ASN AS39803 is an Autonomous System Number used to identify a network for BGP internet routing.

Who manages ASN AS39803?

AS39803 is listed under Compania Nationala Administratia Porturilor Maritime SA Constanta.

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.

AS39803 Compania Nationala Administratia Porturilor Maritime SA Constanta

ASN Lookup Tool

Compania Nationala Administratia Porturilor Maritime SA Constanta constantza-port.ro

RO 2 Routes

AS Data

AS39803

AS39803 – Compania Nationala Administratia Porturilor Maritime SA Constanta

AS Number	39803
AS Name	APMC-AS
Organization	Compania Nationala Administratia Porturilor Maritime SA Constanta(org-cnap1-ripe)
Country	RO
Website	constantza-port.ro
Number of IPv4 Routes	2
Number of IPv6 Routes	0
ASN type	BUSINESS
Allocation Status	ASSIGNED
Registry	RIPE
Date Allocated	2006-04-26

ASN Intelligence API for production workflows

Use ASN data for AS39803 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

IP Ranges

Route	Origin	Origin Name	ISP	# IPs
194.102.100.0/24	AS39803	Compania Nationala Administratia Porturilor Maritime SA Constanta	COMPANIA NATIONALA ADMINISTRATIA PORTURILOR MARITIME S.A. CONSTANTA	256
195.189.138.0/23	AS39803	Compania Nationala Administratia Porturilor Maritime SA Constanta	Compania Nationala Administratia Porturilor Maritime SA Constanta	512

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 'AS39601 - AS39935'

as-block:       AS39601 - AS39935
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:        2023-08-29T07:47:54Z
last-modified:  2023-08-29T07:47:54Z
source:         RIPE

% Information related to 'AS39803'

% Abuse contact for 'AS39803' is 'apmcSI@constantza-port.ro'

aut-num:        AS39803
as-name:        APMC-AS
org:            ORG-CNAP1-RIPE
import:         from AS8708 accept ANY
import:         from AS9050 accept ANY
import:         from AS42234 accept ANY
export:         to AS8708 announce AS39803
export:         to AS9050 announce AS39803
export:         to AS42234 announce AS39803
sponsoring-org: ORG-IRMS1-RIPE
admin-c:        IO1610-RIPE
tech-c:         IO1610-RIPE
status:         ASSIGNED
mnt-by:         RIPE-NCC-END-MNT
mnt-by:         APMC-MNT
created:        2006-04-26T14:15:15Z
last-modified:  2025-12-02T07:26:35Z
source:         RIPE

organisation:   ORG-CNAP1-RIPE
org-name:       Compania Nationala Administratia Porturilor Maritime SA Constanta
country:        RO
org-type:       OTHER
address:        Incina Port, Poarta 1 Gara Maritima
address:        Constanta Romania
phone:          +40.241611540
admin-c:        IO1610-RIPE
tech-c:         IO1610-RIPE
abuse-c:        CNAP1-RIPE
mnt-by:         APMC-MNT
mnt-ref:        APMC-MNT
created:        2025-10-14T08:03:00Z
last-modified:  2025-12-01T13:32:36Z
source:         RIPE # Filtered

person:         Iustin Obreja
address:        Compania Nationala Administratia Porturilor Maritime SA Constanta
address:        Incina Port, Poarta 1 Gara Maritima
address:        Constanta Romania
phone:          +40.241611540
nic-hdl:        IO1610-RIPE
mnt-by:         APMC-MNT
created:        2025-10-14T08:03:00Z
last-modified:  2025-10-14T08:56:44Z
source:         RIPE # Filtered

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

Parsed Whois Response

{
  "status" : true,
  "whois_server" : "whois.ripe.net",
  "as_blocks" : [ {
    "as_block" : "AS39601 - AS39935",
    "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" : "2023-08-29",
    "date_updated" : "2023-08-29",
    "source" : "RIPE"
  } ],
  "aut_nums" : [ {
    "aut_num" : "AS39803",
    "as_name" : "APMC-AS",
    "status" : "ASSIGNED",
    "import" : [ "from AS8708 accept ANY", "from AS9050 accept ANY", "from AS42234 accept ANY" ],
    "export" : [ "to AS8708 announce AS39803", "to AS9050 announce AS39803", "to AS42234 announce AS39803" ],
    "organization" : "ORG-CNAP1-RIPE",
    "sponsoring_organization" : "ORG-IRMS1-RIPE",
    "admin_contacts" : [ "IO1610-RIPE" ],
    "tech_contacts" : [ "IO1610-RIPE" ],
    "mnt_by" : [ "RIPE-NCC-END-MNT", "APMC-MNT" ],
    "date_created" : "2006-04-26",
    "date_updated" : "2025-12-02",
    "source" : "RIPE"
  } ],
  "organization" : {
    "handle" : "ORG-CNAP1-RIPE",
    "name" : "Compania Nationala Administratia Porturilor Maritime SA Constanta",
    "type" : "OTHER",
    "address" : [ "Incina Port, Poarta 1 Gara Maritima", "Constanta Romania" ],
    "street" : "Port Poarta 1 Gara Maritima",
    "city" : "Constanta",
    "country" : [ "RO" ],
    "phone" : [ "+40.241611540" ],
    "admin_contacts" : [ "IO1610-RIPE" ],
    "tech_contacts" : [ "IO1610-RIPE" ],
    "abuse_contacts" : [ "CNAP1-RIPE" ],
    "mnt_ref" : [ "APMC-MNT" ],
    "mnt_by" : [ "APMC-MNT" ],
    "date_created" : "2025-10-14",
    "date_updated" : "2025-12-01",
    "source" : "RIPE",
    "addressCountry" : "ROMANIA"
  },
  "administrative_contacts" : [ {
    "handle" : "IO1610-RIPE",
    "name" : "Iustin Obreja",
    "address" : [ "Compania Nationala Administratia Porturilor Maritime SA Constanta", "Incina Port, Poarta 1 Gara Maritima", "Constanta Romania" ],
    "street" : "Port Poarta 1 Gara Maritima",
    "city" : "Constanta",
    "country" : "ROMANIA",
    "phone" : [ "+40.241611540" ],
    "mnt_by" : [ "APMC-MNT" ],
    "date_created" : "2025-10-14",
    "date_updated" : "2025-10-14",
    "source" : "RIPE",
    "addressCountry" : "ROMANIA"
  } ],
  "technical_contacts" : [ {
    "handle" : "IO1610-RIPE",
    "name" : "Iustin Obreja",
    "address" : [ "Compania Nationala Administratia Porturilor Maritime SA Constanta", "Incina Port, Poarta 1 Gara Maritima", "Constanta Romania" ],
    "street" : "Port Poarta 1 Gara Maritima",
    "city" : "Constanta",
    "country" : "ROMANIA",
    "phone" : [ "+40.241611540" ],
    "mnt_by" : [ "APMC-MNT" ],
    "date_created" : "2025-10-14",
    "date_updated" : "2025-10-14",
    "source" : "RIPE",
    "addressCountry" : "ROMANIA"
  } ]
}

Peers

AS Number	Description	Country
AS8708	DIGI ROMANIA S.A.	RO
AS42234	Constanta South Container Terminal SRL	RO
AS9050	Orange Romania S.A.	RO

Upstreams

AS Number	Description	Country
AS8708	DIGI ROMANIA S.A.	RO

Downstreams

AS Number	Description	Country
AS42234	Constanta South Container Terminal SRL	RO