ASN AS37501 is an Autonomous System Number used to identify a network for BGP internet routing.

Who manages ASN AS37501?

AS37501 is listed under University of the Free State.

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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AS37501 University of the Free State

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AS Data

IP Routes

Raw Whois

Parsed Whois

Peers

Upstreams

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Contacts

Legacy Routes

University of the Free State ufs.ac.za

ZA 13 Routes

AS Data

AS37501

AS37501 – University of the Free State

AS Number	37501
AS Name	UOFS
Organization	University of the Free State (org-uotf1-afrinic)
Country	ZA
Website	ufs.ac.za
Number of IPv4 Routes	11
Number of IPv6 Routes	2
ASN type	EDUCATION
Allocation Status	ASSIGNED
Registry	AFRINIC
Date Allocated	N/A

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Use ASN data for AS37501 in automation: routing intelligence, peering analysis, ownership checks, and network observability.

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IP Ranges

Route	Origin	Origin Name	ISP	# IPs
196.21.184.0/24	AS37501	University of the Free State	Tertiary Education and Research Network of South Africa	256
2001:43f8:770::/46	AS37501	University of the Free State	University of the Free State	~5×10²⁴
146.182.0.0/16	AS37501	University of the Free State	University of the Free State	65536
196.21.158.0/24	AS37501	University of the Free State	Tertiary Education and Research Network of South Africa	256
196.21.40.0/24	AS37501	University of the Free State	University of the Free State	256
196.21.180.0/23	AS37501	University of the Free State	Tertiary Education and Research Network of South Africa	512
2001:4200:5000::/48	AS37501	University of the Free State	University of the Free State	~1×10²⁴
196.254.0.0/16	AS37501	University of the Free State	University of the Free State	65536
146.182.128.0/17	AS37501	University of the Free State	University of the Free State	32768
196.255.0.0/16	AS37501	University of the Free State	University of the Free State	65536
196.21.159.0/24	AS37501	University of the Free State	Tertiary Education and Research Network of South Africa	256
196.21.182.0/23	AS37501	University of the Free State	Tertiary Education and Research Network of South Africa	512
146.182.0.0/17	AS37501	University of the Free State	University of the Free State	32768

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 'AS37501'

% No abuse contact registered for AS37501

aut-num:        AS37501
as-name:        UOFS
descr:          University of the Free State
status:         ASSIGNED
admin-c:        LM16-AFRINIC
admin-c:        FO40-AFRINIC
tech-c:         LM16-AFRINIC
org:            ORG-UotF1-AFRINIC
mnt-by:         AFRINIC-HM-MNT
mnt-lower:      UFS-MNT
mnt-routes:     UFS-MNT
source:         AFRINIC # Filtered

organisation:   ORG-UotF1-AFRINIC
org-name:       University of the Free State
org-type:       EU-PI
country:        ZA
address:        205 Nelson Mandela Drive
address:        Bloemfontein  9301
phone:          tel:+27-51-401-2814
phone:          tel:+27-51-401-2814
fax-no:         tel:+27-51-401-2765
admin-c:        FO40-AFRINIC
admin-c:        LM16-AFRINIC
tech-c:         LM16-AFRINIC
mnt-ref:        AFRINIC-HM-MNT
mnt-ref:        UFS-MNT
mnt-by:         AFRINIC-HM-MNT
source:         AFRINIC # Filtered

person:         Faranah Osman
address:        University of the Free State
address:        ICT Services, 205 Nelson Mandela Dr
address:        Park West
address:        Bloemfontein 9300
address:        South Africa
phone:          tel:+27-82-335-3500
nic-hdl:        FO40-AFRINIC
source:         AFRINIC # Filtered
mnt-by:         GENERATED-AFDUKGVMELGKAMVL3GFUXLF1YJQSMD5T-MNT

person:         Louis Marais
nic-hdl:        LM16-AFRINIC
address:        University of the Free State
address:        205 Nelson Mandela Drive
address:        Bloemfontein
address:        9301
address:        ZA
address:        Bloemfontein 9301
address:        South Africa
phone:          tel:+27-51-401-2752
fax-no:         tel:+27-51-401-2765
mnt-by:         GENERATED-WBGKJXKVSBI2YS8OKH8NKQRMLMBVP3M5-MNT
source:         AFRINIC # Filtered

Parsed Whois Response

{
  "status" : true,
  "whois_server" : "whois.afrinic.net",
  "aut_nums" : [ {
    "aut_num" : "AS37501",
    "as_name" : "UOFS",
    "description" : [ "University of the Free State" ],
    "status" : "ASSIGNED",
    "organization" : "ORG-UotF1-AFRINIC",
    "admin_contacts" : [ "LM16-AFRINIC", "FO40-AFRINIC" ],
    "tech_contacts" : [ "LM16-AFRINIC" ],
    "mnt_lower" : [ "UFS-MNT" ],
    "mnt_routes" : [ "UFS-MNT" ],
    "mnt_by" : [ "AFRINIC-HM-MNT" ],
    "source" : "AFRINIC"
  } ],
  "organization" : {
    "handle" : "ORG-UotF1-AFRINIC",
    "name" : "University of the Free State",
    "type" : "EU-PI",
    "address" : [ "205 Nelson Mandela Drive", "Bloemfontein  9301" ],
    "street" : "Nelson Mandela Drive",
    "city" : "Bloemfontein",
    "zip_code" : "9301",
    "country" : [ "ZA" ],
    "phone" : [ "+27-51-401-2814", "+27-51-401-2814" ],
    "fax_no" : [ "+27-51-401-2765" ],
    "admin_contacts" : [ "FO40-AFRINIC", "LM16-AFRINIC" ],
    "tech_contacts" : [ "LM16-AFRINIC" ],
    "mnt_ref" : [ "AFRINIC-HM-MNT", "UFS-MNT" ],
    "mnt_by" : [ "AFRINIC-HM-MNT" ],
    "source" : "AFRINIC"
  },
  "administrative_contacts" : [ {
    "handle" : "LM16-AFRINIC",
    "name" : "Louis Marais",
    "address" : [ "University of the Free State", "205 Nelson Mandela Drive", "Bloemfontein", "9301", "ZA", "Bloemfontein 9301", "South Africa" ],
    "street" : "Za Bloemfontein",
    "city" : "Bloemfontein",
    "zip_code" : "9301",
    "country" : "SOUTH AFRICA",
    "phone" : [ "+27-51-401-2752" ],
    "fax_no" : [ "+27-51-401-2765" ],
    "mnt_by" : [ "GENERATED-WBGKJXKVSBI2YS8OKH8NKQRMLMBVP3M5-MNT" ],
    "source" : "AFRINIC",
    "addressCountry" : "SOUTH AFRICA"
  }, {
    "handle" : "FO40-AFRINIC",
    "name" : "Faranah Osman",
    "address" : [ "University of the Free State", "ICT Services, 205 Nelson Mandela Dr", "Park West", "Bloemfontein 9300", "South Africa" ],
    "street" : "Nelson Mandela Dr",
    "city" : "Bloemfontein",
    "zip_code" : "9300",
    "country" : "SOUTH AFRICA",
    "phone" : [ "+27-82-335-3500" ],
    "mnt_by" : [ "GENERATED-AFDUKGVMELGKAMVL3GFUXLF1YJQSMD5T-MNT" ],
    "source" : "AFRINIC",
    "addressCountry" : "SOUTH AFRICA"
  } ],
  "technical_contacts" : [ {
    "handle" : "LM16-AFRINIC",
    "name" : "Louis Marais",
    "address" : [ "University of the Free State", "205 Nelson Mandela Drive", "Bloemfontein", "9301", "ZA", "Bloemfontein 9301", "South Africa" ],
    "street" : "Za Bloemfontein",
    "city" : "Bloemfontein",
    "zip_code" : "9301",
    "country" : "SOUTH AFRICA",
    "phone" : [ "+27-51-401-2752" ],
    "fax_no" : [ "+27-51-401-2765" ],
    "mnt_by" : [ "GENERATED-WBGKJXKVSBI2YS8OKH8NKQRMLMBVP3M5-MNT" ],
    "source" : "AFRINIC",
    "addressCountry" : "SOUTH AFRICA"
  } ]
}

Peers

AS Number	Description	Country
AS2018	TENET 1	ZA

Upstreams

AS Number	Description	Country
AS2018	TENET 1	ZA

ASN Lookup Tool

ASN Summary

AS37501 – University of the Free State

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IP Ranges

Raw Whois Response

Parsed Whois Response

Peers

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