ASN AS28999 is an Autonomous System Number used to identify a network for BGP internet routing.

Who manages ASN AS28999?

AS28999 is listed under Siportal 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.

AS28999 Siportal S.r.l. | IPGeolocation.io

ASN Lookup Tool

Siportal S.r.l. siportal.it

IT 3 Routes

AS Data

AS28999

AS28999 – Siportal S.r.l.

AS Number	28999
AS Name	SIPORTAL-AS
Organization	Siportal S.r.l.(org-ss54-ripe)
Country	IT
Website	siportal.it
Number of IPv4 Routes	2
Number of IPv6 Routes	1
ASN type	ISP
Allocation Status	ASSIGNED
Registry	RIPE
Date Allocated	2003-05-05

ASN Intelligence API for production workflows

Use ASN data for AS28999 in automation: routing intelligence, peering analysis, ownership checks, and network observability.

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IP Ranges

Route	Origin	Origin Name	ISP	# IPs
2a03:4400::/29	AS28999	Siportal S.r.l.	Siportal S.r.l.	~634×10²⁷
217.27.112.0/20	AS28999	Siportal S.r.l.	Italy network infrastructure	4096
185.6.88.0/22	AS28999	Siportal S.r.l.	Siportal SRL	1024

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 'AS28914 - AS29090'

as-block:       AS28914 - AS29090
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:        2018-11-22T15:27:31Z
last-modified:  2018-11-22T15:27:31Z
source:         RIPE

% Information related to 'AS28999'

% Abuse contact for 'AS28999' is 'network@siportal.it'

aut-num:        AS28999
as-name:        SIPORTAL-AS
org:            ORG-SS54-RIPE
descr:          SSIX-EXCHANGE
descr:          VIA MAROCCO 24-OLBIA
import:         from AS3257 action pref=10; accept ANY
import:         from AS174 action pref=20; accept ANY
import:         from AS3269 action pref=30; accept ANY
import:         from AS212680 accept AS212680
import:         from AS207237 accept ANY
export:         to AS3257 announce AS28999
export:         to AS6939 announce AS28999:AS-SONATRACH
export:         to AS174 announce AS28999:AS-SONATRACH
export:         to AS3269 announce AS28999
export:         to AS174 announce AS28999
export:         to AS207237 announce ANY
admin-c:        SINA1-RIPE
tech-c:         SINA1-RIPE
status:         ASSIGNED
mnt-by:         RIPE-NCC-END-MNT
mnt-by:         MNT-SIPORTAL
created:        2003-05-05T14:55:35Z
last-modified:  2025-12-29T14:44:04Z
source:         RIPE # Filtered

organisation:   ORG-SS54-RIPE
geoloc:         45.477011 9.102061
country:        IT
org-name:       Siportal S.r.l.
org-type:       LIR
address:        Via Toledo, 5
address:        96016
address:        Lentini (SR)
address:        ITALY
phone:          +39 095 7851511
fax-no:         +39 095 7836540
abuse-c:        AR15887-RIPE
mnt-ref:        MNT-SIPORTAL
mnt-ref:        RIPE-NCC-HM-MNT
mnt-by:         RIPE-NCC-HM-MNT
mnt-by:         MNT-SIPORTAL
created:        2005-11-08T11:44:42Z
last-modified:  2024-01-17T13:24:57Z
source:         RIPE # Filtered
admin-c:        FS1005-RIPE
admin-c:        LN1159-RIPE
admin-c:        GF3261-RIPE

role:           Siportal IP Network Admin
address:        Siportal Srl Via Toledo, 5 96016 Lentini (SR) ITALY
phone:          +39 095 7851511
fax-no:         +39 095 7836540
abuse-mailbox:  abuse@siportal.it
remarks:        +----------------------------------------------
remarks:        | General information: network@siportal.it |
remarks:        | Peering issues: network@siportal.it |
remarks:        | Mail issues: postmaster@siportal.it |
remarks:        | Policy and security: security@siportal.it |
remarks:        +----------------------------------------------
admin-c:        FS1005-RIPE
admin-c:        FE1488-RIPE
tech-c:         FE1488-RIPE
nic-hdl:        SINA1-RIPE
remarks:        Role Account for Siportal IP Network Administrators
remarks:        Managed by Siportal NOC Personnel
mnt-by:         MNT-SIPORTAL
created:        2005-11-09T13:16:33Z
last-modified:  2015-11-09T16:37:44Z
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" : "AS28914 - AS29090",
    "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" : "2018-11-22",
    "date_updated" : "2018-11-22",
    "source" : "RIPE"
  } ],
  "aut_nums" : [ {
    "aut_num" : "AS28999",
    "as_name" : "SIPORTAL-AS",
    "description" : [ "SSIX-EXCHANGE", "VIA MAROCCO 24-OLBIA" ],
    "status" : "ASSIGNED",
    "import" : [ "from AS3257 action pref=10; accept ANY", "from AS174 action pref=20; accept ANY", "from AS3269 action pref=30; accept ANY", "from AS212680 accept AS212680", "from AS207237 accept ANY" ],
    "export" : [ "to AS3257 announce AS28999", "to AS6939 announce AS28999:AS-SONATRACH", "to AS174 announce AS28999:AS-SONATRACH", "to AS3269 announce AS28999", "to AS174 announce AS28999", "to AS207237 announce ANY" ],
    "organization" : "ORG-SS54-RIPE",
    "admin_contacts" : [ "SINA1-RIPE" ],
    "tech_contacts" : [ "SINA1-RIPE" ],
    "mnt_by" : [ "RIPE-NCC-END-MNT", "MNT-SIPORTAL" ],
    "date_created" : "2003-05-05",
    "date_updated" : "2025-12-29",
    "source" : "RIPE"
  } ],
  "organization" : {
    "handle" : "ORG-SS54-RIPE",
    "name" : "Siportal S.r.l.",
    "type" : "LIR",
    "address" : [ "Via Toledo, 5", "96016", "Lentini (SR)", "ITALY" ],
    "street" : "Via Toledo",
    "city" : "Lentini",
    "district" : "Sr",
    "zip_code" : "96016",
    "country" : [ "IT" ],
    "latitude" : 45.477011,
    "longitude" : 9.102061,
    "phone" : [ "+39 095 7851511" ],
    "fax_no" : [ "+39 095 7836540" ],
    "admin_contacts" : [ "FS1005-RIPE", "LN1159-RIPE", "GF3261-RIPE" ],
    "abuse_contacts" : [ "AR15887-RIPE" ],
    "mnt_ref" : [ "MNT-SIPORTAL", "RIPE-NCC-HM-MNT" ],
    "mnt_by" : [ "RIPE-NCC-HM-MNT", "MNT-SIPORTAL" ],
    "date_created" : "2005-11-08",
    "date_updated" : "2024-01-17",
    "source" : "RIPE",
    "addressCountry" : "ITALY"
  },
  "administrative_contacts" : [ {
    "handle" : "SINA1-RIPE",
    "name" : "Siportal IP Network Admin",
    "address" : [ "Siportal Srl Via Toledo, 5 96016 Lentini (SR) ITALY" ],
    "street" : "Via Toledo",
    "city" : "Lentini",
    "district" : "Sr",
    "zip_code" : "96016",
    "country" : "ITALY",
    "abuse_mailbox" : [ "abuse@siportal.it" ],
    "phone" : [ "+39 095 7851511" ],
    "fax_no" : [ "+39 095 7836540" ],
    "admin_contacts" : [ "FS1005-RIPE", "FE1488-RIPE" ],
    "tech_contacts" : [ "FE1488-RIPE" ],
    "remarks" : [ "+----------------------------------------------", "| General information: network@siportal.it |", "| Peering issues: network@siportal.it |", "| Mail issues: postmaster@siportal.it |", "| Policy and security: security@siportal.it |", "+----------------------------------------------", "Role Account for Siportal IP Network Administrators", "Managed by Siportal NOC Personnel" ],
    "mnt_by" : [ "MNT-SIPORTAL" ],
    "date_created" : "2005-11-09",
    "date_updated" : "2015-11-09",
    "source" : "RIPE",
    "addressCountry" : "ITALY"
  } ],
  "technical_contacts" : [ {
    "handle" : "SINA1-RIPE",
    "name" : "Siportal IP Network Admin",
    "address" : [ "Siportal Srl Via Toledo, 5 96016 Lentini (SR) ITALY" ],
    "street" : "Via Toledo",
    "city" : "Lentini",
    "district" : "Sr",
    "zip_code" : "96016",
    "country" : "ITALY",
    "abuse_mailbox" : [ "abuse@siportal.it" ],
    "phone" : [ "+39 095 7851511" ],
    "fax_no" : [ "+39 095 7836540" ],
    "admin_contacts" : [ "FS1005-RIPE", "FE1488-RIPE" ],
    "tech_contacts" : [ "FE1488-RIPE" ],
    "remarks" : [ "+----------------------------------------------", "| General information: network@siportal.it |", "| Peering issues: network@siportal.it |", "| Mail issues: postmaster@siportal.it |", "| Policy and security: security@siportal.it |", "+----------------------------------------------", "Role Account for Siportal IP Network Administrators", "Managed by Siportal NOC Personnel" ],
    "mnt_by" : [ "MNT-SIPORTAL" ],
    "date_created" : "2005-11-09",
    "date_updated" : "2015-11-09",
    "source" : "RIPE",
    "addressCountry" : "ITALY"
  } ]
}

Peers

AS Number	Description	Country
AS24482	SG.GS	SG
AS64445	Michele Pietravalle trading as NetJoin	IT
AS203462	NOVACONN SRL	IT
AS6939	Hurricane Electric LLC	US
AS6204	ZET.NET IP Transit	RO
AS34428	Giulio Lo Presti	IT
AS212680	SONATRACH RAFFINERIA ITALIANA S.R.L.	IT
AS57111	NOVA NETWORKS S.R.L.	IT
AS20912	Giuliano Claudio Peritore trading as Panservice s.a.s. di Cuseo Fabrizio & C.	IT
AS20912	Giuliano Claudio Peritore trading as "Panservice s.a.s. di Cuseo Fabrizio & C."	IT

Upstreams

AS Number	Description	Country
AS8218	operated Upstreamnet gmbh	FR
AS4455	IX Reach Ltd	GB
AS6204	ZET.NET IP Transit	RO
AS24961	WIIT AG	DE
AS6939	Hurricane Electric LLC	US
AS216309	InvisionTech Group S.r.l.	IT
AS9009	M247 Europe SRL	RO
AS174	Cogent Communications, LLC	US
AS137409	GSL Networks Pty LTD	AU

Downstreams

AS Number	Description	Country
AS207237	Sibiz S.R.L	IT
AS212680	SONATRACH RAFFINERIA ITALIANA S.R.L.	IT

Legacy Routes

185.162.36.0/22