AS17421
Mobile Business Group
Scanned 1 day ago
🔄 Rescan

📋 Summary

IP address summary information
NameMobile Business Group
CountryTW
WebsiteMobile Business Group
IPv4 addresses1.69M
IPv6 addresses~2^86
ASN typeTransit
RegistryAPNIC
AllocatedSep 04, 2008
UpdatedNov 06, 2025

🗺️ Geolocation

Taoyuan, TW

Countries by IPv4 share

TW
100%

Geolocation based on WHOIS registration data.

📊 IP Ranges

IPv4: 191 | IPv6: 34
NetblockIP Count
42.79.0.0/17 33K
42.71.64.0/18 16K
111.71.193.0/24 256
223.143.200.0/21 2.0K
42.78.0.0/18 16K
111.71.0.0/18 16K
42.78.64.0/18 16K
223.140.192.0/18 16K
2001:b400:e610::/44 0
223.143.232.0/21 2.0K
223.136.32.0/19 8.2K
221.120.36.0/23 512
221.120.51.0/24 256
42.78.192.0/18 16K
114.136.192.0/18 16K
42.77.192.0/18 16K
2001:b400:e130::/44 0
42.70.192.0/18 16K
2001:b400:e560::/44 0
42.75.0.0/16 66K
116.59.6.0/24 256
223.141.64.0/18 16K
223.139.128.0/18 16K
111.71.225.0/24 256
42.77.64.0/18 16K
111.71.221.0/24 256
111.71.213.0/24 256
221.120.19.0/24 256
223.141.160.0/19 8.2K
211.79.38.0/24 256
221.120.23.0/24 256
111.71.64.0/18 16K
42.76.64.0/18 16K
111.83.0.0/18 16K
2001:b400:e650::/44 0
116.59.24.0/21 2.0K
221.120.82.0/24 256
223.139.64.0/18 16K
42.71.192.0/18 16K
2001:b400:e100::/44 0
221.120.38.0/24 256
221.120.41.0/24 256
111.83.64.0/18 16K
2001:b400:e620::/44 0
223.136.192.0/18 16K
2001:b400:e150::/44 0
42.72.0.0/18 16K
223.138.32.0/19 8.2K
221.120.72.0/24 256
221.120.81.0/24 256
42.73.0.0/17 33K
42.76.0.0/18 16K
114.137.32.0/19 8.2K
111.71.228.0/24 256
111.71.212.0/24 256
2001:b400:e530::/44 0
116.59.12.0/22 1.0K
116.59.0.0/24 256
221.120.74.0/24 256
221.120.30.0/24 256
116.59.9.0/24 256
2001:b400:e600::/44 0
111.71.240.0/24 256
111.71.214.0/24 256
223.143.128.0/19 8.2K
111.71.217.0/24 256
223.141.224.0/19 8.2K
111.81.192.0/18 16K
211.79.41.0/24 256
2001:b400:e540::/44 0
223.137.0.0/18 16K
111.81.64.0/18 16K
221.120.45.0/24 256
2001:b400:e550::/44 0
221.120.76.0/22 1.0K
111.71.220.0/24 256
42.78.128.0/18 16K
221.120.50.0/24 256
42.76.128.0/18 16K
2001:b400:e140::/44 0
111.83.192.0/18 16K
223.136.128.0/18 16K
111.71.230.0/24 256
111.71.253.0/24 256
111.71.195.0/24 256
223.140.0.0/18 16K
223.138.64.0/19 8.2K
42.72.64.0/18 16K
111.81.0.0/18 16K
223.143.216.0/21 2.0K
223.140.128.0/18 16K
111.71.222.0/24 256
211.79.33.0/24 256
114.136.128.0/18 16K
2001:b400:e520::/44 0
221.120.80.0/24 256
223.141.0.0/18 16K
114.137.64.0/19 8.2K
116.59.4.0/24 256
223.137.64.0/18 16K
2001:b400:e170::/44 0
114.136.64.0/18 16K
2001:b400:f218::/45 0
223.138.0.0/19 8.2K
2001:b400::/23 0
111.71.196.0/24 256
111.71.208.0/24 256
111.83.128.0/18 16K
221.120.40.0/22 1.0K
221.120.20.0/24 256
223.143.242.0/23 512
223.143.246.0/23 512
111.71.242.0/23 512
2001:b400:e640::/44 0
2001:b400:e3e0::/44 0
42.74.0.0/16 66K
111.71.128.0/18 16K
2001:b400:e120::/44 0
221.120.0.0/21 2.0K
116.59.192.0/18 16K
42.70.0.0/18 16K
211.79.40.0/24 256
116.59.2.0/24 256
2001:b400:e670::/44 0
223.143.0.0/17 33K
223.139.0.0/18 16K
42.79.0.0/18 16K
114.136.0.0/18 16K
2001:b400:f418::/45 0
2001:b400:e160::/44 0
42.79.160.0/19 8.2K
223.136.96.0/19 8.2K
42.79.128.0/19 8.2K
111.71.252.0/24 256
111.71.229.0/24 256
221.120.42.0/23 512
211.79.36.0/24 256
221.120.34.0/24 256
221.120.46.0/23 512
221.120.21.0/24 256
42.71.0.0/18 16K
2001:b400:e3f0::/44 0
111.71.248.0/24 256
42.77.0.0/18 16K
2001:b400:e510::/44 0
111.71.218.0/24 256
211.79.42.0/24 256
2001:b400:f208::/45 0
221.120.8.0/22 1.0K
42.71.128.0/18 16K
223.138.192.0/18 16K
42.70.128.0/18 16K
211.79.34.0/24 256
223.143.244.0/23 512
42.79.192.0/19 8.2K
211.79.37.0/24 256
111.81.128.0/18 16K
2001:b400:d408::/45 0
223.138.128.0/18 16K
223.143.192.0/21 2.0K
2001:b400:f408::/45 0
2001:b400:e570::/44 0
223.136.64.0/19 8.2K
223.137.192.0/18 16K
221.120.75.0/24 256
2001:b400:e000::/36 0
116.59.8.0/24 256
223.140.64.0/18 16K
221.120.44.0/24 256
116.59.48.0/20 4.1K
221.120.57.0/24 256
223.138.96.0/19 8.2K
42.72.128.0/18 16K
114.137.96.0/19 8.2K
211.79.35.0/24 256
223.141.128.0/19 8.2K
223.143.240.0/23 512
111.71.209.0/24 256
2001:b400:e660::/44 0
2001:b400:e110::/44 0
111.82.0.0/17 33K
111.71.215.0/24 256
111.71.197.0/24 256
111.71.254.0/24 256
42.79.64.0/18 16K
111.71.226.0/24 256
116.59.10.0/23 512
111.71.194.0/24 256
42.77.128.0/18 16K
223.141.192.0/19 8.2K
42.70.64.0/18 16K
221.120.12.0/22 1.0K
221.120.32.0/23 512
221.120.56.0/24 256
116.59.16.0/21 2.0K
223.139.192.0/18 16K
42.72.192.0/18 16K
111.80.0.0/16 66K
223.143.160.0/19 8.2K
114.137.128.0/18 16K
2001:b400:e500::/44 0
111.71.223.0/24 256
111.71.216.0/24 256
211.79.47.0/24 256
114.137.0.0/19 8.2K
42.73.128.0/17 33K
111.71.227.0/24 256
111.82.128.0/17 33K
223.137.128.0/18 16K
116.59.128.0/18 16K
221.120.73.0/24 256
221.120.40.0/24 256
42.79.224.0/19 8.2K
111.70.0.0/18 16K
2001:b400:d208::/45 0
221.120.58.0/23 512
2001:b400:e630::/44 0
116.59.64.0/18 16K
223.143.224.0/21 2.0K
223.136.0.0/19 8.2K
42.76.192.0/18 16K
114.137.192.0/18 16K
221.120.48.0/23 512
223.143.208.0/21 2.0K
221.120.83.0/24 256

Prefix data from RIPE Stat / RIR allocation records.

📄 WHOIS

APNIC
HandleAS17421
NameEMOME-NET
CountryTW
Statusactive
AllocatedSep 04, 2008
UpdatedNov 06, 2025

Contacts

Abuse ContactIRT-HINET-AP <abuse@hinet.net>
Admin ContactWU CHIN-JUNG <cjwu@cht.com.tw>
Tech ContactHINET Network-Center <network-center@hinet.net>
Phone+886 2 2395 5671
AddressCHTD, Chunghwa Telecom Co., Ltd. Data-Bldg. 6F, No. 21, Sec. 21, Hsin-Yi Rd., Taipei Taiwan 100

Source: APNIC

🔗 Peers

0 peers for this ASN

No peers found.

⬆️ Upstreams

1 upstream
ASNName
AS3462 Data Communication Business Group

Upstream data from RIPE Stat routing history.

⬇️ Downstreams

0 downstreams

No downstreams found.

🔒 RPKI / ROA

Source: rpki.zorn.ltd
PrefixOrigin ASNMax LengthValidity
42.79.0.0/17 AS17421 /24 ✓ Valid
42.71.64.0/18 AS17421 /24 ✓ Valid
111.71.193.0/24 AS17421 /24 ✓ Valid
223.143.200.0/21 AS17421 /24 ✓ Valid
42.78.0.0/18 AS17421 /24 ✓ Valid
111.71.0.0/18 AS17421 /24 ✓ Valid
42.78.64.0/18 AS17421 /24 ✓ Valid
223.140.192.0/18 AS17421 /24 ✓ Valid
223.143.232.0/21 AS17421 /24 ✓ Valid
223.136.32.0/19 AS17421 /24 ✓ Valid
221.120.36.0/23 AS17421 /24 ✓ Valid
221.120.51.0/24 AS17421 /24 ✓ Valid
42.78.192.0/18 AS17421 /24 ✓ Valid
114.136.192.0/18 AS17421 /24 ✓ Valid
42.77.192.0/18 AS17421 /24 ✓ Valid
42.70.192.0/18 AS17421 /24 ✓ Valid
42.75.0.0/16 AS17421 /24 ✓ Valid
116.59.6.0/24 AS17421 /24 ✓ Valid
223.141.64.0/18 AS17421 /24 ✓ Valid
223.139.128.0/18 AS17421 /24 ✓ Valid
111.71.225.0/24 AS17421 /24 ✓ Valid
42.77.64.0/18 AS17421 /24 ✓ Valid
111.71.221.0/24 AS17421 /24 ✓ Valid
111.71.213.0/24 AS17421 /24 ✓ Valid
221.120.19.0/24 AS17421 /24 ✓ Valid
223.141.160.0/19 AS17421 /24 ✓ Valid
211.79.38.0/24 AS17421 /24 ✓ Valid
221.120.23.0/24 AS17421 /24 ✓ Valid
111.71.64.0/18 AS17421 /24 ✓ Valid
42.76.64.0/18 AS17421 /24 ✓ Valid
111.83.0.0/18 AS17421 /24 ✓ Valid
116.59.24.0/21 AS17421 /24 ✓ Valid
221.120.82.0/24 AS17421 /24 ✓ Valid
223.139.64.0/18 AS17421 /24 ✓ Valid
42.71.192.0/18 AS17421 /24 ✓ Valid
221.120.38.0/24 AS17421 /24 ✓ Valid
221.120.41.0/24 AS17421 /24 ✓ Valid
111.83.64.0/18 AS17421 /24 ✓ Valid
223.136.192.0/18 AS17421 /24 ✓ Valid
42.72.0.0/18 AS17421 /24 ✓ Valid
223.138.32.0/19 AS17421 /24 ✓ Valid
221.120.72.0/24 AS17421 /24 ✓ Valid
221.120.81.0/24 AS17421 /24 ✓ Valid
42.73.0.0/17 AS17421 /24 ✓ Valid
42.76.0.0/18 AS17421 /24 ✓ Valid
114.137.32.0/19 AS17421 /24 ✓ Valid
111.71.228.0/24 AS17421 /24 ✓ Valid
111.71.212.0/24 AS17421 /24 ✓ Valid
116.59.12.0/22 AS17421 /24 ✓ Valid
116.59.0.0/24 AS17421 /24 ✓ Valid
221.120.74.0/24 AS17421 /24 ✓ Valid
221.120.30.0/24 AS17421 /24 ✓ Valid
116.59.9.0/24 AS17421 /24 ✓ Valid
111.71.240.0/24 AS17421 /24 ✓ Valid
111.71.214.0/24 AS17421 /24 ✓ Valid
223.143.128.0/19 AS17421 /24 ✓ Valid
111.71.217.0/24 AS17421 /24 ✓ Valid
223.141.224.0/19 AS17421 /24 ✓ Valid
111.81.192.0/18 AS17421 /24 ✓ Valid
211.79.41.0/24 AS17421 /24 ✓ Valid
223.137.0.0/18 AS17421 /24 ✓ Valid
111.81.64.0/18 AS17421 /24 ✓ Valid
221.120.45.0/24 AS17421 /24 ✓ Valid
221.120.76.0/22 AS17421 /24 ✓ Valid
111.71.220.0/24 AS17421 /24 ✓ Valid
42.78.128.0/18 AS17421 /24 ✓ Valid
221.120.50.0/24 AS17421 /24 ✓ Valid
42.76.128.0/18 AS17421 /24 ✓ Valid
111.83.192.0/18 AS17421 /24 ✓ Valid
223.136.128.0/18 AS17421 /24 ✓ Valid
111.71.230.0/24 AS17421 /24 ✓ Valid
111.71.253.0/24 AS17421 /24 ✓ Valid
111.71.195.0/24 AS17421 /24 ✓ Valid
223.140.0.0/18 AS17421 /24 ✓ Valid
223.138.64.0/19 AS17421 /24 ✓ Valid
42.72.64.0/18 AS17421 /24 ✓ Valid
111.81.0.0/18 AS17421 /24 ✓ Valid
223.143.216.0/21 AS17421 /24 ✓ Valid
223.140.128.0/18 AS17421 /24 ✓ Valid
111.71.222.0/24 AS17421 /24 ✓ Valid
211.79.33.0/24 AS17421 /24 ✓ Valid
114.136.128.0/18 AS17421 /24 ✓ Valid
221.120.80.0/24 AS17421 /24 ✓ Valid
223.141.0.0/18 AS17421 /24 ✓ Valid
114.137.64.0/19 AS17421 /24 ✓ Valid
116.59.4.0/24 AS17421 /24 ✓ Valid
223.137.64.0/18 AS17421 /24 ✓ Valid
114.136.64.0/18 AS17421 /24 ✓ Valid
223.138.0.0/19 AS17421 /24 ✓ Valid
111.71.196.0/24 AS17421 /24 ✓ Valid
111.71.208.0/24 AS17421 /24 ✓ Valid
111.83.128.0/18 AS17421 /24 ✓ Valid
221.120.40.0/22 AS17421 /24 ✓ Valid
221.120.20.0/24 AS17421 /24 ✓ Valid
223.143.242.0/23 AS17421 /24 ✓ Valid
223.143.246.0/23 AS17421 /24 ✓ Valid
111.71.242.0/23 AS17421 /24 ✓ Valid
42.74.0.0/16 AS17421 /24 ✓ Valid
111.71.128.0/18 AS17421 /24 ✓ Valid
221.120.0.0/21 AS17421 /24 ✓ Valid
116.59.192.0/18 AS17421 /24 ✓ Valid
42.70.0.0/18 AS17421 /24 ✓ Valid
211.79.40.0/24 AS17421 /24 ✓ Valid
116.59.2.0/24 AS17421 /24 ✓ Valid
223.143.0.0/17 AS17421 /24 ✓ Valid
223.139.0.0/18 AS17421 /24 ✓ Valid
42.79.0.0/18 AS17421 /24 ✓ Valid
114.136.0.0/18 AS17421 /24 ✓ Valid
42.79.160.0/19 AS17421 /24 ✓ Valid
223.136.96.0/19 AS17421 /24 ✓ Valid
42.79.128.0/19 AS17421 /24 ✓ Valid
111.71.252.0/24 AS17421 /24 ✓ Valid
111.71.229.0/24 AS17421 /24 ✓ Valid
221.120.42.0/23 AS17421 /24 ✓ Valid
211.79.36.0/24 AS17421 /24 ✓ Valid
221.120.34.0/24 AS17421 /24 ✓ Valid
221.120.46.0/23 AS17421 /24 ✓ Valid
221.120.21.0/24 AS17421 /24 ✓ Valid
42.71.0.0/18 AS17421 /24 ✓ Valid
111.71.248.0/24 AS17421 /24 ✓ Valid
42.77.0.0/18 AS17421 /24 ✓ Valid
111.71.218.0/24 AS17421 /24 ✓ Valid
211.79.42.0/24 AS17421 /24 ✓ Valid
221.120.8.0/22 AS17421 /24 ✓ Valid
42.71.128.0/18 AS17421 /24 ✓ Valid
223.138.192.0/18 AS17421 /24 ✓ Valid
42.70.128.0/18 AS17421 /24 ✓ Valid
211.79.34.0/24 AS17421 /24 ✓ Valid
223.143.244.0/23 AS17421 /24 ✓ Valid
42.79.192.0/19 AS17421 /24 ✓ Valid
211.79.37.0/24 AS17421 /24 ✓ Valid
111.81.128.0/18 AS17421 /24 ✓ Valid
223.138.128.0/18 AS17421 /24 ✓ Valid
223.143.192.0/21 AS17421 /24 ✓ Valid
223.136.64.0/19 AS17421 /24 ✓ Valid
223.137.192.0/18 AS17421 /24 ✓ Valid
221.120.75.0/24 AS17421 /24 ✓ Valid
116.59.8.0/24 AS17421 /24 ✓ Valid
223.140.64.0/18 AS17421 /24 ✓ Valid
221.120.44.0/24 AS17421 /24 ✓ Valid
116.59.48.0/20 AS17421 /24 ✓ Valid
221.120.57.0/24 AS17421 /24 ✓ Valid
223.138.96.0/19 AS17421 /24 ✓ Valid
42.72.128.0/18 AS17421 /24 ✓ Valid
114.137.96.0/19 AS17421 /24 ✓ Valid
211.79.35.0/24 AS17421 /24 ✓ Valid
223.141.128.0/19 AS17421 /24 ✓ Valid
223.143.240.0/23 AS17421 /24 ✓ Valid
111.71.209.0/24 AS17421 /24 ✓ Valid
111.82.0.0/17 AS17421 /24 ✓ Valid
111.71.215.0/24 AS17421 /24 ✓ Valid
111.71.197.0/24 AS17421 /24 ✓ Valid
111.71.254.0/24 AS17421 /24 ✓ Valid
42.79.64.0/18 AS17421 /24 ✓ Valid
111.71.226.0/24 AS17421 /24 ✓ Valid
116.59.10.0/23 AS17421 /24 ✓ Valid
111.71.194.0/24 AS17421 /24 ✓ Valid
42.77.128.0/18 AS17421 /24 ✓ Valid
223.141.192.0/19 AS17421 /24 ✓ Valid
42.70.64.0/18 AS17421 /24 ✓ Valid
221.120.12.0/22 AS17421 /24 ✓ Valid
221.120.32.0/23 AS17421 /24 ✓ Valid
221.120.56.0/24 AS17421 /24 ✓ Valid
116.59.16.0/21 AS17421 /24 ✓ Valid
223.139.192.0/18 AS17421 /24 ✓ Valid
42.72.192.0/18 AS17421 /24 ✓ Valid
111.80.0.0/16 AS17421 /24 ✓ Valid
223.143.160.0/19 AS17421 /24 ✓ Valid
114.137.128.0/18 AS17421 /24 ✓ Valid
111.71.223.0/24 AS17421 /24 ✓ Valid
111.71.216.0/24 AS17421 /24 ✓ Valid
211.79.47.0/24 AS17421 /24 ✓ Valid
114.137.0.0/19 AS17421 /24 ✓ Valid
42.73.128.0/17 AS17421 /24 ✓ Valid
111.71.227.0/24 AS17421 /24 ✓ Valid
111.82.128.0/17 AS17421 /24 ✓ Valid
223.137.128.0/18 AS17421 /24 ✓ Valid
116.59.128.0/18 AS17421 /24 ✓ Valid
221.120.73.0/24 AS17421 /24 ✓ Valid
221.120.40.0/24 AS17421 /24 ✓ Valid
42.79.224.0/19 AS17421 /24 ✓ Valid
111.70.0.0/18 AS17421 /24 ✓ Valid
221.120.58.0/23 AS17421 /24 ✓ Valid
116.59.64.0/18 AS17421 /24 ✓ Valid
223.143.224.0/21 AS17421 /24 ✓ Valid
223.136.0.0/19 AS17421 /24 ✓ Valid
42.76.192.0/18 AS17421 /24 ✓ Valid
114.137.192.0/18 AS17421 /24 ✓ Valid
221.120.48.0/23 AS17421 /24 ✓ Valid
223.143.208.0/21 AS17421 /24 ✓ Valid
221.120.83.0/24 AS17421 /24 ✓ Valid

RPKI validation powered by rpki.zorn.ltd (Routinator).

Refresh AS17421 New Lookup Domain Health