AS131151 Imcloud Technology Co., Ltd.

AS131151Imcloud Technology Co., Ltd.Datacenter

WHOIS Topology

Taiwan · APNIC

IPv4 addresses

5 120

17 announced prefixes

IPv6 addresses

—

0 announced prefixes

BGP neighbours

…

CAIDA rank

#20 953

Customer cone 1 ASNs

Estimated users

24,7 k

APNIC: 24,4 k

RPKI

100% valid

0 invalid · 0 not covered

Average purity

53 sampled IPs

IXPs / facilities

0 / 0

Operator self-reported

History

How prefixes were announced and changed hands, registration changes, and outage or hijack incidents.

Loading routing history…

IP ranges

Currently announced prefixes with their RIR registration and geolocation.

Prefix	RPKI	Registration	Geolocation	Addresses
187.79.248.0/21	Valid	SDCL-TW-NETAPNIC	Changhua	2 048
103.123.132.0/22	Valid	SDCL-TWAPNIC	Taipei	1 024
103.137.22.0/23	Valid	SDCL-TW-NETAPNIC	Taipei	512
103.158.228.0/23	Valid	SDCL-TW-NETAPNIC	Taipei	512
123.253.140.0/23	Valid	SDCL-TWAPNIC	Linkou District	512
187.79.248.0/23	Valid	SDCL-TW-NETAPNIC	Changhua	512
103.123.132.0/24	Valid	SDCL-TWAPNIC	Taipei	256
103.123.133.0/24	Valid	SDCL-TWAPNIC	Taipei	256
103.137.22.0/24	Valid	SDCL-TW-NETAPNIC	Taipei	256
103.137.23.0/24	Valid	SDCL-TW-NETAPNIC	Taipei	256
103.158.228.0/24	Valid	SDCL-TW-NETAPNIC	Taipei	256
103.208.196.0/24	Valid	SDCL-TWAPNIC	Linkou District	256
103.246.219.0/24	Valid	SDCL-TWAPNIC	Taipei	256
123.253.140.0/24	Valid	SDCL-TWAPNIC	Linkou District	256
123.253.141.0/24	Valid	SDCL-TWAPNIC	Taipei	256
187.79.248.0/24	Valid	SDCL-TW-NETAPNIC	Changhua	256
187.79.249.0/24	Valid	SDCL-TW-NETAPNIC	Nantou City	256

/24 block profile

One square per /24: colour shows the risk type, shade how many addresses are flagged, stripes mark datacenter blocks. Click a square to see all 256 addresses.

/24s with data 13 / 20 （65%） · flagged 6

No risk flagsDatacenter (no flags)ProxyVPNAbuse / blocklistTorDarker = more flagged addresses; dashed = block screen only

103.123.132.0/224/4 with data · 1 flagged

187.79.248.0/212/8 with data · 0 flagged

103.137.22.0/232/2 with data · 1 flagged

123.253.140.0/232/2 with data · 2 flagged

103.158.228.0/231/2 with data · 1 flagged

103.208.196.0/241/1 with data · 0 flagged

103.246.219.0/241/1 with data · 1 flagged

Hover a square for its numbers; click to see all 256 addresses.

Each prefix shows its 64 /24s with the most data. Built daily from lookups, neighbour sampling, public lists and block screening.

IP reputation

IPs from this network that CleanIP has analysed: purity, abuse reports and the riskiest /24 blocks.

Purity distribution

85–100 070–84 5150–69 20–49 0

0.23%

Share of IPv4 reported or blocklisted

Listed IPs

Analysed IPs

Flagged = VPN, proxy, Tor or purity below 50. Samples come from user lookups and neighbour sampling, not every address in this network.

Geography

Where this network’s IPv4 addresses are located.

Taiwan100.0%

Scope: Single country
In registered country: 100.0%

Estimated by sampling IPv4 ranges against a geolocation database.

Observation du trafic

AS131151 · 7 derniers jours

Mobile vs ordinateur

Ordinateur65.0%Mobile35.0%

Robot vs humain

Humain47.3%Robot52.7%

Adoption et usage

Adoption et usage des principaux protocoles

Version du protocole Internet (IP)

IPv4100.0%IPv60%

Version HTTP

HTTP/1.x

28.3%HTTP/2

70.3%HTTP/3

1.4%

HTTP vs HTTPS

88.4% HTTPS (chiffré)

HTTP en clair 11.6%

Version TLS

TLS 1.0/1.10%TLS 1.27.0%TLS 1.391.5%QUIC1.6%

Sécurité et attaques

Aperçu du trafic d'attaque sur les couches réseau et application

Attaques de couche 7

GET

68.4%POST

22.3%HEAD

7.4%OPTIONS

1.9%

Annonces BGP

Annonces de routes BGP par heure sur les 7 derniers jours

49 288

Total sur 7 jours

6 780

Pic horaire

Données : Cloudflare Radar, sous licence CC BY-NC 4.0

Activity

Hourly traffic over the last 7 days, normalized to this network’s peak.

A pronounced day/night rhythm, typical of networks with human users.

	00						06						12						18
Mon
Tue
Wed
Thu
Fri
Sat
Sun

Times in UTCLessMore

Peak hour: 16:00–17:00
Active hours: 21 hrs
Weekend vs weekday: Weekdays heavier
Busiest day: Wed

Chargement…

Opérateurs amont et voisins BGP

AS131151Page dédiée

Chargement des opérateurs amont et des voisins…

WHOIS record

The registry’s record for this AS number: holder, status, dates and contacts.

Sources

Where the information on this page comes from and when it was updated.

Information	Source	Updated
Registered country	RIR daily delegation statistics	2026-10-22
Registered address & allocation date	RIR registration data (RDAP)	2026-10-09
Organization & company country	AS-to-organization data	2026-10-22
Network type	CleanIP ASN canon	2026-10-22
Announced prefixes & BGP neighbours	Public BGP routing data	2026-10-22
IPv4 geography	Geolocation database	—
RPKI validation	RPKI ROA validation data	2026-10-22
Rank & customer cone	CAIDA AS Rank	2026-10-01
Estimated users (APNIC)	APNIC Labs user estimates	2026-10-20
IP reputation	CleanIP lookups and neighbour sampling	—

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Recoupement multisource · Données de réputation internes · Uniquement des données réelles