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AS1128 SURF B.V.

Netherlands TUDELFT-NL RIPE 3 IPv4 prefixes 0 IPv6 prefixes
IPv4 addresses
196,608
IPv6 /48 networks
0
RPKI
3 valid0 no ROA
Peers and downstreams
0

Holder

AS name
TUDELFT-NL
Description
DTO TUDELFT, The Netherlands - AS
Organisation
SURF B.V.
Registered in
Utrecht, Netherlands
Abuse contact
cert@surfcert.nl
Assigned
1993-08-31
Registered
2002-09-20
Record last changed
2021-01-22 14:57 UTC

Upstream graph

Upstreams and their upstreams, from BGP paths
AS6939 Hurricane Electric LLC AS6939 · US Hurricane Electric LLC AS9002 RETN Limited AS9002 · GB RETN Limited AS3257 GTT Communications Inc. AS3257 · US GTT Communications In… AS7195 EDGEUNO S.A.S AS7195 · CO EDGEUNO S.A.S AS1103 SURF B.V. AS1103 · NL SURF B.V. AS1128 SURF B.V. AS1128 · NL SURF B.V.

Network health

Grade C · 65/100
pass Prefixes covered by valid ROAs
3 of 3 announced prefixes are RPKI valid.		 25/25
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
cert@surfcert.nl 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 2021-01-22.		 0/5
Built from the announced prefixes, RPKI, the registry record and geofeeds. Checks without data are not counted. Also in the API.
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AS1128 health AS1128 RPKI
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Routing changes

Last 30 days
No changes recorded in the last 30 days. Changes are recorded each time the routing data of this AS is refreshed. Get alerts in real time.

WHOIS

aut-num:        AS1128
as-name:        TUDELFT-NL
descr:          DTO TUDELFT, The Netherlands - AS
admin-c:        HTN3-RIPE
tech-c:         HTN3-RIPE
status:         LEGACY
mnt-by:         AS1103-MNT
created:        2002-09-20T11:12:04Z
last-modified:  2021-01-22T14:57:00Z
source:         RIPE
mnt-by:         RIPE-NCC-LEGACY-MNT
org:            ORG-Sb3-RIPE