121.23.255.255
- On 1 blocklist
- Network
- ADSL121
- Range
- 121.23.0.0 - 121.23.255.255
- CIDR
- 121.23.0.0/16
- Type
- ASSIGNED NON-PORTABLE
- Country
- cn
- Registered on
- Last updated
- Status
- active
Network
- Announced by
- AS4837 China Unicom Backbone
- Route
- 121.16.0.0/13, carried by 2,621 of bgp.tools' BGP feeds
- Kind
- Carrier
- Country
- CN
- Tagged
- VPN Host, Server Hosting, Home ISP, Mobile Data/Carrier, Business Broadband, Internet Critical Infra, Tranco 10k Host
Upstreams and peers
- AS1299 Arelion (fka. Telia Carrier)6,631 paths
- AS6939 Hurricane Electric LLC6,163 paths
- AS174 Cogent Communications, LLC4,765 paths
- AS5511 Orange S.A.3,416 paths
- AS10099 China Unicom Global3,349 paths
- AS3356 Lumen (Level 3)2,461 paths
- AS6762 Telecom Italia Sparkle (Seabone)2,331 paths
- AS6453 TATA Communications (America) Inc1,848 paths
- AS3257 GTT Communications Inc.1,513 paths
- AS4134 China Telecom Backbone1,463 paths
- AS701 Verizon Business1,321 paths
- AS3320 Deutsche Telekom AG1,215 paths
And 46 more
Downstreams
- AS4808 China Unicom Beijing Province Network13,544 paths
- AS17621 China Unicom Shanghai network5,461 paths
- AS4134 China Telecom Backbone2,185 paths
- AS9929 China Unicom Industrial Internet Backbone2,082 paths
- AS136958 China Unicom Guangdong IDC Network1,485 paths
- AS17623 China Unicom Guangdong Province Shenzhen Network1,301 paths
- AS37963 Hangzhou Alibaba Advertising Co.,Ltd.1,068 paths
- AS135061 China Unicom Guangdong IP network1,002 paths
- AS138421 China Unicom952 paths
- AS17622 China Unicom Guangdong Province Network951 paths
- AS140726 China Unicom AnHui Province Network831 paths
- AS134542 China Unicom IP network613 paths
And 89 more
From RIPEstat
Routes AS4837 announces
1,520 IPv4 prefixes covering 57,678,592 addresses, and 652 IPv6 prefixes
IPv4
- 27.192.0.0/11
- 39.64.0.0/11
- 112.224.0.0/11
- 42.224.0.0/12
- 101.16.0.0/12
- 110.240.0.0/12
- 113.224.0.0/12
- 115.48.0.0/12
- 119.176.0.0/12
- 120.0.0.0/12
- 175.160.0.0/12
- 182.112.0.0/12
- 1.24.0.0/13
- 1.56.0.0/13
- 27.8.0.0/13
- 42.176.0.0/13
- 60.0.0.0/13
- 60.16.0.0/13
- 60.208.0.0/13
- 101.64.0.0/13
- 111.160.0.0/13
- 112.80.0.0/13
- 113.0.0.0/13
- 117.8.0.0/13
- 118.72.0.0/13
- 119.48.0.0/13
- 119.112.0.0/13
- 121.16.0.0/13
- 122.136.0.0/13
- 123.8.0.0/13
- 123.128.0.0/13
- 123.152.0.0/13
- 124.128.0.0/13
- 125.40.0.0/13
- 139.208.0.0/13
- 171.120.0.0/13
- 175.16.0.0/13
- 183.184.0.0/13
- 222.136.0.0/13
- 1.188.0.0/14
- 36.32.0.0/14
- 36.248.0.0/14
- 42.4.0.0/14
- 42.52.0.0/14
- 42.56.0.0/14
- 42.84.0.0/14
- 60.24.0.0/14
- 60.220.0.0/14
- 101.72.0.0/14
- 101.204.0.0/14
And 1,470 more
IPv6
- 2408:8244::/30
- 2408:8344::/30
- 2408:8444::/30
- 2408:8644::/30
- 2408:8744::/30
- 2408:802c::/32
- 2408:803e::/32
- 2408:8056::/32
- 2408:8210::/32
- 2408:8211::/32
- 2408:8212::/32
- 2408:8213::/32
- 2408:8214::/32
- 2408:8215::/32
- 2408:821a::/32
- 2408:821b::/32
- 2408:8220::/32
- 2408:8221::/32
- 2408:8226::/32
- 2408:822a::/32
- 2408:822b::/32
- 2408:822e::/32
- 2408:822f::/32
- 2408:8230::/32
- 2408:8231::/32
- 2408:8232::/32
- 2408:8233::/32
- 2408:8234::/32
- 2408:8235::/32
- 2408:8236::/32
- 2408:8237::/32
- 2408:8238::/32
- 2408:8239::/32
- 2408:823c::/32
- 2408:823d::/32
- 2408:8240::/32
- 2408:8248::/32
- 2408:8249::/32
- 2408:824a::/32
- 2408:824b::/32
- 2408:824c::/32
- 2408:824e::/32
- 2408:824f::/32
- 2408:8250::/32
- 2408:8251::/32
- 2408:8252::/32
- 2408:8253::/32
- 2408:8254::/32
- 2408:825c::/32
- 2408:825d::/32
And 602 more
From bgp.tools
Location
- Location
- China
- Accuracy
- Within 1,000 km
Location from GeoLite2 data created by MaxMind
Blocklists
- Spamhaus ZEN Listed: End-user range that should not send mail directly (PBL)
- SpamCop Not listed
- Mailspike Not listed
- PSBL Not listed