AS Name
Mentor-Graphics-AS
Org Name
Mentor Graphics (Ireland) Ltd.
Registry Region
Ireland
Looking Glass
IPv4Prefixes

4

IPv6Prefixes

0

IPv4 NUMs

1,792

IPv6 NUMs(/64)

0

1,792 IPv4 Addresses
CIDR Description IP Num
139.181.18.0/24 Mentor Graphics Corporation 256
139.181.44.0/22 Mentor Graphics Corporation 1024
192.94.30.0/24 Mentor Graphics Corporation 256
192.94.31.0/24 Mentor Graphics Corporation 256
AS Description Country/Region IPv4 NUMs IPv6 NUMs IPv4 IPv6
AS2686 ATGS-MMD-AS - AT&T Global Network Services, LLC, US United States 17,711,616 4,429,250,560 IPv4 IPv4
AS2110 AS-BTIRE - BT Communications Ireland Limited, IE Ireland 438,016 34,359,738,368 IPv4 IPv4
as-block:       AS42383 - AS45055
descr:          RIPE NCC ASN block
remarks:        These AS Numbers are assigned to network operators in the RIPE NCC service region.
mnt-by:         RIPE-NCC-HM-MNT
created:        2018-11-22T15:27:34Z
last-modified:  2018-11-22T15:27:34Z
source:         RIPE



aut-num:        AS43484
as-name:        Mentor-Graphics-AS
org:            ORG-MGL3-RIPE
import:         from AS2686 accept ANY
import:         from AS2110 accept ANY
export:         to AS2686 announce AS43484
export:         to AS2110 announce AS43484
admin-c:        KT347-RIPE
tech-c:         KT347-RIPE
status:         ASSIGNED
mnt-by:         RIPE-NCC-END-MNT
mnt-by:         MENTOR-MNT
created:        2007-08-08T10:28:30Z
last-modified:  2018-09-04T10:26:05Z
source:         RIPE

organisation:   ORG-MGL3-RIPE
org-name:       Mentor Graphics (Ireland) Ltd.
org-type:       LIR
address:        East Park
                Shannon
address:        00000
address:        Co.Clare
address:        IRELAND
phone:          +35361256200
fax-no:         +35361256202
admin-c:        KT347-RIPE
mnt-ref:        MENTOR-MNT
mnt-ref:        RIPE-NCC-HM-MNT
mnt-by:         RIPE-NCC-HM-MNT
abuse-c:        MGC200-RIPE
tech-c:         MGC202-RIPE
created:        2005-02-07T13:37:57Z
last-modified:  2016-01-22T17:01:43Z
source:         RIPE # Filtered

person:         Ken Tucker
address:        Mentor Graphics Corporation
address:        EAST PARK - SHANNON FREE ZONE
address:        SHANNON, IRELAND
phone:          +35361256242
nic-hdl:        KT347-RIPE
mnt-by:         MENTOR-MNT
created:        2005-03-17T01:36:33Z
last-modified:  2005-03-17T01:36:33Z
source:         RIPE # Filtered