asn.dev

Autonomous system

AS204844 NCSE-NETWORK-GLOBAL

Hosting RIPE Network Services

IPv4 addresses 1.02K 4 prefixes
IPv6 prefixes 33 counted as prefixes, not addresses
Countries 1 mostly GB
Exchanges 2 recorded by PCH
Upstreams 9 12 downstream
Flagged prefixes 0 none

Interconnection

Peering at a glance

Full topology · Graph

Internet exchanges

Recorded at 2 exchanges in 1 country, largest first.

ExchangeLocationTheir address
Taipei Internet Exchange (TPIX)Taipei, Taiwan203.163.222.208
Student & Technology United Internet ExchangesTaipei, Taiwan103.158.187.61

Transit providers

9 upstream, 12 downstream and 29 adjacent networks observed; most-used upstreams first.

ASNetworkPaths seen
AS6939Hurricane Electric LLC415
AS134823Sky Digital Co., Ltd.104
AS32595Liberally Network, LLC98
AS174Cogent Communications, LLC72
AS20473The Constant Company, LLC32
AS24482SG.GS17
AS38855Taiwan Digital Streaming Co.17
AS17408AboveNet Communications Taiwan9

Exchange presence is recorded rather than inferred: the directory collected by Packet Clearing House (https://www.pch.net/ixp/data) on 2026-10-11, licensed CC BY-NC-SA 3.0. Transit is inferred from observed BGP paths, never declared by either party.

Address space

Summary

Shape and geography

IPv4 4 prefixes · 1.02K addresses IPv6 33 prefixes

CountryNamePrefixes
GBUnited Kingdom37

Registry

Allocation record

RIPE · via Atlas (registry + RDAP)
Registry
RIPE
Handle
AS204844
Registry name
NCSE-NETWORK-Global
Registrant
ncse-mnt
Abuse contact
abuse@ncse.tw
Registered
2022-06-28
Last changed
2025-09-25
Allocation
allocated

Declared

PeeringDB profile

self-reported
Name
NCSE NETWORK (Global)
Also known as
NCSE NETWORK
Network type
Network Services
Scope
Global
Traffic ratio
Balanced
Peering policy
Open
IRR as-set
AS204844:AS-ALL
Present at
3 exchanges
Facilities
3 facilities
Website
https://ncse.tw

PeeringDB records are maintained by the network operator and are not independently verified. Treat them as a statement of intent rather than of fact. For the observed and recorded view, see peering, which lists the exchanges Packet Clearing House has a port on file for.

Routing security

RPKI and IRR

Full detail
RPKI
94% valid · 17 valid, 1 with no ROA
ROAs
11 authorising AS204844
ASPA
8 declared providers
IRR
100% registered · 18 of 18 announcements
Route objects
46 naming AS204844

Reputation

Classification and threat

Hosting Datacenter or cloud provider. Addresses are servers, not people.

Spamhaus DROP

Not on ASN-DROP The network as a whole is not listed.

No DROP prefixes None of its announced space is on the DROP prefix list.

Spamhaus DROP ("Don't Route Or Peer") lists space and networks run by, or hijacked for, spam and cybercrime operations: 432 networks and 1,768 prefixes, as published 2026-10-12. A short, high-confidence list, so a match is worth taking seriously, and absence from it says little on its own.

FBI IC3

No IC3 indicators Nothing from the FBI IC3 feed.

IC3 threat data is alpha. Absence of an indicator is not evidence of good behaviour, only of absence from this one feed.

Elsewhere

Cross-check