AS131195 SIM Headquarters

Singapore SIM-SG-AS-AP APNIC 3 IPv4 prefixes 0 IPv6 prefixes
IPv4 addresses
768
IPv6 /48 networks
0
RPKI
0 valid3 no ROA
Peers and downstreams
0

Holder

AS name
SIM-SG-AS-AP
Description
SIM Headquarters
Organisation
Singapore Institute of Management
Abuse contact
Not published
Assigned
2009-07-13
Registered
2009-07-14
Record last changed
2021-01-15 01:28 UTC

Upstream graph

Upstreams and their upstreams, from BGP paths

Network health

Grade E · 40/100
fail Prefixes covered by valid ROAs
0 of 3 announced prefixes are RPKI valid, 3 have no ROA.
0/25
pass No RPKI invalid announcements
None of the announcements is RPKI invalid.
10/10
fail Announces IPv6
No IPv6 prefixes are announced.
0/15
partly More than one upstream
1 upstream seen in BGP.
5/10
pass Working abuse contact
sysop@sim.edu.sg is published.
15/15
fail Publishes a geofeed
No geofeed found. Without one, location databases have to guess.
0/10
pass No prefixes smaller than /24 or /48
All prefixes are /24 (IPv4) or /48 (IPv6) or larger.
10/10
fail Registry record maintained
Last changed 2021-01-15.
0/5

Routing changes

Last 30 days
2026-10-05 18:53 UTCNeighbour gone AS9255 upstream

WHOIS

aut-num:        AS131195
as-name:        SIM-SG-AS-AP
handle:         AS131195
remarks:        SIM Headquarters
abuse:          IRT-SIM-SG (IRT-SIM-SG) <sysop@sim.edu.sg>
technical,administrative:SIOM1-AP (SINGAPORE INSTITUTE OF MANAGEMENT - network admini) <sysop@sim.edu.sg>
registrant:     ORG-SIOM1-AP (Singapore Institute of Management) <sysop@sim.edu.sg>
registration:   2009-07-14T01:39:19Z
last changed:   2021-01-15T01:28:04Z
source:         APNIC (RDAP)