42.81.38.0/23

AS17638  ·  ASN for TIANJIN Provincial Net of CT

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Summary

Country China
Domain chinatelecom.cn
ASN AS17638
Parent Range 42.80.0.0/15
Registry APNIC
ID CHINANET-TJ

WHOIS Details

inetnum:        42.80.0.0 - 42.81.255.255
netname:        CHINANET-TJ
descr:          CHINANET TIANJIN PROVINCE NETWORK
descr:          China Telecom
descr:          NO.11 LIUJING ROAD,HEDONG DISTRICT,TIANJIN
country:        CN
admin-c:        CH93-AP
tech-c:         AT370-AP
abuse-c:        AC1573-AP
status:         ALLOCATED PORTABLE
remarks:        service provider
remarks:        --------------------------------------------------------
remarks:        To report network abuse, please contact mnt-irt
remarks:        For troubleshooting, please contact tech-c and admin-c
remarks:        Report invalid contact via www.apnic.net/invalidcontact
remarks:        --------------------------------------------------------
notify:         tjipadmin@163.com
mnt-by:         APNIC-HM
mnt-lower:      MAINT-CHINANET-TJ
mnt-routes:     MAINT-CHINANET-TJ
mnt-irt:        IRT-CHINANET-CN
last-modified:  2021-06-15T08:05:18Z
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:  2025-11-18T00:26:23Z
source:         APNIC

role:           ABUSE CHINANETCN
country:        ZZ
address:        No.31 ,jingrong street,beijing
address:        100032
phone:          +000000000
e-mail:         anti-spam@chinatelecom.cn
admin-c:        CH93-AP
tech-c:         CH93-AP
nic-hdl:        AC1573-AP
remarks:        Generated from irt object IRT-CHINANET-CN
remarks:        anti-spam@chinatelecom.cn was validated on 2025-11-13
abuse-mailbox:  anti-spam@chinatelecom.cn
mnt-by:         APNIC-ABUSE
last-modified:  2025-11-13T14:15:15Z
source:         APNIC

person:         admin tjtele
nic-hdl:        AT370-AP
e-mail:         tjipback@yahoo.com
address:        No.11 LIUJING ROAD ,HEDONG ,TIANJIN,CHINA
phone:          +86-22-85580499
fax-no:         +86-22-85580970
country:        CN
mnt-by:         MAINT-CHINANET-TJ
last-modified:  2014-04-01T03:31:13Z
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

Overlapping Ranges

BGP prefixes that contain 42.81.38.0/23

Range ASN Company Num of IPs
42.80.0.0/15 AS17638 CHINANET TIANJIN PROVINCE NETWORK 131,072
42.80.0.0/15 AS58542 CHINANET TIANJIN PROVINCE NETWORK 131,072

Nearby Ranges

BGP prefixes that overlap with 42.81.0.0/16

Range ASN Company Num of IPs
42.80.0.0/15 AS17638 CHINANET TIANJIN PROVINCE NETWORK 131,072
42.80.0.0/15 AS58542 CHINANET TIANJIN PROVINCE NETWORK 131,072

Hosted domains

There are no domains currently hosted on this ASN.

Hosted domains API

Our Hosted Domains API, or Reverse IP API returns a full list of domains that are hosted on a single IP address.
Useful for Cybersecurity

Pingable IPs

No IPs in this range replied to an ICMP ping during our most recent internet scan. Learn more.

Other Pingable IPs

Below is a random selection of 25 IPs that replied to an ICMP ping during our most recent internet scan.

IP Address ASN Details
46.190.107.71 AS25472 Nova Telecommunications & Media Single Member S.A 11.34ms from Athens, GR
76.182.98.183 AS11426 Charter Communications Inc 10.29ms from Charlotte, US
174.16.66.183 AS209 CenturyLink Communications, LLC 2.96ms from Denver, US
89.0.230.135 AS8422 NetCologne Gesellschaft fur Telekommunikation mbH 3.92ms from Duesseldorf, DE
35.207.127.215 AS15169 Google LLC 0.11ms from Frankfurt am Main, DE
79.224.238.183 AS3320 Deutsche Telekom AG 5.12ms from Frankfurt am Main, DE
36.24.111.183 AS4134 CHINANET-BACKBONE 5.61ms from Hangzhou, CN
148.137.97.7 AS7150 Commonwealth University of Pennsylvania 6.84ms from New York City, US
69.72.18.135 AS20149 NHL Enterprises, Inc. 2.50ms from Philadelphia, US
132.177.229.231 AS11745 University System of New Hampshire 5.00ms from Providence, US
98.216.227.183 AS7922 Comcast Cable Communications, LLC 6.88ms from Providence, US
73.134.205.167 AS7922 Comcast Cable Communications, LLC 9.49ms from Reston, US
151.53.188.87 AS1267 WIND TRE S.P.A. 4.21ms from Rome, IT
52.196.199.7 AS16509 Amazon.com, Inc. 0.18ms from Tokyo, JP
139.180.202.23 AS20473 The Constant Company, LLC 0.24ms from Tokyo, JP
115.61.53.135 AS4837 CHINA UNICOM China169 Backbone 3.98ms from Zhengzhou, CN
213.211.102.23 AS9198 JSC Kazakhtelecom 2.04ms from Almaty, KZ
110.243.86.215 AS4837 CHINA UNICOM China169 Backbone 14.83ms from Beijing, CN
120.61.29.199 AS9829 National Internet Backbone 13.81ms from Bengaluru, IN
172.175.161.71 AS8075 Microsoft Corporation 0.29ms from Boydton, US
98.193.100.23 AS7922 Comcast Cable Communications, LLC 3.93ms from Chicago, US
34.171.153.71 AS396982 Google LLC 0.38ms from Council Bluffs, US
106.211.32.55 AS45609 Bharti Airtel Ltd. AS for GPRS Service 5.29ms from Delhi, IN
182.153.42.167 AS17924 SmarTone Mobile Communications Ltd 16.00ms from Hong Kong, HK
217.216.193.183 AS9304 HGC Global Communications Limited 3.01ms from Hong Kong, HK

Traceroute

Below is a recent traceroute taken from the IPinfo ProbeNet to an IP in this range. Learn more.

$
traceroute -a -n -q1 -f3 -m14 42.81.39.248
traceroute to 42.81.39.248 (42.81.39.248): 14 hops max, 52 byte packets
3 [AS749] 7.152.4.86 1.599 ms
4 [AS749] 7.152.10.110 1.422 ms
5 *
6 *
8 *
9 [AS4134] 202.97.124.101 27.727 ms
10 *
11 [AS17638] 219.150.38.162 30.893 ms
12 *
13 *
14 *
Measurement taken from IPinfo ProbeNet in Qingyang, CN
On

What are IP address ranges?

IP address ranges, or netblocks, are groups of related IP addresses. They are usually represented as a base IP address, followed by a slash, and then a netmask which represents how many IP addresses are contained within the netblock. This format is known as CIDR. You'll also sometimes see netblocks given as a start ip address, and an end ip address, or an ip address range.

Traffic works its way around the internet based on the routing table, which contains a list of networks and their associated netblocks.

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