ASN AS2100 is an Autonomous System Number used to identify a network for BGP internet routing.

Who manages ASN AS2100?

AS2100 is listed under Institut National de Recherche en Informatique.

What do peers, upstreams, and downstreams mean in ASN data?

Peers are lateral network interconnections, upstreams are transit providers, and downstreams are customer networks receiving connectivity.

What are routes and IP ranges for an ASN?

Routes and IP ranges are the network prefixes announced by the ASN on the internet and show the address space it originates.

Why is WHOIS data shown for an ASN?

WHOIS data provides registration and contact context for ASN ownership, administration, and operational reference.

How can I access the full ASN tables?

The page shows a preview of large ASN datasets. Use the page controls to load more rows, and upgrade to a paid plan for complete access.

AS2100 Institut National de Recherche en Informatique

ASN Lookup Tool

Search ASN

AS Data

IP Routes

Raw Whois

Parsed Whois

Peers

Upstreams

Downstreams

Contacts

Legacy Routes

Institut National de Recherche en Informatique renater.fr

FR 0 Routes

AS Data

AS2100

AS2100 – Institut National de Recherche en Informatique

AS Number	2100
AS Name	FR-INRIA5
Organization	Institut National de Recherche en Informatique (org-ra8-ripe)
Country	FR
Website	renater.fr
Number of IPv4 Routes	0
Number of IPv6 Routes	0
ASN type	ISP
Allocation Status	LEGACY
Registry	RIPE
Date Allocated	2002-08-21

ASN Intelligence API for production workflows

Use ASN data for AS2100 in automation: routing intelligence, peering analysis, ownership checks, and network observability.

Access complete peers, upstreams, downstreams, routes, WHOIS, and contact intelligence via our API. Learn more

Get ASN API Key ASN API Docs

Raw Whois Response

% This is the RIPE Database query service.
% The objects are in RPSL format.
%
% The RIPE Database is subject to Terms and Conditions.
% See https://docs.db.ripe.net/terms-conditions.html

% Note: this output has been filtered.
%       To receive output for a database update, use the "-B" flag.

% Information related to 'AS2057 - AS2136'

as-block:       AS2057 - AS2136
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:        2018-11-22T15:27:16Z
last-modified:  2018-11-22T15:27:16Z
source:         RIPE

% Information related to 'AS2100'

% Abuse contact for 'AS2100' is 'certsvp@renater.fr'

aut-num:        AS2100
as-name:        FR-INRIA5
descr:          Institut National de Recherche en Informatique
descr:          Domaine de Voluceau, Rocquencourt
descr:          BP 105, 78153 Le Chesnay CEDEX, France
descr:          FR
org:            ORG-RA8-RIPE
admin-c:        GR1378-RIPE
admin-c:        AR1575-RIPE
tech-c:         GR1378-RIPE
status:         LEGACY
mnt-by:         RENATER-MNT
remarks:        changed:        RenSVP@Renater.fr 19991014
remarks:        changed:        er-transfer@ripe.net 20020821
remarks:        changed:        er-transfer@ripe.net 20021219
remarks:        changed:        rensvp@renater.fr 20030114
remarks:        changed:        rensvp@renater.fr 20210907
created:        2002-08-21T16:42:39Z
last-modified:  2021-09-07T10:21:51Z
source:         RIPE # Filtered

organisation:   ORG-RA8-RIPE
org-name:       Renater
country:        FR
reg-nr:         180 089 476
org-type:       LIR
address:        23-25, rue Daviel
address:        75013
address:        Paris
address:        FRANCE
phone:          +33153942030
fax-no:         +33153942031
admin-c:        DGR28-RIPE
tech-c:         FL842-RIPE
tech-c:         CT1053-RIPE
tech-c:         GRSO1-RIPE
abuse-c:        RA6839-RIPE
mnt-ref:        RIPE-NCC-HM-MNT
mnt-ref:        RENATER-MNT
mnt-by:         RIPE-NCC-HM-MNT
mnt-by:         RENATER-MNT
remarks:        changed:        rensvp@renater.fr 20200901
remarks:        changed:        rensvp@renater.fr 20260817
created:        2004-04-17T11:23:28Z
last-modified:  2026-08-17T11:33:18Z
source:         RIPE # Filtered

role:           GIP RENATER
address:        GIP RENATER
address:        23-25 Rue Daviel
address:        75013 PARIS
address:        FRANCE
phone:          +33 1 53 94 20 30
fax-no:         +33 1 53 94 20 31
abuse-mailbox:  CertSVP@Renater.fr
remarks:        ---------------------------------------------------------------
remarks:        Information: https://www.renater.fr/
remarks:        ---------------------------------------------------------------
remarks:        IRT-Object: IRT-CERT-Renater
remarks:        ---------------------------------------------------------------
remarks:        Network Operations Center (24/7/365):
remarks:        noc-renater@noc.renater.fr
remarks:        0800 77 47 95 (toll free)
remarks:        ---------------------------------------------------------------
remarks:        Peering requests: peering@renater.fr
remarks:        ---------------------------------------------------------------
remarks:        Customers technical support: support@renater.fr
remarks:        ---------------------------------------------------------------
admin-c:        DGR28-RIPE
tech-c:         FL842-RIPE
tech-c:         CT1053-RIPE
tech-c:         GRSO1-RIPE
nic-hdl:        GR1378-RIPE
mnt-by:         RENATER-MNT
remarks:        changed:        RenSVP@Renater.fr 20140619
remarks:        changed:        rensvp@renater.fr 20260817
created:        2002-08-08T17:14:15Z
last-modified:  2026-08-17T11:33:18Z
source:         RIPE # Filtered

person:         Annie RENARD
address:        INRIA Siege/Drsi
address:        Domaine de Voluceau BP 105
address:        78153, Le Chesnay  CEDEX, France
phone:          +33 1 39 63 55 72
fax-no:         +33 1 39 63 55 84
nic-hdl:        AR1575-RIPE
mnt-by:         RENATER-MNT
remarks:        changed:        rensvp@renater.fr 20030110
created:        2003-01-13T14:31:23Z
last-modified:  2015-08-07T13:57:03Z
source:         RIPE # Filtered

% This query was served by the RIPE Database Query Service version 1.124.1 (BUSA)

Parsed Whois Response

{
  "status" : true,
  "whois_server" : "whois.ripe.net",
  "as_blocks" : [ {
    "as_block" : "AS2057 - AS2136",
    "description" : [ "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" ],
    "date_created" : "2018-11-22",
    "date_updated" : "2018-11-22",
    "source" : "RIPE"
  } ],
  "aut_nums" : [ {
    "aut_num" : "AS2100",
    "as_name" : "FR-INRIA5",
    "description" : [ "Institut National de Recherche en Informatique", "Domaine de Voluceau, Rocquencourt", "BP 105, 78153 Le Chesnay CEDEX, France", "FR" ],
    "status" : "LEGACY",
    "organization" : "ORG-RA8-RIPE",
    "admin_contacts" : [ "GR1378-RIPE", "AR1575-RIPE" ],
    "tech_contacts" : [ "GR1378-RIPE" ],
    "remarks" : [ "changed:        RenSVP@Renater.fr 19991014", "changed:        er-transfer@ripe.net 20020821", "changed:        er-transfer@ripe.net 20021219", "changed:        rensvp@renater.fr 20030114", "changed:        rensvp@renater.fr 20210907" ],
    "mnt_by" : [ "RENATER-MNT" ],
    "date_created" : "2002-08-21",
    "date_updated" : "2021-09-07",
    "source" : "RIPE"
  } ],
  "organization" : {
    "handle" : "ORG-RA8-RIPE",
    "name" : "Renater",
    "type" : "LIR",
    "address" : [ "23-25, rue Daviel", "75013", "Paris", "FRANCE" ],
    "street" : "Rue Daviel",
    "city" : "Paris",
    "zip_code" : "75013",
    "country" : [ "FR" ],
    "phone" : [ "+33153942030" ],
    "fax_no" : [ "+33153942031" ],
    "admin_contacts" : [ "DGR28-RIPE" ],
    "tech_contacts" : [ "FL842-RIPE", "CT1053-RIPE", "GRSO1-RIPE" ],
    "abuse_contacts" : [ "RA6839-RIPE" ],
    "remarks" : [ "changed:        rensvp@renater.fr 20200901", "changed:        rensvp@renater.fr 20260817" ],
    "mnt_ref" : [ "RIPE-NCC-HM-MNT", "RENATER-MNT" ],
    "mnt_by" : [ "RIPE-NCC-HM-MNT", "RENATER-MNT" ],
    "date_created" : "2004-04-17",
    "date_updated" : "2026-08-17",
    "source" : "RIPE",
    "addressCountry" : "FRANCE"
  },
  "administrative_contacts" : [ {
    "handle" : "GR1378-RIPE",
    "name" : "GIP RENATER",
    "address" : [ "GIP RENATER", "23-25 Rue Daviel", "75013 PARIS", "FRANCE" ],
    "street" : "Rue Daviel",
    "city" : "Paris",
    "zip_code" : "75013",
    "country" : "FRANCE",
    "abuse_mailbox" : [ "CertSVP@Renater.fr" ],
    "phone" : [ "+33 1 53 94 20 30" ],
    "fax_no" : [ "+33 1 53 94 20 31" ],
    "admin_contacts" : [ "DGR28-RIPE" ],
    "tech_contacts" : [ "FL842-RIPE", "CT1053-RIPE", "GRSO1-RIPE" ],
    "remarks" : [ "---------------------------------------------------------------", "Information: https://www.renater.fr/", "---------------------------------------------------------------", "IRT-Object: IRT-CERT-Renater", "---------------------------------------------------------------", "Network Operations Center (24/7/365):", "noc-renater@noc.renater.fr", "0800 77 47 95 (toll free)", "---------------------------------------------------------------", "Peering requests: peering@renater.fr", "---------------------------------------------------------------", "Customers technical support: support@renater.fr", "---------------------------------------------------------------", "changed:        RenSVP@Renater.fr 20140619", "changed:        rensvp@renater.fr 20260817" ],
    "mnt_by" : [ "RENATER-MNT" ],
    "date_created" : "2002-08-08",
    "date_updated" : "2026-08-17",
    "source" : "RIPE",
    "addressCountry" : "FRANCE"
  }, {
    "handle" : "AR1575-RIPE",
    "name" : "Annie RENARD",
    "address" : [ "INRIA Siege/Drsi", "Domaine de Voluceau BP 105", "78153, Le Chesnay  CEDEX, France" ],
    "city" : "Le Chesnay",
    "district" : "Cedex",
    "zip_code" : "78153",
    "country" : "FRANCE",
    "phone" : [ "+33 1 39 63 55 72" ],
    "fax_no" : [ "+33 1 39 63 55 84" ],
    "remarks" : [ "changed:        rensvp@renater.fr 20030110" ],
    "mnt_by" : [ "RENATER-MNT" ],
    "date_created" : "2003-01-13",
    "date_updated" : "2015-08-07",
    "source" : "RIPE",
    "addressCountry" : "FRANCE"
  } ],
  "technical_contacts" : [ {
    "handle" : "GR1378-RIPE",
    "name" : "GIP RENATER",
    "address" : [ "GIP RENATER", "23-25 Rue Daviel", "75013 PARIS", "FRANCE" ],
    "street" : "Rue Daviel",
    "city" : "Paris",
    "zip_code" : "75013",
    "country" : "FRANCE",
    "abuse_mailbox" : [ "CertSVP@Renater.fr" ],
    "phone" : [ "+33 1 53 94 20 30" ],
    "fax_no" : [ "+33 1 53 94 20 31" ],
    "admin_contacts" : [ "DGR28-RIPE" ],
    "tech_contacts" : [ "FL842-RIPE", "CT1053-RIPE", "GRSO1-RIPE" ],
    "remarks" : [ "---------------------------------------------------------------", "Information: https://www.renater.fr/", "---------------------------------------------------------------", "IRT-Object: IRT-CERT-Renater", "---------------------------------------------------------------", "Network Operations Center (24/7/365):", "noc-renater@noc.renater.fr", "0800 77 47 95 (toll free)", "---------------------------------------------------------------", "Peering requests: peering@renater.fr", "---------------------------------------------------------------", "Customers technical support: support@renater.fr", "---------------------------------------------------------------", "changed:        RenSVP@Renater.fr 20140619", "changed:        rensvp@renater.fr 20260817" ],
    "mnt_by" : [ "RENATER-MNT" ],
    "date_created" : "2002-08-08",
    "date_updated" : "2026-08-17",
    "source" : "RIPE",
    "addressCountry" : "FRANCE"
  } ]
}