ASN AS55821 is an Autonomous System Number used to identify a network for BGP internet routing.

Who manages ASN AS55821?

AS55821 is listed under RADIUS TELECOMS, INC..

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.

AS55821 RADIUS TELECOMS, INC.

RADIUS TELECOMS, INC. radius.ph

PH 98 Routes

AS Data

AS55821

AS55821 – RADIUS TELECOMS, INC.

AS Number	55821
AS Name	RADIUSTELECOMS-AS-AP
Organization	RADIUS TELECOMS, INC.(org-rti2-ap)
Country	PH
Website	radius.ph
Number of IPv4 Routes	71
Number of IPv6 Routes	27
ASN type	ISP
Registry	APNIC
Date Allocated	N/A

ASN Intelligence API for production workflows

Use ASN data for AS55821 in automation: routing intelligence, peering analysis, ownership checks, and network observability.

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IP Ranges

Route	Origin	Origin Name	ISP	# IPs
2400:6a81::/32	AS55821	RADIUS TELECOMS, INC.	RADIUS TELECOMS, INC.	~79×10²⁷
103.54.87.0/24	AS55821	RADIUS TELECOMS, INC.	RADIUS TELECOMS, INC.	256
155.137.80.0/22	AS55821	RADIUS TELECOMS, INC.	RADIUS TELECOMS, INC.	1024
155.137.104.0/23	AS55821	RADIUS TELECOMS, INC.	PLDT HOME FIBER	512
155.137.96.0/22	AS55821	RADIUS TELECOMS, INC.	PLDT HOME FIBER	1024
110.235.128.0/20	AS55821	RADIUS TELECOMS, INC.	RADIUS TELECOMS, INC.	4096
2400:6a80:d500::/40	AS55821	RADIUS TELECOMS, INC.	RADIUS TELECOMS, INC.	~309×10²⁴
146.88.72.0/22	AS55821	RADIUS TELECOMS, INC.	Radius Telecoms Customer Route	1024
2400:6a80:8300::/40	AS55821	RADIUS TELECOMS, INC.	PLDT HOME FIBER	~309×10²⁴
2400:6a80:9100::/40	AS55821	RADIUS TELECOMS, INC.	PLDT HOME FIBER	~309×10²⁴

Raw Whois Response

% [whois.apnic.net]
% Whois data copyright terms    http://www.apnic.net/db/dbcopyright.html

% Information related to 'AS55296 - AS56319'

as-block:       AS55296 - AS56319
descr:          APNIC ASN block
remarks:        These AS numbers are further assigned by APNIC
remarks:        to APNIC members and end-users in the APNIC region
admin-c:        HM20-AP
tech-c:         HM20-AP
mnt-by:         APNIC-HM
mnt-lower:      APNIC-HM
last-modified:  2009-09-03T01:15:30Z
source:         APNIC

role:           APNIC Hostmaster
address:        6 Cordelia Street
address:        South Brisbane
address:        QLD 4101
country:        AU
phone:          +61 7 3858 3100
fax-no:         +61 7 3858 3199
e-mail:         helpdesk@apnic.net
admin-c:        AMS11-AP
tech-c:         AH256-AP
nic-hdl:        HM20-AP
remarks:        Administrator for APNIC
notify:         hostmaster@apnic.net
mnt-by:         MAINT-APNIC-AP
last-modified:  2013-10-23T04:06:51Z
source:         APNIC

% Information related to 'AS55821'

% Abuse contact for 'AS55821' is 'abuse@radius.ph'

aut-num:        AS55821
as-name:        RADIUSTELECOMS-AS-AP
descr:          RADIUS TELECOMS, INC.
country:        PH
import:         from AS10026 action pref=10; accept ANY
import:         from AS9304 action pref=10; accept ANY
import:         from AS15412 action pref=10; accept ANY
import:         from AS4637 action pref=10; accept ANY
import:         from AS9299 action pref=10; accept ANY
import:         from AS3549 action pref=10; accept ANY
import:         from AS7473 action pref=10; accept ANY
export:         to AS55821 announce AS10026 AS9304 AS15412 AS4637 AS9299 AS3549 AS7473
org:            ORG-RTI2-AP
admin-c:        RTIA1-AP
tech-c:         RTIA1-AP
abuse-c:        AR988-AP
mnt-lower:      MAINT-RTI-PH
mnt-routes:     MAINT-RTI-PH
mnt-by:         APNIC-HM
mnt-irt:        IRT-RTI-PH
last-modified:  2020-07-28T14:27:30Z
source:         APNIC

irt:            IRT-RTI-PH
address:        12F Tower 2 Rockwell Business , Pasig City NCR 1604
e-mail:         corenet.design@radius.ph
abuse-mailbox:  abuse@radius.ph
admin-c:        RTIA1-AP
tech-c:         RTIA1-AP
auth:           # Filtered
remarks:        abuse@radius.ph was validated on 2026-01-19
remarks:        corenet.design@radius.ph was validated on 2026-01-19
mnt-by:         MAINT-RTI-PH
last-modified:  2026-01-19T06:08:45Z
source:         APNIC

organisation:   ORG-RTI2-AP
org-name:       RADIUS TELECOMS, INC.
org-type:       LIR
country:        PH
address:        12F Tower 2 Rockwell Business Center, Meralco Compound
address:        Ortigas Center
phone:          +63-2-8988-5600
fax-no:         +63-2-8584-3907
e-mail:         d.noc@radius.ph
mnt-ref:        APNIC-HM
mnt-by:         APNIC-HM
last-modified:  2023-09-05T02:16:05Z
source:         APNIC

role:           ABUSE RTIPH
country:        ZZ
address:        12F Tower 2 Rockwell Business , Pasig City NCR 1604
phone:          +000000000
e-mail:         corenet.design@radius.ph
admin-c:        RTIA1-AP
tech-c:         RTIA1-AP
nic-hdl:        AR988-AP
remarks:        Generated from irt object IRT-RTI-PH
remarks:        abuse@radius.ph was validated on 2026-01-19
remarks:        corenet.design@radius.ph was validated on 2026-01-19
abuse-mailbox:  abuse@radius.ph
mnt-by:         APNIC-ABUSE
last-modified:  2026-01-19T06:08:53Z
source:         APNIC

role:           RADIUS TELECOMS INC administrator
address:        12F Tower 2 Rockwell Business , Pasig City NCR 1604
country:        PH
phone:          +63 2 988 5600
fax-no:         +63 2 988 5600
e-mail:         d.noc@radius.ph
admin-c:        RTIA1-AP
tech-c:         RTIA1-AP
nic-hdl:        RTIA1-AP
mnt-by:         MAINT-RTI-PH
last-modified:  2020-09-11T22:47:29Z
source:         APNIC

% This query was served by the APNIC Whois Service version 1.88.34 (WHOIS-US2)

Parsed Whois Response

{
  "status" : true,
  "whois_server" : "whois.apnic.net",
  "as_blocks" : [ {
    "as_block" : "AS55296 - AS56319",
    "description" : [ "APNIC ASN block" ],
    "admin_contacts" : [ "HM20-AP" ],
    "tech_contacts" : [ "HM20-AP" ],
    "remarks" : [ "These AS numbers are further assigned by APNIC", "to APNIC members and end-users in the APNIC region" ],
    "mnt_by" : [ "APNIC-HM" ],
    "mnt_lower" : [ "APNIC-HM" ],
    "date_updated" : "2009-09-03",
    "source" : "APNIC"
  } ],
  "aut_nums" : [ {
    "aut_num" : "AS55821",
    "as_name" : "RADIUSTELECOMS-AS-AP",
    "description" : [ "RADIUS TELECOMS, INC." ],
    "country" : "PH",
    "import" : [ "from AS10026 action pref=10; accept ANY", "from AS9304 action pref=10; accept ANY", "from AS15412 action pref=10; accept ANY", "from AS4637 action pref=10; accept ANY", "from AS9299 action pref=10; accept ANY", "from AS3549 action pref=10; accept ANY", "from AS7473 action pref=10; accept ANY" ],
    "export" : [ "to AS55821 announce AS10026 AS9304 AS15412 AS4637 AS9299 AS3549 AS7473" ],
    "organization" : "ORG-RTI2-AP",
    "admin_contacts" : [ "RTIA1-AP" ],
    "tech_contacts" : [ "RTIA1-AP" ],
    "abuse_contacts" : [ "AR988-AP" ],
    "mnt_irt" : [ "IRT-RTI-PH" ],
    "mnt_lower" : [ "MAINT-RTI-PH" ],
    "mnt_routes" : [ "MAINT-RTI-PH" ],
    "mnt_by" : [ "APNIC-HM" ],
    "date_updated" : "2020-07-28",
    "source" : "APNIC"
  } ],
  "irt" : {
    "handle" : "IRT-RTI-PH",
    "address" : [ "12F Tower 2 Rockwell Business , Pasig City NCR 1604" ],
    "street" : "Rockwell Business",
    "city" : "Pasig City",
    "state" : "NCR",
    "zip_code" : "1604",
    "email" : [ "corenet.design@radius.ph" ],
    "abuse_mailbox" : [ "abuse@radius.ph" ],
    "admin_contacts" : [ "RTIA1-AP" ],
    "tech_contacts" : [ "RTIA1-AP" ],
    "remarks" : [ "abuse@radius.ph was validated on 2026-01-19", "corenet.design@radius.ph was validated on 2026-01-19" ],
    "mnt_by" : [ "MAINT-RTI-PH" ],
    "date_updated" : "2026-01-19",
    "source" : "APNIC"
  },
  "organization" : {
    "handle" : "ORG-RTI2-AP",
    "name" : "RADIUS TELECOMS, INC.",
    "type" : "LIR",
    "address" : [ "12F Tower 2 Rockwell Business Center, Meralco Compound", "Ortigas Center" ],
    "country" : [ "PH" ],
    "email" : [ "d.noc@radius.ph" ],
    "phone" : [ "+63-2-8988-5600" ],
    "fax_no" : [ "+63-2-8584-3907" ],
    "mnt_ref" : [ "APNIC-HM" ],
    "mnt_by" : [ "APNIC-HM" ],
    "date_updated" : "2023-09-05",
    "source" : "APNIC"
  },
  "administrative_contacts" : [ {
    "handle" : "RTIA1-AP",
    "name" : "RADIUS TELECOMS INC administrator",
    "address" : [ "12F Tower 2 Rockwell Business , Pasig City NCR 1604" ],
    "street" : "Rockwell Business",
    "city" : "Pasig City",
    "state" : "NCR",
    "zip_code" : "1604",
    "country" : "PH",
    "email" : [ "d.noc@radius.ph" ],
    "phone" : [ "+63 2 988 5600" ],
    "fax_no" : [ "+63 2 988 5600" ],
    "admin_contacts" : [ "RTIA1-AP" ],
    "tech_contacts" : [ "RTIA1-AP" ],
    "mnt_by" : [ "MAINT-RTI-PH" ],
    "date_updated" : "2020-09-11",
    "source" : "APNIC"
  } ],
  "technical_contacts" : [ {
    "handle" : "RTIA1-AP",
    "name" : "RADIUS TELECOMS INC administrator",
    "address" : [ "12F Tower 2 Rockwell Business , Pasig City NCR 1604" ],
    "street" : "Rockwell Business",
    "city" : "Pasig City",
    "state" : "NCR",
    "zip_code" : "1604",
    "country" : "PH",
    "email" : [ "d.noc@radius.ph" ],
    "phone" : [ "+63 2 988 5600" ],
    "fax_no" : [ "+63 2 988 5600" ],
    "admin_contacts" : [ "RTIA1-AP" ],
    "tech_contacts" : [ "RTIA1-AP" ],
    "mnt_by" : [ "MAINT-RTI-PH" ],
    "date_updated" : "2020-09-11",
    "source" : "APNIC"
  } ],
  "abuse_contacts" : [ {
    "handle" : "AR988-AP",
    "name" : "ABUSE RTIPH",
    "address" : [ "12F Tower 2 Rockwell Business , Pasig City NCR 1604" ],
    "street" : "Rockwell Business",
    "city" : "Pasig City",
    "state" : "NCR",
    "zip_code" : "1604",
    "country" : "ZZ",
    "email" : [ "corenet.design@radius.ph" ],
    "abuse_mailbox" : [ "abuse@radius.ph" ],
    "phone" : [ "+000000000" ],
    "admin_contacts" : [ "RTIA1-AP" ],
    "tech_contacts" : [ "RTIA1-AP" ],
    "remarks" : [ "Generated from irt object IRT-RTI-PH", "abuse@radius.ph was validated on 2026-01-19", "corenet.design@radius.ph was validated on 2026-01-19" ],
    "mnt_by" : [ "APNIC-ABUSE" ],
    "date_updated" : "2026-01-19",
    "source" : "APNIC"
  } ]
}

Peers

AS Number	Description	Country
AS18392	Globe Telecom GMCR,INC	PH
AS38304	NTT GLOBAL NETWORKS PRIVATE LIMITED	IN
AS141016	SM Investments Corporation	PH
AS38880	Micron21 Datacentre Pty Ltd	AU
AS132229	8F Tower 2 The Rockwell Business Center	PH
AS14537	Continent 8 LLC	US
AS24179	Globe Telecom GMCR,INC	PH
AS45352	IP ServerOne Solutions Sdn Bhd	MY
AS8529	Zain Omantel International FZ-LLC	AE
AS199524	G-Core Labs S.A.	LU

Upstreams

AS Number	Description	Country
AS9299	Philippine Long Distance Telephone Co.	PH
AS58453	China Mobile International Limited	HK
AS703	Verizon Business	US
AS7195	EDGEUNO S.A.S	CO
AS6939	Hurricane Electric LLC	US
AS8359	MTS PJSC	RU
AS4635	The Hong Kong Internet Exchange Limited	HK
AS6057	Administracion Nacional de Telecomunicaciones	UY
AS8966	EMIRATES TELECOMMUNICATIONS GROUP COMPANY ETISALAT GROUP PJSC	AE
AS2914	NTT America, Inc.	US

Downstreams

AS Number	Description	Country
AS152107	Fiberbro Internet Communication Services Corp.	PH
AS18392	Globe Telecom GMCR,INC	PH
AS59105	Home NOC Operators Group	JP
AS38304	NTT GLOBAL NETWORKS PRIVATE LIMITED	IN
AS141016	SM Investments Corporation	PH
AS9670	Eastern Telecommunications Philippines, Inc.	PH
AS24179	Globe Telecom GMCR,INC	PH
AS65037	IANA - Autonomous System Number	ZZ
AS133198	iOne Resources, Inc.	PH
AS4779	Advanced Science and Technology Institute	PH