AS Number
AS23770
AS Name
NCBS-IN
Org Name
Tata Institute of Fundamental Research
Country / Region
India
Registry

apnic

RegDate

Updated

2009-09-29T06:04:16Z

AS23770 Looking Glass
IPv4Prefixes

1

IPv6Prefixes

1

IPv4 NUMs

256

IPv6 NUMs(/64)

65,536

CIDR Description IP Num
158.144.176.0/24
IRR Valid
TIFR-IP Tata Institute of Fundamental Research 256
CIDR Description IP NUMs(prefix /64)
2406:f00:4::/48
IRR Valid
TIFR-IP Tata Institute of Fundamental Research 65536
AS Description Country / Region IPv4 NUMs IPv6 NUMs IPv4 IPv6
AS55824 NKN-CORE-NW - National Knowledge Network, IN India 84,224 77,313,015,809 IPv4 IPv4 IPv6 IPv6
AS45820 TTSL-MEISISP - TTSL-ISP DIVISION, IN India 788,480 23,265,280 IPv4 IPv4 IPv6 IPv6

Whois Record

as-block AS23552 - AS24575

as-block
descr
APNIC ASN block
remarks
These AS numbers are further assigned by APNIC
to APNIC members and end-users in the APNIC region
AS23889 has been transfered to AfriNIC
admin-c
HM20-AP
tech-c
HM20-AP
mnt-by
APNIC-HM
mnt-lower
APNIC-HM
last-modified
2009-09-29T06:04:16Z
source
APNIC

role APNIC Hostmaster

role
APNIC Hostmaster
address
PO Box 3646
South Brisbane
QLD 4101
country
AU
phone
+61 7 3858 3100
fax-no
+61 7 3858 3199
e-mail
helpdesk@apnic.net
admin-c
AMS11-AP
tech-c
AH256-AP
nic-hdl
HM20-AP
remarks
Administrator for APNIC
notify
hostmaster@apnic.net
mnt-by
MAINT-APNIC-AP
last-modified
2026-08-26T00:40:00Z
source
APNIC

as-block AS23701 - AS23772

as-block
descr
APNIC ASN block
remarks
These AS numbers are further assigned by APNIC
to APNIC members and end-users in the APNIC region
admin-c
HM20-AP
tech-c
HM20-AP
mnt-by
APNIC-HM
mnt-lower
APNIC-HM
last-modified
2008-09-04T06:40:26Z
source
APNIC

role APNIC Hostmaster

role
APNIC Hostmaster
address
PO Box 3646
South Brisbane
QLD 4101
country
AU
phone
+61 7 3858 3100
fax-no
+61 7 3858 3199
e-mail
helpdesk@apnic.net
admin-c
AMS11-AP
tech-c
AH256-AP
nic-hdl
HM20-AP
remarks
Administrator for APNIC
notify
hostmaster@apnic.net
mnt-by
MAINT-APNIC-AP
last-modified
2026-08-26T00:40:00Z
source
APNIC

aut-num AS23770

aut-num
as-name
NCBS-IN
descr
Tata Institute of Fundamental Research
country
IN
org
ORG-NCFB1-AP
admin-c
NCFB1-AP
tech-c
NCFB1-AP
abuse-c
AN1157-AP
mnt-routes
MAINT-NCBS-IN
mnt-by
APNIC-HM
mnt-irt
IRT-NCBS-IN
last-modified
2021-01-18T23:08:16Z
source
APNIC

irt IRT-NCBS-IN

irt
IRT-NCBS-IN
address
GKVK Campus, Bellary Road, Bangalore - 560065
e-mail
postmaster@ncbs.res.in
abuse-mailbox
postmaster@ncbs.res.in
admin-c
NCFB1-AP
tech-c
NCFB1-AP
auth
# Filtered
remarks
postmaster@ncbs.res.in is invalid
mnt-by
MAINT-IN-NCBS
last-modified
2026-05-13T13:07:55Z
source
APNIC

organisation ORG-NCFB1-AP

organisation
ORG-NCFB1-AP
org-name
National Centre for Biological Sciences
org-type
LIR
country
IN
address
Tata Institute of Fundamental Research
GKVK Campus, Bellary Road
phone
+91-080-23666421
fax-no
+91-080-23636662
e-mail
domain@ncbs.res.in
mnt-ref
APNIC-HM
mnt-by
APNIC-HM
last-modified
2023-09-05T02:15:35Z
source
APNIC

role ABUSE NCBSIN

role
ABUSE NCBSIN
country
ZZ
address
GKVK Campus, Bellary Road, Bangalore - 560065
phone
+000000000
e-mail
postmaster@ncbs.res.in
admin-c
NCFB1-AP
tech-c
NCFB1-AP
nic-hdl
AN1157-AP
remarks
Generated from irt object IRT-NCBS-IN
postmaster@ncbs.res.in is invalid
abuse-mailbox
postmaster@ncbs.res.in
mnt-by
APNIC-ABUSE
last-modified
2026-05-13T13:09:22Z
source
APNIC

role NATIONAL CENTRE FOR BIOLOGICAL SCIENCES - Network

role
NATIONAL CENTRE FOR BIOLOGICAL SCIENCES - Network
address
GKVK Campus, Bellary Road, Bangalore - 560065
country
IN
phone
+91-080-23666421
fax-no
+91-080-23636662
e-mail
prasanta@ncbs.res.in
admin-c
NCFB1-AP
tech-c
NCFB1-AP
nic-hdl
NCFB1-AP
mnt-by
MAINT-NCBS-IN
last-modified
2009-09-25T04:45:40Z
source
APNIC

as-block:       AS23552 - AS24575
descr:          APNIC ASN block
remarks:        These AS numbers are further assigned by APNIC
remarks:        to APNIC members and end-users in the APNIC region
remarks:        AS23889 has been transfered to AfriNIC
admin-c:        HM20-AP
tech-c:         HM20-AP
mnt-by:         APNIC-HM
mnt-lower:      APNIC-HM
last-modified:  2009-09-29T06:04:16Z
source:         APNIC

role:           APNIC Hostmaster
address:        PO Box 3646
address:        South Brisbane
address:        QLD 4101
country:        AU
phone:          +61 7 3858 3100
fax-no:         +61 7 3858 3199
e-mail:         helpdesk@apnic.net
admin-c:        AMS11-AP
tech-c:         AH256-AP
nic-hdl:        HM20-AP
remarks:        Administrator for APNIC
notify:         hostmaster@apnic.net
mnt-by:         MAINT-APNIC-AP
last-modified:  2026-08-26T00:40:00Z
source:         APNIC


as-block:       AS23701 - AS23772
descr:          APNIC ASN block
remarks:        These AS numbers are further assigned by APNIC
remarks:        to APNIC members and end-users in the APNIC region
admin-c:        HM20-AP
tech-c:         HM20-AP
mnt-by:         APNIC-HM
mnt-lower:      APNIC-HM
last-modified:  2008-09-04T06:40:26Z
source:         APNIC

role:           APNIC Hostmaster
address:        PO Box 3646
address:        South Brisbane
address:        QLD 4101
country:        AU
phone:          +61 7 3858 3100
fax-no:         +61 7 3858 3199
e-mail:         helpdesk@apnic.net
admin-c:        AMS11-AP
tech-c:         AH256-AP
nic-hdl:        HM20-AP
remarks:        Administrator for APNIC
notify:         hostmaster@apnic.net
mnt-by:         MAINT-APNIC-AP
last-modified:  2026-08-26T00:40:00Z
source:         APNIC



aut-num:        AS23770
as-name:        NCBS-IN
descr:          Tata Institute of Fundamental Research
country:        IN
org:            ORG-NCFB1-AP
admin-c:        NCFB1-AP
tech-c:         NCFB1-AP
abuse-c:        AN1157-AP
mnt-routes:     MAINT-NCBS-IN
mnt-by:         APNIC-HM
mnt-irt:        IRT-NCBS-IN
last-modified:  2021-01-18T23:08:16Z
source:         APNIC

irt:            IRT-NCBS-IN
address:        GKVK Campus, Bellary Road, Bangalore - 560065
e-mail:         postmaster@ncbs.res.in
abuse-mailbox:  postmaster@ncbs.res.in
admin-c:        NCFB1-AP
tech-c:         NCFB1-AP
auth:           # Filtered
remarks:        postmaster@ncbs.res.in is invalid
mnt-by:         MAINT-IN-NCBS
last-modified:  2026-05-13T13:07:55Z
source:         APNIC

organisation:   ORG-NCFB1-AP
org-name:       National Centre for Biological Sciences
org-type:       LIR
country:        IN
address:        Tata Institute of Fundamental Research
address:        GKVK Campus, Bellary Road
phone:          +91-080-23666421
fax-no:         +91-080-23636662
e-mail:         domain@ncbs.res.in
mnt-ref:        APNIC-HM
mnt-by:         APNIC-HM
last-modified:  2023-09-05T02:15:35Z
source:         APNIC

role:           ABUSE NCBSIN
country:        ZZ
address:        GKVK Campus, Bellary Road, Bangalore - 560065
phone:          +000000000
e-mail:         postmaster@ncbs.res.in
admin-c:        NCFB1-AP
tech-c:         NCFB1-AP
nic-hdl:        AN1157-AP
remarks:        Generated from irt object IRT-NCBS-IN
remarks:        postmaster@ncbs.res.in is invalid
abuse-mailbox:  postmaster@ncbs.res.in
mnt-by:         APNIC-ABUSE
last-modified:  2026-05-13T13:09:22Z
source:         APNIC

role:           NATIONAL CENTRE FOR BIOLOGICAL SCIENCES - Network
address:        GKVK Campus, Bellary Road, Bangalore - 560065
country:        IN
phone:          +91-080-23666421
fax-no:         +91-080-23636662
e-mail:         prasanta@ncbs.res.in
admin-c:        NCFB1-AP
tech-c:         NCFB1-AP
nic-hdl:        NCFB1-AP
mnt-by:         MAINT-NCBS-IN
last-modified:  2009-09-25T04:45:40Z
source:         APNIC