ASN AS18233 is an Autonomous System Number used to identify a network for BGP internet routing.

Who manages ASN AS18233?

AS18233 is listed under Philippine Telelgraph & Telephone.

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.

AS18233 Philippine Telelgraph & Telephone

Philippine Telelgraph & Telephone ptt.com.ph

PH 43 Routes

AS Data

AS18233

AS18233 – Philippine Telelgraph & Telephone

AS Number	18233
AS Name	PTTNET
Organization	Philippine Telelgraph & Telephone(org-ptt1-ap)
Country	PH
Website	ptt.com.ph
Number of IPv4 Routes	42
Number of IPv6 Routes	1
ASN type	ISP
Registry	APNIC
Date Allocated	N/A

ASN Intelligence API for production workflows

Use ASN data for AS18233 in automation: routing intelligence, peering analysis, ownership checks, and network observability.

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IP Ranges

Route	Origin	Origin Name	ISP	# IPs
203.160.173.0/24	AS18233	Philippine Telelgraph & Telephone	Philippine Telelgraph & Telephone	256
203.160.160.0/24	AS18233	Philippine Telelgraph & Telephone	Philippine Telelgraph & Telephone	256
203.160.178.0/24	AS18233	Philippine Telelgraph & Telephone	Philippine Telelgraph & Telephone	256
203.160.186.0/24	AS18233	Philippine Telelgraph & Telephone	Philippine Telelgraph & Telephone	256
45.200.6.0/23	AS18233	Philippine Telelgraph & Telephone	Philippine Telegraph and Telephone Corporation	512
2400:8a81::/32	AS18233	Philippine Telelgraph & Telephone	Philippine Telelgraph & Telephone	~79×10²⁷
203.160.190.0/24	AS18233	Philippine Telelgraph & Telephone	Philippine Telelgraph & Telephone	256
45.200.7.0/24	AS18233	Philippine Telelgraph & Telephone	Philippine Telegraph and Telephone Corporation	256
203.160.177.0/24	AS18233	Philippine Telelgraph & Telephone	Philippine Telelgraph & Telephone	256
203.160.181.0/24	AS18233	Philippine Telelgraph & Telephone	Philippine Telelgraph & Telephone	256

Raw Whois Response

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

% Information related to 'AS17653 - AS18431'

as-block:       AS17653 - AS18431
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:  2019-01-08T23:19:07Z
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 'AS18233'

% Abuse contact for 'AS18233' is 'abuse@ptt.com.ph'

aut-num:        AS18233
as-name:        PTTNET
descr:          Philippine Telegraph and Telephone Corporation,
descr:          Spirit of Communications Center Building
descr:          106 Carlos Palanca St. Legazpi Village
descr:          Makati City, Philippines
descr:          SuperCom - GreenDot
descr:          Telecommunications / Internet Service Provider
country:        PH
export:         to AS132454 announce AS18233 AS45499 AS38609
default:        to AS10026 action pref=5; networks ANY
remarks:        www.ptt.net.ph
remarks:        www.supercom.com.ph
remarks:        www.greendot.com.ph
org:            ORG-PTT1-AP
admin-c:        PTTN1-AP
tech-c:         PTTN1-AP
abuse-c:        AP987-AP
notify:         noc@ptt.com.ph
mnt-lower:      MAINT-PH-PTT
mnt-routes:     MAINT-PH-PTT
mnt-by:         APNIC-HM
mnt-irt:        IRT-PTT-PH
last-modified:  2023-03-28T03:04:30Z
source:         APNIC

irt:            IRT-PTT-PH
address:        Spirit of Communications Center Building
address:
e-mail:         noc@ptt.com.ph
abuse-mailbox:  abuse@ptt.com.ph
admin-c:        PTTN1-AP
tech-c:         PTTN1-AP
auth:           # Filtered
remarks:        abuse@ptt.com.ph is valid
remarks:        abuse@ptt.com.ph was validated on 2026-02-17
remarks:        noc@ptt.com.ph was validated on 2026-03-04
mnt-by:         MAINT-PH-PTT
last-modified:  2026-03-04T00:33:16Z
source:         APNIC

organisation:   ORG-PTT1-AP
org-name:       Philippine Telelgraph & Telephone
org-type:       LIR
country:        PH
address:        Spirit of Communications Center Building
address:        # 106 Carlos Palanca Jr. St
address:        Legaspi Village
phone:          +63-2-8726-8888
e-mail:         noc@ptt.com.ph
mnt-ref:        APNIC-HM
mnt-by:         APNIC-HM
last-modified:  2023-09-05T02:14:52Z
source:         APNIC

role:           ABUSE PTTPH
country:        ZZ
address:        Spirit of Communications Center Building
address:
phone:          +000000000
e-mail:         noc@ptt.com.ph
admin-c:        PTTN1-AP
tech-c:         PTTN1-AP
nic-hdl:        AP987-AP
remarks:        Generated from irt object IRT-PTT-PH
remarks:        abuse@ptt.com.ph was validated on 2026-02-17
remarks:        noc@ptt.com.ph was validated on 2026-03-04
abuse-mailbox:  abuse@ptt.com.ph
mnt-by:         APNIC-ABUSE
last-modified:  2026-03-04T00:33:26Z
source:         APNIC

role:           Philippine Telegraph and Telephone Corporation IP Network
address:        Spirit of Communications Center Building
address:        #106 Carlos Palanca St Legaspi Village, Makati City
country:        PH
phone:          +63-2-8159961
fax-no:         +63-2-8159961
remarks:        ###############################################
remarks:        # Send ABUSE reports to abuse@ptt.com.ph #
remarks:        # Send SPAM reports to abuse@ptt.com.ph   #
remarks:        # Please include detailed information and     #
remarks:        # times in UTC                                #
remarks:        ###############################################
remarks:        www.ptt.com.ph
admin-c:        EBP2-AP
tech-c:         EBP2-AP
nic-hdl:        PTTN1-AP
e-mail:         noc@ptt.com.ph
notify:         noc@ptt.com.ph
mnt-by:         MAINT-PH-PTT
last-modified:  2022-07-04T07:39:28Z
source:         APNIC

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

Parsed Whois Response

Peers

AS Number	Description	Country
AS142271	EWS DS Networks Inc	PH
AS38609	American Data Exchange Corporation Ltd.,	PH
AS17895	Cybernet Solutions, Inc	PH
AS63927	RISE ASIA TECHNOLOGY LIMITED	PH
AS140708	VITRO Inc.	PH
AS6939	Hurricane Electric LLC	US
AS18392	Globe Telecom IX Network	PH
AS38909	ARDION LINE WEB DESIGN	PH
AS4779	Philippine Open Internet Exchange	PH
AS4775	Globe Telecoms	PH

Upstreams

AS Number	Description	Country
AS55821	RADIUS TELECOMS, INC.	PH
AS135607	Infinivan Inc.	PH
AS4779	Advanced Science and Technology Institute	PH
AS63927	RISE ASIA TECHNOLOGY LIMITED	PH
AS6939	Hurricane Electric LLC	US

Downstreams

AS Number	Description	Country
AS137406	Airlive Communications Inc.	PH
AS38609	American Data Exchange Corporation Ltd.	PH
AS135607	Infinivan Inc.	PH
AS17895	Cybernet Solutions, Inc	PH
AS38471	BC Net Inc.	PH
AS150000	Data Beam Business Solution	PH
AS140708	VITRO Inc.	PH
AS38909	ARDION LINE WEB DESIGN	PH
AS14110	Genesys Telecommunications Laboratories,Inc.	US
AS132454	Philippine Telelgraph & Telephone	PH