NCC-END-MNT

Registry · RDAP Original response
https://rdap.db.ripe.net/autnum/33891
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                "*********************************************",
                "Upstreams:",
                "---------------------------------------------",
                "LEVEL3",
                "TELIA",
                "Heavy abstraction of accepting routes at peerings",
                "as we do peer at many points with many networks and",
                "do apply filter with their AS-SET, apply filters for",
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                "filters applied, but we do not want to maintain always",
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                "** BGP communities for Core-Backbone customers **",
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                "33891:33890 BLACKHOLE Community",
                "33891:33891 Routes learned at Core-Backbone 33891",
                "33891:33892 Routes learned at Customers/Downstreams",
                "33891:33893 Routes learned at Private/Publicpeering",
                "33891:33900 Routes learned at Private Peerings",
                "----------------------------------------------------",
                "33891:33894 Routes learned at NIX, Germany",
                "33891:33895 Routes learned at DECIX, FRA, Germany",
                "33891:33896 Routes learned at LINX, England",
                "33891:33897 Routes learned at AMSIX, The Netherlands",
                "33891:33898 Routes learned at SWISSIX, Switzerland",
                "33891:33899 Routes learned at VIX, Austria",
                "33891:33901 Routes learned at PEERINGCZ, Czech Republic",
                "33891:33902 Routes learned at HOPUS, Germany",
                "33891:33903 Routes learned at DECIX, NYK, United States",
                "33891:33904 Routes learned at NYIIX, United States",
                "33891:33905 Routes learned at ECIX-DUS, Germany",
                "33891:33906 Routes learned at FRANCEIX, France",
                "33891:33907 Routes learned at NETNOD, Sweden",
                "33891:33908 Routes learned at NIX, Czech Republic",
                "33891:33909 Routes learned at SAIX, Austria",
                "33891:33910 Routes learned at EQUINIX, Singapore",
                "33891:33911 Routes learned at BCIX, Germany",
                "33891:33912 Routes learned at COMMUNITY IX, Germany",
                "33891:33913 Routes learned at DECIX, DUS, Germany",
                "33891:33914 Routes learned at DECIX, MUC, Germany",
                "33891:33915 Routes learned at DECIX, HAM, Germany",
                "33891:33916 Routes learned at DECIX, MAD, Spain",
                "33891:33917 Routes learned at STHIX, COP, Denmark",
                "33891:33918 Routes learned at ESPANIX, MAD, Spain",
                "33891:33919 Routes learned at STG-IX, STG, Germany",
                "33891:33920 Routes learned at MIX-IT, MIL, Italy",
                "Prepend communities for advertising routes:",
                "33891:400X Routes announced to NIX, Germany",
                "33891:500X Routes announced to DECIX, FRA, Germany",
                "33891:600X Routes announced to LINX, England",
                "33891:700X Routes announced to AMSIX, The Netherlands",
                "33891:800X Routes announced to SWISSIX, Switzerland",
                "33891:900X Routes announced to VIX, Austria",
                "33891:1000X Routes announced to PEERINGCZ, Czech Republic",
                "33891:1100X Routes announced to HOPUS, GERMANY",
                "33891:1200X Routes announced to DECIX, NYK, United States",
                "33891:1300X Routes announced to NYIIX, United States",
                "33891:1400X Routes announced to ECIX-DUS, Germany",
                "33891:1500X Routes announced to FRANCEIX, France",
                "33891:1600X Routes announced to NETNOD, Sweden",
                "33891:1700X Routes announced to NIX, Czech Republic",
                "33891:1800X Routes announced to SAIX, Austria",
                "33891:1900X Routes announced to EQUINIX, Singapore",
                "33891:2000X Routes announced to BCIX, Germany",
                "33891:2100X Routes announced to COMMUNITY IX, Germany",
                "33891:2200X Routes announced to DECIX, DUS, Germany",
                "33891:2300X Routes announced to DECIX, MUC, Germany",
                "33891:2400X Routes announced to DECIX, HAM, Germany",
                "33891:2500X Routes announced to DECIX, MAD, Spain",
                "33891:2600X Routes announced to STHIX, COP, Danmark",
                "33891:2700X Routes announced to ESPANIX, MAD, Spain",
                "33891:2800X Routes announced to STGIX, STG, Germany",
                "33891:2900X Routes announced to MIX-IT, MIL, Italy",
                "---------------------------------------------------",
                "X stands for 1-3 prepends or 0 for do not annouce"
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