AS44066 firstcolo GmbH

Germany DE-FIRSTCOLO RIPE 54 IPv4 prefixes 16 IPv6 prefixes
IPv4 addresses
162,560
IPv6 /48 networks
1,447,171
RPKI
52 valid18 no ROA
Peers and downstreams
245

Holder

AS name
DE-FIRSTCOLO
Description
firstcolo.net
Organisation
firstcolo GmbH
Registered in
Frankfurt am Main, Germany
Abuse contact
abuse@first-colo.net
Assigned
2007-11-12
Registered
2007-11-13
Record last changed
2025-09-05 08:03 UTC

Routing changes

Last 30 days
2026-10-03 20:58 UTCNeighbour gone AS216265 downstream
2026-10-03 20:58 UTCNeighbour gone AS214668 downstream
2026-10-03 20:58 UTCNeighbour gone AS205103 upstream
2026-10-03 20:58 UTCNeighbour gone AS54825 downstream
2026-10-03 20:58 UTCNeighbour gone AS52320 peer
2026-10-03 20:58 UTCNeighbour gone AS50869 upstream
2026-10-03 20:58 UTCNeighbour gone AS41051 upstream
2026-10-03 20:58 UTCNeighbour gone AS34872 downstream
2026-10-03 20:58 UTCNeighbour gone AS31027 peer
2026-10-03 20:58 UTCNeighbour gone AS22356 upstream
2026-10-03 20:58 UTCNeighbour gone AS13194 upstream
2026-10-03 20:58 UTCNeighbour gone AS8220 upstream
2026-10-03 20:58 UTCNeighbour gone AS7713 upstream
2026-10-03 20:58 UTCNeighbour gone AS4601 upstream
2026-10-03 20:58 UTCNeighbour gone AS4229 downstream
2026-10-03 20:58 UTCNew neighbour AS8888 peer
2026-10-03 20:58 UTCRelationship changed AS58299 upstream to peer
2026-10-03 20:58 UTCNew neighbour AS271253 peer
2026-10-03 20:58 UTCNew neighbour AS264479 peer
2026-10-03 20:58 UTCNew neighbour AS263152 peer
2026-10-03 20:58 UTCNew neighbour AS63023 downstream
2026-10-03 20:58 UTCNew neighbour AS47583 downstream
2026-10-03 20:58 UTCNew neighbour AS37739 downstream
2026-10-03 20:58 UTCNew neighbour AS32787 downstream
2026-10-03 20:58 UTCNew neighbour AS13000 downstream
2026-10-03 20:58 UTCNew neighbour AS1031 downstream
2026-10-03 20:58 UTCRelationship changed AS9044 upstream to peer
2026-10-03 20:58 UTCRelationship changed AS9009 upstream to peer
2026-10-03 20:58 UTCRelationship changed AS8758 upstream to peer
2026-10-03 20:58 UTCRelationship changed AS8708 upstream to peer
2026-10-03 20:58 UTCRelationship changed AS8298 upstream to peer
2026-10-03 20:58 UTCRelationship changed AS7195 upstream to peer
2026-10-03 20:58 UTCRelationship changed AS6910 upstream to peer
2026-10-03 20:58 UTCNew neighbour AS6797 peer
2026-10-03 20:58 UTCRelationship changed AS6663 upstream to peer
2026-10-03 20:58 UTCRelationship changed AS6204 upstream to peer
2026-10-03 20:58 UTCRelationship changed AS62000 upstream to peer
2026-10-03 20:58 UTCRelationship changed AS61049 upstream to peer
2026-10-03 20:58 UTCNew neighbour AS6057 peer
2026-10-03 20:58 UTCRelationship changed AS60171 upstream to downstream
2026-10-03 20:58 UTCRelationship changed AS56911 upstream to peer
2026-10-03 20:58 UTCRelationship changed AS50629 upstream to peer
2026-10-03 20:58 UTCRelationship changed AS48362 upstream to peer
2026-10-03 20:58 UTCRelationship changed AS47147 upstream to peer
2026-10-03 20:58 UTCRelationship changed AS4455 upstream to peer
2026-10-03 20:58 UTCNew neighbour AS4230 peer
2026-10-03 20:58 UTCRelationship changed AS42000 upstream to peer
2026-10-03 20:58 UTCRelationship changed AS41327 upstream to peer
2026-10-03 20:58 UTCRelationship changed AS39686 upstream to peer
2026-10-03 20:58 UTCRelationship changed AS39351 upstream to peer
2026-10-03 20:58 UTCRelationship changed AS39249 upstream to peer
2026-10-03 20:58 UTCRelationship changed AS37468 upstream to peer
2026-10-03 20:58 UTCNew neighbour AS37100 peer
2026-10-03 20:58 UTCRelationship changed AS35625 upstream to peer
2026-10-03 20:58 UTCRelationship changed AS35280 upstream to peer
2026-10-03 20:58 UTCRelationship changed AS34177 upstream to peer
2026-10-03 20:58 UTCRelationship changed AS33891 upstream to peer
2026-10-03 20:58 UTCRelationship changed AS3214 upstream to peer
2026-10-03 20:58 UTCNew neighbour AS31500 downstream
2026-10-03 20:58 UTCRelationship changed AS29632 upstream to peer
2026-10-03 20:58 UTCRelationship changed AS29075 upstream to peer
2026-10-03 20:58 UTCRelationship changed AS28716 upstream to peer
2026-10-03 20:58 UTCRelationship changed AS286 upstream to peer
2026-10-03 20:58 UTCRelationship changed AS2518 upstream to peer
2026-10-03 20:58 UTCRelationship changed AS24961 upstream to peer
2026-10-03 20:58 UTCRelationship changed AS24889 upstream to peer
2026-10-03 20:58 UTCRelationship changed AS212024 upstream to peer
2026-10-03 20:58 UTCRelationship changed AS20766 upstream to peer
2026-10-03 20:58 UTCRelationship changed AS20764 upstream to peer
2026-10-03 20:58 UTCRelationship changed AS20562 upstream to peer
2026-10-03 20:58 UTCRelationship changed AS20485 upstream to peer
2026-10-03 20:58 UTCRelationship changed AS1836 upstream to peer
2026-10-03 20:58 UTCRelationship changed AS1764 upstream to peer
2026-10-03 20:58 UTCNew neighbour AS17557 peer
2026-10-03 20:58 UTCRelationship changed AS15958 upstream to peer
2026-10-03 20:58 UTCRelationship changed AS14840 upstream to peer
2026-10-03 20:58 UTCRelationship changed AS12859 upstream to peer
2026-10-03 20:58 UTCRelationship changed AS12779 upstream to peer
2026-10-03 20:58 UTCRelationship changed AS1267 upstream to peer
2026-10-03 20:58 UTCRelationship changed AS12577 upstream to peer
2026-10-03 20:58 UTCRelationship changed AS1103 upstream to peer

WHOIS

aut-num:        AS44066
as-name:        DE-FIRSTCOLO
descr:          firstcolo.net
org:            ORG-AISG3-RIPE
remarks:        ------------------------------------------------------------------
remarks:        Current Transit Providers:
remarks:        ------------------------------------------------------------------
remarks:        Deutsche Telekom AG (DTAG)
remarks:        NTT
remarks:        GTT
remarks:        Cogent Communication
remarks:        Arelion
remarks:        ------------------------------------------------------------------
remarks:        Current Peerings:
remarks:        ------------------------------------------------------------------
remarks:        ------------------------------------------------------------------
remarks:        ------------------------------------------------------------------
remarks:        NOC contact (24/7 operations):
remarks:        network@firstcolo.net or call +49 (0) 69 1200 69 0
remarks:        Abuse contact: abuse@firstcolo.net
remarks:        ------------------------------------------------------------------
remarks:        We currently have an open peering policy
remarks:        Please mail peering@firstcolo.net
remarks:        Currently available connection points:
remarks:        Data Center / IX Location
remarks:        --------------------- --------------------------------------
remarks:        Visit our PeeringDB record to view details about all our data centers and IXPs.
remarks:        https://www.peeringdb.com/asn/44066
remarks:        If the wanted Datacenter or IX is not on the list atop, feel
remarks:        free to contact us.
remarks:        ------------------------------------------------------------------
remarks:        We filter announcements listed in RFC3330.
remarks:        We filter incoming announcements of routes originating in AS44066.
remarks:        We do not accept any route more specific than /24.
remarks:        We preserve to filter incoming communities, metrics and alike.
remarks:        ------------------------------------------------------------------
remarks:        Community Definition (settable by BGP customers)
remarks:        --------- ----------------------------------------
remarks:        44066:666 Blackhole Route (Host Routes only)
remarks:        large:44066:105:174 Do not announce route to Cogent
remarks:        large:44066:105:1299 Do not announce route to Telia
remarks:        large:44066:105:2914 Do not announce route to NTT
remarks:        large:44066:105:3257 Do not announce route to GTT
remarks:        large:44066:105:3320 Do not announce route to DTAG
remarks:        large:44066:105:6695 Do not announce route to DE-CIX Peers
remarks:        large:44066:1x:174 Prepend route x times to Cogent
remarks:        large:44066:1x:1299 Prepend route x times to Telia
remarks:        large:44066:1x:2914 Prepend route x times to NTT
remarks:        large:44066:1x:3257 Prepend route x times to GTT
remarks:        large:44066:1x:3320 Prepend route x times to DTAG
remarks:        large:44066:1x:6695 Prepend route x times to DE-CIX Peers
remarks:        Where x is the number of prepends (x=1,2,3,4,5)
admin-c:        ACC-RIPE
tech-c:         ACC-RIPE
status:         ASSIGNED
mnt-by:         RIPE-NCC-END-MNT
mnt-by:         ACCELERATED-MNT
mnt-by:         MNT-FIRSTCOLO
created:        2007-11-13T11:21:22Z
last-modified:  2025-09-05T08:03:51Z
source:         RIPE
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