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AS8489 Martin Mersberger EDV Beratung

Germany PORTAL-TO-WEB RIPE 5 IPv4 prefixes 2 IPv6 prefixes
IPv4 addresses
1,536
IPv6 /48 networks
2
RPKI
0 valid7 no ROA
Peers and downstreams
6

Holder

AS name
PORTAL-TO-WEB
Description
EDV Beratung Mersberger
Organisation
Martin Mersberger EDV Beratung
Abuse contact
abuse@portal-to-web.de
Assigned
2011-08-02
Registered
2011-08-03
Record last changed
2025-09-22 15:04 UTC

Upstream graph

Upstreams and their upstreams, from BGP paths
AS6939 Hurricane Electric LLC AS6939 · US Hurricane Electric LLC AS24961 WIIT AG AS24961 · DE WIIT AG AS3214 xTom GmbH AS3214 · DE xTom GmbH AS60144 3W Infra B.V. AS60144 · NL 3W Infra B.V. AS174 AS174 AS174 AS174 AS1299 Arelion Sweden AB AS1299 · SE Arelion Sweden AB AS35133 Eranium B.V. AS35133 · NL Eranium B.V. AS34872 Sarah Rossius trading as Servperso Systems AS34872 · BE Sarah Rossius trading… AS35661 VIRTUA SYSTEMS SAS AS35661 · FR VIRTUA SYSTEMS SAS AS8489 Martin Mersberger EDV Beratung AS8489 · DE Martin Mersberger EDV…

Network health

Grade C · 65/100
fail Prefixes covered by valid ROAs
0 of 7 announced prefixes are RPKI valid, 7 have no ROA.		 0/25
pass No RPKI invalid announcements
None of the announcements is RPKI invalid.		 10/10
pass Announces IPv6
2 IPv6 prefixes.		 15/15
pass More than one upstream
2 upstreams seen in BGP.		 10/10
pass Working abuse contact
abuse@portal-to-web.de 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
pass Registry record maintained
Last changed 2025-09-22.		 5/5
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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Routing changes

Last 30 days
2026-10-04 00:59 UTCNeighbour gone AS215628 peer
2026-10-04 00:59 UTCNeighbour gone AS56662 peer
2026-10-04 00:59 UTCNeighbour gone AS34927 upstream
2026-10-04 00:59 UTCNeighbour gone AS7721 peer
2026-10-04 00:59 UTCRelationship changed AS8298 upstream to peer
2026-10-04 00:59 UTCRelationship changed AS401753 upstream to peer
2026-10-04 00:59 UTCRelationship changed AS25091 upstream to peer
2026-10-04 00:59 UTCRelationship changed AS211509 upstream to peer

WHOIS

aut-num:        AS8489
as-name:        PORTAL-TO-WEB
descr:          EDV Beratung Mersberger
remarks:        portal-to-web.de
org:            ORG-EBM1-RIPE
remarks:        ----------------------------------------------
remarks:        
remarks:        For Peerings contact: peering@portal-to-web.de
remarks:        
remarks:        ----------------------------------------------
admin-c:        MM22282-RIPE
tech-c:         MM22282-RIPE
status:         ASSIGNED
mnt-by:         RIPE-NCC-END-MNT
mnt-by:         P2W-MNT
sponsoring-org: ORG-CG63-RIPE
created:        2011-08-03T13:30:15Z
last-modified:  2025-09-22T15:04:45Z
source:         RIPE
% 6 routing policy lines (import/export) not shown