ASN AS51207 is an Autonomous System Number used to identify a network for BGP internet routing.

Who manages ASN AS51207?

AS51207 is listed under Free Mobile SAS.

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.

AS51207 Free Mobile SAS | IPGeolocation.io

ASN Lookup Tool

Free Mobile SAS proxad.net

FR 5 Routes

AS Data

AS51207

AS51207 – Free Mobile SAS

AS Number	51207
AS Name	FREEM
Organization	Free Mobile SAS (org-fms4-ripe)
Country	FR
Website	proxad.net
Number of IPv4 Routes	4
Number of IPv6 Routes	1
ASN type	ISP
Allocation Status	ASSIGNED
Registry	RIPE
Date Allocated	2011-12-14

ASN Intelligence API for production workflows

Use ASN data for AS51207 in automation: routing intelligence, peering analysis, ownership checks, and network observability.

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IP Ranges

Route	Origin	Origin Name	ISP	# IPs
2a0d:e480::/29	AS51207	Free Mobile SAS	Free Mobile SAS	~634×10²⁷
37.1.232.0/21	AS51207	Free Mobile SAS	BACKBONE Connectivity	2048
37.8.160.0/19	AS51207	Free Mobile SAS	Free Mobile SAS	8192
37.160.0.0/12	AS29447	Iliad Italia S.p.A	Iliad Italia S.p.A	1048576
78.240.0.0/13	AS51207	Free Mobile SAS	Free Mobile SAS	524288

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 'AS50893 - AS51311'

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

% Information related to 'AS51207'

% Abuse contact for 'AS51207' is 'abuse@proxad.net'

aut-num:        AS51207
as-name:        FREEM
org:            ORG-FMS4-RIPE
import:         from AS12322 accept ANY
export:         to AS12322 announce AS51207
admin-c:        APfP1-RIPE
tech-c:         TPfP1-RIPE
status:         ASSIGNED
mnt-by:         RIPE-NCC-END-MNT
mnt-by:         FREEM-MNT
created:        2011-12-14T10:24:56Z
last-modified:  2017-11-15T12:23:26Z
source:         RIPE

organisation:   ORG-FMS4-RIPE
org-name:       Free Mobile SAS
country:        FR
org-type:       LIR
address:        8, rue de la Ville L'Eveque
address:        75008
address:        Paris
address:        FRANCE
phone:          +33173502000
fax-no:         +33173922555
mnt-ref:        RIPE-NCC-HM-MNT
mnt-ref:        FREEM-MNT
mnt-by:         RIPE-NCC-HM-MNT
mnt-by:         FREEM-MNT
admin-c:        TCP8-RIPE
admin-c:        ACP23-RIPE
abuse-c:        ACP23-RIPE
created:        2011-11-03T14:11:01Z
last-modified:  2020-12-16T13:18:21Z
source:         RIPE # Filtered

person:         Administrative Person for Proxad
address:        8 rue de la ville l'eveque
address:        75008 PARIS
remarks:        Le whois ne permet pas d'identifer l'utilisateur de l'IP
phone:          +33 1 73 50 20 00
nic-hdl:        APfP1-RIPE
mnt-by:         PROXAD-MNT
created:        2011-06-14T08:55:33Z
last-modified:  2020-06-05T13:52:34Z
source:         RIPE # Filtered

person:         Technical Person for Proxad
address:        8 rue de la ville l'eveque
address:        75008 PARIS
remarks:        Le whois ne permet pas d'identifer l'utilisateur de l'IP
phone:          +33 1 73 50 20 00
nic-hdl:        TPfP1-RIPE
mnt-by:         PROXAD-MNT
created:        2011-06-14T08:57:22Z
last-modified:  2022-10-19T22:43:09Z
source:         RIPE # Filtered

% This query was served by the RIPE Database Query Service version 1.121.2 (SHETLAND)

Parsed Whois Response

{
  "status" : true,
  "whois_server" : "whois.ripe.net",
  "as_blocks" : [ {
    "as_block" : "AS50893 - AS51311",
    "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" : "2024-12-10",
    "date_updated" : "2024-12-10",
    "source" : "RIPE"
  } ],
  "aut_nums" : [ {
    "aut_num" : "AS51207",
    "as_name" : "FREEM",
    "status" : "ASSIGNED",
    "import" : [ "from AS12322 accept ANY" ],
    "export" : [ "to AS12322 announce AS51207" ],
    "organization" : "ORG-FMS4-RIPE",
    "admin_contacts" : [ "APfP1-RIPE" ],
    "tech_contacts" : [ "TPfP1-RIPE" ],
    "mnt_by" : [ "RIPE-NCC-END-MNT", "FREEM-MNT" ],
    "date_created" : "2011-12-14",
    "date_updated" : "2017-11-15",
    "source" : "RIPE"
  } ],
  "organization" : {
    "handle" : "ORG-FMS4-RIPE",
    "name" : "Free Mobile SAS",
    "type" : "LIR",
    "address" : [ "8, rue de la Ville L'Eveque", "75008", "Paris", "FRANCE" ],
    "street" : "Rue De La Ville L'eveque",
    "city" : "Paris",
    "zip_code" : "75008",
    "country" : [ "FR" ],
    "phone" : [ "+33173502000" ],
    "fax_no" : [ "+33173922555" ],
    "admin_contacts" : [ "TCP8-RIPE", "ACP23-RIPE" ],
    "abuse_contacts" : [ "ACP23-RIPE" ],
    "mnt_ref" : [ "RIPE-NCC-HM-MNT", "FREEM-MNT" ],
    "mnt_by" : [ "RIPE-NCC-HM-MNT", "FREEM-MNT" ],
    "date_created" : "2011-11-03",
    "date_updated" : "2020-12-16",
    "source" : "RIPE",
    "addressCountry" : "FRANCE"
  },
  "administrative_contacts" : [ {
    "handle" : "APfP1-RIPE",
    "name" : "Administrative Person for Proxad",
    "address" : [ "8 rue de la ville l'eveque", "75008 PARIS" ],
    "street" : "Rue De La Ville L'eveque",
    "city" : "Paris",
    "zip_code" : "75008",
    "phone" : [ "+33 1 73 50 20 00" ],
    "remarks" : [ "Le whois ne permet pas d'identifer l'utilisateur de l'IP" ],
    "mnt_by" : [ "PROXAD-MNT" ],
    "date_created" : "2011-06-14",
    "date_updated" : "2020-06-05",
    "source" : "RIPE"
  } ],
  "technical_contacts" : [ {
    "handle" : "TPfP1-RIPE",
    "name" : "Technical Person for Proxad",
    "address" : [ "8 rue de la ville l'eveque", "75008 PARIS" ],
    "street" : "Rue De La Ville L'eveque",
    "city" : "Paris",
    "zip_code" : "75008",
    "phone" : [ "+33 1 73 50 20 00" ],
    "remarks" : [ "Le whois ne permet pas d'identifer l'utilisateur de l'IP" ],
    "mnt_by" : [ "PROXAD-MNT" ],
    "date_created" : "2011-06-14",
    "date_updated" : "2022-10-19",
    "source" : "RIPE"
  } ]
}

Peers

AS Number	Description	Country
AS12322	Free SAS	FR

Upstreams

AS Number	Description	Country
AS12322	Free SAS	FR