ASN AS28103 is an Autonomous System Number used to identify a network for BGP internet routing.

Who manages ASN AS28103?

AS28103 is listed under TECNOLOGIA EN ELECTRONICA E INFORMATICA SOCIEDAD ANONIMA T.E.I.S.A.

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.

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AS28103 TECNOLOGIA EN ELECTRONICA E INFORMATICA SOCIEDAD ANONIMA T.E.I.S.A

TECNOLOGIA EN ELECTRONICA E INFORMATICA SOCIEDAD ANONIMA T.E.I.S.A teisa.com.py

PY 33 Routes

AS Data

AS28103

AS28103 – TECNOLOGIA EN ELECTRONICA E INFORMATICA SOCIEDAD ANONIMA T.E.I.S.A

AS Number	28103
AS Name	PY-TEIS-LACNIC
Organization	TECNOLOGIA EN ELECTRONICA E INFORMATICA SOCIEDAD ANONIMA T.E.I.S.A
Country	PY
Website	teisa.com.py
Number of IPv4 Routes	32
Number of IPv6 Routes	1
ASN type	BUSINESS
Registry	lacnic
Date Allocated	2009-12-02

ASN Intelligence API for production workflows

Use ASN data for AS28103 in automation: routing intelligence, peering analysis, ownership checks, and network observability.

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IP Ranges

Raw Whois Response

% Joint Whois - whois.lacnic.net
%  This server accepts single ASN, IPv4 or IPv6 queries

% LACNIC resource: whois.lacnic.net


% Copyright LACNIC lacnic.net
%  The data below is provided for information purposes
%  and to assist persons in obtaining information about or
%  related to AS and IP numbers registrations
%  By submitting a whois query, you agree to use this data
%  only for lawful purposes.
%  2026-07-10 09:17:20 (-03 -03:00)

aut-num:     AS28103
owner:       TECNOLOGIA EN ELECTRONICA E INFORMATICA SOCIEDAD ANONIMA (T.E.I.S.A)
ownerid:     PY-TEIS-LACNIC
responsible: Jaime Egüez
address:     Cecilio Da Silva, 1001, Federación Rusa
address:     - - Asuncion - 
country:     PY
phone:       +595  216164000 [0000]
owner-c:     TIA2
routing-c:   TIA2
abuse-c:     TIA2
created:     20091202
changed:     20120213

nic-hdl:     TIA2
person:      Miguel Sanchez
e-mail:      ipadmin@teisa.com.py
address:     Cecilio Da Silva, 1001, esq. Federación Rusa
address:     1527 - Asunción - Ce
country:     PY
phone:       +595  216164000 [212]
created:     20120213
changed:     20240215

% whois.lacnic.net accepts only direct match queries.
% Types of queries are: POCs, ownerid, CIDR blocks, IP
% and AS numbers.

Parsed Whois Response

{
  "status" : true,
  "whois_server" : "whois.lacnic.net",
  "aut_nums" : [ {
    "aut_num" : "AS28103",
    "country" : "PY",
    "admin_contacts" : [ "TIA2" ],
    "tech_contacts" : [ "TIA2" ],
    "abuse_contacts" : [ "TIA2" ],
    "date_created" : "2009-12-02",
    "date_updated" : "2012-02-13",
    "source" : "lacnic"
  } ],
  "organization" : {
    "handle" : "PY-TEIS-LACNIC",
    "name" : "TECNOLOGIA EN ELECTRONICA E INFORMATICA SOCIEDAD ANONIMA (T.E.I.S.A)",
    "address" : [ "Cecilio Da Silva, 1001, Federaci�n Rusa", "- - Asuncion -" ],
    "street" : "Federaci�n Rusa",
    "city" : "Asuncion",
    "country" : [ "PY" ],
    "phone" : [ "+595  216164000 [0000]" ],
    "abuse_contacts" : [ "TIA2" ],
    "date_created" : "2009-12-02",
    "date_updated" : "2012-02-13",
    "source" : "lacnic"
  },
  "administrative_contacts" : [ {
    "handle" : "TIA2",
    "address" : [ "Cecilio Da Silva, 1001, esq. Federaci�n Rusa", "1527 - Asunci�n - Ce" ],
    "street" : "Asunci�n Ce",
    "country" : "PY",
    "email" : [ "ipadmin@teisa.com.py" ],
    "phone" : [ "+595  216164000 [212]" ],
    "date_created" : "2012-02-13",
    "date_updated" : "2024-02-15",
    "source" : "lacnic"
  } ],
  "technical_contacts" : [ {
    "handle" : "TIA2",
    "address" : [ "Cecilio Da Silva, 1001, esq. Federaci�n Rusa", "1527 - Asunci�n - Ce" ],
    "street" : "Asunci�n Ce",
    "country" : "PY",
    "email" : [ "ipadmin@teisa.com.py" ],
    "phone" : [ "+595  216164000 [212]" ],
    "date_created" : "2012-02-13",
    "date_updated" : "2024-02-15",
    "source" : "lacnic"
  } ],
  "abuse_contacts" : [ {
    "handle" : "TIA2",
    "address" : [ "Cecilio Da Silva, 1001, esq. Federaci�n Rusa", "1527 - Asunci�n - Ce" ],
    "street" : "Asunci�n Ce",
    "country" : "PY",
    "email" : [ "ipadmin@teisa.com.py" ],
    "phone" : [ "+595  216164000 [212]" ],
    "date_created" : "2012-02-13",
    "date_updated" : "2024-02-15",
    "source" : "lacnic"
  } ]
}

Peers

AS Number	Description	Country
AS263169	Vision Banco	PY
AS52227	Banco Itau Paraguay S.A.	PY
AS7303	Telecom Argentina S.A.	AR
AS52468	UFINET PANAMA S.A.	PA
AS52418	NETEL S.A.	PY
AS263727	Subsecretaría de Estado de Tributación	PY
AS272154	DIRECCION NACIONAL DE ADUANAS	PY
AS52445	FINANCIERA PARAGUAYO JAPONESA S.A.	PY
AS13335	Cloudflare, Inc.	US
AS23201	Telecel S.A.	PY
AS262250	Direccion Nacional de Contrataciones Publicas	PY
AS267723	SOLAR BANCO S.A.E.	PY
AS263812	SONDATECH S.A.S.	AR
AS272021	ITAIPU BINACIONAL	PY

Upstreams

AS Number	Description	Country
AS13335	Cloudflare, Inc.	US
AS23201	Telecel S.A.	PY
AS7303	Telecom Argentina S.A.	AR
AS52468	UFINET PANAMA S.A.	PA

Downstreams

AS Number	Description	Country
AS272154	DIRECCION NACIONAL DE ADUANAS	PY
AS263169	Vision Banco	PY
AS52445	FINANCIERA PARAGUAYO JAPONESA S.A.	PY
AS52227	Banco Itau Paraguay S.A.	PY
AS267723	SOLAR BANCO S.A.E.	PY
AS52468	UFINET PANAMA S.A.	PA
AS263812	SONDATECH S.A.S.	AR
AS272021	ITAIPU BINACIONAL	PY
AS52418	NETEL S.A.	PY
AS263727	Subsecretaría de Estado de Tributación	PY

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