What is ASN AS215305?

ASN AS215305 is an Autonomous System Number used to identify a network for BGP internet routing.

Who manages ASN AS215305?

AS215305 is listed under Mastersoft S.R.L..

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.

AS215305 Mastersoft S.R.L. | IPGeolocation.io

ASN Lookup Tool

Mastersoft S.R.L. retzor.com

MD 14 Routes

AS Data

AS215305

AS215305 – Mastersoft S.R.L.

AS Number	215305
AS Name	retzor-as
Organization	Mastersoft S.R.L.(org-ms844-ripe)
Country	MD
Website	retzor.com
Number of IPv4 Routes	14
Number of IPv6 Routes	0
ASN type	BUSINESS
Allocation Status	ASSIGNED
Registry	RIPE
Date Allocated	2025-12-23

ASN Intelligence API for production workflows

Use ASN data for AS215305 in automation: routing intelligence, peering analysis, ownership checks, and network observability.

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IP Ranges

Route	Origin	Origin Name	ISP	# IPs
109.248.42.0/24	AS215305	Mastersoft S.R.L.	Mastersoft S.R.L.	256
192.145.98.0/24	AS215305	Mastersoft S.R.L.	Retzor org	256
45.81.35.0/24	AS215305	Mastersoft S.R.L.	Retzor com	256
80.66.69.0/24	AS215305	Mastersoft S.R.L.	Retzor org	256
46.8.113.0/24	AS215305	Mastersoft S.R.L.	Mastersoft S.R.L.	256
45.151.183.0/24	AS215305	Mastersoft S.R.L.	Navox co.,Ltd	256
5.180.97.0/24	AS215305	Mastersoft S.R.L.	Retzor com	256
185.245.40.0/24	AS215305	Mastersoft S.R.L.	Delta Ltd	256
87.251.72.0/24	AS215305	Mastersoft S.R.L.	Mastersoft S.R.L.	256
144.48.10.0/24	AS138968	rainbow network limited	rainbow network corporation limited	256

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 'AS215130 - AS216475'

as-block:       AS215130 - AS216475
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:        2025-02-18T14:34:27Z
last-modified:  2025-02-18T14:34:27Z
source:         RIPE

% Information related to 'AS215305'

% Abuse contact for 'AS215305' is 'info@retzor.com'

aut-num:        AS215305
as-name:        retzor-as
org:            ORG-MS844-RIPE
sponsoring-org: ORG-DL523-RIPE
import:         from as52000 accept ANY
import:         from as51248 accept ANY
export:         to as52000 announce AS215305
export:         to as51248 announce AS215305
admin-c:        PT9493-RIPE
tech-c:         PT9493-RIPE
status:         ASSIGNED
mnt-by:         RIPE-NCC-END-MNT
mnt-by:         retzor-mnt
created:        2025-12-23T09:32:15Z
last-modified:  2026-02-24T12:13:28Z
source:         RIPE

organisation:   ORG-MS844-RIPE
org-name:       Mastersoft S.R.L.
country:        MD
remarks:        Retzor-com
org-type:       OTHER
address:        2060, str. Dacia 28, ap. 41
address:        Chisinau, Republic of Moldova
abuse-c:        ACRO51414-RIPE
mnt-ref:        MNT-NETART
mnt-ref:        ru-avm-1-mnt
mnt-by:         MNT-NETART
mnt-by:         retzor-mnt
created:        2024-02-12T13:37:23Z
last-modified:  2025-12-23T09:32:16Z
source:         RIPE # Filtered

person:         Posuvailo Tatiana
address:        str.Cotovschi, 51A, s. Sucleia, rl. Slobozia, Republica Moldova
phone:          +37362081631
nic-hdl:        PT9493-RIPE
mnt-by:         retzor-mnt
created:        2023-01-16T10:42:34Z
last-modified:  2023-01-16T10:42:34Z
source:         RIPE

% 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" : "AS215130 - AS216475",
    "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" : "2025-02-18",
    "date_updated" : "2025-02-18",
    "source" : "RIPE"
  } ],
  "aut_nums" : [ {
    "aut_num" : "AS215305",
    "as_name" : "retzor-as",
    "status" : "ASSIGNED",
    "import" : [ "from as52000 accept ANY", "from as51248 accept ANY" ],
    "export" : [ "to as52000 announce AS215305", "to as51248 announce AS215305" ],
    "organization" : "ORG-MS844-RIPE",
    "sponsoring_organization" : "ORG-DL523-RIPE",
    "admin_contacts" : [ "PT9493-RIPE" ],
    "tech_contacts" : [ "PT9493-RIPE" ],
    "mnt_by" : [ "RIPE-NCC-END-MNT", "retzor-mnt" ],
    "date_created" : "2025-12-23",
    "date_updated" : "2026-02-24",
    "source" : "RIPE"
  } ],
  "organization" : {
    "handle" : "ORG-MS844-RIPE",
    "name" : "Mastersoft S.R.L.",
    "type" : "OTHER",
    "address" : [ "2060, str. Dacia 28, ap. 41", "Chisinau, Republic of Moldova" ],
    "street" : "Str. Dacia",
    "city" : "Chisinau",
    "country" : [ "MD" ],
    "abuse_contacts" : [ "ACRO51414-RIPE" ],
    "remarks" : [ "Retzor-com" ],
    "mnt_ref" : [ "MNT-NETART", "ru-avm-1-mnt" ],
    "mnt_by" : [ "MNT-NETART", "retzor-mnt" ],
    "date_created" : "2024-02-12",
    "date_updated" : "2025-12-23",
    "source" : "RIPE",
    "addressCountry" : "REPUBLIC OF MOLDOVA"
  },
  "administrative_contacts" : [ {
    "handle" : "PT9493-RIPE",
    "name" : "Posuvailo Tatiana",
    "address" : [ "str.Cotovschi, 51A, s. Sucleia, rl. Slobozia, Republica Moldova" ],
    "street" : "Str.cotovschi 51a S. Sucleia Rl.",
    "city" : "Slobozia",
    "country" : "REPUBLICA MOLDOVA",
    "phone" : [ "+37362081631" ],
    "mnt_by" : [ "retzor-mnt" ],
    "date_created" : "2023-01-16",
    "date_updated" : "2023-01-16",
    "source" : "RIPE",
    "addressCountry" : "REPUBLICA MOLDOVA"
  } ],
  "technical_contacts" : [ {
    "handle" : "PT9493-RIPE",
    "name" : "Posuvailo Tatiana",
    "address" : [ "str.Cotovschi, 51A, s. Sucleia, rl. Slobozia, Republica Moldova" ],
    "street" : "Str.cotovschi 51a S. Sucleia Rl.",
    "city" : "Slobozia",
    "country" : "REPUBLICA MOLDOVA",
    "phone" : [ "+37362081631" ],
    "mnt_by" : [ "retzor-mnt" ],
    "date_created" : "2023-01-16",
    "date_updated" : "2023-01-16",
    "source" : "RIPE",
    "addressCountry" : "REPUBLICA MOLDOVA"
  } ]
}

Peers

AS Number	Description	Country
AS51248	Host Telecom.com s.r.o.	CZ
AS51248	Host-Telecom.com s.r.o.	CZ
AS52000	MIRhosting B.V.	NL

Upstreams

AS Number	Description	Country
AS51248	Host Telecom.com s.r.o.	CZ
AS52000	MIRhosting B.V.	NL