AS135377 UCLOUD-HK-AS-AP UCLOUD INFORMATION TECHNOLOGY HK LIMITED
🇭🇰Org handle: ORG-UITL1-AP
UCLOUD INFORMATION TECHNOLOGY (HK) LIMITED
APNICallocated
Announced Prefixes (BGP)
766total
752 IPv414 IPv6
IPv4 Addresses
Allocated (RIR)95,232
Announced (BGP)196,352
IPv6 Addresses
Allocated (RIR)1×10²⁵
Announced (BGP)9.3×10²⁵
Listed on the threat map (2026-10-09)
- #22 of the 50 networks with the most flagged IPs worldwide (134 flagged networks)
- #2 in Hong Kong SAR China (56 flagged networks located there)
- #3 in Nigeria (4 flagged networks located there)
- #4 in Thailand (7 flagged networks located there)
- #5 in Taiwan (7 flagged networks located there)
- #7 in the United Arab Emirates (2 flagged networks located there)
- #8 in the United Kingdom (8 flagged networks located there)
- #6 for spam sources (26 flagged networks)
Large hosting providers appear because attackers rent their servers, not necessarily because of the operator.
Announced Prefixes
(BGP)766|
Prefix | RPKI | IRR | Last Seen |
|---|---|---|---|
| Valid | Other IRR | - | |
| Valid | Other IRR | - | |
| Valid | Other IRR | - | |
| Valid | Other IRR | - | |
| Valid | Other IRR | - | |
| Valid | Other IRR | - | |
| Valid | Other IRR | - | |
| Valid | Other IRR | - | |
| Valid | Other IRR | - | |
| Valid | Other IRR | - |
1-10 of 766
1 / 77
Allocated Prefixes
(RIR)381Prefix | Country | RIR | Status |
|---|---|---|---|
| 36.255.220.0/24 | 🇨🇳 CN | APNIC | assigned |
| 36.255.221.0/24 | 🇨🇳 CN | APNIC | assigned |
| 36.255.222.0/24 | 🇨🇳 CN | APNIC | assigned |
| 36.255.223.0/24 | 🇨🇳 CN | APNIC | assigned |
| 43.224.65.0/24 | 🇺🇸 US | APNIC | assigned |
| 43.224.66.0/24 | 🇺🇸 US | APNIC | assigned |
| 43.224.67.0/24 | 🇰🇿 KZ | APNIC | assigned |
| 45.192.10.0/24 | 🇹🇼 TW | AFRINIC | assigned |
| 45.192.11.0/24 | 🇹🇼 TW | AFRINIC | assigned |
| 45.194.68.0/24 | 🇻🇳 VN | AFRINIC | assigned |
1-10 of 381
1 / 39
All 766 announced prefixes of AS135377 →
BGP Neighbours
(seen in AS paths)Upstreams (20)
Networks AS135377 hands its own prefixes to: transit providers, or peers at an exchange.
- AS13335Cloudflare393
- AS21859Zenlayer215
- AS4229Zenlayer40
- AS139327UCLOUD AP UCLOUD INFORMATION TECHNOLOGY HK LIMITED25
- AS9886CTCSCITECHLIMITED AP CTCSCI TECH LIMITED22
- AS174Cogent Communications11
- AS9002RETN Limited11
- AS136897ENJOYVC AP Enjoyvc Cloud Group Limited11
- AS153259EDG1 IN Edgerede Private Limited10
- AS264409Huge Solucoes Corporativas Ltda10
- AS9304HUTCHISON AP HGC Global Communications Limited8
- AS135391AOFEI HK AOFEI DATA INTERNATIONAL COMPANY LIMITED6
- AS1299TWELVE99 Arelion Sweden AB4
- AS2497IIJ Internet Initiative Japan4
- AS3356Level 3 Parent4
- AS32098Transtelco3
- AS57304RETNRU JSC "RetnNet"2
- AS135905VNPT VN VIETNAM POSTS AND TELECOMMUNICATIONS GROUP2
- AS18403FPT VN FPT Telecom Company1
- AS137377IDNIC ID Indonesia Network Information Center1
Downstreams (32)
Networks whose own prefixes AS135377 passes on: usually its customers.
- AS401783TOKALA COMMUNICATIONS268
- AS214143Skydigital Telecom SKYDIGITAL TELECOM217
- AS395793Arisk Communications177
- AS32043NeoFiber Communications159
- AS63099MADEALA TELECOM TECHNOLOGY MADEALA TELECOM TECHNOLOGY107
- AS202036EXTREME COMM EXTREME COMMUNICATIONS TECHNOLOGY LIMITED56
- AS5065Bunny Communications46
- AS39600BUNNY TECHNOLOGY37
- AS215748Westeros Communications (THAILAND)31
- AS142002SCLOUDPTELTD Scloud Pte8
- AS402475Delta7
- AS402363KEYSTONE5
- AS262663METROFLEX TELECOMUNICACOES LTDA4
- AS48529Quantumbeam Communications Limited3
- AS17497LGHL AP Liasail Global Hongkong Limited2
- AS262727AtualNet Provedor De Internet Ltda2
- AS268300WiFi +2
- AS27712Paulo Dias De Araujo Filho1
- AS28572Apoiocom Digital Ltda EPP1
- AS52766Printnet Telecomunicacoes1
- AS52924NEXCESS Solucoes De Redes Ltda1
- AS218950VYTAL TECHNOLOGY1
- AS264403CMTECH Com.E Serv.De Informatica Ltda1
- AS267157Provedor Ls Net1
- AS267416PIENSCO MANUTENCAO E PROJETOS LTDA1
- AS267512ENTERPRISE TELECOMUNICACOES1
- AS267959A. De Souza Freitas Comercio1
- AS268786LINE FIBRA TELECOM LTDA1
- AS269011NOX INFORMATICA EIRELI ME1
- AS269704G DE OLIVEIRA LIMA SERVICOS DE TELECOMUNICOES1
- AS270288WISP SOLUCOES DE ACESSO LTDA1
- AS402386Settledin1
ASPA
No ASPA
External Links
Learn more
- What is an ASN?Autonomous systems, ASN ranges and how they are assigned
- RPKI and route origin validationWhat the RPKI badges on the prefix list mean
- ASPA explainedWhy AS135377 should publish an ASPA object
- IPv4 transfers in the APNIC regionMonthly volume and the latest registry transfers
- ASN data in AI agents and SIEMMCP server and API integrations
API
Open https://api.ipctl.io/v1/asn/135377Returns ASN details, announced prefixes, and BGP routing data.
curl -s "https://api.ipctl.io/v1/asn/135377" | jq