ASN AS22572 is an Autonomous System Number used to identify a network for BGP internet routing.

Who manages ASN AS22572?

AS22572 is listed under Sentech SOC Ltd.

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?

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AS22572 Sentech SOC Ltd | IPGeolocation.io

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Sentech SOC Ltd

ZA 6 Routes

AS Data

AS22572

AS22572 – Sentech SOC Ltd

AS Number	22572
AS Name	INFOSAT-IP
Organization	Sentech SOC Ltd(org-il12-afrinic)
Country	ZA
Number of IPv4 Routes	5
Number of IPv6 Routes	1
ASN type	ISP
Allocation Status	ASSIGNED
Registry	AFRINIC
Date Allocated	N/A

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IP Ranges

Route	Origin	Origin Name	ISP	# IPs
66.18.64.0/20	AS22572	Sentech SOC Ltd	Sentech Ltd ISP	4096
66.18.88.0/22	AS22572	Sentech SOC Ltd	Sentech SOC Ltd	1024
66.18.80.0/21	AS22572	Sentech SOC Ltd	Sentech SOC Ltd	2048
66.18.94.0/24	AS22572	Sentech SOC Ltd	Sentech SOC Ltd	256
66.18.92.0/23	AS22572	Sentech SOC Ltd	DOE Mpumalanga Nelspruit Circuit	512
2c0f:e9e0::/32	AS22572	Sentech SOC Ltd	Sentech SOC Ltd	~79×10²⁷

Raw Whois Response

% This is the AfriNIC Whois server.
% The AFRINIC whois database is subject to  the following terms of Use. See https://afrinic.net/whois/terms

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

% Information related to 'AS22572'

% No abuse contact registered for AS22572

aut-num:        AS22572
as-name:        INFOSAT-IP
descr:          INFOSAT-IP
status:         ASSIGNED
org:            ORG-IL12-AFRINIC
admin-c:        TC55-AFRINIC
admin-c:        SN42-AFRINIC
tech-c:         JM7-AFRINIC
tech-c:         SN42-AFRINIC
mnt-routes:     AFRINIC-JM7-MNT
mnt-by:         AFRINIC-HM-MNT
source:         AFRINIC # Filtered

organisation:   ORG-IL12-AFRINIC
org-name:       Sentech SOC Ltd
org-type:       LIR
country:        ZA
address:        Octave Street,
address:        Radiokop,
address:        Gauteng
address:        Johannesburg 1724
phone:          tel:+27-11-471-4534
phone:          tel:+27-11-471-4527
admin-c:        JM7-AFRINIC
admin-c:        SN42-AFRINIC
admin-c:        TC55-AFRINIC
tech-c:         JM7-AFRINIC
tech-c:         SN42-AFRINIC
tech-c:         TC55-AFRINIC
mnt-ref:        AFRINIC-HM-MNT
mnt-ref:        AFRINIC-JM7-MNT
mnt-by:         AFRINIC-HM-MNT
remarks:        This organization uses RWhois. For reassignment
remarks:        information,
remarks:        Please see their RWhois server at:
remarks:        rwhois://rwhois.infosat.net:4321
source:         AFRINIC # Filtered

person:         Jack Malebatsa
address:        Private Bag X06
address:        Honeydew 2040
address:        South Africa
phone:          tel:+27-11-471-4534
nic-hdl:        JM7-AFRINIC
mnt-by:         GENERATED-QUP4ZFKOOIMTFEZMXKKWEU71GDUE5QZC-MNT
source:         AFRINIC # Filtered

person:         Settlers Ngobeni
address:        Octave Street, Radiokop
address:        Johannesburg 2040
address:        South Africa
address:        Johannesburg 2040
address:        South Africa
phone:          tel:+27-11-471-4527
nic-hdl:        SN42-AFRINIC
mnt-by:         GENERATED-EK6VTD79G2VK6KARFNTJ6LJR3PDQRZ9G-MNT
source:         AFRINIC # Filtered

person:         T Chisoko
address:        Sentech Ltd
                PrivateBag X06
                Honeydew
                2040
                South Africa
phone:          tel:+27-11-471-4625
fax-no:         tel:+27-11-471-4791
nic-hdl:        TC55-AFRINIC
mnt-by:         GENERATED-G0QILFYRMJQLPF34S1ZBPXAPNWXFZJL8-MNT
source:         AFRINIC # Filtered




#
# ARIN WHOIS data and services are subject to the Terms of Use
# available at: https://www.arin.net/resources/registry/whois/tou/
#
# If you see inaccuracies in the results, please report at
# https://www.arin.net/resources/registry/whois/inaccuracy_reporting/
#
# Copyright 1997-2026, American Registry for Internet Numbers, Ltd.
#


ASNumber:       22572
ASName:         AFRINIC-ASNBLOCK-22572
ASHandle:       AS22572
RegDate:        2005-02-21
Updated:        2005-02-21
Comment:        This AS number block is under AFRINIC responsibility.
Comment:        Please see http://www.afrinic.net/ for further details,
Comment:        or check the WHOIS server located at whois.afrinic.net).    
Ref:            https://rdap.arin.net/registry/autnum/22572

ResourceLink:  http://afrinic.net/en/services/whois-query
ResourceLink:  whois.afrinic.net


OrgName:        African Network Information Center
OrgId:          AFRINIC
Address:        Level 11ABC
Address:        Raffles Tower
Address:        Lot 19, Cybercity
City:           Ebene
StateProv:      
PostalCode:     
Country:        MU
RegDate:        2004-05-17
Updated:        2015-05-04
Comment:        AfriNIC - http://www.afrinic.net
Comment:        The African & Indian Ocean Internet Registry
Ref:            https://rdap.arin.net/registry/entity/AFRINIC

ReferralServer:  whois://whois.afrinic.net
ResourceLink:  http://afrinic.net/en/services/whois-query

OrgTechHandle: GENER11-ARIN
OrgTechName:   Generic POC
OrgTechPhone:  +230 4666616 
OrgTechEmail:  abusepoc@afrinic.net
OrgTechRef:    https://rdap.arin.net/registry/entity/GENER11-ARIN

OrgAbuseHandle: GENER11-ARIN
OrgAbuseName:   Generic POC
OrgAbusePhone:  +230 4666616 
OrgAbuseEmail:  abusepoc@afrinic.net
OrgAbuseRef:    https://rdap.arin.net/registry/entity/GENER11-ARIN


#
# ARIN WHOIS data and services are subject to the Terms of Use
# available at: https://www.arin.net/resources/registry/whois/tou/
#
# If you see inaccuracies in the results, please report at
# https://www.arin.net/resources/registry/whois/inaccuracy_reporting/
#
# Copyright 1997-2026, American Registry for Internet Numbers, Ltd.
#

Parsed Whois Response

{
  "status" : true,
  "whois_server" : "whois.afrinic.net",
  "aut_nums" : [ {
    "aut_num" : "AS22572",
    "as_name" : "INFOSAT-IP",
    "description" : [ "INFOSAT-IP" ],
    "status" : "ASSIGNED",
    "organization" : "ORG-IL12-AFRINIC",
    "admin_contacts" : [ "TC55-AFRINIC", "SN42-AFRINIC" ],
    "tech_contacts" : [ "JM7-AFRINIC", "SN42-AFRINIC" ],
    "mnt_routes" : [ "AFRINIC-JM7-MNT" ],
    "mnt_by" : [ "AFRINIC-HM-MNT" ],
    "source" : "AFRINIC"
  } ],
  "organization" : {
    "handle" : "ORG-IL12-AFRINIC",
    "name" : "Sentech SOC Ltd",
    "type" : "LIR",
    "address" : [ "Octave Street,", "Radiokop,", "Gauteng", "Johannesburg 1724" ],
    "street" : "Octave Street",
    "city" : "Johannesburg",
    "zip_code" : "1724",
    "country" : [ "ZA" ],
    "phone" : [ "+27-11-471-4534", "+27-11-471-4527" ],
    "admin_contacts" : [ "JM7-AFRINIC", "SN42-AFRINIC", "TC55-AFRINIC" ],
    "tech_contacts" : [ "JM7-AFRINIC", "SN42-AFRINIC", "TC55-AFRINIC" ],
    "remarks" : [ "This organization uses RWhois. For reassignment", "information,", "Please see their RWhois server at:", "rwhois://rwhois.infosat.net:4321" ],
    "mnt_ref" : [ "AFRINIC-HM-MNT", "AFRINIC-JM7-MNT" ],
    "mnt_by" : [ "AFRINIC-HM-MNT" ],
    "source" : "AFRINIC"
  },
  "administrative_contacts" : [ {
    "handle" : "TC55-AFRINIC",
    "name" : "T Chisoko",
    "address" : [ "Sentech Ltd", "PrivateBag X06", "Honeydew", "2040", "South Africa" ],
    "city" : "Honeydew",
    "zip_code" : "2040",
    "country" : "SOUTH AFRICA",
    "phone" : [ "+27-11-471-4625" ],
    "fax_no" : [ "+27-11-471-4791" ],
    "mnt_by" : [ "GENERATED-G0QILFYRMJQLPF34S1ZBPXAPNWXFZJL8-MNT" ],
    "source" : "AFRINIC",
    "addressCountry" : "SOUTH AFRICA"
  }, {
    "handle" : "SN42-AFRINIC",
    "name" : "Settlers Ngobeni",
    "address" : [ "Octave Street, Radiokop", "Johannesburg 2040", "South Africa", "Johannesburg 2040", "South Africa" ],
    "street" : "Octave Street",
    "city" : "Johannesburg",
    "zip_code" : "2040",
    "country" : "SOUTH AFRICA",
    "phone" : [ "+27-11-471-4527" ],
    "mnt_by" : [ "GENERATED-EK6VTD79G2VK6KARFNTJ6LJR3PDQRZ9G-MNT" ],
    "source" : "AFRINIC",
    "addressCountry" : "SOUTH AFRICA"
  } ],
  "technical_contacts" : [ {
    "handle" : "JM7-AFRINIC",
    "name" : "Jack Malebatsa",
    "address" : [ "Private Bag X06", "Honeydew 2040", "South Africa" ],
    "city" : "Honeydew",
    "zip_code" : "2040",
    "country" : "SOUTH AFRICA",
    "phone" : [ "+27-11-471-4534" ],
    "mnt_by" : [ "GENERATED-QUP4ZFKOOIMTFEZMXKKWEU71GDUE5QZC-MNT" ],
    "source" : "AFRINIC",
    "addressCountry" : "SOUTH AFRICA"
  }, {
    "handle" : "SN42-AFRINIC",
    "name" : "Settlers Ngobeni",
    "address" : [ "Octave Street, Radiokop", "Johannesburg 2040", "South Africa", "Johannesburg 2040", "South Africa" ],
    "street" : "Octave Street",
    "city" : "Johannesburg",
    "zip_code" : "2040",
    "country" : "SOUTH AFRICA",
    "phone" : [ "+27-11-471-4527" ],
    "mnt_by" : [ "GENERATED-EK6VTD79G2VK6KARFNTJ6LJR3PDQRZ9G-MNT" ],
    "source" : "AFRINIC",
    "addressCountry" : "SOUTH AFRICA"
  } ]
}

Peers

AS Number	Description	Country
AS24482	SG.GS	SG
AS209179	AfriCloud LLC	US
AS32653	eNetworks cc	ZA
AS11845	Vox Telecom Ltd	ZA
AS16637	MTN SA	ZA
AS327960	PC Maniacs (Pty) Ltd	ZA
AS37053	RSAWEB (PTY) LTD	ZA
AS328562	Swift Connect Private Company	ZA
AS37239	ICTGlobe Management Pty Ltd	ZA
AS328206	Johannesburg Area Wireless User Group JAWUG	ZA

Upstreams

AS Number	Description	Country
AS39120	Convergenze S.p.A.	IT
AS37468	Angola Cables	AO
AS328748	Agile Solutions Provider PTY LTD	ZA

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ASN Summary

AS22572 – Sentech SOC Ltd

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IP Ranges

Raw Whois Response

Parsed Whois Response

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