AS Number
AS7
AS Name
DSTL
Org Name
The Defence Science and Technology Laboratory
Registry

ripe

RegDate

Updated

2018-11-22T15:27:05Z

AS7 Looking Glass
IPv4Prefixes

27

IPv6Prefixes

1

IPv4 NUMs

70,912

IPv6 NUMs(/64)

34,359,738,368

70,912 IPv4 Addresses
CIDR Description IP Num
103.49.24.0/24
IRR InValid
X86NETWORK-MY X86 Network Sdn Bhd 256
103.94.68.0/24
IRR InValid
FTCL-MM 103.94.68_block 256
103.94.68.0/22
IRR InValid
FTCL-MM Building 12, MICT park, Hlaing Campus, Hlaing Township 1024
103.94.70.0/24
IRR InValid
FTCL-MM 103.94.70_block 256
103.94.71.0/24
IRR InValid
FTCL-MM 103.94.71_block 256
103.144.205.0/24
IRR InValid
XRSTECHNOLOGY-MY XRS Technology 256
146.80.0.0/24
IRR Parent Valid
Defence Science and Technology Laboratory 256
146.80.0.0/16
IRR Valid
Defence Science and Technology Laboratory 65536
146.80.128.0/19
IRR Parent Valid
Defence Science and Technology Laboratory 8192
146.80.160.0/19
IRR Parent Valid
Defence Science and Technology Laboratory 8192
146.80.192.0/23
IRR Parent Valid
Defence Science and Technology Laboratory 512
146.80.194.0/23
IRR Parent Valid
Defence Science and Technology Laboratory 512
146.80.224.0/20
IRR Parent Valid
Defence Science and Technology Laboratory 4096
146.80.240.0/20
IRR Parent Valid
Defence Science and Technology Laboratory 4096
149.7.63.0/24
IRR InValid
Cogent Communications, LLC 256
192.5.28.0/24
IRR Valid
Defence Science and Technology Laboratory 256
192.5.29.0/24
IRR Valid
Defence Science and Technology Laboratory 256
192.5.30.0/24
IRR Valid
Defence Science and Technology Laboratory 256
192.35.94.0/24
ROA Signed and Valid IRR Valid
RIPE Network Coordination Centre 256
192.67.43.0/24
ROA Signed and Valid IRR Valid
RIPE Network Coordination Centre 256
192.107.178.0/24
IRR Valid
Defence Science and Technology Laboratory 256
192.149.120.0/24
IRR Valid
Defence Science and Technology Laboratory 256
194.32.69.0/24
ROA Signed and Valid IRR Valid
The Defence Science and Technology Laboratory 256
194.32.218.0/23
ROA Signed and Valid IRR Valid
The Defence Science and Technology Laboratory 512
194.34.138.0/24
ROA Signed and Valid IRR Valid
The Defence Science and Technology Laboratory 256
194.61.92.0/23
ROA Signed and Valid IRR InValid
The Defence Science and Technology Laboratory 512
203.109.37.0/24
IRR InValid
FTCL-MM 203.109.37_block 256
CIDR Description IP NUMs(prefix /64)
2a0b:3b40::/29
ROA Signed and Valid IRR Valid
The Defence Science and Technology Laboratory 34359738368
AS Description Country/Region IPv4 NUMs IPv6 NUMs IPv4 IPv6
AS140401 PROXINET-AS-ID - PT Proxi Jaringan Nusantara, ID Indonesia 2,304 0 IPv4 IPv4
AS786 JANET - Jisc Services Limited, GB United Kingdom 7,120,128 111,803,498,496 IPv4 IPv4 IPv6 IPv6
AS53121 Infornet Consultoria e Assessoria Ltda, BR Brazil 5,120 4,294,967,296 IPv4 IPv4
AS133936 X86NETWORK-AS-AP - X86 Network Sdn Bhd, MY Malaysia 2,816 4,294,967,296 IPv4 IPv4
AS136617 FTCL-AS-AP - Fortune Telecom Company Limited, MM Myanmar 2,048 0 IPv4 IPv4
AS Description Country/Region IPv4 NUMs IPv6 NUMs IPv4 IPv6
AS61601 Friends Provedor de Internet LTDA, BR Brazil 1,024 4,294,967,296 IPv4 IPv4
AS263508 SIMNET TELECOMUNICACOES LTDA, BR Brazil 4,096 2,701,131,776 IPv4 IPv4
AS271347 JHONATA DA SILVA MATOS ME, BR Brazil 1,024 0 IPv4 IPv4
AS272277 Dupla - Net, BR Brazil 0 4,294,967,296 IPv4 IPv4
as-block:       AS7 - AS7
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:        2018-11-22T15:27:05Z
last-modified:  2018-11-22T15:27:05Z
source:         RIPE



aut-num:        AS7
as-name:        DSTL
org:            ORG-TDSA4-RIPE
import:         from AS786 action pref=50; accept ANY
default:        to AS786 action pref=1; networks ANY
admin-c:        DSTL2-RIPE
tech-c:         DSTL3-RIPE
status:         LEGACY
mnt-by:         JIPS-NOSC
mnt-by:         DSTL-MNT
created:        2002-05-27T10:16:30Z
last-modified:  2018-11-05T09:31:24Z
source:         RIPE

organisation:   ORG-TDSA4-RIPE
org-name:       The Defence Science and Technology Laboratory
country:        GB
org-type:       LIR
address:        Porton Down
address:        SP4 0JG
address:        Salisbury
address:        UNITED KINGDOM
phone:          +4401980950000
e-mail:         ripe@dstl.gov.uk
admin-c:        DSTL2-RIPE
tech-c:         DSTL3-RIPE
abuse-c:        DSTL4-RIPE
mnt-ref:        DSTL-MNT
mnt-by:         RIPE-NCC-HM-MNT
mnt-by:         DSTL-MNT
created:        2017-06-13T13:26:55Z
last-modified:  2020-12-16T12:29:46Z
source:         RIPE

role:           Dstl Admin
address:        Dstl Digital
address:        Porton Down
address:        Salisbury
address:        Wiltshire
address:        SP4 0JQ
phone:          +44 1980 950000
e-mail:         ripe@dstl.gov.uk
nic-hdl:        DSTL2-RIPE
mnt-by:         DSTL-MNT
created:        2018-10-04T10:19:36Z
last-modified:  2025-06-22T12:29:09Z
source:         RIPE

role:           Dstl Tech
address:        Dstl Digital
address:        Porton Down
address:        Salisbury
address:        Wiltshire
address:        SP4 0JQ
phone:          +44 1980 950000
e-mail:         ripe@dstl.gov.uk
nic-hdl:        DSTL3-RIPE
mnt-by:         DSTL-MNT
created:        2018-10-04T10:25:49Z
last-modified:  2025-06-22T12:28:25Z
source:         RIPE