42.51.128.0/17

AS56005  ·  Zhengzhou Fastidc Technology Co.,Ltd.

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Summary

Country China
Domain htu.cc
ASN AS56005
Registry APNIC
ID HTU-NET

WHOIS Details

inetnum:        42.51.128.0 - 42.51.255.255
netname:        HTU-NET
descr:          Henan Telcom Union Technology Co., LTD
descr:          73, 18 Buliding, 93 Jingsan Road,
descr:          Zhengzhou City,Henan,China
country:        CN
admin-c:        QW703-AP
tech-c:         LW2337-AP
abuse-c:        AC1910-AP
status:         ALLOCATED NON-PORTABLE
mnt-by:         MAINT-AP-CNISP
mnt-irt:        IRT-CNISP-CN
last-modified:  2021-02-17T13:09:00Z
source:         APNIC

irt:            IRT-CNISP-CN
address:        Beijing CNISP Technology Co., Ltd
e-mail:         [email protected]
abuse-mailbox:  [email protected]
admin-c:        CM2275-AP
tech-c:         CM2275-AP
auth:           # Filtered
remarks:        [email protected] was validated on 2025-12-08
mnt-by:         MAINT-AP-CNISP
last-modified:  2025-12-08T03:11:27Z
source:         APNIC

role:           ABUSE CNISPCN
country:        ZZ
address:        Beijing CNISP Technology Co., Ltd
phone:          +000000000
e-mail:         [email protected]
admin-c:        CM2275-AP
tech-c:         CM2275-AP
nic-hdl:        AC1910-AP
remarks:        Generated from irt object IRT-CNISP-CN
remarks:        [email protected] was validated on 2025-12-08
abuse-mailbox:  [email protected]
mnt-by:         APNIC-ABUSE
last-modified:  2025-12-08T03:11:48Z
source:         APNIC

person:         Liu Wei
nic-hdl:        LW2337-AP
e-mail:         [email protected]
address:        73, 18 Buliding, 93 Jingsan Road,
phone:          +86-371-55056677
country:        CN
mnt-by:         MAINT-NEW
last-modified:  2013-08-02T03:06:29Z
source:         APNIC

person:         Qingsong Wang
nic-hdl:        QW703-AP
e-mail:         [email protected]
address:        73, 18 Buliding, 93 Jingsan Road,
phone:          +86-371-55056677
country:        CN
mnt-by:         MAINT-NEW
last-modified:  2013-08-02T03:06:28Z
source:         APNIC

route:          42.51.128.0/17
descr:          China Unicom Henan Province network
descr:          Addresses from CNNIC
country:        CN
origin:         AS4837
mnt-by:         MAINT-CNCGROUP-RR
last-modified:  2012-08-07T07:18:08Z
source:         APNIC

Nearby Ranges

BGP prefixes that overlap with 42.51.0.0/16

Range ASN Company Num of IPs
42.51.0.0/17 AS56005 Henan Telcom Union Technology Co., LTD 32,768

Hosted domains

There are 1,013 domain names hosted across 350 IP addresses on this ASN. Checkout our API to access full domain hosting information.

IP Address Domain Domains on this IP
42.51.181.55 315.red 51
42.51.181.47 yzzgjx.cn 34
42.51.181.38 yunrunfx.com 26
42.51.190.34 yzflsb.com 24
42.51.180.16 mjqlh.com 23
42.51.226.187 xxhuizhidianzi.com 15
42.51.227.164 csfa2010.com 10
42.51.227.251 bjhendan.com 9
42.51.225.250 bafangda.net.cn 9
42.51.225.242 lovelasong.com.cn 8
42.51.227.11 xxzydq.cn 8
42.51.129.168 zdzkbm.com.cn 7
42.51.181.62 yjfzli.com 7
42.51.180.29 btob.link 7
42.51.215.37 xjdtv.com 7
42.51.228.244 hf17.cn 6
42.51.227.176 ruyimianye.com 6
42.51.225.230 bierou.cn 5
42.51.227.163 nacp.site 4
42.51.227.68 xnxp.cn 4

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

664 IPs in this range replied to an ICMP ping during our most recent internet scan. Learn more.

IP Address ASN Details
42.51.129.85 AS56005 Zhengzhou Fastidc Technology Co.,Ltd. 6.25ms from Zhengzhou, CN
42.51.136.237 AS56005 Zhengzhou Fastidc Technology Co.,Ltd. 6.30ms from Zhengzhou, CN
42.51.150.8 AS56005 Zhengzhou Fastidc Technology Co.,Ltd. 7.75ms from Zhengzhou, CN
42.51.148.33 AS56005 Zhengzhou Fastidc Technology Co.,Ltd. 10.51ms from Zhengzhou, CN
42.51.139.165 AS56005 Zhengzhou Fastidc Technology Co.,Ltd. 6.30ms from Zhengzhou, CN
42.51.138.65 AS56005 Zhengzhou Fastidc Technology Co.,Ltd. 6.32ms from Zhengzhou, CN
42.51.130.1 AS56005 Zhengzhou Fastidc Technology Co.,Ltd. 11.74ms from Wuhan, CN
42.51.192.75 AS56005 Zhengzhou Fastidc Technology Co.,Ltd. 6.05ms from Zhengzhou, CN
42.51.215.16 AS56005 Zhengzhou Fastidc Technology Co.,Ltd. 6.35ms from Zhengzhou, CN
42.51.203.1 AS56005 Zhengzhou Fastidc Technology Co.,Ltd. 7.82ms from Shijiazhuang, CN
42.51.221.254 AS56005 Zhengzhou Fastidc Technology Co.,Ltd. 10.79ms from Wuhan, CN
42.51.243.1 AS56005 Zhengzhou Fastidc Technology Co.,Ltd. 8.49ms from Shijiazhuang, CN
42.51.210.1 AS56005 Zhengzhou Fastidc Technology Co.,Ltd. 10.31ms from Wuhan, CN
42.51.204.42 AS56005 Zhengzhou Fastidc Technology Co.,Ltd. 8.61ms from Shijiazhuang, CN
42.51.197.81 AS56005 Zhengzhou Fastidc Technology Co.,Ltd. 7.21ms from Zhengzhou, CN
42.51.226.71 AS56005 Zhengzhou Fastidc Technology Co.,Ltd. 5.87ms from Zhengzhou, CN
42.51.227.114 AS56005 Zhengzhou Fastidc Technology Co.,Ltd. 6.06ms from Zhengzhou, CN
42.51.228.250 AS56005 Zhengzhou Fastidc Technology Co.,Ltd. 5.99ms from Zhengzhou, CN
42.51.181.47 AS56005 Zhengzhou Fastidc Technology Co.,Ltd. 6.03ms from Zhengzhou, CN
42.51.171.56 AS56005 Zhengzhou Fastidc Technology Co.,Ltd. 6.18ms from Zhengzhou, CN
42.51.207.1 AS56005 Zhengzhou Fastidc Technology Co.,Ltd. 10.10ms from Wuhan, CN
42.51.245.1 AS56005 Zhengzhou Fastidc Technology Co.,Ltd. 5.82ms from Zhengzhou, CN
42.51.180.54 AS56005 Zhengzhou Fastidc Technology Co.,Ltd. 6.18ms from Zhengzhou, CN
42.51.212.188 AS56005 Zhengzhou Fastidc Technology Co.,Ltd. 7.38ms from Zhengzhou, CN
42.51.240.1 AS56005 Zhengzhou Fastidc Technology Co.,Ltd. 10.86ms from Wuhan, CN

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
89.99.109.1 AS33915 Vodafone Libertel B.V. 2.83ms from Amsterdam, NL
47.14.6.1 AS20115 Charter Communications LLC 6.93ms from Ashburn, US
75.136.16.1 AS20115 Charter Communications LLC 12.78ms from Atlanta, US
20.10.189.129 AS8075 Microsoft Corporation 0.26ms from Boydton, US
190.107.175.1 AS264856 Support Internet 11.07ms from Buenos Aires, AR
122.157.190.49 AS4837 CHINA UNICOM China169 Backbone 9.38ms from Changchun, CN
70.62.77.129 AS11426 Charter Communications Inc 1.02ms from Charlotte, US
125.70.112.1 AS4134 CHINANET-BACKBONE 2.78ms from Chengdu, CN
24.76.212.1 AS6327 Shaw Communications 15.69ms from Chicago, US
98.253.236.1 AS7922 Comcast Cable Communications, LLC 0.52ms from Chicago, US
76.16.200.1 AS7922 Comcast Cable Communications, LLC 2.52ms from Chicago, US
38.213.136.1 AS984 OCTOPUS WEB SOLUTION INC 0.38ms from Chicago, US
167.89.236.1 AS40317 Peoples Communications Inc. 3.15ms from Dallas, US
86.44.172.1 AS5466 Eircom Limited 3.15ms from Dublin, IE
83.136.103.1 AS20676 Plusnet GmbH 0.55ms from Duesseldorf, DE
91.210.74.33 AS25538 Internet Ulm/Neu-Ulm e.V. 5.00ms from Frankfurt am Main, DE
146.185.119.33 AS33873 Arvato Systems GmbH 6.60ms from Frankfurt am Main, DE
109.250.29.225 AS8881 1&1 Versatel GmbH 3.79ms from Frankfurt am Main, DE
125.118.167.193 AS4134 CHINANET-BACKBONE 5.36ms from Hangzhou, CN
58.218.11.1 AS4134 CHINANET-BACKBONE 8.04ms from Huai'an, CN
72.42.219.65 AS46231 Watch Communications 5.58ms from Indianapolis, US
103.89.125.241 AS136094 Markas Besar TNI Angkatan Darat 1.52ms from Jakarta, ID
105.185.142.1 AS37457 Telkom SA Ltd. 0.36ms from Johannesburg, ZA
184.179.37.33 AS22773 Cox Communications Inc. 4.58ms from Kansas City, US
220.164.128.1 AS4134 CHINANET-BACKBONE 11.60ms from Kunming, CN

Traceroute

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

$
traceroute -a -n -q1 -f2 -m8 42.51.131.192
traceroute to 42.51.131.192 (42.51.131.192): 8 hops max, 52 byte packets
3 *
5 [AS1299] 62.115.43.133 4.246 ms
6 *
7 *
8 *
Measurement taken from IPinfo ProbeNet in Roosendaal, NL
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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