What is ASN AS212154?

ASN AS212154 is an Autonomous System Number used to identify a network for BGP internet routing.

Who manages ASN AS212154?

AS212154 is listed under Saru Network.

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.

AS212154 Saru Network | IPGeolocation.io

ASN Lookup Tool

Saru Network saru.moe

TW 3 Routes

AS Data

AS212154

AS212154 – Saru Network

AS Number	212154
AS Name	SARUNETWORK-AS
Organization	Saru Network (org-wt57-ripe)
Country	TW
Website	saru.moe
Number of IPv4 Routes	0
Number of IPv6 Routes	3
ASN type	INDIVIDUAL
Allocation Status	ASSIGNED
Registry	RIPE
Date Allocated	2022-08-10

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IP Ranges

Route	Origin	Origin Name	ISP	# IPs
2a0e:b107:1c0f::/48	AS212154	Saru Network	Saru Network SBIP6 AnyC	~1×10²⁴
2a05:dfc3:fd0f::/48	AS212154	Saru Network	Wei Cheng Tsai	~1×10²⁴
2a0e:8f02:f047::/48	AS212154	Saru Network	Wei Cheng Tsai	~1×10²⁴

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 'AS208189 - AS214345'

as-block:       AS208189 - AS214345
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:        2026-02-12T14:40:05Z
last-modified:  2026-02-12T14:40:05Z
source:         RIPE

% Information related to 'AS212154'

% Abuse contact for 'AS212154' is 'abuse@saru.moe'

aut-num:        AS212154
descr:          Saru Network
as-name:        SARUNETWORK-AS
org:            ORG-WT57-RIPE
sponsoring-org: ORG-ICL64-RIPE
admin-c:        WT1624-RIPE
tech-c:         WT1624-RIPE
remarks:        --------------------------------
remarks:        Website: https://as.saru.moe/
remarks:        --------------------------------
remarks:        == Servperso ==
import:         from AS34872 accept ANY
export:         to AS34872 announce AS-SARUNETWORK
export:         to AS34872 announce AS212154
remarks:        == Freetransit ==
import:         from AS41051 accept ANY
export:         to AS41051 announce AS-SARUNETWORK
export:         to AS41051 announce AS212154
remarks:        == Route64 ==
import:         from AS212895 accept ANY
export:         to AS212895 announce AS-SARUNETWORK
export:         to AS212895 announce AS212154
remarks:        == Hop179 ==
import:         from AS11967 accept ANY
export:         to AS11967 announce AS-SARUNETWORK
export:         to AS11967 announce AS212154
remarks:        == BGPTunnel by iFog ==
import:         from AS209533 accept ANY
export:         to AS209533 announce AS-SARUNETWORK
export:         to AS209533 announce AS212154
remarks:        == Securebit ==
import:         from AS58057 accept ANY
export:         to AS58057 announce AS-SARUNETWORK
export:         to AS58057 announce AS212154
remarks:        --------------------------------
remarks:        == LocIX DUS ==
import:         from AS202409 accept AS-LOCIX
export:         to AS202409 announce AS-SARUNETWORK
remarks:        == Poema IX ==
import:         from AS199594 accept AS-KSKB-IX
export:         to AS199594 announce AS-SARUNETWORK
remarks:        --------------------------------
remarks:        LAGRANGE.CLOUD-150ba24f4e69d3b9951c8169e0d24288
status:         ASSIGNED
mnt-by:         RIPE-NCC-END-MNT
mnt-by:         SARU-MNT
created:        2022-08-10T07:06:52Z
last-modified:  2026-03-31T12:00:51Z
source:         RIPE

organisation:   ORG-WT57-RIPE
org-name:       Wei-Cheng Tsai
country:        TW
org-type:       OTHER
address:        P.O.BOX 125 Taishan Tongrong
address:        New Taipei City 243947
address:        Taiwan ( R.O.C.)
admin-c:        WT1624-RIPE
abuse-c:        ACRO49127-RIPE
mnt-ref:        SARU-MNT
mnt-ref:        OPENFACTORY-NOC
mnt-ref:        SBMT
mnt-ref:        HYEHOST-MNT
mnt-by:         SARU-MNT
created:        2022-07-15T17:19:17Z
last-modified:  2025-02-04T15:57:29Z
source:         RIPE # Filtered

person:         Wei-Cheng Tsai
address:        P.O.BOX 125 Taishan Tongrong
address:        New Taipei City 243947
address:        Taiwan ( R.O.C.)
phone:          +1 (657) 206-4266
phone:          +39 06 9291 6109
remarks:        * Only English or Chinese for phone calls
nic-hdl:        WT1624-RIPE
mnt-by:         SARU-MNT
created:        2022-07-15T17:02:08Z
last-modified:  2022-08-11T02:03:12Z
source:         RIPE

% This query was served by the RIPE Database Query Service version 1.121.2 (ABERDEEN)

Parsed Whois Response

{
  "status" : true,
  "whois_server" : "whois.ripe.net",
  "as_blocks" : [ {
    "as_block" : "AS208189 - AS214345",
    "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" : "2026-02-12",
    "date_updated" : "2026-02-12",
    "source" : "RIPE"
  } ],
  "aut_nums" : [ {
    "aut_num" : "AS212154",
    "as_name" : "SARUNETWORK-AS",
    "description" : [ "Saru Network" ],
    "status" : "ASSIGNED",
    "import" : [ "from AS34872 accept ANY", "from AS41051 accept ANY", "from AS212895 accept ANY", "from AS11967 accept ANY", "from AS209533 accept ANY", "from AS58057 accept ANY", "from AS202409 accept AS-LOCIX", "from AS199594 accept AS-KSKB-IX" ],
    "export" : [ "to AS34872 announce AS-SARUNETWORK", "to AS34872 announce AS212154", "to AS41051 announce AS-SARUNETWORK", "to AS41051 announce AS212154", "to AS212895 announce AS-SARUNETWORK", "to AS212895 announce AS212154", "to AS11967 announce AS-SARUNETWORK", "to AS11967 announce AS212154", "to AS209533 announce AS-SARUNETWORK", "to AS209533 announce AS212154", "to AS58057 announce AS-SARUNETWORK", "to AS58057 announce AS212154", "to AS202409 announce AS-SARUNETWORK", "to AS199594 announce AS-SARUNETWORK" ],
    "organization" : "ORG-WT57-RIPE",
    "sponsoring_organization" : "ORG-ICL64-RIPE",
    "admin_contacts" : [ "WT1624-RIPE" ],
    "tech_contacts" : [ "WT1624-RIPE" ],
    "remarks" : [ "--------------------------------", "Website: https://as.saru.moe/", "--------------------------------", "== Servperso ==", "== Freetransit ==", "== Route64 ==", "== Hop179 ==", "== BGPTunnel by iFog ==", "== Securebit ==", "--------------------------------", "== LocIX DUS ==", "== Poema IX ==", "--------------------------------", "LAGRANGE.CLOUD-150ba24f4e69d3b9951c8169e0d24288" ],
    "mnt_by" : [ "RIPE-NCC-END-MNT", "SARU-MNT" ],
    "date_created" : "2022-08-10",
    "date_updated" : "2026-03-31",
    "source" : "RIPE"
  } ],
  "organization" : {
    "handle" : "ORG-WT57-RIPE",
    "name" : "Wei-Cheng Tsai",
    "type" : "OTHER",
    "address" : [ "P.O.BOX 125 Taishan Tongrong", "New Taipei City 243947", "Taiwan ( R.O.C.)" ],
    "street" : "P.o.box 125 Taishan Tongrong",
    "city" : "New Taipei City",
    "zip_code" : "243947",
    "country" : [ "TW" ],
    "admin_contacts" : [ "WT1624-RIPE" ],
    "abuse_contacts" : [ "ACRO49127-RIPE" ],
    "mnt_ref" : [ "SARU-MNT", "OPENFACTORY-NOC", "SBMT", "HYEHOST-MNT" ],
    "mnt_by" : [ "SARU-MNT" ],
    "date_created" : "2022-07-15",
    "date_updated" : "2025-02-04",
    "source" : "RIPE",
    "addressCountry" : "TAIWAN R.O.C."
  },
  "administrative_contacts" : [ {
    "handle" : "WT1624-RIPE",
    "name" : "Wei-Cheng Tsai",
    "address" : [ "P.O.BOX 125 Taishan Tongrong", "New Taipei City 243947", "Taiwan ( R.O.C.)" ],
    "street" : "P.o.box 125 Taishan Tongrong",
    "city" : "New Taipei City",
    "zip_code" : "243947",
    "country" : "TAIWAN R.O.C.",
    "phone" : [ "+1 (657) 206-4266", "+39 06 9291 6109" ],
    "remarks" : [ "* Only English or Chinese for phone calls" ],
    "mnt_by" : [ "SARU-MNT" ],
    "date_created" : "2022-07-15",
    "date_updated" : "2022-08-11",
    "source" : "RIPE",
    "addressCountry" : "TAIWAN R.O.C."
  } ],
  "technical_contacts" : [ {
    "handle" : "WT1624-RIPE",
    "name" : "Wei-Cheng Tsai",
    "address" : [ "P.O.BOX 125 Taishan Tongrong", "New Taipei City 243947", "Taiwan ( R.O.C.)" ],
    "street" : "P.o.box 125 Taishan Tongrong",
    "city" : "New Taipei City",
    "zip_code" : "243947",
    "country" : "TAIWAN R.O.C.",
    "phone" : [ "+1 (657) 206-4266", "+39 06 9291 6109" ],
    "remarks" : [ "* Only English or Chinese for phone calls" ],
    "mnt_by" : [ "SARU-MNT" ],
    "date_created" : "2022-07-15",
    "date_updated" : "2022-08-11",
    "source" : "RIPE",
    "addressCountry" : "TAIWAN R.O.C."
  } ]
}

Peers

AS Number	Description	Country
AS60326	0xDEADBEEF LTD	SC
AS199594	Poema eXchange LLC	US
AS209533	iFog GmbH	CH
AS58057	Securebit AG	CH
AS56662	Marcin Gondek	PL
AS34927	iFog GmbH	CH
AS8298	IPng Networks GmbH	CH
AS212895	Johannes Ernst	DE
AS41051	FREETRANSIT Project	CH
AS34872	Sarah Rossius trading as Servperso Systems	BE

Upstreams

AS Number	Description	Country
AS34872	Sarah Rossius trading as Servperso Systems	BE
AS209533	iFog GmbH	CH
AS25091	IP Max SA	ZZ
AS8298	IPng Networks GmbH	CH
AS212895	Johannes Ernst	DE