ASN Lookup Tool

China Telecom chinatelecom.cn CN CN 86 Routes

AS Data

AS140638

AS140638China Telecom

AS Number 140638
AS Name CHINANET-IOT-SICHUAN
Organization China Telecom(org-ct1-ap)
Country CN
Website chinatelecom.cn
Number of IPv4 Routes 37
Number of IPv6 Routes 49
ASN type ISP
Registry APNIC
Date Allocated N/A

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Use ASN data for AS140638 in automation: routing intelligence, peering analysis, ownership checks, and network observability.

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IP Ranges

Route # IPs
36.113.180.0/24 256
240e:874:740::/43 ~39×10²⁴
117.61.56.0/21 2048
36.113.211.0/24 256
36.113.216.0/24 256
117.61.61.0/24 256
240e:874:c60::/43 ~39×10²⁴
117.61.0.0/24 256
240e:874:900::/41 ~155×10²⁴
36.113.178.0/24 256

Raw Whois Response

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

% Information related to 'AS140602 - AS141625'

as-block:       AS140602 - AS141625
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:  2019-06-13T01:03:24Z
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 'AS140638'

% Abuse contact for 'AS140638' is 'anti-spam@chinatelecom.cn'

aut-num:        AS140638
as-name:        CHINANET-IOT-SICHUAN
descr:          China Telecom
descr:          Data Network Management Division
descr:          Network Operation & Maintenance Department
descr:          No 19 Chaoyangmen North Street
descr:          Dongcheng District
country:        CN
org:            ORG-CT1-AP
admin-c:        CH93-AP
tech-c:         CH93-AP
abuse-c:        CH93-AP
notify:         zhengzm@chinatelecom.cn
mnt-routes:     MAINT-CHINANET-CN
mnt-by:         APNIC-HM
mnt-irt:        IRT-CHINANET-CN
last-modified:  2020-05-14T02:12:54Z
source:         APNIC

irt:            IRT-CHINANET-CN
address:        No.31 ,jingrong street,beijing
address:        100032
e-mail:         anti-spam@chinatelecom.cn
abuse-mailbox:  anti-spam@chinatelecom.cn
admin-c:        CH93-AP
tech-c:         CH93-AP
auth:           # Filtered
remarks:        anti-spam@chinatelecom.cn was validated on 2025-11-13
mnt-by:         MAINT-CHINANET
last-modified:  2026-03-13T07:12:20Z
source:         APNIC

organisation:   ORG-CT1-AP
org-name:       China Telecom
country:        CN
address:        Data Network Management Division
address:        Network Operation & Maintenance Department
address:        No 19 Chaoyangmen North Street
address:        Dongcheng District
phone:          +86-20-38639251
fax-no:         +86-10-58501060
e-mail:         zhengzm@chinatelecom.cn
mnt-ref:        APNIC-HM
mnt-by:         APNIC-HM
last-modified:  2019-09-16T12:55:07Z
source:         APNIC

person:         Chinanet Hostmaster
nic-hdl:        CH93-AP
e-mail:         anti-spam@chinatelecom.cn
address:        No.31 ,jingrong street,beijing
address:        100032
phone:          +86-10-58501724
fax-no:         +86-10-58501724
country:        CN
mnt-by:         MAINT-CHINANET
last-modified:  2022-02-28T06:53:44Z
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
AS4134 China Telecom Backbone CN
AS4134 CHINANET BACKBONE No.31,Jin rong Street CN

Upstreams

AS Number Description Country
AS4134 CHINANET BACKBONE No.31,Jin rong Street CN

Contacts

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Frequently Asked Questions

ASN AS140638 is an Autonomous System Number used to identify a network for BGP internet routing.
AS140638 is listed under China Telecom.
Peers are lateral network interconnections, upstreams are transit providers, and downstreams are customer networks receiving connectivity.
Routes and IP ranges are the network prefixes announced by the ASN on the internet and show the address space it originates.
WHOIS provides registration and contact context for ASN ownership, administration, and operational reference.
This page previews large ASN datasets. Use See more to load additional rows, and upgrade your plan to view complete peer, route, upstream, and downstream data.